1.16.3 [skip ci]

* set projection for 3dquivers

* fix test

.gitattributes

@@ -0,0 +1,6 @@
+# Set default behaviour to automatically normalize line endings.
+* text=auto
+
+# Force bash scripts to always use lf line endings so that if a repo is accessed
+# in Unix via a file share from Windows, the scripts will work.
+*.sh text eol=lf

.github/ISSUE_TEMPLATE/bug.md

@@ -0,0 +1,32 @@
+---
+name: Bug report
+about: Create a bug report
+title: "[BUG]"
+labels: bug
+assignees: ''
+
+---
+
+<!-- Please search existing issues to avoid duplicates. -->
+
+## Details
+
+
+### Backends
+
+This bug occurs on ( insert `x` below )
+
+Backend      | yes | no  | untested
+-------------|-----|-----|---------
+gr (default) |     |     |
+pyplot       |     |     |
+plotly       |     |     |
+plotlyjs     |     |     |
+pgfplotsx    |     |     |
+inspectdr    |     |     |
+
+### Versions
+
+Plots.jl version:
+Backend  version (`]st -m <backend(s)>`):
+Output of `versioninfo()`:

.github/ISSUE_TEMPLATE/feature request.md

@@ -0,0 +1,10 @@
+---
+name: Feature request
+about: Suggest a feature or enhancement
+title: "[FR]"
+labels: feature request
+assignees: ''
+
+---
+
+Please search existing issues to avoid duplicates.

.github/workflows/CompatHelper.yml

@@ -0,0 +1,17 @@
+name: CompatHelper
+
+on:
+  schedule:
+    - cron: '00 00 * * *'
+
+jobs:
+  CompatHelper:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Pkg.add("CompatHelper")
+        run: julia -e 'using Pkg; Pkg.add("CompatHelper")'
+      - name: CompatHelper.main()
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          COMPATHELPER_PRIV: ${{ secrets.COMPATHELPER_PRIV }}  # optional
+        run: julia -e 'using CompatHelper; CompatHelper.main()'

.github/workflows/SnoopCompile.yml

@@ -0,0 +1,89 @@
+name: SnoopCompile
+
+on:
+  push:
+    branches:
+    #  - 'master'  # NOTE: to run the bot only on pushes to master
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  SnoopCompile:
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    env:
+      GKS_ENCODING: "utf8"
+      GKSwstype: "100"
+      PLOTS_TEST: "true"
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        version:   # NOTE: the versions below should match those in your botconfig
+          - '1'
+        os:        # NOTE: should match the os setting of your botconfig
+          - ubuntu-latest
+        arch:
+          - x64
+    steps:
+      # Setup environment
+      - uses: actions/checkout@v2
+      - uses: julia-actions/setup-julia@latest
+        with:
+          version: ${{ matrix.version }}
+
+      - name: Install dependencies
+        run: |
+          julia --project -e 'using Pkg; Pkg.instantiate();'
+          julia -e 'using Pkg; Pkg.add( PackageSpec(name = "CompileBot", version = "1") ); Pkg.develop(PackageSpec(; path=pwd())); using CompileBot; CompileBot.addtestdep();'
+
+
+      # TESTCMD
+      - name: Default TESTCMD
+        run: echo "TESTCMD=julia" >> $GITHUB_ENV
+      - name: Ubuntu TESTCMD
+        if: startsWith(matrix.os,'ubuntu')
+        run: echo "TESTCMD=xvfb-run --auto-servernum julia" >> $GITHUB_ENV
+
+      # Generate precompile files
+      - name: Generating precompile files
+        run: $TESTCMD --project -e 'include("deps/SnoopCompile/snoop_bot.jl")'   # NOTE: must match path
+
+      # Run benchmarks
+      - name: Running Benchmark
+        run: $TESTCMD --project -e 'include("deps/SnoopCompile/snoop_bench.jl")' # NOTE: optional, if have benchmark file
+
+      - name: Upload all
+        uses: actions/upload-artifact@v2.0.1
+        with:
+          path: ./
+
+  Create_PR:
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    needs: SnoopCompile
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Download all
+        uses: actions/download-artifact@v2
+
+      - name: CompileBot postprocess
+        run: julia -e 'using Pkg; Pkg.add( PackageSpec(name = "CompileBot", version = "1") ); using CompileBot; CompileBot.postprocess();'
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: Update precompile_*.jl file
+          title: "[AUTO] Update precompiles"
+          labels: SnoopCompile
+          branch: "Test_SnoopCompile_AutoPR_${{ github.ref }}"
+
+
+  Skip:
+    if: "contains(github.event.head_commit.message, '[skip ci]')"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Skip CI 🚫
+        run: echo skip ci

.github/workflows/TagBot.yml

@@ -0,0 +1,14 @@
+name: TagBot
+on:
+  issue_comment:
+    types:
+      - created
+  workflow_dispatch:
+jobs:
+  TagBot:
+    if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: JuliaRegistries/TagBot@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/benchmark.yml

@@ -0,0 +1,34 @@
+name: Run benchmarks
+
+on:
+  pull_request:
+
+jobs:
+  Benchmark:
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    env:
+      GKS_ENCODING: "utf8"
+      GKSwstype: "100"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: julia-actions/setup-julia@latest
+        with:
+          version: 1
+
+      ## Setup
+      - name: Ubuntu TESTCMD
+        run: echo "TESTCMD=xvfb-run --auto-servernum julia" >> $GITHUB_ENV
+      - name: Install Plots dependencies
+        uses: julia-actions/julia-buildpkg@latest
+      - name: Install Benchmarking dependencies
+        run: julia -e 'using Pkg; pkg"add PkgBenchmark BenchmarkCI@0.1"'
+
+      - name: Run benchmarks
+        run: $TESTCMD -e 'using BenchmarkCI; BenchmarkCI.judge()'
+      - name: Print judgement
+        run: julia -e 'using BenchmarkCI; BenchmarkCI.displayjudgement()'
+      - name: Post results
+        run: julia -e 'using BenchmarkCI; BenchmarkCI.postjudge()'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/ci.yml

@@ -0,0 +1,89 @@
+name: ci
+
+on:
+  push:
+  pull_request:
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  CI:
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    env:
+      GKS_ENCODING: "utf8"
+      GKSwstype: "100"
+
+    name: Julia ${{ matrix.version }} - ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    continue-on-error: ${{ matrix.version == 'nightly' }}
+    strategy:
+      fail-fast: false
+      matrix:
+        version:
+          - '1'
+          - 'nightly'
+        os:
+          - ubuntu-latest
+          - windows-latest
+          - macos-latest
+        arch:
+          - x64
+          # - x86
+
+    steps:
+
+      # Setup environment
+      - uses: actions/checkout@v2
+      - uses: julia-actions/setup-julia@latest
+        with:
+          version: ${{ matrix.version }}
+      - name: Cache artifacts
+        uses: actions/cache@v1
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+
+      ## maybe required if we ever want to run graphical tests for plotly
+      # OS Dependencies
+      # - name: Ubuntu OS dependencies
+      #   if: startsWith(matrix.os,'ubuntu')
+      #   run: |
+      #    ./test/install_wkhtmltoimage.sh
+
+      # TESTCMD
+      - name: Default TESTCMD
+        run: echo "TESTCMD=julia" >> $GITHUB_ENV
+      - name: Ubuntu TESTCMD
+        if: startsWith(matrix.os,'ubuntu')
+        run: echo "TESTCMD=xvfb-run --auto-servernum julia" >> $GITHUB_ENV
+
+      # Julia Dependencies
+      - name: Install Julia dependencies
+        uses: julia-actions/julia-buildpkg@latest
+
+      # Run tests
+      - name: Run Graphical test
+        run:  |
+          $TESTCMD --project -e 'using Pkg; Pkg.test(coverage=true);'
+          $TESTCMD -e 'using Pkg; Pkg.activate(tempdir()); Pkg.develop(path=abspath(".")); Pkg.add("StatsPlots"); Pkg.test("StatsPlots");'
+          $TESTCMD -e 'using Pkg; Pkg.activate(tempdir()); Pkg.develop(path=abspath(".")); Pkg.add("GraphRecipes"); Pkg.test("GraphRecipes");'
+
+      - name: Codecov
+        uses: julia-actions/julia-uploadcodecov@latest
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+  Skip:
+    if: "contains(github.event.head_commit.message, '[skip ci]')"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Skip CI 🚫
+        run: echo skip ci

.github/workflows/docs.yml

@@ -0,0 +1,50 @@
+name: docs
+
+on:
+ push:
+  branches:
+    - master
+  tags: '*'
+ 
+jobs:
+  Build_docs:
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          repository: JuliaPlots/PlotDocs.jl
+      - uses: julia-actions/setup-julia@v1
+      - name: Cache artifacts
+        uses: actions/cache@v1
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts 
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+      - name: Install dependencies
+        run: |
+          sudo apt-get update -y
+          sudo apt-get install -y qt5-default \
+            ttf-mscorefonts-installer \
+            poppler-utils \
+            pdf2svg \
+            texlive-latex-base \
+            texlive-binaries \
+            texlive-pictures \
+            texlive-latex-extra \
+            texlive-luatex \
+            ghostscript-x \
+            libgconf2-4
+          sudo fc-cache -vr
+            
+      - name: build documentation
+        env: 
+          PYTHON: ""
+          DOCUMENTER_KEY: ${{ secrets.DOCUMENTER_KEY }}
+        run: |
+          xvfb-run julia --color=yes --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.add(PackageSpec(name="Plots", rev=split(ENV["GITHUB_REF"], "/", limit=3)[3])); Pkg.instantiate()' 
+          xvfb-run julia --color=yes --project=docs/ -e 'withenv("GITHUB_REPOSITORY" => "JuliaPlots/PlotDocs.jl") do; include("docs/make.jl"); end' 

.gitignore

@@ -4,7 +4,12 @@
 .DS_Store
 examples/.ipynb_checkpoints/*
 examples/meetup/.ipynb_checkpoints/*
-deps/plotly-latest.min.js
+deps/plotly-*
 deps/build.log
 deps/deps.jl
 Manifest.toml
+dev/
+test/tmpplotsave.hdf5
+/.benchmarkci
+/benchmark/*.json
+.vscode/

.travis.yml

@@ -1,20 +0,0 @@
-# Documentation: http://docs.travis-ci.com/user/languages/julia/
-language: julia
-os:
-  - linux
-  # - osx
-julia:
-  - 1.1
-  - nightly
-  
-matrix:
-  allow_failures:
-    - julia: nightly
-
-sudo: required
-before_install:
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then pwd ; fi
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then ./test/install_wkhtmltoimage.sh ; fi
-
-notifications:
-  email: true

.zenodo.json

@@ -0,0 +1,693 @@
+{
+    "title": "Plots.jl",
+    "license": "MIT",
+    "creators": [
+        {
+            "affiliation": "Elemental Cognition",
+            "name": "Tom Breloff"
+        }
+    ],
+    "contributors":[
+        {
+            "affiliation": "TU Wien",
+            "name": "Daniel Schwabeneder",
+            "orcid": "0000-0002-0412-0777",
+            "type": "ProjectLeader"
+        },
+        {
+            "affiliation": "GLOBE Institute",
+            "name": "Michael Krabbe Borregaard",
+            "type": "ProjectLeader"
+        },
+        {
+            "affiliation": "Leibniz Universit\u00e4t Hannover",
+            "name": "Simon Christ",
+            "orcid": "0000-0002-5866-1472",
+            "type": "ProjectLeader"
+        },
+        {
+            "affiliation": "Forschungszentrum J\u00fclich",
+            "name": "Josef Heinen",
+            "orcid": "0000-0001-6509-1925",
+            "type": "ProjectMember"
+        },
+        {
+            "name": "Yuval",
+            "type": "Other"
+        },
+        {
+            "name": "Andrew Palugniok",
+            "type": "ProjectMember"
+        },
+        {
+            "affiliation": "@beacon-biosignals",
+            "name": "Simon Danisch",
+            "type": "Other"
+        },
+        {
+            "affiliation": "Veos Digital (https://veos.digital/)",
+            "name": "Pietro Vertechi",
+            "type": "ProjectMember"
+        },
+        {
+            "affiliation": "Korea Advanced Inst. of Science and Technology (KAIST)",
+            "name": "Zhanibek Omarov",
+            "type": "ProjectMember",
+            "orcid": "0000-0002-8783-8791"
+        },
+        {
+            "name": "Thatcher Chamberlin",
+            "type": "Other"
+        },
+        {
+            "name": "@ma-laforge",
+            "type": "ProjectMember"
+        },
+        {
+            "affiliation": "Massachusetts Institute of Technology",
+            "name": "Christopher Rackauckas",
+            "orcid": "0000-0001-5850-0663",
+            "type": "Other"
+        },
+        {
+            "affiliation": "Max Planck Institute for Physics",
+            "name": "Oliver Schulz",
+            "type": "Other"
+        },
+        {
+            "affiliation": "@JuliaComputing",
+            "name": "Sebastian Pfitzner",
+            "type": "Other"
+        },
+        {
+            "name": "Takafumi Arakaki",
+            "type": "Other"
+        },
+        {
+            "affiliation": "University of Manitoba",
+            "name": "Amin Yahyaabadi",
+            "type": "Other"
+        },
+        {
+            "name": "Jack Devine",
+            "type": "Other"
+        },
+        {
+            "name": "Sebastian Pech",
+            "type": "Other"
+        },
+        {
+            "affiliation": "@JuliaComputing",
+            "name": "Patrick Kofod Mogensen",
+            "type": "Other",
+            "orcid": "0000-0002-4910-1932"
+        },
+        {
+            "name": "Samuel S. Watson",
+            "type": "Other"
+        },
+        {
+            "affiliation": "UC Davis",
+            "name": "Naoki Saito",
+            "orcid": "0000-0001-5234-4719",
+            "type": "Other"
+        },
+        {
+            "affiliation": "University of Southern California (USC)",
+            "name": "Benoit Pasquier",
+            "orcid": "0000-0002-3838-5976",
+            "type": "Other"
+        },
+        {
+            "affiliation": "NTNU Trondheim",
+            "name": "Ronny Bergmann",
+            "orcid": "0000-0001-8342-7218",
+            "type": "Other"
+        },
+        {
+            "name": "Andy Nowacki",
+            "affiliation": "University of Leeds",
+            "orcid": "0000-0001-7669-7383",
+            "type": "Other"
+        },
+        {
+            "name": "Ian Butterworth",
+            "type": "Other"
+        },
+        {
+            "affiliation": "Lund University",
+            "name": "David Gustavsson",
+            "type": "Other"
+        },
+        {
+            "name": "Anshul Singhvi",
+            "type": "Other"
+        },
+        {
+            "name": "david-macmahon",
+            "type": "Other"
+        },
+        {
+            "name": "Fredrik Ekre",
+            "type": "Other"
+        },
+        {
+            "name": "Maaz Bin Tahir Saeed",
+            "type": "Other"
+        },
+        {
+            "name": "Kristoffer Carlsson",
+            "type": "Other"
+        },
+        {
+            "name": "Will Kearney",
+            "type": "Other"
+        },
+        {
+            "name": "Niklas Korsbo",
+            "type": "Other"
+        },
+        {
+            "name": "Miles Lucas",
+            "type": "Other"
+        },
+        {
+            "name": "@Godisemo",
+            "type": "Other"
+        },
+        {
+            "name": "Florian Oswald",
+            "type": "Other"
+        },
+        {
+            "name": "Diego Javier Zea",
+            "type": "Other"
+        },
+        {
+            "name": "@WillRam",
+            "type": "Other"
+        },
+        {
+            "name": "Fedor Bezrukov",
+            "type": "Other"
+        },
+        {
+            "name": "Spencer Lyon",
+            "type": "Other"
+        },
+        {
+            "name": "Darwin Darakananda",
+            "type": "Other"
+        },
+        {
+            "name": "Lukas Hauertmann",
+            "type": "Other"
+        },
+        {
+            "name": "Huckleberry Febbo",
+            "type": "Other"
+        },
+        {
+            "name": "@H-M-H",
+            "type": "Other"
+        },
+        {
+            "name": "Josh Day",
+            "type": "Other"
+        },
+        {
+            "name": "@wfgra",
+            "type": "Other"
+        },
+        {
+            "name": "Sheehan Olver",
+            "type": "Other"
+        },
+        {
+            "name": "Jerry Ling",
+            "type": "Other"
+        },
+        {
+            "name": "Jks Liu",
+            "type": "Other"
+        },
+        {
+            "name": "Seth Axen",
+            "type": "Other"
+        },
+        {
+            "name": "@o01eg",
+            "type": "Other"
+        },
+        {
+            "name": "Sebastian Micluța-Câmpeanu",
+            "type": "Other"
+        },
+        {
+            "name": "Tim Holy",
+            "type": "Other"
+        },
+        {
+            "name": "Tony Kelman",
+            "type": "Other"
+        },
+        {
+            "name": "Antoine Levitt",
+            "type": "Other"
+        },
+        {
+            "name": "Iblis Lin",
+            "type": "Other"
+        },
+        {
+            "name": "Harry Scholes",
+            "type": "Other"
+        },
+        {
+            "name": "@djsegal",
+            "type": "Other"
+        },
+        {
+            "name": "Goran Nakerst",
+            "type": "Other"
+        },
+        {
+            "name": "Felix Hagemann",
+            "type": "Other"
+        },
+        {
+            "name": "Matthieu Gomez",
+            "type": "Other"
+        },
+        {
+            "name": "@biggsbiggsby",
+            "type": "Other"
+        },
+        {
+            "name": "Jonathan Anderson",
+            "type": "Other"
+        },
+        {
+            "name": "Michael Kraus",
+            "type": "Other"
+        },
+        {
+            "name": "Carlo Lucibello",
+            "type": "Other"
+        },
+        {
+            "name": "Robin Deits",
+            "type": "Other"
+        },
+        {
+            "name": "Misha Mkhasenko",
+            "type": "Other"
+        },
+        {
+            "name": "Benoît Legat",
+            "type": "Other"
+        },
+        {
+            "name": "Steven G. Johnson",
+            "type": "Other"
+        },
+        {
+            "name": "John Verzani",
+            "type": "Other"
+        },
+        {
+            "name": "Mattias Fält",
+            "type": "Other"
+        },
+        {
+            "name": "Rashika Karki",
+            "type": "Other"
+        },
+        {
+            "name": "Morten Piibeleht",
+            "type": "Other"
+        },
+        {
+            "name": "Filippo Vicentini",
+            "type": "Other"
+        },
+        {
+            "name": "David Anthoff",
+            "type": "Other"
+        },
+        {
+            "name": "Leon Wabeke",
+            "type": "Other"
+        },
+        {
+            "name": "Yusuke Kominami",
+            "type": "Other"
+        },
+        {
+            "name": "Oscar Dowson",
+            "type": "Other"
+        },
+        {
+            "name": "Max G",
+            "type": "Other"
+        },
+        {
+            "name": "Fabian Greimel",
+            "type": "Other"
+        },
+        {
+            "name": "Jérémy",
+            "type": "Other"
+        },
+        {
+            "name": "Pearl Li",
+            "type": "Other"
+        },
+        {
+            "name": "David P. Sanders",
+            "type": "Other"
+        },
+        {
+            "name": "Asbjørn Nilsen Riseth",
+            "type": "Other"
+        },
+        {
+            "name": "Jan Weidner",
+            "type": "Other"
+        },
+        {
+            "name": "@jakkor2",
+            "type": "Other"
+        },
+        {
+            "name": "Pablo Zubieta",
+            "type": "Other"
+        },
+        {
+            "name": "Hamza Yusuf Çakır",
+            "type": "Other"
+        },
+        {
+            "name": "John Rinehart",
+            "type": "Other"
+        },
+        {
+            "name": "Martin Biel",
+            "type": "Other"
+        },
+        {
+            "name": "Moritz Schauer",
+            "type": "Other"
+        },
+        {
+            "name": "Moesè Giodano",
+            "type": "Other"
+        },
+        {
+            "name": "@olegshtch",
+            "type": "Other"
+        },
+        {
+            "name": "Leon Shen",
+            "type": "Other"
+        },
+        {
+            "name": "Jeff Fessler",
+            "type": "Other"
+        },
+        {
+            "name": "@hustf",
+            "type": "Other"
+        },
+        {
+            "name": "Asim H Dar",
+            "type": "Other"
+        },
+        {
+            "name": "@8uurg",
+            "type": "Other"
+        },
+        {
+            "name": "Abel Siqueira",
+            "type": "Other"
+        },
+        {
+            "name": "Adrian Dawid",
+            "type": "Other"
+        },
+        {
+            "name": "Alberto Lusiani",
+            "type": "Other"
+        },
+        {
+            "name": "Balázs Mezei",
+            "type": "Other"
+        },
+        {
+            "name": "Ben Ide",
+            "type": "Other"
+        },
+        {
+            "name": "Benjamin Lungwitz",
+            "type": "Other"
+        },
+        {
+            "affiliation": "University of Graz",
+            "name": "Bernd Riederer",
+            "type": "Other",
+            "orcid": "0000-0001-8390-0087"
+        },
+        {
+            "name": "Christina Lee",
+            "type": "Other"
+        },
+        {
+            "name": "Christof Stocker",
+            "type": "Other"
+        },
+        {
+            "name": "Christoph Finkensiep",
+            "type": "Other"
+        },
+        {
+            "name": "@Cornelius-G",
+            "type": "Other"
+        },
+        {
+            "name": "Daniel Høegh",
+            "type": "Other"
+        },
+        {
+            "name": "Denny Biasiolli",
+            "type": "Other"
+        },
+        {
+            "name": "Dieter Castel",
+            "type": "Other"
+        },
+        {
+            "name": "Elliot Saba",
+            "type": "Other"
+        },
+        {
+            "name": "Fengyang Wang",
+            "type": "Other"
+        },
+        {
+            "name": "Fons van der Plas",
+            "type": "Other"
+        },
+        {
+            "name": "Fredrik Bagge Carlson",
+            "type": "Other"
+        },
+        {
+            "name": "Graham Smith",
+            "type": "Other"
+        },
+        {
+            "name": "Hayato Ikoma",
+            "type": "Other"
+        },
+        {
+            "name": "Hessam Mehr",
+            "type": "Other"
+        },
+        {
+            "name": "@InfiniteChai",
+            "type": "Other"
+        },
+        {
+            "name": "Jack Dunn",
+            "type": "Other"
+        },
+        {
+            "name": "Jeff Bezanson",
+            "type": "Other"
+        },
+        {
+            "name": "Jeff Eldredge",
+            "type": "Other"
+        },
+        {
+            "name": "Jinay Jain",
+            "type": "Other"
+        },
+        {
+            "name": "Johan Blåbäck",
+            "type": "Other"
+        },
+        {
+            "name": "@jmert",
+            "type": "Other"
+        },
+        {
+            "name": "Lakshya Khatri",
+            "type": "Other"
+        },
+        {
+            "name": "Lia Siegelmann",
+            "type": "Other"
+        },
+        {
+            "name": "@marekkukan-tw",
+            "type": "Other"
+        },
+        {
+            "affiliation": "ETH Zurich",
+            "name": "Mauro Werder",
+            "type": "Other",
+            "orcid": "0000-0003-0137-9377"
+        },
+        {
+            "name": "Maxim Grechkin",
+            "type": "Other"
+        },
+        {
+            "name": "Michael Cawte",
+            "type": "Other"
+        },
+        {
+            "name": "@milesfrain",
+            "type": "Other"
+        },
+        {
+            "name": "Nicholas Bauer",
+            "type": "Other"
+        },
+        {
+            "name": "Nicolau Leal Werneck",
+            "type": "Other"
+        },
+        {
+            "name": "@nilshg",
+            "type": "Other"
+        },
+        {
+            "name": "Oliver Evans",
+            "type": "Other"
+        },
+        {
+            "name": "Peter Gagarinov",
+            "type": "Other"
+        },
+        {
+            "name": "Páll Haraldsson",
+            "type": "Other"
+        },
+        {
+            "name": "Rik Huijzer",
+            "type": "Other"
+        },
+        {
+            "name": "Romain Franconville",
+            "type": "Other"
+        },
+        {
+            "name": "Ronan Pigott",
+            "type": "Other"
+        },
+        {
+            "name": "Roshan Shariff",
+            "type": "Other"
+        },
+        {
+            "name": "Scott Thomas",
+            "type": "Other"
+        },
+        {
+            "name": "Sebastian Rollén",
+            "type": "Other"
+        },
+        {
+            "name": "Seth Bromberger",
+            "type": "Other"
+        },
+        {
+            "name": "Siva Swaminathan",
+            "type": "Other"
+        },
+        {
+            "name": "Tim DuBois",
+            "type": "Other"
+        },
+        {
+            "name": "Travis DePrato",
+            "type": "Other"
+        },
+        {
+            "name": "Will Thompson",
+            "type": "Other"
+        },
+        {
+            "name": "Yakir Luc Gagnon",
+            "type": "Other"
+        },
+        {
+            "name": "Benjamin Chislett",
+            "type": "Other"
+        },
+        {
+            "name": "@hhaensel",
+            "type": "Other"
+        },
+        {
+            "name": "@improbable22",
+            "type": "Other"
+        },
+        {
+            "name": "Johannes Fleck",
+            "type": "Other"
+        },
+        {
+            "name": "Peter Czaban",
+            "type": "Other"
+        },
+        {
+            "name": "@innerlee",
+            "type": "Other"
+        },
+        {
+            "name": "Mats Cronqvist",
+            "type": "Other"
+        },
+        {
+            "name": "Shi Pengcheng",
+            "type": "Other"
+        },
+        {
+            "name": "@wg030",
+            "type": "Other"
+        },
+        {
+            "affiliation": "University of Cambridge",
+            "name": "Will Tebbutt",
+            "type": "Other"
+        },
+        {
+            "name": "@t-bltg",
+            "type": "Other"
+        }
+    ],
+    "upload_type": "software"
+}

NEWS.md

@@ -3,14 +3,31 @@
 
 #### notes on release changes, ongoing development, and future planned work
 
-- Minor version 0.17 is the last one to support Julia 0.6!!
-- Minor version 0.11 is the last one to support Julia 0.5!!
-	- Critical bugfixes only
-    - `backports` branch is for Julia 0.5
-
----
 ## (current master)
 
+## 0.28.3
+- support generalized array interface
+- save to pdf, svg and eps in plotlyjs
+- fix for clims in line_z
+- optimize heatmap logic in gr
+
+## 0.26.3
+- fix `vline` with dates
+- fix PyPlot logscale bug
+- avoid annotation clipping for PyPlot
+- allow plotting of Any vectors and 3D plotting again in convertToAnyVector
+- specify legend title font in GR and PyPlot
+- delete `pushtomaster.sh`
+- use `=== nothing`
+
+## 0.26.2
+- improve empty animation build error
+- fix GR axis flip for heatmaps and images
+- fix ribbons specified as tuples
+- add Char recipe
+- fix Plotly plots with single-element series
+- rewrite PlotlyJS backend
+
 ## 0.26.1
 - handle `Char`s as input data
 - fix html saving for Plotly

Project.toml

@@ -1,7 +1,7 @@
 name = "Plots"
 uuid = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 author = ["Tom Breloff (@tbreloff)"]
-version = "0.26.1"
+version = "1.16.3"
 
 [deps]
 Base64 = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
@@ -10,20 +10,22 @@ Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
 FFMPEG = "c87230d0-a227-11e9-1b43-d7ebe4e7570a"
 FixedPointNumbers = "53c48c17-4a7d-5ca2-90c5-79b7896eea93"
 GR = "28b8d3ca-fb5f-59d9-8090-bfdbd6d07a71"
-GeometryTypes = "4d00f742-c7ba-57c2-abde-4428a4b178cb"
+GeometryBasics = "5c1252a2-5f33-56bf-86c9-59e7332b4326"
 JSON = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
+Latexify = "23fbe1c1-3f47-55db-b15f-69d7ec21a316"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Measures = "442fdcdd-2543-5da2-b0f3-8c86c306513e"
 NaNMath = "77ba4419-2d1f-58cd-9bb1-8ffee604a2e3"
-Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
 PlotThemes = "ccf2f8ad-2431-5c83-bf29-c5338b663b6a"
 PlotUtils = "995b91a9-d308-5afd-9ec6-746e21dbc043"
 Printf = "de0858da-6303-5e67-8744-51eddeeeb8d7"
 REPL = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 RecipesBase = "3cdcf5f2-1ef4-517c-9805-6587b60abb01"
+RecipesPipeline = "01d81517-befc-4cb6-b9ec-a95719d0359c"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 Requires = "ae029012-a4dd-5104-9daa-d747884805df"
+Scratch = "6c6a2e73-6563-6170-7368-637461726353"
 Showoff = "992d4aef-0814-514b-bc4d-f2e9a6c4116f"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
@@ -31,27 +33,45 @@ StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
 UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 
 [compat]
-FixedPointNumbers = "≥ 0.3.0"
-GR = "≥ 0.31.0"
-PlotThemes = "≥ 0.1.3"
-PlotUtils = "≥ 0.4.1"
-RecipesBase = "≥ 0.6.0"
-StatsBase = "≥ 0.14.0"
-julia = "≥ 1.0.0"
+Contour = "0.5"
+FFMPEG = "0.2, 0.3, 0.4"
+FixedPointNumbers = "0.6, 0.7, 0.8"
+GR = "0.53, 0.54, 0.55, 0.57"
+GeometryBasics = "0.2, 0.3.1"
+JSON = "0.21, 1"
+Latexify = "0.14, 0.15"
+Measures = "0.3"
+NaNMath = "0.3"
+PlotThemes = "2"
+PlotUtils = "1"
+RecipesBase = "1"
+RecipesPipeline = "0.3"
+Reexport = "0.2, 1.0"
+Requires = "1"
+Scratch = "1"
+Showoff = "0.3.1, 1.0"
+StatsBase = "0.32, 0.33"
+julia = "1.5"
 
 [extras]
+Distributions = "31c24e10-a181-5473-b8eb-7969acd0382f"
 FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"
+Gtk = "4c0ca9eb-093a-5379-98c5-f87ac0bbbf44"
+HDF5 = "f67ccb44-e63f-5c2f-98bd-6dc0ccc4ba2f"
 ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"
 Images = "916415d5-f1e6-5110-898d-aaa5f9f070e0"
-LaTeXStrings = "b964fa9f-0449-5b57-a5c2-d3ea65f4040f"
-Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
+LibGit2 = "76f85450-5226-5b5a-8eaa-529ad045b433"
+OffsetArrays = "6fe1bfb0-de20-5000-8ca7-80f57d26f881"
+PGFPlotsX = "8314cec4-20b6-5062-9cdb-752b83310925"
+PlotlyJS = "f0f68f2c-4968-5e81-91da-67840de0976a"
 RDatasets = "ce6b1742-4840-55fa-b093-852dadbb1d8b"
-Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
+StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"
+StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 StatsPlots = "f3b207a7-027a-5e70-b257-86293d7955fd"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+TestImages = "5e47fb64-e119-507b-a336-dd2b206d9990"
 UnicodePlots = "b8865327-cd53-5732-bb35-84acbb429228"
 VisualRegressionTests = "34922c18-7c2a-561c-bac1-01e79b2c4c92"
-BinaryProvider = "b99e7846-7c00-51b0-8f62-c81ae34c0232"
 
 [targets]
-test = ["BinaryProvider", "Pkg", "Test", "Random", "StatsPlots", "VisualRegressionTests", "LaTeXStrings", "Images", "ImageMagick", "RDatasets", "FileIO", "UnicodePlots"]
+test = ["Distributions", "FileIO", "Gtk", "ImageMagick", "Images", "LibGit2", "OffsetArrays", "PGFPlotsX", "PlotlyJS", "HDF5", "RDatasets", "StableRNGs", "StaticArrays", "StatsPlots", "Test", "TestImages", "UnicodePlots", "VisualRegressionTests"]

README.md

@@ -1,13 +1,26 @@
 # Plots
 
-[![Build Status](https://travis-ci.org/JuliaPlots/Plots.jl.svg?branch=master)](https://travis-ci.org/JuliaPlots/Plots.jl)
-[![Build status](https://ci.appveyor.com/api/projects/status/github/juliaplots/plots.jl?branch=master&svg=true)](https://ci.appveyor.com/project/mkborregaard/plots-jl)
-[![Join the chat at https://gitter.im/tbreloff/Plots.jl](https://badges.gitter.im/tbreloff/Plots.jl.svg)](https://gitter.im/tbreloff/Plots.jl?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
-<a href="http://docs.juliaplots.org/latest/" target="_blank"><img src="https://img.shields.io/badge/docs-latest-blue.svg" alt="Latest documentation"></a>
-<!-- [![Plots](http://pkg.julialang.org/badges/Plots_0.3.svg)](http://pkg.julialang.org/?pkg=Plots&ver=0.3) -->
-<!-- [![Plots](http://pkg.julialang.org/badges/Plots_0.4.svg)](http://pkg.julialang.org/?pkg=Plots&ver=0.4) -->
-<!-- [![Coverage Status](https://coveralls.io/repos/tbreloff/Plots.jl/badge.svg?branch=master)](https://coveralls.io/r/tbreloff/Plots.jl?branch=master) -->
-<!-- [![codecov.io](http://codecov.io/github/tbreloff/Plots.jl/coverage.svg?branch=master)](http://codecov.io/github/tbreloff/Plots.jl?branch=master) -->
+[gh-ci-img]: https://github.com/JuliaPlots/Plots.jl/workflows/ci/badge.svg?branch=master
+[gh-ci-url]: https://github.com/JuliaPlots/Plots.jl/actions?query=workflow%3Aci
+
+[pkgeval-img]: https://juliaci.github.io/NanosoldierReports/pkgeval_badges/P/Plots.svg
+[pkgeval-url]: https://juliaci.github.io/NanosoldierReports/pkgeval_badges/report.html
+
+[gitter-img]: https://badges.gitter.im/tbreloff/Plots.jl.svg
+[gitter-url]: https://gitter.im/tbreloff/Plots.jl?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge
+
+[docs-img]: https://img.shields.io/badge/docs-stable-blue.svg
+[docs-url]: http://docs.juliaplots.org/latest/
+
+[![][gh-ci-img]][gh-ci-url]
+[![][pkgeval-img]][pkgeval-url]
+[![project chat](https://img.shields.io/badge/zulip-join_chat-brightgreen.svg)](https://julialang.zulipchat.com/#narrow/stream/236493-plots)
+[![][docs-img]][docs-url]
+[![Codecov](https://codecov.io/gh/JuliaPlots/Plots.jl/branch/master/graph/badge.svg)](https://codecov.io/gh/JuliaPlots/Plots.jl)
+
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.4725317.svg)](https://doi.org/10.5281/zenodo.4725317)
+This is the DOI for all Versions, please follow the link to get the DOI for a specific version.
+
 
 #### Created by Tom Breloff (@tbreloff)
 

appveyor.yml

@@ -1,43 +0,0 @@
-environment:
-  matrix:
-  # - julia_version: 0.7
-  - julia_version: 1
-  - julia_version: nightly
-
-platform:
-  - x86 # 32-bit
-  - x64 # 64-bit
-
-# # Uncomment the following lines to allow failures on nightly julia
-# # (tests will run but not make your overall status red)
-matrix:
-  allow_failures:
-  - julia_version: nightly
-
-branches:
-  only:
-    - master
-    - /release-.*/
-
-notifications:
-  - provider: Email
-    on_build_success: false
-    on_build_failure: false
-    on_build_status_changed: false
-
-install:
-  - ps: iex ((new-object net.webclient).DownloadString("https://raw.githubusercontent.com/JuliaCI/Appveyor.jl/version-1/bin/install.ps1"))
-
-build_script:
-  - echo "%JL_BUILD_SCRIPT%"
-  - C:\julia\bin\julia -e "%JL_BUILD_SCRIPT%"
-
-test_script:
-  - echo "%JL_TEST_SCRIPT%"
-  - C:\julia\bin\julia -e "%JL_TEST_SCRIPT%"
-
-# # Uncomment to support code coverage upload. Should only be enabled for packages
-# # which would have coverage gaps without running on Windows
-# on_success:
-#   - echo "%JL_CODECOV_SCRIPT%"
-#   - C:\julia\bin\julia -e "%JL_CODECOV_SCRIPT%"

benchmark/Project.toml

@@ -0,0 +1,5 @@
+[deps]
+BenchmarkCI = "20533458-34a3-403d-a444-e18f38190b5b"
+BenchmarkTools = "6e4b80f9-dd63-53aa-95a3-0cdb28fa8baf"
+PkgBenchmark = "32113eaa-f34f-5b0d-bd6c-c81e245fc73d"
+Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"

benchmark/benchmarks.jl

@@ -0,0 +1,10 @@
+using BenchmarkTools
+using Plots
+
+const SUITE = BenchmarkGroup()
+julia_cmd = split(get(ENV, "TESTCMD", Base.JLOptions().julia_bin))
+
+SUITE["load_plot_display"] = @benchmarkable run(`$julia_cmd --startup-file=no --project -e 'using Plots; display(plot(1:0.1:10, sin.(1:0.1:10)))'`)
+SUITE["load"] = @benchmarkable run(`$julia_cmd --startup-file=no --project -e 'using Plots'`)
+SUITE["plot"] = @benchmarkable p = plot(1:0.1:10, sin.(1:0.1:10)) samples=1 evals=1
+SUITE["display"] = @benchmarkable display(p) setup=(p = plot(1:0.1:10, sin.(1:0.1:10))) samples=1 evals=1

codecov.yml

@@ -0,0 +1,10 @@
+ignore:
+  - "src/backends/inspectdr.jl"
+  - "src/backends/orca.jl"
+  - "src/backends/pgfplots.jl"
+  - "src/backends/plotly.jl"
+  - "src/backends/plotlyjs.jl"
+  - "src/backends/pyplot.jl"
+  - "src/backends/web.jl"
+  - "src/fileio.jl"
+  - "src/ijulia.jl"

deps/SnoopCompile/precompile/precompile_Plots.jl

@@ -0,0 +1,401 @@
+# Use
+#    @warnpcfail precompile(args...)
+# if you want to be warned when a precompile directive fails
+macro warnpcfail(ex::Expr)
+    modl = __module__
+    file = __source__.file === nothing ? "?" : String(__source__.file)
+    line = __source__.line
+    quote
+        $(esc(ex)) || @warn """precompile directive
+     $($(Expr(:quote, ex)))
+ failed. Please report an issue in $($modl) (after checking for duplicates) or remove this directive.""" _file=$file _line=$line
+    end
+end
+
+
+const __bodyfunction__ = Dict{Method,Any}()
+
+# Find keyword "body functions" (the function that contains the body
+# as written by the developer, called after all missing keyword-arguments
+# have been assigned values), in a manner that doesn't depend on
+# gensymmed names.
+# `mnokw` is the method that gets called when you invoke it without
+# supplying any keywords.
+function __lookup_kwbody__(mnokw::Method)
+    function getsym(arg)
+        isa(arg, Symbol) && return arg
+        @assert isa(arg, GlobalRef)
+        return arg.name
+    end
+
+    f = get(__bodyfunction__, mnokw, nothing)
+    if f === nothing
+        fmod = mnokw.module
+        # The lowered code for `mnokw` should look like
+        #   %1 = mkw(kwvalues..., #self#, args...)
+        #        return %1
+        # where `mkw` is the name of the "active" keyword body-function.
+        ast = Base.uncompressed_ast(mnokw)
+        if isa(ast, Core.CodeInfo) && length(ast.code) >= 2
+            callexpr = ast.code[end-1]
+            if isa(callexpr, Expr) && callexpr.head == :call
+                fsym = callexpr.args[1]
+                if isa(fsym, Symbol)
+                    f = getfield(fmod, fsym)
+                elseif isa(fsym, GlobalRef)
+                    if fsym.mod === Core && fsym.name === :_apply
+                        f = getfield(mnokw.module, getsym(callexpr.args[2]))
+                    elseif fsym.mod === Core && fsym.name === :_apply_iterate
+                        f = getfield(mnokw.module, getsym(callexpr.args[3]))
+                    else
+                        f = getfield(fsym.mod, fsym.name)
+                    end
+                else
+                    f = missing
+                end
+            else
+                f = missing
+            end
+        else
+            f = missing
+        end
+        __bodyfunction__[mnokw] = f
+    end
+    return f
+end
+
+function _precompile_()
+    ccall(:jl_generating_output, Cint, ()) == 1 || return nothing
+    Base.precompile(Tuple{Core.kwftype(typeof(Type)),NamedTuple{(:label, :blank), Tuple{Symbol, Bool}},Type{EmptyLayout}})
+    Base.precompile(Tuple{Core.kwftype(typeof(Type)),NamedTuple{(:label, :width, :height), Tuple{Symbol, Symbol, Length{:pct, Float64}}},Type{EmptyLayout}})
+    Base.precompile(Tuple{Core.kwftype(typeof(Type)),NamedTuple{(:parent,), Tuple{GridLayout}},Type{Subplot},GRBackend})
+    Base.precompile(Tuple{Core.kwftype(typeof(Type)),NamedTuple{(:parent,), Tuple{GridLayout}},Type{Subplot},PlotlyBackend})
+    Base.precompile(Tuple{Core.kwftype(typeof(Type)),NamedTuple{(:parent,), Tuple{Subplot{GRBackend}}},Type{Subplot},GRBackend})
+    Base.precompile(Tuple{Core.kwftype(typeof(Type)),NamedTuple{(:parent,), Tuple{Subplot{PlotlyBackend}}},Type{Subplot},PlotlyBackend})
+    Base.precompile(Tuple{Core.kwftype(typeof(_make_hist)),NamedTuple{(:normed, :weights), Tuple{Bool, Nothing}},typeof(_make_hist),Tuple{Vector{Float64}, Vector{Float64}},Int64})
+    Base.precompile(Tuple{Core.kwftype(typeof(_make_hist)),NamedTuple{(:normed, :weights), Tuple{Bool, Nothing}},typeof(_make_hist),Tuple{Vector{Float64}, Vector{Float64}},Tuple{Int64, Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(_make_hist)),NamedTuple{(:normed, :weights), Tuple{Bool, Nothing}},typeof(_make_hist),Tuple{Vector{Float64}},Symbol})
+    Base.precompile(Tuple{Core.kwftype(typeof(_make_hist)),NamedTuple{(:normed, :weights), Tuple{Bool, Vector{Int64}}},typeof(_make_hist),Tuple{Vector{Float64}},Symbol})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:flip,), Tuple{Bool}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:formatter,), Tuple{Symbol}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:formatter,), Tuple{typeof(datetimeformatter)}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:grid, :lims), Tuple{Bool, Tuple{Float64, Float64}}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:grid, :lims, :flip), Tuple{Bool, Tuple{Float64, Float64}, Bool}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:grid,), Tuple{Bool}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:gridlinewidth, :grid, :gridalpha, :gridstyle, :foreground_color_grid), Tuple{Int64, Bool, Float64, Symbol, RGBA{Float64}}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:guide,), Tuple{String}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:guide_position, :guidefontvalign, :mirror, :guide), Tuple{Symbol, Symbol, Bool, String}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:guidefonthalign, :guide_position, :mirror, :guide), Tuple{Symbol, Symbol, Bool, String}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:lims, :flip, :ticks, :guide), Tuple{Tuple{Int64, Int64}, Bool, StepRange{Int64, Int64}, String}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:lims,), Tuple{Tuple{Float64, Float64}}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:lims,), Tuple{Tuple{Int64, Float64}}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:lims,), Tuple{Tuple{Int64, Int64}}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:rotation,), Tuple{Int64}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:scale, :guide), Tuple{Symbol, String}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:ticks,), Tuple{Nothing}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:ticks,), Tuple{UnitRange{Int64}}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(default)),NamedTuple{(:shape,), Tuple{Symbol}},typeof(default)})
+    Base.precompile(Tuple{Core.kwftype(typeof(default)),NamedTuple{(:titlefont, :legendfontsize, :guidefont, :tickfont, :guide, :framestyle, :yminorgrid), Tuple{Tuple{Int64, String}, Int64, Tuple{Int64, Symbol}, Tuple{Int64, Symbol}, String, Symbol, Bool}},typeof(default)})
+    Base.precompile(Tuple{Core.kwftype(typeof(font)),NamedTuple{(:family, :pointsize, :halign, :valign, :rotation, :color), Tuple{String, Int64, Symbol, Symbol, Float64, RGBA{Float64}}},typeof(font)})
+    Base.precompile(Tuple{Core.kwftype(typeof(font)),NamedTuple{(:family, :pointsize, :valign, :halign, :rotation, :color), Tuple{String, Int64, Symbol, Symbol, Float64, RGBA{Float64}}},typeof(font)})
+    Base.precompile(Tuple{Core.kwftype(typeof(gr_polyline)),NamedTuple{(:arrowside, :arrowstyle), Tuple{Symbol, Symbol}},typeof(gr_polyline),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(gr_polyline)),NamedTuple{(:arrowside, :arrowstyle), Tuple{Symbol, Symbol}},typeof(gr_polyline),StepRange{Int64, Int64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(gr_polyline)),NamedTuple{(:arrowside, :arrowstyle), Tuple{Symbol, Symbol}},typeof(gr_polyline),UnitRange{Int64},UnitRange{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(gr_polyline)),NamedTuple{(:arrowside, :arrowstyle), Tuple{Symbol, Symbol}},typeof(gr_polyline),UnitRange{Int64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(gr_polyline)),NamedTuple{(:arrowside, :arrowstyle), Tuple{Symbol, Symbol}},typeof(gr_polyline),Vector{Int64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(gr_set_font)),NamedTuple{(:halign, :valign, :rotation, :color), Tuple{Symbol, Symbol, Int64, RGBA{Float64}}},typeof(gr_set_font),Font,Subplot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(hline!)),Any,typeof(hline!),Any})
+    Base.precompile(Tuple{Core.kwftype(typeof(pie)),Any,typeof(pie),Any,Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:alpha, :seriestype), Tuple{Float64, Symbol}},typeof(plot!),Plot{GRBackend},Vector{GeometryBasics.Point2{Float64}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:alpha, :seriestype), Tuple{Float64, Symbol}},typeof(plot!),Plot{PlotlyBackend},Vector{GeometryBasics.Point2{Float64}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:alpha, :seriestype), Tuple{Float64, Symbol}},typeof(plot!),Vector{GeometryBasics.Point2{Float64}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:annotation,), Tuple{Vector{Tuple{Int64, Float64, PlotText}}}},typeof(plot!)})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:line, :seriestype), Tuple{Tuple{Int64, Symbol, Float64, Matrix{Symbol}}, Symbol}},typeof(plot!),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:line, :seriestype), Tuple{Tuple{Int64, Symbol, Float64, Matrix{Symbol}}, Symbol}},typeof(plot!),Plot{GRBackend},Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:line, :seriestype), Tuple{Tuple{Int64, Symbol, Float64, Matrix{Symbol}}, Symbol}},typeof(plot!),Plot{PlotlyBackend},Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:lw, :color), Tuple{Int64, Symbol}},typeof(plot!),Function,Float64,Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:lw, :color), Tuple{Int64, Symbol}},typeof(plot!),Plot{GRBackend},Function,Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:marker, :series_annotations, :seriestype), Tuple{Tuple{Int64, Float64, Symbol}, Vector{Any}, Symbol}},typeof(plot!),Plot{GRBackend},StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:marker, :series_annotations, :seriestype), Tuple{Tuple{Int64, Float64, Symbol}, Vector{Any}, Symbol}},typeof(plot!),Plot{PlotlyBackend},StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:marker, :series_annotations, :seriestype), Tuple{Tuple{Int64, Float64, Symbol}, Vector{Any}, Symbol}},typeof(plot!),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:markersize, :c, :seriestype), Tuple{Int64, Symbol, Symbol}},typeof(plot!),Plot{GRBackend},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:markersize, :c, :seriestype), Tuple{Int64, Symbol, Symbol}},typeof(plot!),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:seriestype, :inset), Tuple{Symbol, Tuple{Int64, BoundingBox{Tuple{Length{:w, Float64}, Length{:h, Float64}}, Tuple{Length{:w, Float64}, Length{:h, Float64}}}}}},typeof(plot!),Plot{GRBackend},Vector{Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:seriestype, :inset), Tuple{Symbol, Tuple{Int64, BoundingBox{Tuple{Length{:w, Float64}, Length{:h, Float64}}, Tuple{Length{:w, Float64}, Length{:h, Float64}}}}}},typeof(plot!),Plot{PlotlyBackend},Vector{Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:seriestype, :inset), Tuple{Symbol, Tuple{Int64, BoundingBox{Tuple{Length{:w, Float64}, Length{:h, Float64}}, Tuple{Length{:w, Float64}, Length{:h, Float64}}}}}},typeof(plot!),Vector{Int64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:seriestype,), Tuple{Symbol}},typeof(plot!),Plot{GRBackend},Vector{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:seriestype,), Tuple{Symbol}},typeof(plot!),Plot{PlotlyBackend},Vector{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:seriestype,), Tuple{Symbol}},typeof(plot!),Vector{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:title,), Tuple{String}},typeof(plot!),Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:title,), Tuple{String}},typeof(plot!),Plot{PlotlyBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:title,), Tuple{String}},typeof(plot!)})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:w,), Tuple{Int64}},typeof(plot!),Plot{GRBackend},Vector{Float64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:xgrid,), Tuple{Tuple{Symbol, Symbol, Int64, Symbol, Float64}}},typeof(plot!),Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:yaxis,), Tuple{Tuple{String, Symbol}}},typeof(plot!)})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:zcolor, :m, :ms, :lab, :seriestype), Tuple{Vector{Float64}, Tuple{Symbol, Float64, Stroke}, Vector{Float64}, String, Symbol}},typeof(plot!),Plot{GRBackend},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:zcolor, :m, :ms, :lab, :seriestype), Tuple{Vector{Float64}, Tuple{Symbol, Float64, Stroke}, Vector{Float64}, String, Symbol}},typeof(plot!),Plot{PlotlyBackend},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:zcolor, :m, :ms, :lab, :seriestype), Tuple{Vector{Float64}, Tuple{Symbol, Float64, Stroke}, Vector{Float64}, String, Symbol}},typeof(plot!),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:annotations, :leg), Tuple{Tuple{Int64, Float64, PlotText}, Bool}},typeof(plot),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:arrow,), Tuple{Int64}},typeof(plot),Vector{Float64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:aspect_ratio, :seriestype), Tuple{Int64, Symbol}},typeof(plot),Vector{String},Vector{String},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:bins, :weights, :seriestype), Tuple{Symbol, Vector{Int64}, Symbol}},typeof(plot),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:color, :line, :marker), Tuple{Matrix{Symbol}, Tuple{Symbol, Int64}, Tuple{Matrix{Symbol}, Int64, Float64, Stroke}}},typeof(plot),Vector{Vector{T} where T}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:connections, :seriestype), Tuple{Tuple{Vector{Int64}, Vector{Int64}, Vector{Int64}}, Symbol}},typeof(plot),Vector{Int64},Vector{Int64},Vararg{Vector{Int64}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:fill, :seriestype), Tuple{Bool, Symbol}},typeof(plot),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:framestyle, :title, :color, :layout, :label, :markerstrokewidth, :ticks, :seriestype), Tuple{Matrix{Symbol}, Matrix{String}, Base.ReshapedArray{Int64, 2, UnitRange{Int64}, Tuple{}}, Int64, String, Int64, UnitRange{Int64}, Symbol}},typeof(plot),Vector{Vector{Float64}},Vector{Vector{Float64}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:grid, :title), Tuple{Tuple{Symbol, Symbol, Symbol, Int64, Float64}, String}},typeof(plot),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:lab, :w, :palette, :fill, :α), Tuple{String, Int64, PlotUtils.ContinuousColorGradient, Int64, Float64}},typeof(plot),StepRange{Int64, Int64},Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:label, :title, :xlabel, :linewidth, :legend), Tuple{Matrix{String}, String, String, Int64, Symbol}},typeof(plot),Vector{Function},Float64,Vararg{Float64, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:label,), Tuple{Matrix{String}}},typeof(plot),Vector{AbstractVector{Float64}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :group, :linetype, :linecolor), Tuple{GridLayout, Vector{String}, Matrix{Symbol}, Symbol}},typeof(plot),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :label, :fillrange, :fillalpha), Tuple{Tuple{Int64, Int64}, String, Int64, Float64}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :label, :fillrange, :fillalpha), Tuple{Tuple{Int64, Int64}, String, Int64, Float64}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend},Vararg{Plot{PlotlyBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :link), Tuple{Int64, Symbol}},typeof(plot),Plot{GRBackend},Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :link), Tuple{Int64, Symbol}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :palette, :bg_inside), Tuple{Int64, Matrix{PlotUtils.ContinuousColorGradient}, Matrix{Symbol}}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :t, :leg, :ticks, :border), Tuple{GridLayout, Matrix{Symbol}, Bool, Nothing, Symbol}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :title, :titlelocation, :left_margin, :bottom_margin, :xrotation), Tuple{GridLayout, Matrix{String}, Symbol, Matrix{AbsoluteLength}, AbsoluteLength, Int64}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :xguide, :yguide, :xguidefonthalign, :yguidefontvalign, :xguideposition, :yguideposition, :ymirror, :xmirror, :legend, :seriestype), Tuple{Int64, String, String, Matrix{Symbol}, Matrix{Symbol}, Symbol, Matrix{Symbol}, Matrix{Bool}, Matrix{Bool}, Bool, Matrix{Symbol}}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout, :xlims), Tuple{GridLayout, Tuple{Int64, Float64}}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout,), Tuple{Tuple{Int64, Int64}}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout,), Tuple{Tuple{Int64, Int64}}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend},Vararg{Plot{PlotlyBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:legend,), Tuple{Bool}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:legend,), Tuple{Bool}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend},Vararg{Plot{PlotlyBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:legend,), Tuple{Symbol}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:legend,), Tuple{Symbol}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend},Vararg{Plot{PlotlyBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:legend,), Tuple{Symbol}},typeof(plot),Vector{Tuple{Int64, Real}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:line, :lab, :ms), Tuple{Tuple{Matrix{Symbol}, Int64}, Matrix{String}, Int64}},typeof(plot),Vector{Vector{T} where T},Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:line, :label, :legendtitle), Tuple{Tuple{Int64, Matrix{Symbol}}, Matrix{String}, String}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:line, :leg, :fill), Tuple{Int64, Bool, Tuple{Int64, Symbol}}},typeof(plot),Function,Function,Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:line, :marker, :bg, :fg, :xlim, :ylim, :leg), Tuple{Tuple{Int64, Symbol, Symbol}, Tuple{Shape{Float64, Float64}, Int64, RGBA{Float64}}, Symbol, Symbol, Tuple{Int64, Int64}, Tuple{Int64, Int64}, Bool}},typeof(plot),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:line_z, :linewidth, :legend), Tuple{StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}}, Int64, Bool}},typeof(plot),Vector{Float64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:m, :markersize, :lab, :bg, :xlim, :ylim, :seriestype), Tuple{Matrix{Symbol}, Int64, Matrix{String}, Symbol, Tuple{Int64, Int64}, Tuple{Int64, Int64}, Symbol}},typeof(plot),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:marker,), Tuple{Bool}},typeof(plot),Vector{Union{Missing, Int64}}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:marker_z, :color, :legend, :seriestype), Tuple{typeof(+), Symbol, Bool, Symbol}},typeof(plot),Vector{Float64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:markershape, :markersize, :marker_z, :line_z, :linewidth), Tuple{Matrix{Symbol}, Matrix{Int64}, Matrix{Int64}, Matrix{Int64}, Matrix{Int64}}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:markershape, :seriestype, :label), Tuple{Symbol, Symbol, String}},typeof(plot),UnitRange{Int64},Vector{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:nbins, :seriestype), Tuple{Int64, Symbol}},typeof(plot),Vector{Float64},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:nbins, :show_empty_bins, :normed, :aspect_ratio, :seriestype), Tuple{Tuple{Int64, Int64}, Bool, Bool, Int64, Symbol}},typeof(plot),Vector{ComplexF64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:proj, :m), Tuple{Symbol, Int64}},typeof(plot),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:projection, :seriestype), Tuple{Symbol, Symbol}},typeof(plot),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},UnitRange{Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:quiver, :seriestype), Tuple{Tuple{Vector{Float64}, Vector{Float64}, Vector{Float64}}, Symbol}},typeof(plot),Vector{Float64},Vector{Float64},Vararg{Vector{Float64}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:reg, :fill), Tuple{Bool, Tuple{Int64, Symbol}}},typeof(plot),Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:ribbon,), Tuple{Int64}},typeof(plot),UnitRange{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:ribbon,), Tuple{StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}}}},typeof(plot),UnitRange{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:ribbon,), Tuple{Tuple{LinRange{Float64}, LinRange{Float64}}}},typeof(plot),UnitRange{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:ribbon,), Tuple{typeof(sqrt)}},typeof(plot),UnitRange{Int64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:seriestype, :markershape, :markersize, :color), Tuple{Matrix{Symbol}, Vector{Symbol}, Int64, Vector{Symbol}}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:seriestype,), Tuple{Symbol}},typeof(plot),Vector{DateTime},UnitRange{Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:seriestype,), Tuple{Symbol}},typeof(plot),Vector{OHLC}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:st, :xlabel, :ylabel, :zlabel), Tuple{Symbol, String, String, String}},typeof(plot),Vector{Float64},Vector{Float64},Vararg{Vector{Float64}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title, :l, :seriestype), Tuple{String, Float64, Symbol}},typeof(plot),Vector{String},Vector{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title,), Tuple{Matrix{String}}},typeof(plot),Plot{GRBackend},Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title,), Tuple{Matrix{String}}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title,), Tuple{String}},typeof(plot),Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title,), Tuple{String}},typeof(plot),Plot{PlotlyBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:w,), Tuple{Int64}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:xaxis, :background_color, :leg), Tuple{Tuple{String, Tuple{Int64, Int64}, StepRange{Int64, Int64}, Symbol}, RGB{Float64}, Bool}},typeof(plot),Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:yflip, :aspect_ratio), Tuple{Bool, Symbol}},typeof(plot),Vector{Float64},Vector{Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:zcolor, :m, :leg, :cbar, :w), Tuple{StepRange{Int64, Int64}, Tuple{Int64, Float64, Symbol, Stroke}, Bool, Bool, Int64}},typeof(plot),Vector{Float64},Vector{Float64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(portfoliocomposition)),Any,typeof(portfoliocomposition),Any,Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(scatter!)),Any,typeof(scatter!),Any,Vararg{Any, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(scatter!)),Any,typeof(scatter!),Any})
+    Base.precompile(Tuple{Core.kwftype(typeof(test_examples)),NamedTuple{(:skip,), Tuple{Vector{Int64}}},typeof(test_examples),Symbol})
+    Base.precompile(Tuple{Type{GridLayout},Int64,Vararg{Int64, N} where N})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},AbstractVector{OHLC}})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},PortfolioComposition})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:barbins}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:barhist}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:bar}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:bins2d}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:histogram2d}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:hline}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:lens}},AbstractPlot})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:pie}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:quiver}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:spy}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:steppre}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:sticks}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:vline}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Type{Val{:xerror}},Any,Any,Any})
+    Base.precompile(Tuple{typeof(RecipesBase.apply_recipe),AbstractDict{Symbol, Any},Vector{ComplexF64}})
+    Base.precompile(Tuple{typeof(RecipesPipeline.add_series!),Plot{GRBackend},DefaultsDict})
+    Base.precompile(Tuple{typeof(RecipesPipeline.add_series!),Plot{PlotlyBackend},DefaultsDict})
+    Base.precompile(Tuple{typeof(RecipesPipeline.plot_setup!),Plot{GRBackend},Dict{Symbol, Any},Vector{Dict{Symbol, Any}}})
+    Base.precompile(Tuple{typeof(RecipesPipeline.plot_setup!),Plot{PlotlyBackend},Dict{Symbol, Any},Vector{Dict{Symbol, Any}}})
+    Base.precompile(Tuple{typeof(RecipesPipeline.preprocess_attributes!),Plot{GRBackend},DefaultsDict})
+    Base.precompile(Tuple{typeof(RecipesPipeline.process_userrecipe!),Plot{GRBackend},Vector{Dict{Symbol, Any}},Dict{Symbol, Any}})
+    Base.precompile(Tuple{typeof(RecipesPipeline.process_userrecipe!),Plot{PlotlyBackend},Vector{Dict{Symbol, Any}},Dict{Symbol, Any}})
+    Base.precompile(Tuple{typeof(RecipesPipeline.warn_on_recipe_aliases!),Plot{GRBackend},DefaultsDict,Symbol,Any})
+    Base.precompile(Tuple{typeof(RecipesPipeline.warn_on_recipe_aliases!),Plot{GRBackend},Dict{Symbol, Any},Symbol,Any})
+    Base.precompile(Tuple{typeof(RecipesPipeline.warn_on_recipe_aliases!),Plot{PlotlyBackend},DefaultsDict,Symbol,Any})
+    Base.precompile(Tuple{typeof(RecipesPipeline.warn_on_recipe_aliases!),Plot{PlotlyBackend},Dict{Symbol, Any},Symbol,Any})
+    Base.precompile(Tuple{typeof(_bin_centers),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}}})
+    Base.precompile(Tuple{typeof(_cbar_unique),Vector{Int64},String})
+    Base.precompile(Tuple{typeof(_cbar_unique),Vector{Nothing},String})
+    Base.precompile(Tuple{typeof(_cbar_unique),Vector{PlotUtils.ContinuousColorGradient},String})
+    Base.precompile(Tuple{typeof(_cbar_unique),Vector{StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}}},String})
+    Base.precompile(Tuple{typeof(_cbar_unique),Vector{Symbol},String})
+    Base.precompile(Tuple{typeof(_cycle),Base.OneTo{Int64},Vector{Int64}})
+    Base.precompile(Tuple{typeof(_cycle),StepRange{Int64, Int64},Vector{Int64}})
+    Base.precompile(Tuple{typeof(_cycle),Vector{Float64},StepRange{Int64, Int64}})
+    Base.precompile(Tuple{typeof(_cycle),Vector{Float64},UnitRange{Int64}})
+    Base.precompile(Tuple{typeof(_do_plot_show),Plot{GRBackend},Bool})
+    Base.precompile(Tuple{typeof(_heatmap_edges),Vector{Float64},Bool,Bool})
+    Base.precompile(Tuple{typeof(_plot!),Plot,Any,Any})
+    Base.precompile(Tuple{typeof(_preprocess_barlike),DefaultsDict,Base.OneTo{Int64},Vector{Float64}})
+    Base.precompile(Tuple{typeof(_preprocess_binlike),DefaultsDict,StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64}})
+    Base.precompile(Tuple{typeof(_update_min_padding!),GridLayout})
+    Base.precompile(Tuple{typeof(_update_subplot_args),Plot{GRBackend},Subplot{GRBackend},Dict{Symbol, Any},Int64,Bool})
+    Base.precompile(Tuple{typeof(_update_subplot_args),Plot{PlotlyBackend},Subplot{PlotlyBackend},Dict{Symbol, Any},Int64,Bool})
+    Base.precompile(Tuple{typeof(_update_subplot_periphery),Subplot{GRBackend},Vector{Any}})
+    Base.precompile(Tuple{typeof(_update_subplot_periphery),Subplot{PlotlyBackend},Vector{Any}})
+    Base.precompile(Tuple{typeof(backend),PlotlyBackend})
+    Base.precompile(Tuple{typeof(bbox),AbsoluteLength,AbsoluteLength,AbsoluteLength,AbsoluteLength})
+    Base.precompile(Tuple{typeof(bbox),Float64,Float64,Float64,Float64})
+    Base.precompile(Tuple{typeof(build_layout),GridLayout,Int64})
+    Base.precompile(Tuple{typeof(contour),Any,Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(convertLegendValue),Symbol})
+    Base.precompile(Tuple{typeof(convert_to_polar),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64},Tuple{Int64, Float64}})
+    Base.precompile(Tuple{typeof(create_grid),Expr})
+    Base.precompile(Tuple{typeof(error_coords),Vector{Float64},Vector{Float64},Vector{Float64},Vararg{Vector{Float64}, N} where N})
+    Base.precompile(Tuple{typeof(error_coords),Vector{Float64},Vector{Float64},Vector{Float64}})
+    Base.precompile(Tuple{typeof(error_zipit),Tuple{Vector{Float64}, Vector{Float64}, Vector{Float64}}})
+    Base.precompile(Tuple{typeof(expand_extrema!),Axis,Base.OneTo{Int64}})
+    Base.precompile(Tuple{typeof(get_minor_ticks),Subplot{GRBackend},Axis,Tuple{Vector{Float64}, Vector{String}}})
+    Base.precompile(Tuple{typeof(get_minor_ticks),Subplot{GRBackend},Axis,Tuple{Vector{Int64}, Vector{String}}})
+    Base.precompile(Tuple{typeof(get_series_color),Vector{Symbol},Subplot{GRBackend},Int64,Symbol})
+    Base.precompile(Tuple{typeof(get_ticks),StepRange{Int64, Int64},Vector{Float64},Vector{Any},Tuple{Int64, Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(get_ticks),Symbol,Vector{Float64},Vector{Any},Tuple{Float64, Float64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(get_ticks),Symbol,Vector{Float64},Vector{Any},Tuple{Int64, Float64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(get_ticks),Symbol,Vector{Float64},Vector{Any},Tuple{Int64, Int64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(get_ticks),UnitRange{Int64},Vector{Float64},Vector{Any},Tuple{Float64, Float64},Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(get_xy),OHLC{Float64},Int64,Float64})
+    Base.precompile(Tuple{typeof(get_xy),Vector{OHLC}})
+    Base.precompile(Tuple{typeof(gr_add_legend),Subplot{GRBackend},NamedTuple{(:w, :h, :dy, :leftw, :textw, :rightw, :xoffset, :yoffset, :width_factor), NTuple{9, Float64}},Vector{Float64}})
+    Base.precompile(Tuple{typeof(gr_add_legend),Subplot{GRBackend},NamedTuple{(:w, :h, :dy, :leftw, :textw, :rightw, :xoffset, :yoffset, :width_factor), Tuple{Int64, Float64, Float64, Float64, Int64, Float64, Float64, Float64, Float64}},Vector{Float64}})
+    Base.precompile(Tuple{typeof(gr_display),Subplot{GRBackend},AbsoluteLength,AbsoluteLength,Vector{Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_colorbar),GRColorbar,Subplot{GRBackend},Tuple{Float64, Float64},Vector{Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_contour),Series,StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Matrix{Float64},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_heatmap),Series,Vector{Float64},Vector{Float64},Matrix{Float64},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_marker),Series,Float64,Float64,Tuple{Float64, Float64},Int64,Float64,Float64,Symbol})
+    Base.precompile(Tuple{typeof(gr_draw_marker),Series,Float64,Float64,Tuple{Float64, Float64},Int64,Int64,Int64,Shape{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_marker),Series,Int64,Float64,Tuple{Float64, Float64},Int64,Float64,Int64,Symbol})
+    Base.precompile(Tuple{typeof(gr_draw_marker),Series,Int64,Int64,Tuple{Float64, Float64},Int64,Int64,Int64,Symbol})
+    Base.precompile(Tuple{typeof(gr_draw_markers),Series,Base.OneTo{Int64},Vector{Float64},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_markers),Series,StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_segments),Series,Base.OneTo{Int64},UnitRange{Int64},Tuple{Vector{Float64}, Vector{Float64}},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_segments),Series,Base.OneTo{Int64},Vector{Float64},Int64,Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_segments),Series,StepRange{Int64, Int64},Vector{Float64},Int64,Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_segments),Series,Vector{Float64},Vector{Float64},Int64,Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_shapes),Series,Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_surface),Series,Vector{Float64},Vector{Float64},Matrix{Float64},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_draw_surface),Series,Vector{Float64},Vector{Float64},Vector{Float64},Tuple{Float64, Float64}})
+    Base.precompile(Tuple{typeof(gr_fill_viewport),Vector{Float64},RGBA{Float64}})
+    Base.precompile(Tuple{typeof(gr_get_ticks_size),Tuple{Vector{Float64}, Vector{String}},Int64})
+    Base.precompile(Tuple{typeof(gr_get_ticks_size),Tuple{Vector{Int64}, Vector{String}},Int64})
+    Base.precompile(Tuple{typeof(gr_label_ticks),Subplot{GRBackend},Symbol,Tuple{Vector{Float64}, Vector{String}}})
+    Base.precompile(Tuple{typeof(gr_label_ticks_3d),Subplot{GRBackend},Symbol,Tuple{Vector{Float64}, Vector{String}}})
+    Base.precompile(Tuple{typeof(gr_polaraxes),Int64,Float64,Subplot{GRBackend}})
+    Base.precompile(Tuple{typeof(gr_polyline),Vector{Float64},Vector{Float64},Function})
+    Base.precompile(Tuple{typeof(gr_set_gradient),PlotUtils.ContinuousColorGradient})
+    Base.precompile(Tuple{typeof(gr_update_viewport_legend!),Vector{Float64},Subplot{GRBackend},NamedTuple{(:w, :h, :dy, :leftw, :textw, :rightw, :xoffset, :yoffset, :width_factor), NTuple{9, Float64}}})
+    Base.precompile(Tuple{typeof(gr_update_viewport_legend!),Vector{Float64},Subplot{GRBackend},NamedTuple{(:w, :h, :dy, :leftw, :textw, :rightw, :xoffset, :yoffset, :width_factor), Tuple{Int64, Float64, Float64, Float64, Int64, Float64, Float64, Float64, Float64}}})
+    Base.precompile(Tuple{typeof(gr_viewport_from_bbox),Subplot{GRBackend},BoundingBox{Tuple{AbsoluteLength, AbsoluteLength}, Tuple{AbsoluteLength, AbsoluteLength}},AbsoluteLength,AbsoluteLength,Vector{Float64}})
+    Base.precompile(Tuple{typeof(heatmap_edges),Base.OneTo{Int64},Symbol})
+    Base.precompile(Tuple{typeof(heatmap_edges),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Symbol,StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Symbol,Tuple{Int64, Int64},Bool})
+    Base.precompile(Tuple{typeof(heatmap_edges),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Symbol})
+    Base.precompile(Tuple{typeof(heatmap_edges),UnitRange{Int64},Symbol})
+    Base.precompile(Tuple{typeof(heatmap_edges),Vector{Float64},Symbol,UnitRange{Int64},Symbol,Tuple{Int64, Int64},Bool})
+    Base.precompile(Tuple{typeof(heatmap_edges),Vector{Float64},Symbol,Vector{Float64},Symbol,Tuple{Int64, Int64},Bool})
+    Base.precompile(Tuple{typeof(heatmap_edges),Vector{Float64},Symbol})
+    Base.precompile(Tuple{typeof(ignorenan_minimum),Vector{Int64}})
+    Base.precompile(Tuple{typeof(layout_args),Int64})
+    Base.precompile(Tuple{typeof(make_fillrange_side),UnitRange{Int64},LinRange{Float64}})
+    Base.precompile(Tuple{typeof(optimal_ticks_and_labels),Nothing,Tuple{Float64, Float64},Symbol,Function})
+    Base.precompile(Tuple{typeof(optimal_ticks_and_labels),Nothing,Tuple{Float64, Float64},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(optimal_ticks_and_labels),Nothing,Tuple{Int64, Float64},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(optimal_ticks_and_labels),Nothing,Tuple{Int64, Int64},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(optimal_ticks_and_labels),StepRange{Int64, Int64},Tuple{Int64, Int64},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(optimal_ticks_and_labels),UnitRange{Int64},Tuple{Float64, Float64},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(partialcircle),Int64,Float64,Int64})
+    Base.precompile(Tuple{typeof(plot),Any,Any,Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(plot),Any})
+    Base.precompile(Tuple{typeof(processFillArg),Dict{Symbol, Any},Symbol})
+    Base.precompile(Tuple{typeof(processGridArg!),DefaultsDict,Bool,Symbol})
+    Base.precompile(Tuple{typeof(processGridArg!),Dict{Symbol, Any},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(processLineArg),Dict{Symbol, Any},Matrix{Symbol}})
+    Base.precompile(Tuple{typeof(processLineArg),Dict{Symbol, Any},Symbol})
+    Base.precompile(Tuple{typeof(processMarkerArg),Dict{Symbol, Any},Matrix{Symbol}})
+    Base.precompile(Tuple{typeof(processMarkerArg),Dict{Symbol, Any},RGBA{Float64}})
+    Base.precompile(Tuple{typeof(processMarkerArg),Dict{Symbol, Any},Shape{Float64, Float64}})
+    Base.precompile(Tuple{typeof(processMarkerArg),Dict{Symbol, Any},Stroke})
+    Base.precompile(Tuple{typeof(processMarkerArg),Dict{Symbol, Any},Symbol})
+    Base.precompile(Tuple{typeof(process_annotation),Subplot{GRBackend},Int64,Float64,PlotText})
+    Base.precompile(Tuple{typeof(process_annotation),Subplot{PlotlyBackend},Int64,Float64,PlotText})
+    Base.precompile(Tuple{typeof(process_axis_arg!),Dict{Symbol, Any},StepRange{Int64, Int64},Symbol})
+    Base.precompile(Tuple{typeof(process_axis_arg!),Dict{Symbol, Any},Symbol,Symbol})
+    Base.precompile(Tuple{typeof(push!),Plot{GRBackend},Float64,Vector{Float64}})
+    Base.precompile(Tuple{typeof(slice_arg),Base.ReshapedArray{Int64, 2, UnitRange{Int64}, Tuple{}},Int64})
+    Base.precompile(Tuple{typeof(slice_arg),Matrix{Bool},Int64})
+    Base.precompile(Tuple{typeof(slice_arg),Matrix{Int64},Int64})
+    Base.precompile(Tuple{typeof(slice_arg),Matrix{PlotUtils.ContinuousColorGradient},Int64})
+    Base.precompile(Tuple{typeof(slice_arg),Matrix{RGBA{Float64}},Int64})
+    Base.precompile(Tuple{typeof(slice_arg),Matrix{String},Int64})
+    Base.precompile(Tuple{typeof(spy),Any})
+    Base.precompile(Tuple{typeof(straightline_data),Tuple{Float64, Float64},Tuple{Float64, Float64},Vector{Float64},Vector{Float64},Int64})
+    Base.precompile(Tuple{typeof(stroke),Int64,Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(text),String,Int64,Symbol,Vararg{Symbol, N} where N})
+    Base.precompile(Tuple{typeof(text),String,Symbol,Int64,Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(title!),AbstractString})
+    Base.precompile(Tuple{typeof(unzip),Vector{GeometryBasics.Point2{Float64}}})
+    Base.precompile(Tuple{typeof(vline!),Any})
+    Base.precompile(Tuple{typeof(xgrid!),Plot{GRBackend},Symbol,Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(xlims),Subplot{PlotlyBackend}})
+    Base.precompile(Tuple{typeof(yaxis!),Any,Any})
+    let fbody = try __lookup_kwbody__(which(gr_polyline, (Vector{Float64},Vector{Float64},typeof(GR.fillarea),))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Symbol,Symbol,typeof(gr_polyline),Vector{Float64},Vector{Float64},typeof(GR.fillarea),))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(plot!, (Any,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Any,typeof(plot!),Any,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(plot!, (Any,Vararg{Any, N} where N,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Any,typeof(plot!),Any,Vararg{Any, N} where N,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(plot, (Any,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Any,typeof(plot),Any,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(plot, (Any,Vararg{Any, N} where N,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Any,typeof(plot),Any,Vararg{Any, N} where N,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(plot, (Plot,Plot,Vararg{Plot, N} where N,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Any,typeof(plot),Plot,Plot,Vararg{Plot, N} where N,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(text, (String,Int64,Vararg{Any, N} where N,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Base.Iterators.Pairs{Union{}, Union{}, Tuple{}, NamedTuple{(), Tuple{}}},typeof(text),String,Int64,Vararg{Any, N} where N,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(text, (String,Symbol,Vararg{Any, N} where N,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Base.Iterators.Pairs{Union{}, Union{}, Tuple{}, NamedTuple{(), Tuple{}}},typeof(text),String,Symbol,Vararg{Any, N} where N,))
+        end
+    end
+    let fbody = try __lookup_kwbody__(which(title!, (AbstractString,))) catch missing end
+        if !ismissing(fbody)
+            precompile(fbody, (Any,typeof(title!),AbstractString,))
+        end
+    end
+end

deps/SnoopCompile/precompile_script.jl

@@ -0,0 +1,4 @@
+using Plots
+
+Plots.test_examples(:gr, skip = Plots._backend_skips[:gr])
+Plots.test_examples(:plotly, skip = Plots._backend_skips[:plotly], disp = false)

deps/SnoopCompile/snoop_bench.jl

@@ -0,0 +1,8 @@
+using CompileBot
+
+snoop_bench(
+    BotConfig(
+        "Plots",
+    ),
+    joinpath(@__DIR__, "precompile_script.jl"),
+)

deps/SnoopCompile/snoop_bot.jl

@@ -0,0 +1,8 @@
+using CompileBot
+
+snoop_bot(
+    BotConfig(
+        "Plots",
+    ),
+    joinpath(@__DIR__, "precompile_script.jl"),
+)

deps/build.jl

@@ -1,18 +0,0 @@
-
-#TODO: download https://cdn.plot.ly/plotly-latest.min.js to deps/ if it doesn't exist
-file_path = ""
-if get(ENV, "PLOTS_HOST_DEPENDENCY_LOCAL", "false") == "true"
-    global file_path
-    local_fn = joinpath(dirname(@__FILE__), "plotly-latest.min.js")
-    if !isfile(local_fn)
-        @info("Cannot find deps/plotly-latest.min.js... downloading latest version.")
-        download("https://cdn.plot.ly/plotly-latest.min.js", local_fn)
-        isfile(local_fn) && (file_path = local_fn)
-    else
-        file_path = local_fn
-    end
-end
-
-open("deps.jl", "w") do io
-    println(io, "const plotly_local_file_path = $(repr(file_path))")
-end

pushtomaster.sh

@@ -1,4 +0,0 @@
-git checkout master
-git merge --ff-only dev
-git push origin master
-git checkout dev

src/Plots.jl

@@ -1,17 +1,21 @@
 module Plots
 
-_current_plots_version = v"0.26.1"
+if isdefined(Base, :Experimental) && isdefined(Base.Experimental, Symbol("@optlevel"))
+    @eval Base.Experimental.@optlevel 1
+end
+
+const _current_plots_version = VersionNumber(split(first(filter(line -> occursin("version", line), readlines(normpath(@__DIR__, "..", "Project.toml")))), "\"")[2])
 
 using Reexport
 
-import GeometryTypes
+import GeometryBasics
 using Dates, Printf, Statistics, Base64, LinearAlgebra, Random
-import SparseArrays: findnz
+using SparseArrays
 
 using FFMPEG
 
 @reexport using RecipesBase
-import RecipesBase: plot, plot!, animate
+import RecipesBase: plot, plot!, animate, is_explicit
 using Base.Meta
 @reexport using PlotUtils
 @reexport using PlotThemes
@@ -21,17 +25,6 @@ import JSON
 
 using Requires
 
-if isfile(joinpath(@__DIR__, "..", "deps", "deps.jl"))
-    include(joinpath(@__DIR__, "..", "deps", "deps.jl"))
-else
-    # This is a bit dirty, but I don't really see why anyone should be forced
-    # to build Plots, while it will just include exactly the below line
-    # as long as `ENV["PLOTS_HOST_DEPENDENCY_LOCAL"] = "true"` is not set.
-    # If the above env is set + `plotly_local_file_path == ""``,
-    # it will warn in the __init__ function to run build
-    const plotly_local_file_path = ""
-end
-
 export
     grid,
     bbox,
@@ -104,6 +97,7 @@ export
     gif,
     mov,
     mp4,
+    webm,
     animate,
     @animate,
     @gif,
@@ -119,7 +113,11 @@ export
     center,
     BezierCurve,
 
-    plotattr
+    plotattr,
+    scalefontsize,
+    scalefontsizes,
+    resetfontsizes
+
 
 # ---------------------------------------------------------
 
@@ -156,6 +154,12 @@ const BBox = Measures.Absolute2DBox
 # allow pixels and percentages
 const px = AbsoluteLength(0.254)
 const pct = Length{:pct, Float64}(1.0)
+
+Base.:*(m1::AbsoluteLength, m2::Length{:pct}) = AbsoluteLength(m1.value * m2.value)
+Base.:*(m1::Length{:pct}, m2::AbsoluteLength) = AbsoluteLength(m2.value * m1.value)
+Base.:/(m1::AbsoluteLength, m2::Length{:pct}) = AbsoluteLength(m1.value / m2.value)
+Base.:/(m1::Length{:pct}, m2::AbsoluteLength) = AbsoluteLength(m2.value / m1.value)
+
 export BBox, BoundingBox, mm, cm, inch, px, pct, pt, w, h
 end
 
@@ -163,15 +167,39 @@ using .PlotMeasures
 import .PlotMeasures: Length, AbsoluteLength, Measure, width, height
 # ---------------------------------------------------------
 
+import RecipesPipeline
+import RecipesPipeline: SliceIt,
+    DefaultsDict,
+    Formatted,
+    AbstractSurface,
+    Surface,
+    Volume,
+    is3d,
+    is_surface,
+    needs_3d_axes,
+    group_as_matrix, # for StatsPlots
+    reset_kw!,
+    pop_kw!,
+    scale_func,
+    inverse_scale_func,
+    unzip,
+    dateformatter,
+    datetimeformatter,
+    timeformatter
+
+# Use fixed version of Plotly instead of the latest one for stable dependency
+# Ref: https://github.com/JuliaPlots/Plots.jl/pull/2779
+const _plotly_min_js_filename = "plotly-1.57.1.min.js"
+
 include("types.jl")
 include("utils.jl")
-include("components.jl")
+include("colorbars.jl")
 include("axes.jl")
 include("args.jl")
+include("components.jl")
 include("themes.jl")
 include("plot.jl")
 include("pipeline.jl")
-include("series.jl")
 include("layouts.jl")
 include("subplots.jl")
 include("recipes.jl")
@@ -184,6 +212,7 @@ include("output.jl")
 include("ijulia.jl")
 include("fileio.jl")
 include("init.jl")
+include("legend.jl")
 
 include("backends/plotly.jl")
 include("backends/gr.jl")
@@ -201,8 +230,8 @@ let PlotOrSubplot = Union{Plot, Subplot}
     global xlims!(plt::PlotOrSubplot, xmin::Real, xmax::Real; kw...)             = plot!(plt; xlims = (xmin,xmax), kw...)
     global ylims!(plt::PlotOrSubplot, ymin::Real, ymax::Real; kw...)             = plot!(plt; ylims = (ymin,ymax), kw...)
     global zlims!(plt::PlotOrSubplot, zmin::Real, zmax::Real; kw...)             = plot!(plt; zlims = (zmin,zmax), kw...)
-    global xticks!(plt::PlotOrSubplot, ticks::TicksArgs; kw...) where {T<:Real}           = plot!(plt; xticks = ticks, kw...)
-    global yticks!(plt::PlotOrSubplot, ticks::TicksArgs; kw...) where {T<:Real}           = plot!(plt; yticks = ticks, kw...)
+    global xticks!(plt::PlotOrSubplot, ticks::TicksArgs; kw...)             = plot!(plt; xticks = ticks, kw...)
+    global yticks!(plt::PlotOrSubplot, ticks::TicksArgs; kw...)             = plot!(plt; yticks = ticks, kw...)
     global xticks!(plt::PlotOrSubplot,
    ticks::AVec{T}, labels::AVec{S}; kw...) where {T<:Real,S<:AbstractString}     = plot!(plt; xticks = (ticks,labels), kw...)
     global yticks!(plt::PlotOrSubplot,
@@ -222,4 +251,6 @@ end
 
 const CURRENT_BACKEND = CurrentBackend(:none)
 
+include("precompile_includer.jl")
+
 end # module

src/animation.jl

@@ -24,6 +24,7 @@ end
 giffn() = (isijulia() ? "tmp.gif" : tempname()*".gif")
 movfn() = (isijulia() ? "tmp.mov" : tempname()*".mov")
 mp4fn() = (isijulia() ? "tmp.mp4" : tempname()*".mp4")
+webmfn() = (isijulia() ? "tmp.webm" : tempname()*".webm")
 
 mutable struct FrameIterator
     itr
@@ -60,31 +61,44 @@ end
 
 file_extension(fn) = Base.Filesystem.splitext(fn)[2][2:end]
 
-gif(anim::Animation, fn = giffn(); kw...) = buildanimation(anim.dir, fn; kw...)
-mov(anim::Animation, fn = movfn(); kw...) = buildanimation(anim.dir, fn, false; kw...)
-mp4(anim::Animation, fn = mp4fn(); kw...) = buildanimation(anim.dir, fn, false; kw...)
+gif(anim::Animation, fn = giffn(); kw...) = buildanimation(anim, fn; kw...)
+mov(anim::Animation, fn = movfn(); kw...) = buildanimation(anim, fn, false; kw...)
+mp4(anim::Animation, fn = mp4fn(); kw...) = buildanimation(anim, fn, false; kw...)
+webm(anim::Animation, fn = webmfn(); kw...) = buildanimation(anim, fn, false; kw...)
 
+ffmpeg_framerate(fps) = "$fps"
+ffmpeg_framerate(fps::Rational) = "$(fps.num)/$(fps.den)"
 
-function buildanimation(animdir::AbstractString, fn::AbstractString,
+function buildanimation(anim::Animation, fn::AbstractString,
                         is_animated_gif::Bool=true;
-                        fps::Integer = 20, loop::Integer = 0,
+                        fps::Real = 20, loop::Integer = 0,
                         variable_palette::Bool=false,
+                        verbose=false,
                         show_msg::Bool=true)
+    if length(anim.frames) == 0
+        throw(ArgumentError("Cannot build empty animations"))
+    end
+
     fn = abspath(expanduser(fn))
+    animdir = anim.dir
+    framerate = ffmpeg_framerate(fps)
+    verbose_level = (verbose isa Int ? verbose :
+                        verbose ? 32  # "info"
+                                : 16) # "error"
 
     if is_animated_gif
         if variable_palette
             # generate a colorpalette for each frame for highest quality, but larger filesize
             palette="palettegen=stats_mode=single[pal],[0:v][pal]paletteuse=new=1"
-            ffmpeg_exe(`-v 0 -framerate $fps -loop $loop -i $(animdir)/%06d.png -lavfi "$palette" -y $fn`)
+            ffmpeg_exe(`-v $verbose_level -framerate $framerate -i $(animdir)/%06d.png -lavfi "$palette" -loop $loop -y $fn`)
         else
             # generate a colorpalette first so ffmpeg does not have to guess it
-            ffmpeg_exe(`-v 0 -i $(animdir)/%06d.png -vf "palettegen=stats_mode=diff" -y "$(animdir)/palette.bmp"`)
+            ffmpeg_exe(`-v $verbose_level -i $(animdir)/%06d.png -vf "palettegen=stats_mode=diff" -y "$(animdir)/palette.bmp"`)
             # then apply the palette to get better results
-            ffmpeg_exe(` -v 0 -framerate $fps -loop $loop -i $(animdir)/%06d.png -i "$(animdir)/palette.bmp" -lavfi "paletteuse=dither=sierra2_4a" -y $fn`)
+            ffmpeg_exe(`-v $verbose_level -framerate $framerate -i $(animdir)/%06d.png -i "$(animdir)/palette.bmp" -lavfi "paletteuse=dither=sierra2_4a" -loop $loop -y $fn`)
         end
     else
-        ffmpeg_exe(`-v 0 -framerate $fps -loop $loop -i $(animdir)/%06d.png -pix_fmt yuv420p -y $fn`)
+        ffmpeg_exe(`-v $verbose_level -framerate $framerate -i $(animdir)/%06d.png -vf format=yuv420p -loop $loop -y $fn`)
     end
 
     show_msg && @info("Saved animation to ", fn)
@@ -96,13 +110,18 @@ end
 # write out html to view the gif
 function Base.show(io::IO, ::MIME"text/html", agif::AnimatedGif)
     ext = file_extension(agif.filename)
-    write(io, if ext == "gif"
-        "<img src=\"$(relpath(agif.filename))\" />"
-    elseif ext in ("mov", "mp4")
-        "<video controls><source src=\"$(relpath(agif.filename)) type=\"video/$ext\"></video>"
+    if ext == "gif"
+        html = "<img src=\"data:image/gif;base64," * base64encode(read(agif.filename)) * "\" />"
+    elseif ext in ("mov", "mp4","webm")
+        mimetype = ext == "mov" ? "video/quicktime" : "video/$ext"
+        html = "<video controls><source src=\"data:$mimetype;base64," *
+               base64encode(read(agif.filename)) *
+               "\" type = \"$mimetype\"></video>"
     else
         error("Cannot show animation with extension $ext: $agif")
-    end)
+    end
+
+    write(io, html)
     return nothing
 end
 
@@ -118,8 +137,8 @@ end
 # -----------------------------------------------
 
 function _animate(forloop::Expr, args...; callgif = false)
-  if forloop.head != :for
-    error("@animate macro expects a for-block. got: $(forloop.head)")
+  if forloop.head ∉ (:for, :while)
+    error("@animate macro expects a for- or while-block. got: $(forloop.head)")
   end
 
   # add the call to frame to the end of each iteration
@@ -150,16 +169,16 @@ function _animate(forloop::Expr, args...; callgif = false)
     error("Unsupported animate filter: $args")
   end
 
-  push!(block.args, :(if $filterexpr; frame($animsym); end))
+  push!(block.args, :(if $filterexpr; Plots.frame($animsym); end))
   push!(block.args, :(global $countersym += 1))
 
   # add a final call to `gif(anim)`?
-  retval = callgif ? :(gif($animsym)) : animsym
+  retval = callgif ? :(Plots.gif($animsym)) : animsym
 
   # full expression:
   esc(quote
     $freqassert             # if filtering, check frequency is an Integer > 0
-    $animsym = Animation()  # init animation object
+    $animsym = Plots.Animation()  # init animation object
     global $countersym = 1         # init iteration counter
     $forloop                # for loop, saving a frame after each iteration
     $retval                 # return the animation object, or the gif

src/arg_desc.jl

@@ -2,154 +2,181 @@
 const _arg_desc = KW(
 
 # series args
-:label 			=> "String type. The label for a series, which appears in a legend.  If empty, no legend entry is added.",
-:seriescolor 		=> "Color Type. The base color for this series.  `:auto` (the default) will select a color from the subplot's `color_palette`, based on the order it was added to the subplot",
-:seriesalpha 		=> "Number in [0,1]. The alpha/opacity override for the series.  `nothing` (the default) means it will take the alpha value of the color.",
-:seriestype 		=> "Symbol. This is the identifier of the type of visualization for this series. Choose from $(_allTypes) or any series recipes which are defined.",
-:linestyle 			=> "Symbol. Style of the line (for path and bar stroke).  Choose from $(_allStyles)",
-:linewidth         	=> "Number. Width of the line (in pixels)",
-:linecolor         	=> "Color Type. Color of the line (for path and bar stroke).  `:match` will take the value from `:seriescolor`, (though histogram/bar types use `:black` as a default).",
-:linealpha         	=> "Number in [0,1]. The alpha/opacity override for the line.  `nothing` (the default) means it will take the alpha value of linecolor.",
-:fillrange         	=> "Number or AbstractVector.  Fills area between fillrange and y for line-types, sets the base for bar/stick types, and similar for other types.",
-:fillcolor         	=> "Color Type. Color of the filled area of path or bar types.  `:match` will take the value from `:seriescolor`.",
-:fillalpha         	=> "Number in [0,1]. The alpha/opacity override for the fill area.  `nothing` (the default) means it will take the alpha value of fillcolor.",
-:markershape       	=> "Symbol, Shape, or AbstractVector. Choose from $(_allMarkers).",
-:markercolor       	=> "Color Type. Color of the interior of the marker or shape. `:match` will take the value from `:seriescolor`.",
-:markeralpha       	=> "Number in [0,1]. The alpha/opacity override for the marker interior.  `nothing` (the default) means it will take the alpha value of markercolor.",
-:markersize        	=> "Number or AbstractVector. Size (radius pixels) of the markers.",
-:markerstrokestyle 	=> "Symbol. Style of the marker stroke (border).  Choose from $(_allStyles)",
-:markerstrokewidth 	=> "Number. Width of the marker stroke (border. in pixels)",
-:markerstrokecolor 	=> "Color Type. Color of the marker stroke (border).  `:match` will take the value from `:foreground_color_subplot`.",
-:markerstrokealpha 	=> "Number in [0,1]. The alpha/opacity override for the marker stroke (border).  `nothing` (the default) means it will take the alpha value of markerstrokecolor.",
-:bins              	=> "Integer, NTuple{2,Integer}, AbstractVector or Symbol. Default is :auto (the Freedman-Diaconis rule). For histogram-types, defines the approximate number of bins to aim for, or the auto-binning algorithm to use (:sturges, :sqrt, :rice, :scott or :fd). For fine-grained control pass a Vector of break values, e.g. `range(minimum(x), stop = maximum(x), length = 25)`",
-:smooth            	=> "Bool.  Add a regression line?",
-:group             	=> "AbstractVector. Data is split into a separate series, one for each unique value in `group`.",
-:x                 	=> "Various. Input data. First Dimension",
-:y                 	=> "Various. Input data. Second Dimension",
-:z                 	=> "Various. Input data. Third Dimension. May be wrapped by a `Surface` for surface and heatmap types.",
-:marker_z          	=> "AbstractVector, Function `f(x,y,z) -> z_value`, or Function `f(x,y) -> z_value`, or nothing. z-values for each series data point, which correspond to the color to be used from a markercolor gradient.",
-:line_z          	=> "AbstractVector, Function `f(x,y,z) -> z_value`, or Function `f(x,y) -> z_value`, or nothing. z-values for each series line segment, which correspond to the color to be used from a linecolor gradient.  Note that for N points, only the first N-1 values are used (one per line-segment).",
-:fill_z                 => "Matrix{Float64} of the same size as z matrix, which specifies the color of the 3D surface; the default value is `nothing`.",
-:levels            	=> "Integer, NTuple{2,Integer}, or AbstractVector. Levels or number of levels (or x-levels/y-levels) for a contour type.",
-:orientation       	=> "Symbol.  Horizontal or vertical orientation for bar types.  Values `:h`, `:hor`, `:horizontal` correspond to horizontal (sideways, anchored to y-axis), and `:v`, `:vert`, and `:vertical` correspond to vertical (the default).",
-:bar_position      	=> "Symbol.  Choose from `:overlay` (default), `:stack`.  (warning: May not be implemented fully)",
-:bar_width              => "nothing or Number. Width of bars in data coordinates. When nothing, chooses based on x (or y when `orientation = :h`).",
-:bar_edges              => "Bool.  Align bars to edges (true), or centers (the default)?",
-:xerror                 => "AbstractVector or 2-Tuple of Vectors. x (horizontal) error relative to x-value.  If 2-tuple of vectors, the first vector corresponds to the left error (and the second to the right)",
-:yerror            	=> "AbstractVector or 2-Tuple of Vectors. y (vertical) error relative to y-value.  If 2-tuple of vectors, the first vector corresponds to the bottom error (and the second to the top)",
-:ribbon            	=> "Number or AbstractVector.  Creates a fillrange around the data points.",
-:quiver            	=> "AbstractVector or 2-Tuple of vectors.  The directional vectors U,V which specify velocity/gradient vectors for a quiver plot.",
-:arrow             	=> "nothing (no arrows), Bool (if true, default arrows), Arrow object, or arg(s) that could be style or head length/widths.  Defines arrowheads that should be displayed at the end of path line segments (just before a NaN and the last non-NaN point).  Used in quiverplot, streamplot, or similar.",
-:normalize         	=> "Bool or Symbol. Histogram normalization mode. Possible values are: false/:none (no normalization, default), true/:pdf (normalize to a discrete Probability Density Function, where the total area of the bins is 1), :probability (bin heights sum to 1) and :density (the area of each bin, rather than the height, is equal to the counts - useful for uneven bin sizes).",
-:weights           	=> "AbstractVector. Used in histogram types for weighted counts.",
-:contours          	=> "Bool. Add contours to the side-grids of 3D plots?  Used in surface/wireframe.",
-:contour_labels         => "Bool. Show labels at the contour lines?",
-:match_dimensions  	=> "Bool. For heatmap types... should the first dimension of a matrix (rows) correspond to the first dimension of the plot (x-axis)?  The default is false, which matches the behavior of Matplotlib, Plotly, and others.  Note: when passing a function for z, the function should still map `(x,y) -> z`.",
-:subplot           	=> "Integer (subplot index) or Subplot object.  The subplot that this series belongs to.",
-:series_annotations     => "AbstractVector of String or PlotText.  These are annotations which are mapped to data points/positions.",
-:primary                => "Bool.  Does this count as a 'real series'?  For example, you could have a path (primary), and a scatter (secondary) as 2 separate series, maybe with different data (see sticks recipe for an example).  The secondary series will get the same color, etc as the primary.",
-:hover 	        	=> "nothing or vector of strings. Text to display when hovering over each data point.",
-:colorbar_entry   => "Bool.  Include this series in the color bar?  Set to `false` to exclude.",
-  
+:label                       => "String type. The label for a series, which appears in a legend.  If empty, no legend entry is added.",
+:seriescolor                 => "Color Type. The base color for this series.  `:auto` (the default) will select a color from the subplot's `color_palette`, based on the order it was added to the subplot",
+:seriesalpha                 => "Number in [0,1]. The alpha/opacity override for the series.  `nothing` (the default) means it will take the alpha value of the color.",
+:seriestype                  => "Symbol. This is the identifier of the type of visualization for this series. Choose from $(_allTypes) or any series recipes which are defined.",
+:linestyle                   => "Symbol. Style of the line (for path and bar stroke).  Choose from $(_allStyles)",
+:linewidth                   => "Number. Width of the line (in pixels)",
+:linecolor                   => "Color Type. Color of the line (for path and bar stroke).  `:match` will take the value from `:seriescolor`, (though histogram/bar types use `:black` as a default).",
+:linealpha                   => "Number in [0,1]. The alpha/opacity override for the line.  `nothing` (the default) means it will take the alpha value of linecolor.",
+:fillrange                   => "Number or AbstractVector.  Fills area between fillrange and y for line-types, sets the base for bar/stick types, and similar for other types.",
+:fillcolor                   => "Color Type. Color of the filled area of path or bar types.  `:match` will take the value from `:seriescolor`.",
+:fillalpha                   => "Number in [0,1]. The alpha/opacity override for the fill area.  `nothing` (the default) means it will take the alpha value of fillcolor.",
+:markershape                 => "Symbol, Shape, or AbstractVector. Choose from $(_allMarkers).",
+:markercolor                 => "Color Type. Color of the interior of the marker or shape. `:match` will take the value from `:seriescolor`.",
+:markeralpha                 => "Number in [0,1]. The alpha/opacity override for the marker interior.  `nothing` (the default) means it will take the alpha value of markercolor.",
+:markersize                  => "Number or AbstractVector. Size (radius pixels) of the markers.",
+:markerstrokestyle           => "Symbol. Style of the marker stroke (border).  Choose from $(_allStyles)",
+:markerstrokewidth           => "Number. Width of the marker stroke (border. in pixels)",
+:markerstrokecolor           => "Color Type. Color of the marker stroke (border).  `:match` will take the value from `:foreground_color_subplot`.",
+:markerstrokealpha           => "Number in [0,1]. The alpha/opacity override for the marker stroke (border).  `nothing` (the default) means it will take the alpha value of markerstrokecolor.",
+:bins                        => "Integer, NTuple{2,Integer}, AbstractVector or Symbol. Default is :auto (the Freedman-Diaconis rule). For histogram-types, defines the approximate number of bins to aim for, or the auto-binning algorithm to use (:sturges, :sqrt, :rice, :scott or :fd). For fine-grained control pass a Vector of break values, e.g. `range(minimum(x), stop = maximum(x), length = 25)`",
+:smooth                      => "Bool.  Add a regression line?",
+:group                       => "AbstractVector. Data is split into a separate series, one for each unique value in `group`.",
+:x                           => "Various. Input data. First Dimension",
+:y                           => "Various. Input data. Second Dimension",
+:z                           => "Various. Input data. Third Dimension. May be wrapped by a `Surface` for surface and heatmap types.",
+:marker_z                    => "AbstractVector, Function `f(x,y,z) -> z_value`, or Function `f(x,y) -> z_value`, or nothing. z-values for each series data point, which correspond to the color to be used from a markercolor gradient.",
+:line_z                      => "AbstractVector, Function `f(x,y,z) -> z_value`, or Function `f(x,y) -> z_value`, or nothing. z-values for each series line segment, which correspond to the color to be used from a linecolor gradient.  Note that for N points, only the first N-1 values are used (one per line-segment).",
+:fill_z                      => "Matrix{Float64} of the same size as z matrix, which specifies the color of the 3D surface; the default value is `nothing`.",
+:levels                      => "Integer, NTuple{2,Integer}, or AbstractVector. Levels or number of levels (or x-levels/y-levels) for a contour type.",
+:orientation                 => "Symbol.  Horizontal or vertical orientation for bar types.  Values `:h`, `:hor`, `:horizontal` correspond to horizontal (sideways, anchored to y-axis), and `:v`, `:vert`, and `:vertical` correspond to vertical (the default).",
+:bar_position                => "Symbol.  Choose from `:overlay` (default), `:stack`.  (warning: May not be implemented fully)",
+:bar_width                   => "nothing or Number. Width of bars in data coordinates. When nothing, chooses based on x (or y when `orientation = :h`).",
+:bar_edges                   => "Bool.  Align bars to edges (true), or centers (the default)?",
+:xerror                      => "AbstractVector or 2-Tuple of Vectors. x (horizontal) error relative to x-value.  If 2-tuple of vectors, the first vector corresponds to the left error (and the second to the right)",
+:yerror                      => "AbstractVector or 2-Tuple of Vectors. y (vertical) error relative to y-value.  If 2-tuple of vectors, the first vector corresponds to the bottom error (and the second to the top)",
+:ribbon                      => "Number or AbstractVector.  Creates a fillrange around the data points.",
+:quiver                      => "AbstractVector or 2-Tuple of vectors.  The directional vectors U,V which specify velocity/gradient vectors for a quiver plot.",
+:arrow                       => "nothing (no arrows), Bool (if true, default arrows), Arrow object, or arg(s) that could be style or head length/widths.  Defines arrowheads that should be displayed at the end of path line segments (just before a NaN and the last non-NaN point).  Used in quiverplot, streamplot, or similar.",
+:normalize                   => "Bool or Symbol. Histogram normalization mode. Possible values are: false/:none (no normalization, default), true/:pdf (normalize to a discrete Probability Density Function, where the total area of the bins is 1), :probability (bin heights sum to 1) and :density (the area of each bin, rather than the height, is equal to the counts - useful for uneven bin sizes).",
+:weights                     => "AbstractVector. Used in histogram types for weighted counts.",
+:show_empty_bins             => "Bool. Whether empty bins in a 2D histogram are colored as 0 (true), or transparent (the default).",
+:contours                    => "Bool. Add contours to the side-grids of 3D plots?  Used in surface/wireframe.",
+:contour_labels              => "Bool. Show labels at the contour lines?",
+:match_dimensions            => "Bool. For heatmap types... should the first dimension of a matrix (rows) correspond to the first dimension of the plot (x-axis)?  The default is false, which matches the behavior of Matplotlib, Plotly, and others.  Note: when passing a function for z, the function should still map `(x,y) -> z`.",
+:subplot                     => "Integer (subplot index) or Subplot object.  The subplot that this series belongs to.",
+:series_annotations          => "AbstractVector of String or PlotText.  These are annotations which are mapped to data points/positions.",
+:primary                     => "Bool.  Does this count as a 'real series'?  For example, you could have a path (primary), and a scatter (secondary) as 2 separate series, maybe with different data (see sticks recipe for an example).  The secondary series will get the same color, etc as the primary.",
+:hover                       => "nothing or vector of strings. Text to display when hovering over each data point.",
+:colorbar_entry              => "Bool.  Include this series in the color bar?  Set to `false` to exclude.",
+
 # plot args
-:plot_title               => "String. Title for the whole plot (not the subplots) (Note: Not currently implemented)",
-:background_color         => "Color Type.  Base color for all backgrounds.",
-:background_color_outside => "Color Type or `:match` (matches `:background_color`).  Color outside the plot area(s)",
-:foreground_color         => "Color Type.  Base color for all foregrounds.",
-:size                     => "NTuple{2,Int}. (width_px, height_px) of the whole Plot",
-:pos                      => "NTuple{2,Int}. (left_px, top_px) position of the GUI window (note: currently unimplemented)",
-:window_title             => "String. Title of the window.",
-:show                     => "Bool.  Should this command open/refresh a GUI/display?  This allows displaying in scripts or functions without explicitly calling `display`",
-:layout                   => "Integer (number of subplots), NTuple{2,Integer} (grid dimensions), AbstractLayout (for example `grid(2,2)`), or the return from the `@layout` macro.  This builds the layout of subplots.",
-:link                     => "Symbol.  How/whether to link axis limits between subplots. Values: `:none`, `:x` (x axes are linked by columns), `:y` (y axes are linked by rows), `:both` (x and y are linked), `:all` (every subplot is linked together regardless of layout position).",
-:overwrite_figure         => "Bool.  Should we reuse the same GUI window/figure when plotting (true) or open a new one (false).",
-:html_output_format       => "Symbol.  When writing html output, what is the format?  `:png` and `:svg` are currently supported.",
-:tex_output_standalone    => "Bool. When writing tex output, should the source include a preamble for a standalone document class.",
-:inset_subplots           => "nothing or vector of 2-tuple (parent,bbox).  optionally pass a vector of (parent,bbox) tuples which are the parent layout and the relative bounding box of inset subplots",
-:dpi 			  => "Number.  Dots Per Inch of output figures",
-:thickness_scaling        => "Number. Scale for the thickness of all line elements like lines, borders, axes, grid lines, ... defaults to 1.",
-:display_type             => "Symbol (`:auto`, `:gui`, or `:inline`).  When supported, `display` will either open a GUI window or plot inline.",
-:extra_kwargs 	          => "KW (Dict{Symbol,Any}).  Pass a map of extra keyword args which may be specific to a backend.",
-:fontfamily               => "String or Symbol.  Default font family for title, legend entries, tick labels and guides",
+:plot_title                  => "String. Title for the whole plot (not the subplots) (Note: Not currently implemented)",
+:background_color            => "Color Type.  Base color for all backgrounds.",
+:background_color_outside    => "Color Type or `:match` (matches `:background_color`).  Color outside the plot area(s)",
+:foreground_color            => "Color Type.  Base color for all foregrounds.",
+:size                        => "NTuple{2,Int}. (width_px, height_px) of the whole Plot",
+:pos                         => "NTuple{2,Int}. (left_px, top_px) position of the GUI window (note: currently unimplemented)",
+:window_title                => "String. Title of the standalone gui-window.",
+:show                        => "Bool.  Should this command open/refresh a GUI/display?  This allows displaying in scripts or functions without explicitly calling `display`",
+:layout                      => "Integer (number of subplots), NTuple{2,Integer} (grid dimensions), AbstractLayout (for example `grid(2,2)`), or the return from the `@layout` macro.  This builds the layout of subplots.",
+:link                        => "Symbol.  How/whether to link axis limits between subplots. Values: `:none`, `:x` (x axes are linked by columns), `:y` (y axes are linked by rows), `:both` (x and y are linked), `:all` (every subplot is linked together regardless of layout position).",
+:overwrite_figure            => "Bool.  Should we reuse the same GUI window/figure when plotting (true) or open a new one (false).",
+:html_output_format          => "Symbol.  When writing html output, what is the format?  `:png` and `:svg` are currently supported.",
+:tex_output_standalone       => "Bool. When writing tex output, should the source include a preamble for a standalone document class.",
+:inset_subplots              => "nothing or vector of 2-tuple (parent,bbox).  optionally pass a vector of (parent,bbox) tuples which are the parent layout and the relative bounding box of inset subplots",
+:dpi                         => "Number.  Dots Per Inch of output figures",
+:thickness_scaling           => "Number. Scale for the thickness of all line elements like lines, borders, axes, grid lines, ... defaults to 1.",
+:display_type                => "Symbol (`:auto`, `:gui`, or `:inline`).  When supported, `display` will either open a GUI window or plot inline.",
+:extra_kwargs                => "Either one of (`:plot`, `:subplot`, `:series`) to specify for which element extra keyword args are collected or a KW (Dict{Symbol,Any}) to pass a map of extra keyword args which may be specific to a backend. Default: `:series`.\n Example: `pgfplotsx(); scatter(1:5, extra_kwargs=Dict(:subplot=>Dict(\"axis line shift\" => \"10pt\"))`",
+:fontfamily                  => "String or Symbol.  Default font family for title, legend entries, tick labels and guides",
+:warn_on_unsupported         => "Bool. Warn on unsupported attributes, series types and marker shapes",
 
 # subplot args
-:title                    => "String. Subplot title.",
-:title_location           => "Symbol. Position of subplot title. Values: `:left`, `:center`, `:right`",
-:titlefontfamily          => "String or Symbol. Font family of subplot title.",
-:titlefontsize            => "Integer. Font pointsize of subplot title.",
-:titlefonthalign          => "Symbol. Font horizontal alignment of subplot title: :hcenter, :left, :right or :center",
-:titlefontvalign          => "Symbol. Font vertical alignment of subplot title: :vcenter, :top, :bottom or :center",
-:titlefontrotation        => "Real. Font rotation of subplot title",
-:titlefontcolor           => "Color Type. Font color of subplot title",
-:background_color_subplot => "Color Type or `:match` (matches `:background_color`).  Base background color of the subplot.",
-:background_color_legend  => "Color Type or `:match` (matches `:background_color_subplot`).  Background color of the legend.",
-:background_color_inside  => "Color Type or `:match` (matches `:background_color_subplot`).  Background color inside the plot area (under the grid).",
-:foreground_color_subplot => "Color Type or `:match` (matches `:foreground_color`).  Base foreground color of the subplot.",
-:foreground_color_legend  => "Color Type or `:match` (matches `:foreground_color_subplot`).  Foreground color of the legend.",
-:foreground_color_title   => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of subplot title.",
-:color_palette            => "Vector of colors (cycle through) or color gradient (generate list from gradient) or `:auto` (generate a color list using `Colors.distiguishable_colors` and custom seed colors chosen to contrast with the background).  The color palette is a color list from which series colors are automatically chosen.",
-:legend                   => "Bool (show the legend?) or Symbol (legend position).  Symbol values: `:none`, `:best`, `:right`, `:left`, `:top`, `:bottom`, `:inside`, `:legend`, `:topright`, `:topleft`, `:bottomleft`, `:bottomright` (note: only some may be supported in each backend)",
-:legendfontfamily         => "String or Symbol. Font family of legend entries.",
-:legendfontsize           => "Integer. Font pointsize of legend entries.",
-:legendfonthalign         => "Symbol. Font horizontal alignment of legend entries: :hcenter, :left, :right or :center",
-:legendfontvalign         => "Symbol. Font vertical alignment of legend entries: :vcenter, :top, :bottom or :center",
-:legendfontrotation       => "Real. Font rotation of legend entries",
-:legendfontcolor          => "Color Type. Font color of legend entries",
-:colorbar                 => "Bool (show the colorbar?) or Symbol (colorbar position).  Symbol values: `:none`, `:best`, `:right`, `:left`, `:top`, `:bottom`, `:legend` (matches legend value) (note: only some may be supported in each backend)",
-:clims 					  => "`:auto` or NTuple{2,Number}.  Fixes the limits of the colorbar.",
-:legendfont               => "Font. Font of legend items.",
-:annotations              => "(x,y,text) tuple(s).  Can be a single tuple or a list of them.  Text can be String or PlotText (created with `text(args...)`)  Add one-off text annotations at the x,y coordinates.",
-:projection               => "Symbol or String.  '3d' or 'polar'",
-:aspect_ratio             => "Symbol (:equal) or Number. Plot area is resized so that 1 y-unit is the same size as `aspect_ratio` x-units.",
-:margin                   => "Measure (multiply by `mm`, `px`, etc). Base for individual margins... not directly used.  Specifies the extra padding around subplots.",
-:left_margin              => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding to the left of the subplot.",
-:top_margin               => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding on the top of the subplot.",
-:right_margin             => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding to the right of the subplot.",
-:bottom_margin            => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding on the bottom of the subplot.",
-:subplot_index            => "Integer.  Internal (not set by user).  Specifies the index of this subplot in the Plot's `plt.subplot` list.",
-:colorbar_title           => "String.  Title of colorbar.",
-:framestyle               => "Symbol.  Style of the axes frame. Choose from $(_allFramestyles)",
-:camera                   => "NTuple{2, Real}. Sets the view angle (azimuthal, elevation) for 3D plots",
+:title                       => "String. Subplot title.",
+:titlelocation               => "Symbol. Position of subplot title. Values: `:left`, `:center`, `:right`",
+:titlefontfamily             => "String or Symbol. Font family of subplot title.",
+:titlefontsize               => "Integer. Font pointsize of subplot title.",
+:titlefonthalign             => "Symbol. Font horizontal alignment of subplot title: :hcenter, :left, :right or :center",
+:titlefontvalign             => "Symbol. Font vertical alignment of subplot title: :vcenter, :top, :bottom or :center",
+:titlefontrotation           => "Real. Font rotation of subplot title",
+:titlefontcolor              => "Color Type. Font color of subplot title",
+:background_color_subplot    => "Color Type or `:match` (matches `:background_color`).  Base background color of the subplot.",
+:background_color_legend     => "Color Type or `:match` (matches `:background_color_subplot`).  Background color of the legend.",
+:background_color_inside     => "Color Type or `:match` (matches `:background_color_subplot`).  Background color inside the plot area (under the grid).",
+:foreground_color_subplot    => "Color Type or `:match` (matches `:foreground_color`).  Base foreground color of the subplot.",
+:foreground_color_legend     => "Color Type or `:match` (matches `:foreground_color_subplot`).  Foreground color of the legend.",
+:foreground_color_title      => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of subplot title.",
+:color_palette               => "Vector of colors (cycle through) or color gradient (generate list from gradient) or `:auto` (generate a color list using `Colors.distiguishable_colors` and custom seed colors chosen to contrast with the background).  The color palette is a color list from which series colors are automatically chosen.",
+:legend                      => "Bool (show the legend?) or (x,y) tuple or Symbol (legend position) or angle or (angle,inout) tuple. Bottom left corner of legend is placed at (x,y).  Symbol values: `:none`; `:best`; `:inline`; `:inside`; `:legend`; any valid combination of `:(outer ?)(top/bottom ?)(right/left ?)`, i.e.: `:top`, `:topright`, `:outerleft`, `:outerbottomright` ... (note: only some may be supported in each backend). Legend is positioned at (angle degrees) (so (90,:outer) is roughly equivalent to :outertop), close to the inside of the axes or the outside if inout=:outer.",
+:legendfontfamily            => "String or Symbol. Font family of legend entries.",
+:legendfontsize              => "Integer. Font pointsize of legend entries.",
+:legendfonthalign            => "Symbol. Font horizontal alignment of legend entries: :hcenter, :left, :right or :center",
+:legendfontvalign            => "Symbol. Font vertical alignment of legend entries: :vcenter, :top, :bottom or :center",
+:legendfontrotation          => "Real. Font rotation of legend entries",
+:legendfontcolor             => "Color Type. Font color of legend entries",
+:legendtitle                 => "String. Legend title.",
+:legendtitlefontfamily       => "String or Symbol. Font family of the legend title.",
+:legendtitlefontsize         => "Integer. Font pointsize the legend title.",
+:legendtitlefonthalign       => "Symbol. Font horizontal alignment of the legend title: :hcenter, :left, :right or :center",
+:legendtitlefontvalign       => "Symbol. Font vertical alignment of the legend title: :vcenter, :top, :bottom or :center",
+:legendtitlefontrotation     => "Real. Font rotation of the legend title",
+:legendtitlefontcolor        => "Color Type. Font color of the legend title",
+:colorbar                    => "Bool (show the colorbar?) or Symbol (colorbar position).  Symbol values: `:none`, `:best`, `:right`, `:left`, `:top`, `:bottom`, `:legend` (matches legend value) (note: only some may be supported in each backend)",
+:clims 					 => "`:auto`, NTuple{2,Number}, or a function that takes series data in and returns NTuple{2,Number}.  Fixes the limits of the colorbar.",
+:colorbar_fontfamily         => "String or Symbol. Font family of colobar entries.",
+:colorbar_ticks              => "Vector of numbers (set the tick values), Tuple of (tickvalues, ticklabels), or `:auto`",
+:colorbar_tickfontfamily     => "String or Symbol. Font family of colorbar tick labels.",
+:colorbar_tickfontsize       => "Integer. Font pointsize of colorbar tick entries.",
+:colorbar_tickfontcolor      => "Color Type. Font color of colorbar tick entries",
+:colorbar_scale              => "Symbol. Scale of the colorbar axis: `:none`, `:ln`, `:log2`, `:log10`",
+:colorbar_formatter          => "Function, :scientific, :plain or :auto. A method which converts a number to a string for tick labeling.",
+:legendfont                  => "Font. Font of legend items.",
+:legendtitlefont             => "Font. Font of the legend title.",
+:annotations                 => "(x,y,text) tuple(s).  Can be a single tuple or a list of them.  Text can be String or PlotText (created with `text(args...)`)  Add one-off text annotations at the x,y coordinates.",
+:annotationfontfamily        => "String or Symbol. Font family of annotations.",
+:annotationfontsize          => "Integer. Font pointsize of annotations.",
+:annotationhalign            => "Symbol. horizontal alignment of annotations, :hcenter, :left, :right or :center.",
+:annotationvalign            => "Symbol. Vertical alignment of annotations, :vcenter, :top, :bottom or :center.",
+:annotationrotation          => "Float. Rotation of annotations in degrees.",
+:annotationcolor             => "Colorant or :match. Color of annotations.",
+:projection                  => "Symbol or String.  '3d' or 'polar'",
+:aspect_ratio                => "Symbol (:equal or :none) or Number. Plot area is resized so that 1 y-unit is the same size as `aspect_ratio` x-units. With `:none`, images inherit aspect ratio of the plot area.",
+:margin                      => "Measure (multiply by `mm`, `px`, etc). Base for individual margins... not directly used.  Specifies the extra padding around subplots.",
+:left_margin                 => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding to the left of the subplot.",
+:top_margin                  => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding on the top of the subplot.",
+:right_margin                => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding to the right of the subplot.",
+:bottom_margin               => "Measure (multiply by `mm`, `px`, etc) or `:match` (matches `:margin`).  Specifies the extra padding on the bottom of the subplot.",
+:subplot_index               => "Integer.  Internal (not set by user).  Specifies the index of this subplot in the Plot's `plt.subplot` list.",
+:colorbar_title              => "String.  Title of colorbar.",
+:framestyle                  => "Symbol.  Style of the axes frame. Choose from $(_allFramestyles)",
+:camera                      => "NTuple{2, Real}. Sets the view angle (azimuthal, elevation) for 3D plots",
 
 # axis args
-:guide     		  => "String. Axis guide (label).",
-:guide_position		  => "Symbol. Position of axis guides: :top, :bottom, :left or :right",
-:lims      		  => "NTuple{2,Number} or Symbol. Force axis limits.  Only finite values are used (you can set only the right limit with `xlims = (-Inf, 2)` for example). `:round` widens the limit to the nearest round number ie. [0.1,3.6]=>[0.0,4.0]",
-:ticks     		  => "Vector of numbers (set the tick values), Tuple of (tickvalues, ticklabels), or `:auto`",
-:scale     		  => "Symbol. Scale of the axis: `:none`, `:ln`, `:log2`, `:log10`",
-:rotation  		  => "Number. Degrees rotation of tick labels.",
-:flip      		  => "Bool.  Should we flip (reverse) the axis?",
-:formatter                => "Function, :scientific, :plain or :auto. A method which converts a number to a string for tick labeling.",
-:tickfontfamily           => "String or Symbol. Font family of tick labels.",
-:tickfontsize             => "Integer. Font pointsize of tick labels.",
-:tickfonthalign           => "Symbol. Font horizontal alignment of tick labels: :hcenter, :left, :right or :center",
-:tickfontvalign           => "Symbol. Font vertical alignment of tick labels: :vcenter, :top, :bottom or :center",
-:tickfontrotation         => "Real. Font rotation of tick labels",
-:tickfontcolor            => "Color Type. Font color of tick labels",
-:guidefontfamily          => "String or Symbol. Font family of axes guides.",
-:guidefontsize            => "Integer. Font pointsize of axes guides.",
-:guidefonthalign          => "Symbol. Font horizontal alignment of axes guides: :hcenter, :left, :right or :center",
-:guidefontvalign          => "Symbol. Font vertical alignment of axes guides: :vcenter, :top, :bottom or :center",
-:guidefontrotation        => "Real. Font rotation of axes guides",
-:guidefontcolor           => "Color Type. Font color of axes guides",
-:foreground_color_axis    => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of axis ticks.",
-:foreground_color_border  => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of plot area border (spines).",
-:foreground_color_text    => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of tick labels.",
-:foreground_color_guide   => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of axis guides (axis labels).",
-:mirror                   => "Bool.  Switch the side of the tick labels (right or top).",
-:grid                     => "Bool, Symbol, String or `nothing`. Show the grid lines? `true`, `false`, `:show`, `:hide`, `:yes`, `:no`, `:x`, `:y`, `:z`, `:xy`, ..., `:all`, `:none`, `:off`",
-:foreground_color_grid    => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of grid lines.",
-:gridalpha                => "Number in [0,1]. The alpha/opacity override for the grid lines.",
-:gridstyle                => "Symbol. Style of the grid lines. Choose from $(_allStyles)",
-:gridlinewidth            => "Number. Width of the grid lines (in pixels)",
+:guide                       => "String. Axis guide (label).",
+:guide_position              => "Symbol. Position of axis guides: :top, :bottom, :left or :right",
+:lims                        => """
+                                NTuple{2,Number} or Symbol. Force axis limits. Only finite values are used (you can set only the right limit with `xlims = (-Inf, 2)` for example).
+                                `:round` widens the limit to the nearest round number ie. [0.1,3.6]=>[0.0,4.0]
+                                `:symmetric` sets the limits to be symmetric around zero.
+                                """,
+:ticks                       => "Vector of numbers (set the tick values), Tuple of (tickvalues, ticklabels), or `:auto`",
+:scale                       => "Symbol. Scale of the axis: `:none`, `:ln`, `:log2`, `:log10`",
+:rotation                    => "Number. Degrees rotation of tick labels.",
+:flip                        => "Bool.  Should we flip (reverse) the axis?",
+:formatter                   => "Function, :scientific, :plain or :auto. A method which converts a number to a string for tick labeling.",
+:tickfontfamily              => "String or Symbol. Font family of tick labels.",
+:tickfontsize                => "Integer. Font pointsize of tick labels.",
+:tickfonthalign              => "Symbol. Font horizontal alignment of tick labels: :hcenter, :left, :right or :center",
+:tickfontvalign              => "Symbol. Font vertical alignment of tick labels: :vcenter, :top, :bottom or :center",
+:tickfontrotation            => "Real. Font rotation of tick labels",
+:tickfontcolor               => "Color Type. Font color of tick labels",
+:guidefontfamily             => "String or Symbol. Font family of axes guides.",
+:guidefontsize               => "Integer. Font pointsize of axes guides.",
+:guidefonthalign             => "Symbol. Font horizontal alignment of axes guides: :hcenter, :left, :right or :center",
+:guidefontvalign             => "Symbol. Font vertical alignment of axes guides: :vcenter, :top, :bottom or :center",
+:guidefontrotation           => "Real. Font rotation of axes guides",
+:guidefontcolor              => "Color Type. Font color of axes guides",
+:foreground_color_axis       => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of axis ticks.",
+:foreground_color_border     => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of plot area border (spines).",
+:foreground_color_text       => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of tick labels.",
+:foreground_color_guide      => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of axis guides (axis labels).",
+:mirror                      => "Bool.  Switch the side of the tick labels (right or top).",
+:grid                        => "Bool, Symbol, String or `nothing`. Show the grid lines? `true`, `false`, `:show`, `:hide`, `:yes`, `:no`, `:x`, `:y`, `:z`, `:xy`, ..., `:all`, `:none`, `:off`",
+:foreground_color_grid       => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of grid lines.",
+:gridalpha                   => "Number in [0,1]. The alpha/opacity override for the grid lines.",
+:gridstyle                   => "Symbol. Style of the grid lines. Choose from $(_allStyles)",
+:gridlinewidth               => "Number. Width of the grid lines (in pixels)",
 :foreground_color_minor_grid => "Color Type or `:match` (matches `:foreground_color_subplot`). Color of minor grid lines.",
-:minorgrid                => "Bool. Adds minor grid lines and ticks to the plot. Set minorticks to change number of gridlines",
-:minorticks               => "Integer. Intervals to divide the gap between major ticks into",
-:minorgridalpha           => "Number in [0,1]. The alpha/opacity override for the minorgrid lines.",
-:minorgridstyle           => "Symbol. Style of the minor grid lines. Choose from $(_allStyles)",
-:minorgridlinewidth       => "Number. Width of the minor grid lines (in pixels)",
-:tick_direction           => "Symbol.  Direction of the ticks. `:in` or `:out`",
-:showaxis                 => "Bool, Symbol or String.  Show the axis. `true`, `false`, `:show`, `:hide`, `:yes`, `:no`, `:x`, `:y`, `:z`, `:xy`, ..., `:all`, `:off`",
-:widen                    => "Bool. Widen the axis limits by a small factor to avoid cut-off markers and lines at the borders. Defaults to `true`.",
-:draw_arrow               => "Bool. Draw arrow at the end of the axis.",
+:minorgrid                   => "Bool. Adds minor grid lines and ticks to the plot. Set minorticks to change number of gridlines",
+:minorticks                  => "Integer. Intervals to divide the gap between major ticks into",
+:minorgridalpha              => "Number in [0,1]. The alpha/opacity override for the minorgrid lines.",
+:minorgridstyle              => "Symbol. Style of the minor grid lines. Choose from $(_allStyles)",
+:minorgridlinewidth          => "Number. Width of the minor grid lines (in pixels)",
+:tick_direction              => "Symbol.  Direction of the ticks. `:in`, `:out` or `:none`",
+:showaxis                    => "Bool, Symbol or String.  Show the axis. `true`, `false`, `:show`, `:hide`, `:yes`, `:no`, `:x`, `:y`, `:z`, `:xy`, ..., `:all`, `:off`",
+:widen                       => "Bool. Widen the axis limits by a small factor to avoid cut-off markers and lines at the borders. Defaults to `true`.",
+:draw_arrow                  => "Bool. Draw arrow at the end of the axis.",
 )

src/axes.jl

@@ -7,29 +7,20 @@
 # -------------------------------------------------------------------------
 
 function Axis(sp::Subplot, letter::Symbol, args...; kw...)
-    # init with values from _plot_defaults
-    plotattributes = KW(
+    explicit = KW(
         :letter => letter,
-        # :extrema => (Inf, -Inf),
         :extrema => Extrema(),
         :discrete_map => Dict(),   # map discrete values to discrete indices
         :continuous_values => zeros(0),
+        :discrete_values => [],
         :use_minor => false,
         :show => true,  # show or hide the axis? (useful for linked subplots)
     )
 
-    # get defaults from letter version, unless match
-    for (k,v) in _axis_defaults
-        lk = Symbol(letter, k)
-        lv = _axis_defaults_byletter[lk]
-        plotattributes[k] = (lv == :match ? v : lv)
-    end
-
-    # merge!(plotattributes, _axis_defaults)
-    plotattributes[:discrete_values] = []
+    attr = DefaultsDict(explicit, _axis_defaults_byletter[letter])
 
     # update the defaults
-    attr!(Axis([sp], plotattributes), args...; kw...)
+    attr!(Axis([sp], attr), args...; kw...)
 end
 
 function get_axis(sp::Subplot, letter::Symbol)
@@ -41,10 +32,9 @@ function get_axis(sp::Subplot, letter::Symbol)
     end::Axis
 end
 
-function process_axis_arg!(plotattributes::KW, arg, letter = "")
+function process_axis_arg!(plotattributes::AKW, arg, letter = "")
     T = typeof(arg)
     arg = get(_scaleAliases, arg, arg)
-
     if typeof(arg) <: Font
         plotattributes[Symbol(letter,:tickfont)] = arg
         plotattributes[Symbol(letter,:guidefont)] = arg
@@ -67,7 +57,7 @@ function process_axis_arg!(plotattributes::KW, arg, letter = "")
     elseif T <: AVec
         plotattributes[Symbol(letter,:ticks)] = arg
 
-    elseif arg == nothing
+    elseif arg === nothing
         plotattributes[Symbol(letter,:ticks)] = []
 
     elseif T <: Bool || arg in _allShowaxisArgs
@@ -93,6 +83,9 @@ function attr!(axis::Axis, args...; kw...)
         process_axis_arg!(plotattributes, arg)
     end
 
+    # then preprocess keyword arguments
+    RecipesPipeline.preprocess_attributes!(KW(kw))
+
     # then override for any keywords... only those keywords that already exists in plotattributes
     for (k,v) in kw
         if haskey(plotattributes, k)
@@ -101,6 +94,12 @@ function attr!(axis::Axis, args...; kw...)
                 for vi in v
                     discrete_value!(axis, vi)
                 end
+            #could perhaps use TimeType here, as Date and DateTime are both subtypes of TimeType
+            # or could perhaps check if dateformatter or datetimeformatter is in use
+            elseif k == :lims && isa(v, Tuple{Date,Date})
+                plotattributes[k] = (v[1].instant.periods.value, v[2].instant.periods.value)
+            elseif k == :lims && isa(v, Tuple{DateTime,DateTime})
+                plotattributes[k] = (v[1].instant.periods.value, v[2].instant.periods.value)
             else
                 plotattributes[k] = v
             end
@@ -123,41 +122,26 @@ Base.setindex!(axis::Axis, v, ks::Symbol...) = setindex!(axis.plotattributes, v,
 Base.haskey(axis::Axis, k::Symbol) = haskey(axis.plotattributes, k)
 ignorenan_extrema(axis::Axis) = (ex = axis[:extrema]; (ex.emin, ex.emax))
 
-
-const _scale_funcs = Dict{Symbol,Function}(
-    :log10 => log10,
-    :log2 => log2,
-    :ln => log,
-)
-const _inv_scale_funcs = Dict{Symbol,Function}(
-    :log10 => exp10,
-    :log2 => exp2,
-    :ln => exp,
-)
-
-# const _label_func = Dict{Symbol,Function}(
-#     :log10 => x -> "10^$x",
-#     :log2 => x -> "2^$x",
-#     :ln => x -> "e^$x",
-# )
-
 const _label_func = Dict{Symbol,Function}(
     :log10 => x -> "10^$x",
     :log2 => x -> "2^$x",
     :ln => x -> "e^$x",
 )
-
-
-scalefunc(scale::Symbol) = x -> get(_scale_funcs, scale, identity)(Float64(x))
-invscalefunc(scale::Symbol) = x -> get(_inv_scale_funcs, scale, identity)(Float64(x))
 labelfunc(scale::Symbol, backend::AbstractBackend) = get(_label_func, scale, string)
 
-function optimal_ticks_and_labels(sp::Subplot, axis::Axis, ticks = nothing)
-    amin, amax = axis_limits(sp, axis[:letter])
+const _label_func_tex = Dict{Symbol,Function}(
+    :log10 => x -> "10^{$x}",
+    :log2 => x -> "2^{$x}",
+    :ln => x -> "e^{$x}",
+)
+labelfunc_tex(scale::Symbol) = get(_label_func_tex, scale, convert_sci_unicode)
+
+
+function optimal_ticks_and_labels(ticks, alims, scale, formatter)
+    amin, amax = alims
 
     # scale the limits
-    scale = axis[:scale]
-    sf = scalefunc(scale)
+    sf = RecipesPipeline.scale_func(scale)
 
     # If the axis input was a Date or DateTime use a special logic to find
     # "round" Date(Time)s as ticks
@@ -166,8 +150,8 @@ function optimal_ticks_and_labels(sp::Subplot, axis::Axis, ticks = nothing)
     # or DateTime) is chosen based on the time span between amin and amax
     # rather than on the input format
     # TODO: maybe: non-trivial scale (:ln, :log2, :log10) for date/datetime
-    if ticks == nothing && scale == :identity
-        if axis[:formatter] == dateformatter
+    if ticks === nothing && scale == :identity
+        if formatter == RecipesPipeline.dateformatter
             # optimize_datetime_ticks returns ticks and labels(!) based on
             # integers/floats corresponding to the DateTime type. Thus, the axes
             # limits, which resulted from converting the Date type to integers,
@@ -178,13 +162,13 @@ function optimal_ticks_and_labels(sp::Subplot, axis::Axis, ticks = nothing)
                 k_min = 2, k_max = 4)
             # Now the ticks are converted back to floats corresponding to Dates.
             return ticks / 864e5, labels
-        elseif axis[:formatter] == datetimeformatter
+        elseif formatter == RecipesPipeline.datetimeformatter
             return optimize_datetime_ticks(amin, amax; k_min = 2, k_max = 4)
         end
     end
 
     # get a list of well-laid-out ticks
-    if ticks == nothing
+    if ticks === nothing
         scaled_ticks = optimize_ticks(
             sf(amin),
             sf(amax);
@@ -202,22 +186,17 @@ function optimal_ticks_and_labels(sp::Subplot, axis::Axis, ticks = nothing)
             # chosen  ticks is not too much bigger than amin - amax:
             strict_span = false,
         )
-        axis[:lims] = map(invscalefunc(scale), (viewmin, viewmax))
+        # axis[:lims] = map(RecipesPipeline.inverse_scale_func(scale), (viewmin, viewmax))
     else
         scaled_ticks = map(sf, (filter(t -> amin <= t <= amax, ticks)))
     end
-    unscaled_ticks = map(invscalefunc(scale), scaled_ticks)
+    unscaled_ticks = map(RecipesPipeline.inverse_scale_func(scale), scaled_ticks)
 
     labels = if any(isfinite, unscaled_ticks)
-        formatter = axis[:formatter]
-        if formatter == :auto
-            # the default behavior is to make strings of the scaled values and then apply the labelfunc
-            map(labelfunc(scale, backend()), Showoff.showoff(scaled_ticks, :auto))
-        elseif formatter == :plain
-            # Leave the numbers in plain format
-            map(labelfunc(scale, backend()), Showoff.showoff(scaled_ticks, :plain))
-        elseif formatter == :scientific
-            Showoff.showoff(unscaled_ticks, :scientific)
+        if formatter in (:auto, :plain, :scientific, :engineering)
+            map(labelfunc(scale, backend()), Showoff.showoff(scaled_ticks, formatter))
+        elseif formatter == :latex
+            map(x -> string("\$", replace(convert_sci_unicode(x), '×' => "\\times"), "\$"), Showoff.showoff(unscaled_ticks, :auto))
         else
             # there was an override for the formatter... use that on the unscaled ticks
             map(formatter, unscaled_ticks)
@@ -238,50 +217,115 @@ function optimal_ticks_and_labels(sp::Subplot, axis::Axis, ticks = nothing)
 end
 
 # return (continuous_values, discrete_values) for the ticks on this axis
-function get_ticks(sp::Subplot, axis::Axis)
-    ticks = _transform_ticks(axis[:ticks])
-    ticks in (:none, nothing, false) && return nothing
-
-    # treat :native ticks as :auto
-    ticks = ticks == :native ? :auto : ticks
-
-    dvals = axis[:discrete_values]
-    cv, dv = if typeof(ticks) <: Symbol
-        if !isempty(dvals)
-            # discrete ticks...
-            n = length(dvals)
-            rng = if ticks == :auto
-                Int[round(Int,i) for i in range(1, stop=n, length=min(n,15))]
-            else # if ticks == :all
-                1:n
-            end
-            axis[:continuous_values][rng], dvals[rng]
-        elseif ispolar(axis.sps[1]) && axis[:letter] == :x
-            #force theta axis to be full circle
-            (collect(0:pi/4:7pi/4), string.(0:45:315))
+function get_ticks(sp::Subplot, axis::Axis; update = true)
+    if update || !haskey(axis.plotattributes, :optimized_ticks)
+        dvals = axis[:discrete_values]
+        ticks = _transform_ticks(axis[:ticks])
+        axis.plotattributes[:optimized_ticks] = if ticks isa Symbol && ticks !== :none &&
+            ispolar(sp) && axis[:letter] === :x && !isempty(dvals)
+            collect(0:pi/4:7pi/4), string.(0:45:315)
         else
-            # compute optimal ticks and labels
-            optimal_ticks_and_labels(sp, axis)
+            cvals = axis[:continuous_values]
+            alims = axis_limits(sp, axis[:letter])
+            scale = axis[:scale]
+            formatter = axis[:formatter]
+            get_ticks(ticks, cvals, dvals, alims, scale, formatter)
         end
-    elseif typeof(ticks) <: Union{AVec, Int}
-        if !isempty(dvals) && typeof(ticks) <: Int
-            rng = Int[round(Int,i) for i in range(1, stop=length(dvals), length=ticks)]
-            axis[:continuous_values][rng], dvals[rng]
-        else
-            # override ticks, but get the labels
-            optimal_ticks_and_labels(sp, axis, ticks)
-        end
-    elseif typeof(ticks) <: NTuple{2, Any}
-        # assuming we're passed (ticks, labels)
-        ticks
-    else
-        error("Unknown ticks type in get_ticks: $(typeof(ticks))")
     end
-    # @show ticks dvals cv dv
-
-    return cv, dv
+    return axis.plotattributes[:optimized_ticks]
 end
 
+# Ticks getter functions
+for l in (:x, :y, :z)
+    axis = string(l, "-axis")  # "x-axis"
+    ticks = string(l, "ticks") # "xticks"
+    f = Symbol(ticks)          # :xticks
+    @eval begin
+        """
+            $($f)(p::Plot)
+
+        returns a vector of the $($axis) ticks of the subplots of `p`.
+
+        Example use:
+
+        ```jldoctest
+        julia> p = plot(1:5, $($ticks)=[1,2])
+
+        julia> $($f)(p)
+        1-element Vector{Tuple{Vector{Float64}, Vector{String}}}:
+         ([1.0, 2.0], ["1", "2"])
+        ```
+
+        If `p` consists of a single subplot, you might want to grab
+        only the first element, via
+
+        ```jldoctest
+        julia> $($f)(p)[1]
+        ([1.0, 2.0], ["1", "2"])
+        ```
+
+        or you can call $($f) on the first (only) subplot of `p` via
+
+        ```jldoctest
+        julia> $($f)(p[1])
+        ([1.0, 2.0], ["1", "2"])
+        ```
+        """
+        $f(p::Plot) = get_ticks(p, $(Meta.quot(l)))
+        """
+            $($f)(sp::Subplot)
+
+        returns the $($axis) ticks of the subplot `sp`.
+
+        Note that the ticks are returned as tuples of values and labels:
+
+        ```jldoctest
+        julia> sp = plot(1:5, $($ticks)=[1,2]).subplots[1]
+        Subplot{1}
+
+        julia> $($f)(sp)
+        ([1.0, 2.0], ["1", "2"])
+        ```
+        """
+        $f(sp::Subplot) = get_ticks(sp, $(Meta.quot(l)))
+        export $f
+    end
+end
+# get_ticks from axis symbol :x, :y, or :z
+get_ticks(sp::Subplot, s::Symbol) = get_ticks(sp, sp[Symbol(s, :axis)])
+get_ticks(p::Plot, s::Symbol) = [get_ticks(sp, s) for sp in p.subplots]
+
+function get_ticks(ticks::Symbol, cvals::T, dvals, args...) where T
+    if ticks === :none
+        return T[], String[]
+    elseif !isempty(dvals)
+        n = length(dvals)
+        if ticks === :all || n < 16
+            return cvals, string.(dvals)
+        else
+            Δ = ceil(Int, n / 10)
+            rng = Δ:Δ:n
+            return cvals[rng], string.(dvals[rng])
+        end
+    else
+        return optimal_ticks_and_labels(nothing, args...)
+    end
+end
+get_ticks(ticks::AVec, cvals, dvals, args...) = optimal_ticks_and_labels(ticks, args...)
+function get_ticks(ticks::Int, dvals, cvals, args...)
+    if !isempty(dvals)
+        rng = round.(Int, range(1, stop=length(dvals), length=ticks))
+        cvals[rng], string.(dvals[rng])
+    else
+        optimal_ticks_and_labels(ticks, args...)
+    end
+end
+get_ticks(ticks::NTuple{2, Any}, args...) = ticks
+get_ticks(::Nothing, cvals::T, args...) where T = T[], String[]
+get_ticks(ticks::Bool, args...) =
+    ticks ? get_ticks(:auto, args...) : get_ticks(nothing, args...)
+get_ticks(::T, args...) where T = error("Unknown ticks type in get_ticks: $T")
+
 _transform_ticks(ticks) = ticks
 _transform_ticks(ticks::AbstractArray{T}) where T <: Dates.TimeType = Dates.value.(ticks)
 _transform_ticks(ticks::NTuple{2, Any}) = (_transform_ticks(ticks[1]), ticks[2])
@@ -295,7 +339,7 @@ function get_minor_ticks(sp, axis, ticks)
     #Add one phantom tick either side of the ticks to ensure minor ticks extend to the axis limits
     if length(ticks) > 2
         ratio = (ticks[3] - ticks[2])/(ticks[2] - ticks[1])
-    elseif axis[:scale] == :none
+    elseif axis[:scale] in (:none, :identity)
         ratio = 1
     else
         return nothing
@@ -309,7 +353,9 @@ function get_minor_ticks(sp, axis, ticks)
     minorticks = typeof(ticks[1])[]
     for (i,hi) in enumerate(ticks[2:end])
         lo = ticks[i]
-        append!(minorticks,collect(lo + (hi-lo)/n :(hi-lo)/n: hi - (hi-lo)/2n))
+        if isfinite(lo) && isfinite(hi) && hi > lo
+            append!(minorticks,collect(lo + (hi-lo)/n :(hi-lo)/n: hi - (hi-lo)/2n))
+        end
     end
     minorticks[amin .<= minorticks .<= amax]
 end
@@ -357,7 +403,7 @@ function expand_extrema!(axis::Axis, v::AVec{N}) where N<:Number
 end
 
 
-function expand_extrema!(sp::Subplot, plotattributes::KW)
+function expand_extrema!(sp::Subplot, plotattributes::AKW)
     vert = isvertical(plotattributes)
 
     # first expand for the data
@@ -382,7 +428,7 @@ function expand_extrema!(sp::Subplot, plotattributes::KW)
                 data = plotattributes[letter] = Surface(Matrix{Float64}(data.surf))
             end
             expand_extrema!(axis, data)
-        elseif data != nothing
+        elseif data !== nothing
             # TODO: need more here... gotta track the discrete reference value
             #       as well as any coord offset (think of boxplot shape coords... they all
             #       correspond to the same x-value)
@@ -399,10 +445,10 @@ function expand_extrema!(sp::Subplot, plotattributes::KW)
 
     # expand for fillrange
     fr = plotattributes[:fillrange]
-    if fr == nothing && plotattributes[:seriestype] == :bar
+    if fr === nothing && plotattributes[:seriestype] == :bar
         fr = 0.0
     end
-    if fr != nothing && !all3D(plotattributes)
+    if fr !== nothing && !RecipesPipeline.is3d(plotattributes)
         axis = sp.attr[vert ? :yaxis : :xaxis]
         if typeof(fr) <: Tuple
             for fri in fr
@@ -419,7 +465,7 @@ function expand_extrema!(sp::Subplot, plotattributes::KW)
         data = plotattributes[dsym]
 
         bw = plotattributes[:bar_width]
-        if bw == nothing
+        if bw === nothing
             bw = plotattributes[:bar_width] = _bar_width * ignorenan_minimum(filter(x->x>0,diff(sort(data))))
         end
         axis = sp.attr[Symbol(dsym, :axis)]
@@ -447,7 +493,7 @@ end
 
 # push the limits out slightly
 function widen(lmin, lmax, scale = :identity)
-    f, invf = scalefunc(scale), invscalefunc(scale)
+    f, invf = RecipesPipeline.scale_func(scale), RecipesPipeline.inverse_scale_func(scale)
     span = f(lmax) - f(lmin)
     # eps = NaNMath.max(1e-16, min(1e-2span, 1e-10))
     eps = NaNMath.max(1e-16, 0.03span)
@@ -455,7 +501,7 @@ function widen(lmin, lmax, scale = :identity)
 end
 
 # figure out if widening is a good idea.
-const _widen_seriestypes = (:line, :path, :steppre, :steppost, :sticks, :scatter, :barbins, :barhist, :histogram, :scatterbins, :scatterhist, :stepbins, :stephist, :bins2d, :histogram2d, :bar, :shape, :path3d, :scatter3d)
+const _widen_seriestypes = (:line, :path, :steppre, :stepmid, :steppost, :sticks, :scatter, :barbins, :barhist, :histogram, :scatterbins, :scatterhist, :stepbins, :stephist, :bins2d, :histogram2d, :bar, :shape, :path3d, :scatter3d)
 
 function default_should_widen(axis::Axis)
     should_widen = false
@@ -486,13 +532,21 @@ function axis_limits(sp, letter, should_widen = default_should_widen(sp[Symbol(l
     lims = axis[:lims]
     has_user_lims = (isa(lims, Tuple) || isa(lims, AVec)) && length(lims) == 2
     if has_user_lims
-        if isfinite(lims[1])
-            amin = lims[1]
+        lmin, lmax = lims
+        if lmin == :auto
+        elseif isfinite(lmin)
+            amin = lmin
         end
-        if isfinite(lims[2])
-            amax = lims[2]
+        if lmax == :auto
+        elseif isfinite(lmax)
+            amax = lmax
         end
     end
+    if lims == :symmetric
+        aval = max(abs(amin), abs(amax))
+        amin = -aval
+        amax = aval
+    end
     if amax <= amin && isfinite(amin)
         amax = amin + 1.0
     end
@@ -516,7 +570,7 @@ function axis_limits(sp, letter, should_widen = default_should_widen(sp[Symbol(l
         amin, amax
     end
 
-    if !has_user_lims && consider_aspect && letter in (:x, :y) && !(sp[:aspect_ratio] in (:none, :auto) || is3d(:sp))
+    if !has_user_lims && consider_aspect && letter in (:x, :y) && !(sp[:aspect_ratio] in (:none, :auto) || RecipesPipeline.is3d(:sp))
         aspect_ratio = isa(sp[:aspect_ratio], Number) ? sp[:aspect_ratio] : 1
         plot_ratio = height(plotarea(sp)) / width(plotarea(sp))
         dist = amax - amin
@@ -573,10 +627,10 @@ end
 
 # add the discrete value for each item.  return the continuous values and the indices
 function discrete_value!(axis::Axis, v::AVec)
-    n = length(v)
-    cvec = zeros(n)
-    discrete_indices = zeros(Int, n)
-    for i=1:n
+    n = eachindex(v)
+    cvec = zeros(axes(v))
+    discrete_indices = similar(Array{Int}, axes(v))
+    for i in n
         cvec[i], discrete_indices[i] = discrete_value!(axis, v[i])
     end
     cvec, discrete_indices
@@ -584,10 +638,10 @@ end
 
 # add the discrete value for each item.  return the continuous values and the indices
 function discrete_value!(axis::Axis, v::AMat)
-    n,m = size(v)
-    cmat = zeros(n,m)
-    discrete_indices = zeros(Int, n, m)
-    for i=1:n, j=1:m
+    n,m = axes(v)
+    cmat = zeros(axes(v))
+    discrete_indices = similar(Array{Int}, axes(v))
+    for i in n, j in m
         cmat[i,j], discrete_indices[i,j] = discrete_value!(axis, v[i,j])
     end
     cmat, discrete_indices
@@ -599,160 +653,274 @@ end
 
 # -------------------------------------------------------------------------
 
-function pie_labels(sp::Subplot, series::Series)
-    plotattributes = series.plotattributes
-    if haskey(plotattributes,:x_discrete_indices)
-        dvals = sp.attr[:xaxis].plotattributes[:discrete_values]
-        [dvals[idx] for idx in plotattributes[:x_discrete_indices]]
-    else
-        plotattributes[:x]
-    end
-end
-
-# -------------------------------------------------------------------------
-
 # compute the line segments which should be drawn for this axis
-function axis_drawing_info(sp::Subplot)
-    xaxis, yaxis = sp[:xaxis], sp[:yaxis]
-    xmin, xmax = axis_limits(sp, :x)
-    ymin, ymax = axis_limits(sp, :y)
-    xticks = get_ticks(sp, xaxis)
-    yticks = get_ticks(sp, yaxis)
-    xminorticks = get_minor_ticks(sp, xaxis, xticks)
-    yminorticks = get_minor_ticks(sp, yaxis, yticks)
-    xaxis_segs = Segments(2)
-    yaxis_segs = Segments(2)
-    xtick_segs = Segments(2)
-    ytick_segs = Segments(2)
-    xgrid_segs = Segments(2)
-    ygrid_segs = Segments(2)
-    xminorgrid_segs = Segments(2)
-    yminorgrid_segs = Segments(2)
-    xborder_segs = Segments(2)
-    yborder_segs = Segments(2)
+function axis_drawing_info(sp, letter)
+    # find out which axis we are dealing with
+    asym = Symbol(letter, :axis)
+    isy = letter === :y
+    oletter = isy ? :x : :y
+    oasym = Symbol(oletter, :axis)
+
+    # get axis objects, ticks and minor ticks
+    ax, oax = sp[asym], sp[oasym]
+    amin, amax = axis_limits(sp, letter)
+    oamin, oamax = axis_limits(sp, oletter)
+    ticks = get_ticks(sp, ax, update = false)
+    minor_ticks = get_minor_ticks(sp, ax, ticks)
+
+    # initialize the segments
+    segments = Segments(2)
+    tick_segments = Segments(2)
+    grid_segments = Segments(2)
+    minorgrid_segments = Segments(2)
+    border_segments = Segments(2)
 
     if sp[:framestyle] != :none
-        # xaxis
-        if xaxis[:showaxis]
+        oa1, oa2 = if sp[:framestyle] in (:origin, :zerolines)
+            0.0, 0.0
+        else
+            xor(ax[:mirror], oax[:flip]) ? (oamax, oamin) : (oamin, oamax)
+        end
+        if ax[:showaxis]
             if sp[:framestyle] != :grid
-                y1, y2 = if sp[:framestyle] in (:origin, :zerolines)
-                    0.0, 0.0
-                else
-                    xor(xaxis[:mirror], yaxis[:flip]) ? (ymax, ymin) : (ymin, ymax)
-                end
-                push!(xaxis_segs, (xmin, y1), (xmax, y1))
+                push!(segments, reverse_if((amin, oa1), isy), reverse_if((amax, oa1), isy))
                 # don't show the 0 tick label for the origin framestyle
-                if sp[:framestyle] == :origin && !(xticks in (:none, nothing, false)) && length(xticks) > 1
-                    showticks = xticks[1] .!= 0
-                    xticks = (xticks[1][showticks], xticks[2][showticks])
-                end
-            end
-            sp[:framestyle] in (:semi, :box) && push!(xborder_segs, (xmin, y2), (xmax, y2)) # top spine
-        end
-        if !(xaxis[:ticks] in (:none, nothing, false))
-            f = scalefunc(yaxis[:scale])
-            invf = invscalefunc(yaxis[:scale])
-            ticks_in = xaxis[:tick_direction] == :out ? -1 : 1
-            t1 = invf(f(ymin) + 0.015 * (f(ymax) - f(ymin)) * ticks_in)
-            t2 = invf(f(ymax) - 0.015 * (f(ymax) - f(ymin)) * ticks_in)
-            t3 = invf(f(0) + 0.015 * (f(ymax) - f(ymin)) * ticks_in)
-
-            for xtick in xticks[1]
-                if xaxis[:showaxis]
-                    tick_start, tick_stop = if sp[:framestyle] == :origin
-                        (0, t3)
-                    else
-                        xor(xaxis[:mirror], yaxis[:flip]) ? (ymax, t2) : (ymin, t1)
+                if sp[:framestyle] == :origin && !(ticks in (:none, nothing, false)) && length(ticks) > 1
+                    i = findfirst(==(0), ticks[1])
+                    if i !== nothing
+                        deleteat!(ticks[1], i)
+                        deleteat!(ticks[2], i)
                     end
-                    push!(xtick_segs, (xtick, tick_start), (xtick, tick_stop)) # bottom tick
                 end
-                # sp[:draw_axes_border] && push!(xaxis_segs, (xtick, ymax), (xtick, t2)) # top tick
-                xaxis[:grid] && push!(xgrid_segs, (xtick, ymin), (xtick, ymax)) # vertical grid
+            end
+            if sp[:framestyle] in (:semi, :box) # top spine
+                push!(
+                    border_segments,
+                    reverse_if((amin, oa2), isy),
+                    reverse_if((amax, oa2), isy),
+                )
             end
         end
-        if !(xaxis[:minorticks] in (:none, nothing, false)) || xaxis[:minorgrid]
-            f = scalefunc(yaxis[:scale])
-            invf = invscalefunc(yaxis[:scale])
-            ticks_in = xaxis[:tick_direction] == :out ? -1 : 1
-            t1 = invf(f(ymin) + 0.01 * (f(ymax) - f(ymin)) * ticks_in)
-            t2 = invf(f(ymax) - 0.01 * (f(ymax) - f(ymin)) * ticks_in)
-            t3 = invf(f(0) + 0.01 * (f(ymax) - f(ymin)) * ticks_in)
-
-            for xminortick in xminorticks
-                if xaxis[:showaxis]
-                    tick_start, tick_stop = if sp[:framestyle] == :origin
-                        (0, t3)
-                    else
-                        xor(xaxis[:mirror], yaxis[:flip]) ? (ymax, t2) : (ymin, t1)
-                    end
-                    push!(xtick_segs, (xminortick, tick_start), (xminortick, tick_stop)) # bottom tick
-                end
-                # sp[:draw_axes_border] && push!(xaxis_segs, (xtick, ymax), (xtick, t2)) # top tick
-                xaxis[:minorgrid] && push!(xminorgrid_segs, (xminortick, ymin), (xminortick, ymax)) # vertical grid
-            end
-        end
-
-
-        # yaxis
-        if yaxis[:showaxis]
-            if sp[:framestyle] != :grid
-                x1, x2 = if sp[:framestyle] in (:origin, :zerolines)
-                    0.0, 0.0
+        if !(ax[:ticks] in (:none, nothing, false))
+            f = RecipesPipeline.scale_func(oax[:scale])
+            invf = RecipesPipeline.inverse_scale_func(oax[:scale])
+            if ax[:tick_direction] !== :none
+                tick_start, tick_stop = if sp[:framestyle] == :origin
+                    t = invf(f(0) + 0.012 * (f(oamax) - f(oamin)))
+                    (-t, t)
                 else
-                    xor(yaxis[:mirror], xaxis[:flip]) ? (xmax, xmin) : (xmin, xmax)
-                end
-                push!(yaxis_segs, (x1, ymin), (x1, ymax))
-                # don't show the 0 tick label for the origin framestyle
-                if sp[:framestyle] == :origin && !(yticks in (:none, nothing,false)) && length(yticks) > 1
-                    showticks = yticks[1] .!= 0
-                    yticks = (yticks[1][showticks], yticks[2][showticks])
+                    ticks_in = ax[:tick_direction] == :out ? -1 : 1
+                    t = invf(f(oa1) + 0.012 * (f(oa2) - f(oa1)) * ticks_in)
+                    (oa1, t)
                 end
             end
-            sp[:framestyle] in (:semi, :box) && push!(yborder_segs, (x2, ymin), (x2, ymax)) # right spine
-        end
-        if !(yaxis[:ticks] in (:none, nothing, false))
-            f = scalefunc(xaxis[:scale])
-            invf = invscalefunc(xaxis[:scale])
-            ticks_in = yaxis[:tick_direction] == :out ? -1 : 1
-            t1 = invf(f(xmin) + 0.015 * (f(xmax) - f(xmin)) * ticks_in)
-            t2 = invf(f(xmax) - 0.015 * (f(xmax) - f(xmin)) * ticks_in)
-            t3 = invf(f(0) + 0.015 * (f(xmax) - f(xmin)) * ticks_in)
 
-            for ytick in yticks[1]
-                if yaxis[:showaxis]
-                    tick_start, tick_stop = if sp[:framestyle] == :origin
-                        (0, t3)
-                    else
-                        xor(yaxis[:mirror], xaxis[:flip]) ? (xmax, t2) : (xmin, t1)
-                    end
-                    push!(ytick_segs, (tick_start, ytick), (tick_stop, ytick)) # left tick
+            for tick in ticks[1]
+                if ax[:showaxis] && ax[:tick_direction] !== :none
+                    push!(
+                        tick_segments,
+                        reverse_if((tick, tick_start), isy),
+                        reverse_if((tick, tick_stop), isy),
+                    )
+                end
+                if ax[:grid]
+                    push!(
+                        grid_segments,
+                        reverse_if((tick, oamin), isy),
+                        reverse_if((tick, oamax), isy),
+                    )
                 end
-                # sp[:draw_axes_border] && push!(yaxis_segs, (xmax, ytick), (t2, ytick)) # right tick
-                yaxis[:grid] && push!(ygrid_segs, (xmin, ytick), (xmax, ytick)) # horizontal grid
             end
-        end
-        if !(yaxis[:minorticks] in (:none, nothing, false)) || yaxis[:minorgrid]
-            f = scalefunc(xaxis[:scale])
-            invf = invscalefunc(xaxis[:scale])
-            ticks_in = yaxis[:tick_direction] == :out ? -1 : 1
-            t1 = invf(f(xmin) + 0.01 * (f(xmax) - f(xmin)) * ticks_in)
-            t2 = invf(f(xmax) - 0.01 * (f(xmax) - f(xmin)) * ticks_in)
-            t3 = invf(f(0) + 0.01 * (f(xmax) - f(xmin)) * ticks_in)
 
-            for ytick in yminorticks
-                if yaxis[:showaxis]
-                    tick_start, tick_stop = if sp[:framestyle] == :origin
-                        (0, t3)
-                    else
-                        xor(yaxis[:mirror], xaxis[:flip]) ? (xmax, t2) : (xmin, t1)
-                    end
-                    push!(ytick_segs, (tick_start, ytick), (tick_stop, ytick)) # left tick
+            if !(ax[:minorticks] in (:none, nothing, false)) || ax[:minorgrid]
+                tick_start, tick_stop = if sp[:framestyle] == :origin
+                    t = invf(f(0) + 0.006 * (f(oamax) - f(oamin)))
+                    (-t, t)
+                else
+                    t = invf(f(oa1) + 0.006 * (f(oa2) - f(oa1)) * ticks_in)
+                    (oa1, t)
+                end
+                for tick in minor_ticks
+                    if ax[:showaxis]
+                        push!(
+                            tick_segments,
+                            reverse_if((tick, tick_start), isy),
+                            reverse_if((tick, tick_stop), isy),
+                        )
+                    end
+                    if ax[:minorgrid] 
+                        push!(
+                            minorgrid_segments,
+                            reverse_if((tick, oamin), isy),
+                            reverse_if((tick, oamax), isy),
+                        )
+                    end
                 end
-                # sp[:draw_axes_border] && push!(yaxis_segs, (xmax, ytick), (t2, ytick)) # right tick
-                yaxis[:minorgrid] && push!(yminorgrid_segs, (xmin, ytick), (xmax, ytick)) # horizontal grid
             end
         end
     end
 
-    xticks, yticks, xaxis_segs, yaxis_segs, xtick_segs, ytick_segs, xgrid_segs, ygrid_segs, xminorgrid_segs, yminorgrid_segs, xborder_segs, yborder_segs
+    return (
+        ticks = ticks,
+        segments = segments,
+        tick_segments = tick_segments,
+        grid_segments = grid_segments,
+        minorgrid_segments = minorgrid_segments,
+        border_segments = border_segments
+    )
 end
+
+function sort_3d_axes(a, b, c, letter)
+    if letter === :x
+        a, b, c
+    elseif letter === :y
+        b, a, c
+    else
+        c, b, a
+    end
+end
+
+function axis_drawing_info_3d(sp, letter)
+    near_letter = letter in (:x, :z) ? :y : :x
+    far_letter = letter in (:x, :y) ? :z : :x
+
+    ax = sp[Symbol(letter, :axis)]
+    nax = sp[Symbol(near_letter, :axis)]
+    fax = sp[Symbol(far_letter, :axis)]
+
+    amin, amax = axis_limits(sp, letter)
+    namin, namax = axis_limits(sp, near_letter)
+    famin, famax = axis_limits(sp, far_letter)
+
+    ticks = get_ticks(sp, ax, update = false)
+    minor_ticks = get_minor_ticks(sp, ax, ticks)
+
+    # initialize the segments
+    segments = Segments(3)
+    tick_segments = Segments(3)
+    grid_segments = Segments(3)
+    minorgrid_segments = Segments(3)
+    border_segments = Segments(3)
+
+    
+    if sp[:framestyle] != :none# && letter === :x
+        na0, na1 = if sp[:framestyle] in (:origin, :zerolines)
+            0, 0
+        else
+            # reverse_if((namin, namax), xor(ax[:mirror], nax[:flip]))
+            reverse_if(reverse_if((namin, namax), letter === :y), xor(ax[:mirror], nax[:flip]))
+        end
+        fa0, fa1 = if sp[:framestyle] in (:origin, :zerolines)
+            0, 0
+        else
+            reverse_if((famin, famax), xor(ax[:mirror], fax[:flip]))
+        end
+        if ax[:showaxis]
+            if sp[:framestyle] != :grid
+                push!(
+                    segments,
+                    sort_3d_axes(amin, na0, fa0, letter),
+                    sort_3d_axes(amax, na0, fa0, letter),
+                )
+                # don't show the 0 tick label for the origin framestyle
+                if sp[:framestyle] == :origin && !(ticks in (:none, nothing, false)) && length(ticks) > 1
+                    i0 = findfirst(==(0), ticks[1])
+                    if i0 !== nothing
+                        deleteat!(ticks[1], i0)
+                        deleteat!(ticks[2], i0)
+                    end
+                end
+            end
+            if sp[:framestyle] in (:semi, :box)
+                push!(
+                    border_segments,
+                    sort_3d_axes(amin, na1, fa1, letter),
+                    sort_3d_axes(amax, na1, fa1, letter),
+                )
+            end
+        end
+        # TODO this can be simplified, we do almost the same thing twice for grid and minorgrid
+        if !(ax[:ticks] in (:none, nothing, false))
+            f = RecipesPipeline.scale_func(nax[:scale])
+            invf = RecipesPipeline.inverse_scale_func(nax[:scale])
+            if ax[:tick_direction] !== :none
+                tick_start, tick_stop = if sp[:framestyle] == :origin
+                    t = invf(f(0) + 0.012 * (f(namax) - f(namin)))
+                    (-t, t)
+                else
+                    ticks_in = ax[:tick_direction] == :out ? -1 : 1
+                    t = invf(f(na0) + 0.012 * (f(na1) - f(na0)) * ticks_in)
+                    (na0, t)
+                end
+            end
+
+            ga0, ga1 = sp[:framestyle] in (:origin, :zerolines) ? (namin, namax) : (na0, na1)
+            for tick in ticks[1]
+                if ax[:showaxis] && ax[:tick_direction] !== :none
+                    push!(
+                        tick_segments,
+                        sort_3d_axes(tick, tick_start, fa0, letter),
+                        sort_3d_axes(tick, tick_stop, fa0, letter),
+                    )
+                end
+                if ax[:grid]
+                    push!(
+                        grid_segments,
+                        sort_3d_axes(tick, ga0, fa0, letter),
+                        sort_3d_axes(tick, ga1, fa0, letter),
+                    )
+                    push!(
+                        grid_segments,
+                        sort_3d_axes(tick, ga1, fa0, letter),
+                        sort_3d_axes(tick, ga1, fa1, letter),
+                    )
+                end
+            end
+
+            if !(ax[:minorticks] in (:none, nothing, false)) || ax[:minorgrid]
+                tick_start, tick_stop = if sp[:framestyle] == :origin
+                    t = invf(f(0) + 0.006 * (f(namax) - f(namin)))
+                    (-t, t)
+                else
+                    t = invf(f(na0) + 0.006 * (f(na1) - f(na0)) * ticks_in)
+                    (na0, t)
+                end
+                for tick in minor_ticks
+                    if ax[:showaxis] && ax[:tick_direction] !== :none
+                        push!(
+                            tick_segments,
+                            sort_3d_axes(tick, tick_start, fa0, letter),
+                            sort_3d_axes(tick, tick_stop, fa0, letter),
+                        )
+                    end
+                    if ax[:minorgrid]
+                        push!(
+                            minorgrid_segments,
+                            sort_3d_axes(tick, ga0, fa0, letter),
+                            sort_3d_axes(tick, ga1, fa0, letter),
+                        )
+                        push!(
+                            minorgrid_segments,
+                            sort_3d_axes(tick, ga1, fa0, letter),
+                            sort_3d_axes(tick, ga1, fa1, letter),
+                        )
+                    end
+                end
+            end
+        end
+    end
+
+    return (
+        ticks = ticks,
+        segments = segments,
+        tick_segments = tick_segments,
+        grid_segments = grid_segments,
+        minorgrid_segments = minorgrid_segments,
+        border_segments = border_segments
+    )
+end
+
+reverse_if(x, cond) = cond ? reverse(x) : x
+axis_tuple(x, y, letter) = reverse_if((x, y), letter === :y)
+
+axes_shift(t, i) = i % 3 == 0 ? t : i % 3 == 1 ? (t[3], t[1], t[2]) : (t[2], t[3], t[1])

src/backends.jl

@@ -1,5 +1,3 @@
-using Pkg
-
 struct NoBackend <: AbstractBackend end
 
 const _backendType = Dict{Symbol, DataType}(:none => NoBackend)
@@ -30,14 +28,13 @@ macro init_backend(s)
     esc(quote
         struct $T <: AbstractBackend end
         export $sym
-        $sym(; kw...) = (default(; kw...); backend($T()))
+        $sym(; kw...) = (default(; reset = false, kw...); backend($T()))
         backend_name(::$T) = Symbol($str)
         backend_package_name(pkg::$T) = backend_package_name(Symbol($str))
         push!(_backends, Symbol($str))
         _backendType[Symbol($str)] = $T
         _backendSymbol[$T] = Symbol($str)
         _backend_packages[Symbol($str)] = Symbol($package_str)
-        # include("backends/" * $str * ".jl")
     end)
 end
 
@@ -77,7 +74,7 @@ text_size(lab::AbstractString, sz::Number, rot::Number = 0) = text_size(length(l
 # account for the size/length/rotation of tick labels
 function tick_padding(sp::Subplot, axis::Axis)
     ticks = get_ticks(sp, axis)
-    if ticks == nothing
+    if ticks === nothing
         0mm
     else
         vals, labs = ticks
@@ -105,7 +102,7 @@ end
 # Set the (left, top, right, bottom) minimum padding around the plot area
 # to fit ticks, tick labels, guides, colorbars, etc.
 function _update_min_padding!(sp::Subplot)
-    # TODO: something different when `is3d(sp) == true`
+    # TODO: something different when `RecipesPipeline.is3d(sp) == true`
     leftpad   = tick_padding(sp, sp[:yaxis]) + sp[:left_margin]   + guide_padding(sp[:yaxis])
     toppad    = sp[:top_margin]    + title_padding(sp)
     rightpad  = sp[:right_margin]
@@ -191,11 +188,15 @@ function backend(sym::Symbol)
     end
 end
 
-const _deprecated_backends = [:qwt, :winston, :bokeh, :gadfly, :immerse, :glvisualize]
+const _deprecated_backends = [:qwt, :winston, :bokeh, :gadfly, :immerse, :glvisualize, :pgfplots]
 
 function warn_on_deprecated_backend(bsym::Symbol)
     if bsym in _deprecated_backends
-        @warn("Backend $bsym has been deprecated.")
+        if bsym == :pgfplots
+            @warn("Backend $bsym has been deprecated. Use pgfplotsx instead.")
+        else
+            @warn("Backend $bsym has been deprecated.")
+        end
     end
 end
 
@@ -212,7 +213,7 @@ const _base_supported_args = [
     :seriestype,
     :seriescolor, :seriesalpha,
     :smooth,
-    :xerror, :yerror,
+    :xerror, :yerror, :zerror,
     :subplot,
     :x, :y, :z,
     :show, :size,
@@ -229,7 +230,7 @@ const _base_supported_args = [
     :subplot_index,
     :discrete_values,
     :projection,
-
+    :show_empty_bins
 ]
 
 function merge_with_base_supported(v::AVec)
@@ -252,6 +253,7 @@ end
 @init_backend PlotlyJS
 @init_backend GR
 @init_backend PGFPlots
+@init_backend PGFPlotsX
 @init_backend InspectDR
 @init_backend HDF5
 
@@ -296,9 +298,6 @@ end
 
 _initialize_backend(pkg::GRBackend) = nothing
 
-_initialize_backend(pkg::PlotlyBackend) = nothing
-
-
 # ------------------------------------------------------------------------------
 # gr
 
@@ -317,7 +316,6 @@ const _gr_attr = merge_with_base_supported([
     :layout,
     :title, :window_title,
     :guide, :lims, :ticks, :scale, :flip,
-    :match_dimensions,
     :titlefontfamily, :titlefontsize, :titlefonthalign, :titlefontvalign,
     :titlefontrotation, :titlefontcolor,
     :legendfontfamily, :legendfontsize, :legendfonthalign, :legendfontvalign,
@@ -344,10 +342,18 @@ const _gr_attr = merge_with_base_supported([
     :contour_labels,
 ])
 const _gr_seriestype = [
-    :path, :scatter, :straightline,
-    :heatmap, :pie, :image,
-    :contour, :path3d, :scatter3d, :surface, :wireframe, :volume,
-    :shape
+    :path,
+    :scatter,
+    :straightline,
+    :heatmap,
+    :image,
+    :contour,
+    :path3d,
+    :scatter3d,
+    :surface,
+    :wireframe,
+    :volume,
+    :shape,
 ]
 const _gr_style = [:auto, :solid, :dash, :dot, :dashdot, :dashdotdot]
 const _gr_marker = _allMarkers
@@ -357,6 +363,16 @@ is_marker_supported(::GRBackend, shape::Shape) = true
 # ------------------------------------------------------------------------------
 # plotly
 
+function _initialize_backend(pkg::PlotlyBackend)
+    try
+        @eval Main begin
+            import PlotlyBase
+        end
+    catch
+        @info "For saving to png with the Plotly backend PlotlyBase has to be installed."
+    end
+end
+
 const _plotly_attr = merge_with_base_supported([
     :annotations,
     :background_color_legend, :background_color_inside, :background_color_outside,
@@ -371,7 +387,7 @@ const _plotly_attr = merge_with_base_supported([
     :markerstrokewidth, :markerstrokecolor, :markerstrokealpha, :markerstrokestyle,
     :fillrange, :fillcolor, :fillalpha,
     :bins,
-    :title, :title_location,
+    :title, :titlelocation,
     :titlefontfamily, :titlefontsize, :titlefonthalign, :titlefontvalign,
     :titlefontcolor,
     :legendfontfamily, :legendfontsize, :legendfontcolor,
@@ -401,9 +417,18 @@ const _plotly_attr = merge_with_base_supported([
   ])
 
 const _plotly_seriestype = [
-    :path, :scatter, :pie, :heatmap,
-    :contour, :surface, :wireframe, :path3d, :scatter3d, :shape, :scattergl,
-    :straightline
+    :path,
+    :scatter,
+    :heatmap,
+    :contour,
+    :surface,
+    :wireframe,
+    :path3d,
+    :scatter3d,
+    :shape,
+    :scattergl,
+    :straightline,
+    :mesh3d
 ]
 const _plotly_style = [:auto, :solid, :dash, :dot, :dashdot]
 const _plotly_marker = [
@@ -446,7 +471,6 @@ const _pgfplots_attr = merge_with_base_supported([
     :polar,
     # :normalize, :weights, :contours,
     :aspect_ratio,
-    # :match_dimensions,
     :tick_direction,
     :framestyle,
     :camera,
@@ -462,7 +486,7 @@ const _pgfplots_scale = [:identity, :ln, :log2, :log10]
 
 function _initialize_backend(pkg::PlotlyJSBackend)
     @eval Main begin
-        import PlotlyJS, ORCA
+        import PlotlyJS
         export PlotlyJS
     end
 end
@@ -498,7 +522,7 @@ const _pyplot_attr = merge_with_base_supported([
     :markerstrokewidth, :markerstrokecolor, :markerstrokealpha,
     :fillrange, :fillcolor, :fillalpha,
     :bins, :bar_width, :bar_edges, :bar_position,
-    :title, :title_location, :titlefont,
+    :title, :titlelocation, :titlefont,
     :window_title,
     :guide, :guide_position, :lims, :ticks, :scale, :flip, :rotation,
     :titlefontfamily, :titlefontsize, :titlefontcolor,
@@ -507,6 +531,10 @@ const _pyplot_attr = merge_with_base_supported([
     :guidefontfamily, :guidefontsize, :guidefontcolor,
     :grid, :gridalpha, :gridstyle, :gridlinewidth,
     :legend, :legendtitle, :colorbar, :colorbar_title, :colorbar_entry,
+    :colorbar_ticks, :colorbar_tickfontfamily, :colorbar_tickfontsize,
+    :colorbar_tickfonthalign, :colorbar_tickfontvalign,
+    :colorbar_tickfontrotation, :colorbar_tickfontcolor,
+    :colorbar_scale,
     :marker_z, :line_z, :fill_z,
     :levels,
     :ribbon, :quiver, :arrow,
@@ -515,7 +543,6 @@ const _pyplot_attr = merge_with_base_supported([
     :polar,
     :normalize, :weights,
     :contours, :aspect_ratio,
-    :match_dimensions,
     :clims,
     :inset_subplots,
     :dpi,
@@ -526,12 +553,23 @@ const _pyplot_attr = merge_with_base_supported([
     :contour_labels,
   ])
 const _pyplot_seriestype = [
-        :path, :steppre, :steppost, :shape, :straightline,
-        :scatter, :hexbin, #:histogram2d, :histogram,
-        # :bar,
-        :heatmap, :pie, :image,
-        :contour, :contour3d, :path3d, :scatter3d, :surface, :wireframe
-    ]
+    :path,
+    :steppre,
+    :stepmid,
+    :steppost,
+    :shape,
+    :straightline,
+    :scatter,
+    :hexbin,
+    :heatmap,
+    :image,
+    :contour,
+    :contour3d,
+    :path3d,
+    :scatter3d,
+    :surface,
+    :wireframe,
+]
 const _pyplot_style = [:auto, :solid, :dash, :dot, :dashdot]
 const _pyplot_marker = vcat(_allMarkers, :pixel)
 const _pyplot_scale = [:identity, :ln, :log2, :log10]
@@ -561,6 +599,9 @@ const _unicodeplots_style = [:auto, :solid]
 const _unicodeplots_marker = [:none, :auto, :circle]
 const _unicodeplots_scale = [:identity]
 
+# Additional constants
+const _canvas_type = Ref(:auto)
+
 # ------------------------------------------------------------------------------
 # hdf5
 
@@ -575,7 +616,7 @@ const _hdf5_attr = merge_with_base_supported([
     :markerstrokewidth, :markerstrokecolor, :markerstrokealpha,
     :fillrange, :fillcolor, :fillalpha,
     :bins, :bar_width, :bar_edges, :bar_position,
-    :title, :title_location, :titlefont,
+    :title, :titlelocation, :titlefont,
     :window_title,
     :guide, :lims, :ticks, :scale, :flip, :rotation,
     :tickfont, :guidefont, :legendfont,
@@ -588,23 +629,45 @@ const _hdf5_attr = merge_with_base_supported([
     :polar,
     :normalize, :weights,
     :contours, :aspect_ratio,
-    :match_dimensions,
     :clims,
     :inset_subplots,
     :dpi,
     :colorbar_title,
   ])
 const _hdf5_seriestype = [
-        :path, :steppre, :steppost, :shape, :straightline,
-        :scatter, :hexbin, #:histogram2d, :histogram,
-        # :bar,
-        :heatmap, :pie, :image,
-        :contour, :contour3d, :path3d, :scatter3d, :surface, :wireframe
-    ]
+    :path,
+    :steppre,
+    :stepmid,
+    :steppost,
+    :shape,
+    :straightline,
+    :scatter,
+    :hexbin,
+    :heatmap,
+    :image,
+    :contour,
+    :contour3d,
+    :path3d,
+    :scatter3d,
+    :surface,
+    :wireframe,
+]
 const _hdf5_style = [:auto, :solid, :dash, :dot, :dashdot]
 const _hdf5_marker = vcat(_allMarkers, :pixel)
 const _hdf5_scale = [:identity, :ln, :log2, :log10]
 
+# Additional constants
+#Dict has problems using "Types" as keys.  Initialize in "_initialize_backend":
+const HDF5PLOT_MAP_STR2TELEM = Dict{String, Type}()
+const HDF5PLOT_MAP_TELEM2STR = Dict{Type, String}()
+
+#Don't really like this global variable... Very hacky
+mutable struct HDF5Plot_PlotRef
+	ref::Union{Plot, Nothing}
+end
+const HDF5PLOT_PLOTREF = HDF5Plot_PlotRef(nothing)
+
+
 # ------------------------------------------------------------------------------
 # inspectdr
 
@@ -622,7 +685,7 @@ const _inspectdr_attr = merge_with_base_supported([
     :markerstrokestyle, #Causes warning not to have it... what is this?
     :fillcolor, :fillalpha, #:fillrange,
 #    :bins, :bar_width, :bar_edges, :bar_position,
-    :title, :title_location,
+    :title, :titlelocation,
     :window_title,
     :guide, :lims, :scale, #:ticks, :flip, :rotation,
     :titlefontfamily, :titlefontsize, :titlefontcolor,
@@ -639,7 +702,6 @@ const _inspectdr_attr = merge_with_base_supported([
     :polar,
 #    :normalize, :weights,
 #    :contours, :aspect_ratio,
-    :match_dimensions,
 #    :clims,
 #    :inset_subplots,
     :dpi,
@@ -647,7 +709,7 @@ const _inspectdr_attr = merge_with_base_supported([
   ])
 const _inspectdr_style = [:auto, :solid, :dash, :dot, :dashdot]
 const _inspectdr_seriestype = [
-        :path, :scatter, :shape, :straightline, #, :steppre, :steppost
+        :path, :scatter, :shape, :straightline, #, :steppre, :stepmid, :steppost
     ]
 #see: _allMarkers, _shape_keys
 const _inspectdr_marker = Symbol[
@@ -661,3 +723,140 @@ const _inspectdr_marker = Symbol[
 ]
 
 const _inspectdr_scale = [:identity, :ln, :log2, :log10]
+# ------------------------------------------------------------------------------
+# pgfplotsx
+
+const _pgfplotsx_attr = merge_with_base_supported([
+    :annotations,
+    :background_color_legend,
+    :background_color_inside,
+    :background_color_outside,
+    :foreground_color_legend,
+    :foreground_color_grid,
+    :foreground_color_axis,
+    :foreground_color_text,
+    :foreground_color_border,
+    :label,
+    :seriescolor,
+    :seriesalpha,
+    :linecolor,
+    :linestyle,
+    :linewidth,
+    :linealpha,
+    :markershape,
+    :markercolor,
+    :markersize,
+    :markeralpha,
+    :markerstrokewidth,
+    :markerstrokecolor,
+    :markerstrokealpha,
+    :fillrange,
+    :fillcolor,
+    :fillalpha,
+    :bins,
+    :layout,
+    :title,
+    :window_title,
+    :guide,
+    :lims,
+    :ticks,
+    :scale,
+    :flip,
+    :titlefontfamily,
+    :titlefontsize,
+    :titlefonthalign,
+    :titlefontvalign,
+    :titlefontrotation,
+    :titlefontcolor,
+    :legendfontfamily,
+    :legendfontsize,
+    :legendfonthalign,
+    :legendfontvalign,
+    :legendfontrotation,
+    :legendfontcolor,
+    :tickfontfamily,
+    :tickfontsize,
+    :tickfonthalign,
+    :tickfontvalign,
+    :tickfontrotation,
+    :tickfontcolor,
+    :guidefontfamily,
+    :guidefontsize,
+    :guidefonthalign,
+    :guidefontvalign,
+    :guidefontrotation,
+    :guidefontcolor,
+    :grid,
+    :gridalpha,
+    :gridstyle,
+    :gridlinewidth,
+    :legend,
+    :legendtitle,
+    :colorbar,
+    :colorbar_title,
+    :colorbar_entry,
+    :fill_z,
+    :line_z,
+    :marker_z,
+    :levels,
+    :ribbon,
+    :quiver,
+    :orientation,
+    :overwrite_figure,
+    :polar,
+    :aspect_ratio,
+    :normalize,
+    :weights,
+    :inset_subplots,
+    :bar_width,
+    :arrow,
+    :framestyle,
+    :tick_direction,
+    :camera,
+    :contour_labels,
+])
+const _pgfplotsx_seriestype = [
+    :path,
+    :scatter,
+    :straightline,
+    :path3d,
+    :scatter3d,
+    :surface,
+    :wireframe,
+    :heatmap,
+    :mesh3d,
+    :contour,
+    :contour3d,
+    :quiver,
+    :shape,
+    :steppre,
+    :stepmid,
+    :steppost,
+    :ysticks,
+    :xsticks,
+]
+const _pgfplotsx_style = [:auto, :solid, :dash, :dot, :dashdot, :dashdotdot]
+const _pgfplotsx_marker = [
+    :none,
+    :auto,
+    :circle,
+    :rect,
+    :diamond,
+    :utriangle,
+    :dtriangle,
+    :ltriangle,
+    :rtriangle,
+    :cross,
+    :xcross,
+    :x,
+    :star5,
+    :pentagon,
+    :hline,
+    :vline,
+    Shape,
+]
+const _pgfplotsx_scale = [:identity, :ln, :log2, :log10]
+is_marker_supported(::PGFPlotsXBackend, shape::Shape) = true
+
+# additional constants
+const _pgfplotsx_series_ids = KW()

src/backends/deprecated/pgfplots.jl

@@ -96,7 +96,7 @@ pgf_thickness_scaling(series) = pgf_thickness_scaling(series[:subplot])
 function pgf_fillstyle(plotattributes, i = 1)
     cstr,a = pgf_color(get_fillcolor(plotattributes, i))
     fa = get_fillalpha(plotattributes, i)
-    if fa != nothing
+    if fa !== nothing
         a = fa
     end
     "fill = $cstr, fill opacity=$a"
@@ -128,16 +128,18 @@ function pgf_marker(plotattributes, i = 1)
     shape = _cycle(plotattributes[:markershape], i)
     cstr, a = pgf_color(plot_color(get_markercolor(plotattributes, i), get_markeralpha(plotattributes, i)))
     cstr_stroke, a_stroke = pgf_color(plot_color(get_markerstrokecolor(plotattributes, i), get_markerstrokealpha(plotattributes, i)))
-    """
-    mark = $(get(_pgfplots_markers, shape, "*")),
-    mark size = $(pgf_thickness_scaling(plotattributes) * 0.5 * _cycle(plotattributes[:markersize], i)),
-    mark options = {
-        color = $cstr_stroke, draw opacity = $a_stroke,
-        fill = $cstr, fill opacity = $a,
-        line width = $(pgf_thickness_scaling(plotattributes) * _cycle(plotattributes[:markerstrokewidth], i)),
-        rotate = $(shape == :dtriangle ? 180 : 0),
-        $(get(_pgfplots_linestyles, _cycle(plotattributes[:markerstrokestyle], i), "solid"))
-    }"""
+    return string(
+        "mark = $(get(_pgfplots_markers, shape, "*")),\n",
+        "mark size = $(pgf_thickness_scaling(plotattributes) * 0.5 * _cycle(plotattributes[:markersize], i)),\n",
+        plotattributes[:seriestype] == :scatter ? "only marks,\n" : "",
+        "mark options = {
+            color = $cstr_stroke, draw opacity = $a_stroke,
+            fill = $cstr, fill opacity = $a,
+            line width = $(pgf_thickness_scaling(plotattributes) * _cycle(plotattributes[:markerstrokewidth], i)),
+            rotate = $(shape == :dtriangle ? 180 : 0),
+            $(get(_pgfplots_linestyles, _cycle(plotattributes[:markerstrokestyle], i), "solid"))
+        }"
+        )
 end
 
 function pgf_add_annotation!(o, x, y, val, thickness_scaling = 1)
@@ -164,7 +166,7 @@ function pgf_series(sp::Subplot, series::Series)
     # function args
     args = if st == :contour
         plotattributes[:z].surf, plotattributes[:x], plotattributes[:y]
-    elseif is3d(st)
+    elseif RecipesPipeline.is3d(st)
         plotattributes[:x], plotattributes[:y], plotattributes[:z]
     elseif st == :straightline
         straightline_data(series)
@@ -178,11 +180,11 @@ function pgf_series(sp::Subplot, series::Series)
     end
 
     # PGFPlots can't handle non-Vector?
-    args = map(a -> if typeof(a) <: AbstractVector && typeof(a) != Vector
-            collect(a)
-        else
-            a
-        end, args)
+    # args = map(a -> if typeof(a) <: AbstractVector && typeof(a) != Vector
+    #         collect(a)
+    #     else
+    #         a
+    #     end, args)
 
     if st in (:contour, :histogram2d)
         style = []
@@ -216,12 +218,12 @@ function pgf_series(sp::Subplot, series::Series)
 
             # add to legend?
             if i == 1 && sp[:legend] != :none && should_add_to_legend(series)
-                if plotattributes[:fillrange] != nothing
+                if plotattributes[:fillrange] !== nothing
                     push!(style, "forget plot")
                     push!(series_collection, pgf_fill_legend_hack(plotattributes, args))
                 else
                     kw[:legendentry] = plotattributes[:label]
-                    if st == :shape # || plotattributes[:fillrange] != nothing
+                    if st == :shape # || plotattributes[:fillrange] !== nothing
                         push!(style, "area legend")
                     end
                 end
@@ -238,7 +240,7 @@ function pgf_series(sp::Subplot, series::Series)
             kw[:style] = join(style, ',')
 
             # add fillrange
-            if series[:fillrange] != nothing && st != :shape
+            if series[:fillrange] !== nothing && st != :shape
                 push!(series_collection, pgf_fillrange_series(series, i, _cycle(series[:fillrange], rng), seg_args...))
             end
 
@@ -269,7 +271,7 @@ function pgf_fillrange_series(series, i, fillrange, args...)
         push!(style, _pgf_series_extrastyle[st])
     end
     kw[:style] = join(style, ',')
-    func = is3d(series) ? PGFPlots.Linear3 : PGFPlots.Linear
+    func = RecipesPipeline.is3d(series) ? PGFPlots.Linear3 : PGFPlots.Linear
     return func(pgf_fillrange_args(fillrange, args...)...; kw...)
 end
 
@@ -442,7 +444,7 @@ function _update_plot_object(plt::Plot{PGFPlotsBackend})
 
         # add to style/kw for each axis
         for letter in (:x, :y, :z)
-            if letter != :z || is3d(sp)
+            if letter != :z || RecipesPipeline.is3d(sp)
                 axisstyle, axiskw = pgf_axis(sp, letter)
                 append!(style, axisstyle)
                 merge!(kw, axiskw)
@@ -468,7 +470,7 @@ function _update_plot_object(plt::Plot{PGFPlotsBackend})
             push!(style, string("title style = {font = ", pgf_font(sp[:titlefontsize], pgf_thickness_scaling(sp)), ", color = ", cstr, ", draw opacity = ", α, ", rotate = ", sp[:titlefontrotation], "}"))
         end
 
-        if sp[:aspect_ratio] in (1, :equal)
+        if get_aspect_ratio(sp) in (1, :equal)
             kw[:axisEqual] = "true"
         end
 
@@ -476,13 +478,23 @@ function _update_plot_object(plt::Plot{PGFPlotsBackend})
         if haskey(_pgfplots_legend_pos, legpos)
             kw[:legendPos] = _pgfplots_legend_pos[legpos]
         end
-        cstr, a = pgf_color(plot_color(sp[:background_color_legend]))
-        push!(style, string("legend style = {", pgf_linestyle(pgf_thickness_scaling(sp), sp[:foreground_color_legend], 1.0, "solid"), ",", "fill = $cstr,", "font = ", pgf_font(sp[:legendfontsize], pgf_thickness_scaling(sp)), "}"))
+        cstr, bg_alpha = pgf_color(plot_color(sp[:background_color_legend]))
+        fg_alpha = alpha(plot_color(sp[:foreground_color_legend]))
+
+        push!(style, string(
+            "legend style = {",
+                pgf_linestyle(pgf_thickness_scaling(sp), sp[:foreground_color_legend], fg_alpha, "solid", ), ",",
+                "fill = $cstr,",
+                "fill opacity = $bg_alpha,",
+                "text opacity = $(alpha(plot_color(sp[:legendfontcolor]))),",
+                "font = ", pgf_font(sp[:legendfontsize], pgf_thickness_scaling(sp)),
+            "}",
+        ))
 
         if any(s[:seriestype] == :contour for s in series_list(sp))
             kw[:view] = "{0}{90}"
             kw[:colorbar] = !(sp[:colorbar] in (:none, :off, :hide, false))
-        elseif is3d(sp)
+        elseif RecipesPipeline.is3d(sp)
             azim, elev = sp[:camera]
             kw[:view] = "{$(azim)}{$(elev)}"
         end

src/backends/inspectdr.jl

@@ -17,9 +17,6 @@ Add in functionality to Plots.jl:
 
 is_marker_supported(::InspectDRBackend, shape::Shape) = true
 
-_inspectdr_to_pixels(bb::BoundingBox) =
-    InspectDR.BoundingBox(to_pixels(left(bb)), to_pixels(right(bb)), to_pixels(top(bb)), to_pixels(bottom(bb)))
-
 #Do we avoid Map to avoid possible pre-comile issues?
 function _inspectdr_mapglyph(s::Symbol)
     s == :rect && return :square
@@ -79,6 +76,58 @@ end
 
 # ---------------------------------------------------------------------------
 
+function _inspectdr_getaxisticks(ticks, gridlines, xfrm)
+    TickCustom = InspectDR.TickCustom
+    _xfrm(coord) = InspectDR.axis2aloc(Float64(coord), xfrm.spec) #Ensure Float64 - in case
+
+    ttype = ticksType(ticks)
+    if ticks == :native
+        #keep current
+    elseif ttype == :ticks_and_labels
+        pos = ticks[1]; labels = ticks[2]; nticks = length(ticks[1])
+        newticks = TickCustom[TickCustom(_xfrm(pos[i]), labels[i]) for i in 1:nticks]
+        gridlines = InspectDR.GridLinesCustom(gridlines)
+        gridlines.major = newticks
+        gridlines.minor = []
+        gridlines.displayminor = false
+    elseif ttype == :ticks
+        nticks = length(ticks)
+        gridlines.major = Float64[_xfrm(t) for t in ticks]
+        gridlines.minor = []
+        gridlines.displayminor = false
+    elseif isnothing(ticks)
+        gridlines.major = []
+        gridlines.minor = []
+    else #Assume ticks == :native
+        #keep current
+    end
+
+    return gridlines #keep current
+end
+
+function _inspectdr_setticks(sp::Subplot, plot, strip, xaxis, yaxis)
+    InputXfrm1D = InspectDR.InputXfrm1D
+    _get_ticks(axis) = :native == axis[:ticks] ? (:native) : get_ticks(sp, axis)
+    wantnative(ticks) = (:native == ticks)
+
+    xticks = _get_ticks(xaxis)
+    yticks = _get_ticks(yaxis)
+
+    if wantnative(xticks) && wantnative(yticks)
+        #Don't "eval" tick values
+        return
+    end
+
+    #TODO: Allow InspectDR to independently "eval" x or y ticks
+    ext = InspectDR.getextents_aloc(plot, 1)
+    grid = InspectDR._eval(strip.grid, plot.xscale, strip.yscale, ext)
+    grid.xlines = _inspectdr_getaxisticks(xticks, grid.xlines, InputXfrm1D(plot.xscale))
+    grid.ylines = _inspectdr_getaxisticks(yticks, grid.ylines, InputXfrm1D(strip.yscale))
+    strip.grid = grid
+end
+
+# ---------------------------------------------------------------------------
+
 function _inspectdr_getscale(s::Symbol, yaxis::Bool)
 #TODO: Support :asinh, :sqrt
     kwargs = yaxis ? (:tgtmajor=>8, :tgtminor=>2) : () #More grid lines on y-axis
@@ -121,9 +170,9 @@ function _create_backend_figure(plt::Plot{InspectDRBackend})
     gplot = _inspectdr_getgui(plt.o)
 
     #:overwrite_figure: want to reuse current figure
-    if plt[:overwrite_figure] && mplot != nothing
+    if plt[:overwrite_figure] && mplot !== nothing
         mplot.subplots = [] #Reset
-        if gplot != nothing #Ensure still references current plot
+        if gplot !== nothing #Ensure still references current plot
             gplot.src = mplot
         end
     else #want new one:
@@ -167,6 +216,7 @@ function _series_added(plt::Plot{InspectDRBackend}, series::Series)
     st = series[:seriestype]
     sp = series[:subplot]
     plot = sp.o
+    clims = get_clims(sp, series)
 
     #Don't do anything without a "subplot" object:  Will process later.
     if nothing == plot; return; end
@@ -237,7 +287,7 @@ For st in :shape:
                 color = linecolor, fillcolor = fillcolor
             )
         end
-   elseif st in (:path, :scatter, :straightline) #, :steppre, :steppost)
+   elseif st in (:path, :scatter, :straightline) #, :steppre, :stepmid, :steppost)
         #NOTE: In Plots.jl, :scatter plots have 0-linewidths (I think).
         linewidth = series[:linewidth]
         #More efficient & allows some support for markerstrokewidth:
@@ -256,8 +306,8 @@ For st in :shape:
         wfrm.glyph = InspectDR.glyph(
             shape = _inspectdr_mapglyph(series[:markershape]),
             size = _inspectdr_mapglyphsize(series[:markersize]),
-            color = _inspectdr_mapcolor(plot_color(series[:markerstrokecolor], series[:markerstrokealpha])),
-            fillcolor = _inspectdr_mapcolor(plot_color(series[:markercolor], series[:markeralpha])),
+            color = _inspectdr_mapcolor(plot_color(get_markerstrokecolor(series), get_markerstrokealpha(series))),
+            fillcolor = _inspectdr_mapcolor(plot_color(get_markercolor(series, clims), get_markeralpha(series))),
         )
     end
 
@@ -288,8 +338,8 @@ function _inspectdr_setupsubplot(sp::Subplot{InspectDRBackend})
     ygrid_show = yaxis[:grid]
 
     strip.grid = InspectDR.GridRect(
-    	vmajor=xgrid_show, # vminor=xgrid_show,
-    	hmajor=ygrid_show, # hminor=ygrid_show,
+        vmajor=xgrid_show, # vminor=xgrid_show,
+        hmajor=ygrid_show, # hminor=ygrid_show,
     )
 
         plot.xscale = _inspectdr_getscale(xaxis[:scale], false)
@@ -302,38 +352,48 @@ function _inspectdr_setupsubplot(sp::Subplot{InspectDRBackend})
             xmin, xmax = -rmax, rmax
             ymin, ymax = -rmax, rmax
         end
-        plot.xext = InspectDR.PExtents1D() #reset
-        strip.yext = InspectDR.PExtents1D() #reset
         plot.xext_full = InspectDR.PExtents1D(xmin, xmax)
         strip.yext_full = InspectDR.PExtents1D(ymin, ymax)
+        #Set current extents = full extents (needed for _eval(strip.grid,...))
+        plot.xext = plot.xext_full
+        strip.yext = strip.yext_full
+        _inspectdr_setticks(sp, plot, strip, xaxis, yaxis)
+
     a = plot.annotation
         a.title = sp[:title]
         a.xlabel = xaxis[:guide]; a.ylabels = [yaxis[:guide]]
 
-    l = plot.layout
-        l[:frame_canvas].fillcolor = _inspectdr_mapcolor(sp[:background_color_subplot])
-        l[:frame_data].fillcolor = _inspectdr_mapcolor(sp[:background_color_inside])
-        l[:frame_data].line.color = _inspectdr_mapcolor(xaxis[:foreground_color_axis])
-        l[:font_title] = InspectDR.Font(sp[:titlefontfamily],
+    #Modify base layout of new object:
+    l = plot.layout.defaults = deepcopy(InspectDR.defaults.plotlayout)
+        #IMPORTANT: Must deepcopy to ensure we don't change layouts of other plots.
+        #Works because plot uses defaults (not user-overwritten `layout.values`)
+        l.frame_canvas.fillcolor = _inspectdr_mapcolor(sp[:background_color_subplot])
+        l.frame_data.fillcolor = _inspectdr_mapcolor(sp[:background_color_inside])
+        l.frame_data.line.color = _inspectdr_mapcolor(xaxis[:foreground_color_axis])
+        l.font_title = InspectDR.Font(sp[:titlefontfamily],
             _inspectdr_mapptsize(sp[:titlefontsize]),
             color = _inspectdr_mapcolor(sp[:titlefontcolor])
         )
         #Cannot independently control fonts of axes with InspectDR:
-        l[:font_axislabel] = InspectDR.Font(xaxis[:guidefontfamily],
+        l.font_axislabel = InspectDR.Font(xaxis[:guidefontfamily],
             _inspectdr_mapptsize(xaxis[:guidefontsize]),
             color = _inspectdr_mapcolor(xaxis[:guidefontcolor])
         )
-        l[:font_ticklabel] = InspectDR.Font(xaxis[:tickfontfamily],
+        l.font_ticklabel = InspectDR.Font(xaxis[:tickfontfamily],
             _inspectdr_mapptsize(xaxis[:tickfontsize]),
             color = _inspectdr_mapcolor(xaxis[:tickfontcolor])
         )
-        l[:enable_legend] = (sp[:legend] != :none)
-        #l[:halloc_legend] = 150 #TODO: compute???
-        l[:font_legend] = InspectDR.Font(sp[:legendfontfamily],
+        l.enable_legend = (sp[:legend] != :none)
+        #l.halloc_legend = 150 #TODO: compute???
+        l.font_legend = InspectDR.Font(sp[:legendfontfamily],
             _inspectdr_mapptsize(sp[:legendfontsize]),
             color = _inspectdr_mapcolor(sp[:legendfontcolor])
         )
-        l[:frame_legend].fillcolor = _inspectdr_mapcolor(sp[:background_color_legend])
+        l.frame_legend.fillcolor = _inspectdr_mapcolor(sp[:background_color_legend])
+
+        #_round!() ensures values use integer spacings (looks better on screen):
+        InspectDR._round!(InspectDR.autofit2font!(l, legend_width=10.0)) #10 "em"s wide
+    return
 end
 
 # called just before updating layout bounding boxes... in case you need to prep
@@ -347,8 +407,9 @@ function _before_layout_calcs(plt::Plot{InspectDRBackend})
         #Don't use window_title... probably not what you want.
         #mplot.title = plt[:window_title]
     end
-    mplot.layout[:frame].fillcolor = _inspectdr_mapcolor(plt[:background_color_outside])
 
+    mplot.layout[:frame].fillcolor = _inspectdr_mapcolor(plt[:background_color_outside])
+        mplot.layout[:frame] = mplot.layout[:frame] #register changes
     resize!(mplot.subplots, length(plt.subplots))
     nsubplots = length(plt.subplots)
     for (i, sp) in enumerate(plt.subplots)
@@ -412,11 +473,16 @@ end
 function _update_plot_object(plt::Plot{InspectDRBackend})
     mplot = _inspectdr_getmplot(plt.o)
     if nothing == mplot; return; end
+    mplot.bblist = InspectDR.BoundingBox[]
 
     for (i, sp) in enumerate(plt.subplots)
-        graphbb = _inspectdr_to_pixels(plotarea(sp))
-        plot = mplot.subplots[i]
-        plot.plotbb = InspectDR.plotbounds(plot.layout.values, graphbb)
+        figw, figh = sp.plt[:size]
+        pcts = bbox_to_pcts(sp.bbox, figw*px, figh*px)
+        _left, _bottom, _width, _height = pcts
+        ymax = 1.0-_bottom
+        ymin = ymax - _height
+        bb = InspectDR.BoundingBox(_left, _left+_width, ymin, ymax)
+        push!(mplot.bblist, bb)
     end
 
     gplot = _inspectdr_getgui(plt.o)
@@ -429,29 +495,23 @@ end
 
 # ----------------------------------------------------------------
 
-const _inspectdr_mimeformats_dpi = Dict(
-    "image/png"               => "png"
-)
-const _inspectdr_mimeformats_nodpi = Dict(
-    "image/svg+xml"           => "svg",
-    "application/eps"         => "eps",
-    "image/eps"               => "eps",
-#    "application/postscript"  => "ps", #TODO: support once Cairo supports PSSurface
-    "application/pdf"         => "pdf"
-)
 _inspectdr_show(io::IO, mime::MIME, ::Nothing, w, h) =
     throw(ErrorException("Cannot show(::IO, ...) plot - not yet generated"))
 function _inspectdr_show(io::IO, mime::MIME, mplot, w, h)
     InspectDR._show(io, mime, mplot, Float64(w), Float64(h))
 end
 
-for (mime, fmt) in _inspectdr_mimeformats_dpi
-    @eval function _show(io::IO, mime::MIME{Symbol($mime)}, plt::Plot{InspectDRBackend})
-        dpi = plt[:dpi]#TODO: support
-        _inspectdr_show(io, mime, _inspectdr_getmplot(plt.o), plt[:size]...)
-    end
+function _show(io::IO, mime::MIME{Symbol("image/png")}, plt::Plot{InspectDRBackend})
+    dpi = plt[:dpi] # TODO: support
+    _inspectdr_show(io, mime, _inspectdr_getmplot(plt.o), plt[:size]...)
 end
-for (mime, fmt) in _inspectdr_mimeformats_nodpi
+for (mime, fmt) in (
+    "image/svg+xml" => "svg",
+    "application/eps" => "eps",
+    "image/eps" => "eps",
+    # "application/postscript" => "ps", # TODO: support once Cairo supports PSSurface
+    "application/pdf" => "pdf",
+)
     @eval function _show(io::IO, mime::MIME{Symbol($mime)}, plt::Plot{InspectDRBackend})
         _inspectdr_show(io, mime, _inspectdr_getmplot(plt.o), plt[:size]...)
     end

src/backends/plotly.jl

@@ -1,47 +1,33 @@
-
 # https://plot.ly/javascript/getting-started
 
 is_subplot_supported(::PlotlyBackend) = true
 # is_string_supported(::PlotlyBackend) = true
-const _plotly_framestyles = [:box, :axes, :zerolines, :grid, :none]
-const _plotly_framestyle_defaults = Dict(:semi => :box, :origin => :zerolines)
 function _plotly_framestyle(style::Symbol)
-    if style in _plotly_framestyles
+    if style in (:box, :axes, :zerolines, :grid, :none)
         return style
     else
-        default_style = get(_plotly_framestyle_defaults, style, :axes)
-        @warn("Framestyle :$style is not supported by Plotly and PlotlyJS. :$default_style was cosen instead.")
+        default_style = get((semi = :box, origin = :zerolines), style, :axes)
+        @warn("Framestyle :$style is not supported by Plotly and PlotlyJS. :$default_style was chosen instead.")
         default_style
     end
 end
 
 
 # --------------------------------------------------------------------------------------
-const plotly_remote_file_path = "https://cdn.plot.ly/plotly-latest.min.js"
 
-
-# if isatom()
-#     import Atom
-#     Atom.@msg evaljs(_js_code)
-# end
 using UUIDs
 
-push!(_initialized_backends, :plotly)
 # ----------------------------------------------------------------
 
-const _plotly_legend_pos = KW(
-    :right => [1., 0.5],
-    :left => [0., 0.5],
-    :top => [0.5, 1.],
-    :bottom => [0.5, 0.],
-    :bottomleft => [0., 0.],
-    :bottomright => [1., 0.],
-    :topright => [1., 1.],
-    :topleft => [0., 1.]
-)
-
-plotly_legend_pos(pos::Symbol) = get(_plotly_legend_pos, pos, [1.,1.])
-plotly_legend_pos(v::Tuple{S,T}) where {S<:Real, T<:Real} = v
+function labelfunc(scale::Symbol, backend::PlotlyBackend)
+    texfunc = labelfunc_tex(scale)
+    function (x)
+        tex_x = texfunc(x)
+        sup_x = replace( tex_x, r"\^{(.*)}"=>s"<sup>\1</sup>" )
+        # replace dash with \minus (U+2212)
+        replace(sup_x, "-" => "−")
+    end
+end
 
 function plotly_font(font::Font, color = font.color)
     KW(
@@ -109,7 +95,7 @@ function shrink_by(lo, sz, ratio)
 end
 
 function plotly_apply_aspect_ratio(sp::Subplot, plotarea, pcts)
-    aspect_ratio = sp[:aspect_ratio]
+    aspect_ratio = get_aspect_ratio(sp)
     if aspect_ratio != :none
         if aspect_ratio == :equal
             aspect_ratio = 1.0
@@ -134,16 +120,17 @@ end
 
 
 # this method gets the start/end in percentage of the canvas for this axis direction
-function plotly_domain(sp::Subplot, letter)
+function plotly_domain(sp::Subplot)
     figw, figh = sp.plt[:size]
     pcts = bbox_to_pcts(sp.plotarea, figw*px, figh*px)
     pcts = plotly_apply_aspect_ratio(sp, sp.plotarea, pcts)
-    i1,i2 = (letter == :x ? (1,3) : (2,4))
-    [pcts[i1], pcts[i1]+pcts[i2]]
+    x_domain = [pcts[1], pcts[1] + pcts[3]]
+    y_domain = [pcts[2], pcts[2] + pcts[4]]
+    return x_domain, y_domain
 end
 
 
-function plotly_axis(plt::Plot, axis::Axis, sp::Subplot)
+function plotly_axis(axis, sp, anchor = nothing, domain = nothing)
     letter = axis[:letter]
     framestyle = sp[:framestyle]
     ax = KW(
@@ -156,20 +143,16 @@ function plotly_axis(plt::Plot, axis::Axis, sp::Subplot)
         :zerolinecolor => rgba_string(axis[:foreground_color_axis]),
         :showline   => framestyle in (:box, :axes) && axis[:showaxis],
         :linecolor  => rgba_string(plot_color(axis[:foreground_color_axis])),
-        :ticks      => axis[:tick_direction] == :out ? "outside" : "inside",
+        :ticks      => axis[:tick_direction] === :out ? "outside" : 
+                       axis[:tick_direction] === :in ? "inside" : "",
         :mirror     => framestyle == :box,
         :showticklabels => axis[:showaxis],
     )
-
-    if letter in (:x,:y)
-        ax[:domain] = plotly_domain(sp, letter)
-        if is3d(sp)
-            # don't link 3d axes for synchronized interactivity
-            x_idx = y_idx = sp[:subplot_index]
-        else
-            x_idx, y_idx = plotly_link_indicies(plt, sp)
-        end
-        ax[:anchor] = "$(letter==:x ? "y$(y_idx)" : "x$(x_idx)")"
+    if anchor !== nothing
+        ax[:anchor] = anchor
+    end
+    if domain !== nothing
+        ax[:domain] = domain
     end
 
     ax[:tickangle] = -axis[:rotation]
@@ -177,7 +160,7 @@ function plotly_axis(plt::Plot, axis::Axis, sp::Subplot)
     lims = axis_limits(sp, letter)
 
     if axis[:ticks] != :native || axis[:lims] != :auto
-        ax[:range] = map(scalefunc(axis[:scale]), lims)
+        ax[:range] = map(RecipesPipeline.scale_func(axis[:scale]), lims)
     end
 
     if !(axis[:ticks] in (nothing, :none, false))
@@ -246,7 +229,7 @@ function plotly_layout(plt::Plot)
         # but vertically just below the top of the subplot bounding box
         if sp[:title] != ""
             bb = plotarea(sp)
-            tpos = sp[:title_location]
+            tpos = sp[:titlelocation]
             xmm = if tpos == :left
                 left(bb)
             elseif tpos == :right
@@ -264,46 +247,42 @@ function plotly_layout(plt::Plot)
         # set to supported framestyle
         sp[:framestyle] = _plotly_framestyle(sp[:framestyle])
 
-        # if any(is3d, seriesargs)
-        if is3d(sp)
-            azim = sp[:camera][1] - 90 #convert azimuthal to match GR behaviour
-            theta = 90 - sp[:camera][2] #spherical coordinate angle from z axis
-            plotattributes_out[:scene] = KW(
-                Symbol("xaxis$(spidx)") => plotly_axis(plt, sp[:xaxis], sp),
-                Symbol("yaxis$(spidx)") => plotly_axis(plt, sp[:yaxis], sp),
-                Symbol("zaxis$(spidx)") => plotly_axis(plt, sp[:zaxis], sp),
-
-                #2.6 multiplier set camera eye such that whole plot can be seen
-                :camera => KW(
-                    :eye => KW(
-                        :x => cosd(azim)*sind(theta)*2.6,
-                        :y => sind(azim)*sind(theta)*2.6,
-                        :z => cosd(theta)*2.6,
-                    ),
-                ),
-            )
-        elseif ispolar(sp)
+        if ispolar(sp)
             plotattributes_out[Symbol("angularaxis$(spidx)")] = plotly_polaraxis(sp, sp[:xaxis])
             plotattributes_out[Symbol("radialaxis$(spidx)")] = plotly_polaraxis(sp, sp[:yaxis])
         else
-            plotattributes_out[Symbol("xaxis$(x_idx)")] = plotly_axis(plt, sp[:xaxis], sp)
-            # don't allow yaxis to be reupdated/reanchored in a linked subplot
-            spidx == y_idx ? plotattributes_out[Symbol("yaxis$(y_idx)")] = plotly_axis(plt, sp[:yaxis], sp) : nothing
+            x_domain, y_domain = plotly_domain(sp)
+            if RecipesPipeline.is3d(sp)
+                azim = sp[:camera][1] - 90 #convert azimuthal to match GR behaviour
+                theta = 90 - sp[:camera][2] #spherical coordinate angle from z axis
+                plotattributes_out[Symbol(:scene, spidx)] = KW(
+                    :domain => KW(:x => x_domain, :y => y_domain),
+                    Symbol("xaxis$(spidx)") => plotly_axis(sp[:xaxis], sp),
+                    Symbol("yaxis$(spidx)") => plotly_axis(sp[:yaxis], sp),
+                    Symbol("zaxis$(spidx)") => plotly_axis(sp[:zaxis], sp),
+
+                    #2.6 multiplier set camera eye such that whole plot can be seen
+                    :camera => KW(
+                        :eye => KW(
+                            :x => cosd(azim)*sind(theta)*2.6,
+                            :y => sind(azim)*sind(theta)*2.6,
+                            :z => cosd(theta)*2.6,
+                        ),
+                    ),
+                )
+            else
+                plotattributes_out[Symbol("xaxis$(x_idx)")] =
+                    plotly_axis(sp[:xaxis], sp, string("y", y_idx) , x_domain)
+                # don't allow yaxis to be reupdated/reanchored in a linked subplot
+                if spidx == y_idx
+                    plotattributes_out[Symbol("yaxis$(y_idx)")] =
+                        plotly_axis(sp[:yaxis], sp, string("x", x_idx), y_domain)
+                end
+            end
         end
 
         # legend
-        plotattributes_out[:showlegend] = sp[:legend] != :none
-        xpos,ypos = plotly_legend_pos(sp[:legend])
-        if sp[:legend] != :none
-            plotattributes_out[:legend] = KW(
-                :bgcolor  => rgba_string(sp[:background_color_legend]),
-                :bordercolor => rgba_string(sp[:foreground_color_legend]),
-                :font     => plotly_font(legendfont(sp)),
-                :tracegroupgap => 0,
-                :x => xpos,
-                :y => ypos
-            )
-        end
+        plotly_add_legend!(plotattributes_out, sp)
 
         # annotations
         for ann in sp[:annotations]
@@ -343,38 +322,132 @@ function plotly_layout(plt::Plot)
         plotattributes_out[:hovermode] = "none"
     end
 
-    plotattributes_out
+    plotattributes_out = recursive_merge(plotattributes_out, plt.attr[:extra_plot_kwargs])
 end
 
+
+function plotly_add_legend!(plotattributes_out::KW, sp::Subplot)
+    plotattributes_out[:showlegend] = sp[:legend] != :none
+    legend_position = plotly_legend_pos(sp[:legend])
+    if sp[:legend] != :none
+        plotattributes_out[:legend] = KW(
+            :bgcolor  => rgba_string(sp[:background_color_legend]),
+            :bordercolor => rgba_string(sp[:foreground_color_legend]),
+            :borderwidth => 1,
+            :traceorder => "normal",
+            :xanchor => legend_position.xanchor,
+            :yanchor => legend_position.yanchor,
+            :font     => plotly_font(legendfont(sp)),
+            :tracegroupgap => 0,
+            :x => legend_position.coords[1],
+            :y => legend_position.coords[2],
+            :title => KW(
+                :text => sp[:legendtitle] === nothing ? "" : string(sp[:legendtitle]),
+                :font => plotly_font(legendtitlefont(sp)),
+            ),
+        )
+    end
+end
+
+function plotly_legend_pos(pos::Symbol)
+    xleft = 0.07
+    ybot = 0.07
+    ytop = 1.0
+    xcenter = 0.55
+    ycenter = 0.52
+    center = 0.5
+    youtertop = 1.1
+    youterbot = -0.15
+    xouterright = 1.05
+    xouterleft = -0.15
+    plotly_legend_position_mapping = (
+        right       = (coords = [1.0, ycenter], xanchor = "right", yanchor = "middle"),
+        left        = (coords = [xleft, ycenter], xanchor = "left",  yanchor = "middle"),
+        top         = (coords = [xcenter, ytop], xanchor = "center",  yanchor = "top"),
+        bottom      = (coords = [xcenter, ybot], xanchor = "center",  yanchor = "bottom"),
+        bottomleft  = (coords = [xleft, ybot], xanchor = "left",  yanchor = "bottom"),
+        bottomright = (coords = [1.0, ybot], xanchor = "right", yanchor = "bottom"),
+        topright    = (coords = [1.0, 1.0], xanchor = "right", yanchor = "top"),
+        topleft     = (coords = [xleft, 1.0], xanchor = "left",  yanchor = "top"),
+        outertop =(coords = [center, youtertop ], xanchor = "upper",  yanchor = "middle"),
+        outerbottom =(coords = [center, youterbot], xanchor = "lower",  yanchor = "middle"),
+        outerleft =(coords = [xouterleft, center], xanchor = "left",  yanchor = "top"),
+        outerright =(coords = [xouterright, center], xanchor = "right",  yanchor = "top"),
+        outertopleft =(coords = [xouterleft, ytop], xanchor = "upper",  yanchor = "left"),
+        outertopright = (coords = [xouterright, ytop], xanchor = "upper",  yanchor = "right"),
+        outerbottomleft =(coords = [xouterleft, ybot], xanchor = "lower",  yanchor = "left"),
+        outerbottomright =(coords = [xouterright, ybot], xanchor = "lower",  yanchor = "right"),
+        default = (coords = [1.0, 1.0], xanchor = "auto",  yanchor = "auto")
+    )
+
+    legend_position = get(plotly_legend_position_mapping, pos, plotly_legend_position_mapping.default)
+end
+
+plotly_legend_pos(v::Tuple{S,T}) where {S<:Real, T<:Real} = (coords=v, xanchor="left", yanchor="top")
+
+plotly_legend_pos(theta::Real) = plotly_legend_pos((theta, :inner))
+
+function plotly_legend_pos(v::Tuple{S,Symbol}) where S<:Real
+    (s,c) = sincosd(v[1])
+    xanchors = ["left", "center", "right"]
+    yanchors = ["bottom", "middle", "top"]
+
+    if v[2] === :inner
+        rect = (0.07,0.5,1.0,0.07,0.52,1.0)
+        xanchor = xanchors[legend_anchor_index(c)]
+        yanchor = yanchors[legend_anchor_index(s)]
+    else
+        rect = (-0.15,0.5,1.05,-0.15,0.52,1.1)
+        xanchor = xanchors[4-legend_anchor_index(c)]
+        yanchor = yanchors[4-legend_anchor_index(s)]
+    end
+    return (coords=legend_pos_from_angle(v[1],rect...), xanchor=xanchor, yanchor=yanchor)
+end
+
+
 function plotly_layout_json(plt::Plot)
     JSON.json(plotly_layout(plt), 4)
 end
 
 
-function plotly_colorscale(grad::ColorGradient, α)
-    [[grad.values[i], rgba_string(plot_color(grad.colors[i], α))] for i in 1:length(grad.colors)]
-end
-plotly_colorscale(c::Colorant,α) = plotly_colorscale(_as_gradient(c),α)
-function plotly_colorscale(c::AbstractVector{<:RGBA}, α)
+plotly_colorscale(cg::ColorGradient, α = nothing) =
+    [[v, rgba_string(plot_color(cg.colors[v], α))] for v in cg.values]
+function plotly_colorscale(c::AbstractVector{<:Colorant}, α = nothing)
     if length(c) == 1
-        return [[0.0, rgba_string(plot_color(c[1], α))], [1.0, rgba_string(plot_color(c[1], α))]]
+        return [
+            [0.0, rgba_string(plot_color(c[1], α))],
+            [1.0, rgba_string(plot_color(c[1], α))],
+        ]
     else
-        vals = range(0.0, stop=1.0, length=length(c))
+        vals = range(0.0, stop = 1.0, length = length(c))
         return [[vals[i], rgba_string(plot_color(c[i], α))] for i in eachindex(c)]
     end
 end
-# plotly_colorscale(c, alpha = nothing) = plotly_colorscale(cgrad(), alpha)
+function plotly_colorscale(cg::PlotUtils.CategoricalColorGradient, α = nothing)
+    n = length(cg)
+    cinds = repeat(1:n, inner = 2)
+    vinds = vcat((i:(i + 1) for i in 1:n)...)
+    return [
+        [cg.values[vinds[i]], rgba_string(plot_color(color_list(cg)[cinds[i]], α))]
+        for i in eachindex(cinds)
+    ]
+end
+plotly_colorscale(c, α = nothing) = plotly_colorscale(_as_gradient(c), α)
 
 
-const _plotly_markers = KW(
-    :rect       => "square",
-    :xcross     => "x",
-    :x          => "x",
-    :utriangle  => "triangle-up",
-    :dtriangle  => "triangle-down",
-    :star5      => "star-triangle-up",
-    :vline      => "line-ns",
-    :hline      => "line-ew",
+get_plotly_marker(k, def) = get(
+    (
+        rect = "square",
+        xcross = "x",
+        x = "x",
+        utriangle = "triangle-up",
+        dtriangle = "triangle-down",
+        star5 = "star-triangle-up",
+        vline = "line-ns",
+        hline = "line-ew",
+    ),
+    k,
+    def,
 )
 
 # find indicies of axes to which the supblot links to
@@ -393,7 +466,7 @@ end
 # we split by NaNs and then construct/destruct the shapes to get the closed coords
 function plotly_close_shapes(x, y)
     xs, ys = nansplit(x), nansplit(y)
-    for i=1:length(xs)
+    for i=eachindex(xs)
         shape = Shape(xs[i], ys[i])
         xs[i], ys[i] = coords(shape)
     end
@@ -403,26 +476,23 @@ end
 function plotly_data(series::Series, letter::Symbol, data)
     axis = series[:subplot][Symbol(letter, :axis)]
 
-    data = if axis[:ticks] == :native && data != nothing
+    data = if axis[:ticks] == :native && data !== nothing
         plotly_native_data(axis, data)
     else
        data
     end
 
-    if series[:seriestype] in (:heatmap, :contour, :surface, :wireframe)
-        plotly_surface_data(series, data)
+    if series[:seriestype] in (:heatmap, :contour, :surface, :wireframe, :mesh3d)
+        handle_surface(data)
     else
         plotly_data(data)
     end
 end
-plotly_data(v) = v != nothing ? collect(v) : v
+plotly_data(v) = v !== nothing ? collect(v) : v
+plotly_data(v::AbstractArray) = v
 plotly_data(surf::Surface) = surf.surf
 plotly_data(v::AbstractArray{R}) where {R<:Rational} = float(v)
 
-plotly_surface_data(series::Series, a::AbstractVector) = a
-plotly_surface_data(series::Series, a::AbstractMatrix) = transpose_z(series, a, false)
-plotly_surface_data(series::Series, a::Surface) = plotly_surface_data(series, a.surf)
-
 function plotly_native_data(axis::Axis, data::AbstractArray)
     if !isempty(axis[:discrete_values])
         construct_categorical_data(data, axis)
@@ -454,7 +524,7 @@ function plotly_series(plt::Plot, series::Series)
     st = series[:seriestype]
 
     sp = series[:subplot]
-    clims = get_clims(sp)
+    clims = get_clims(sp, series)
 
     if st == :shape
         return plotly_series_shapes(plt, series, clims)
@@ -463,13 +533,21 @@ function plotly_series(plt::Plot, series::Series)
     plotattributes_out = KW()
 
     # these are the axes that the series should be mapped to
-    x_idx, y_idx = plotly_link_indicies(plt, sp)
-    plotattributes_out[:xaxis] = "x$(x_idx)"
-    plotattributes_out[:yaxis] = "y$(y_idx)"
+    if RecipesPipeline.is3d(sp)
+        spidx = length(plt.subplots) > 1 ? sp[:subplot_index] : ""
+        plotattributes_out[:xaxis] = "x$spidx"
+        plotattributes_out[:yaxis] = "y$spidx"
+        plotattributes_out[:zaxis] = "z$spidx"
+        plotattributes_out[:scene] = "scene$spidx"
+    else
+        x_idx, y_idx = length(plt.subplots) > 1 ? plotly_link_indicies(plt, sp) : ("", "")
+        plotattributes_out[:xaxis] = "x$(x_idx)"
+        plotattributes_out[:yaxis] = "y$(y_idx)"
+    end
     plotattributes_out[:showlegend] = should_add_to_legend(series)
 
     if st == :straightline
-        x, y = straightline_data(series)
+        x, y = straightline_data(series, 100)
         z = series[:z]
     else
         x, y, z  = series[:x], series[:y], series[:z]
@@ -515,7 +593,7 @@ function plotly_series(plt::Plot, series::Series)
         plotattributes_out[:showscale] = hascolorbar(sp) && hascolorbar(series)
 
     elseif st in (:surface, :wireframe)
-        plotattributes_out[:type] = "surface"
+	  plotattributes_out[:type] = "surface"
         plotattributes_out[:x], plotattributes_out[:y], plotattributes_out[:z] = x, y, z
         if st == :wireframe
             plotattributes_out[:hidesurface] = true
@@ -529,18 +607,35 @@ function plotly_series(plt::Plot, series::Series)
         else
             plotattributes_out[:colorscale] = plotly_colorscale(series[:fillcolor], series[:fillalpha])
             plotattributes_out[:opacity] = series[:fillalpha]
-            if series[:fill_z] != nothing
-                plotattributes_out[:surfacecolor] = plotly_surface_data(series, series[:fill_z])
+            if series[:fill_z] !== nothing
+                plotattributes_out[:surfacecolor] = handle_surface(series[:fill_z])
             end
             plotattributes_out[:showscale] = hascolorbar(sp)
         end
+    elseif st == :mesh3d
+	plotattributes_out[:type] = "mesh3d"
+        plotattributes_out[:x], plotattributes_out[:y], plotattributes_out[:z] = x, y, z
 
-    elseif st == :pie
-        plotattributes_out[:type] = "pie"
-        plotattributes_out[:labels] = pie_labels(sp, series)
-        plotattributes_out[:values] = y
-        plotattributes_out[:hoverinfo] = "label+percent+name"
-
+	if series[:connections] !== nothing
+		if typeof(series[:connections]) <: Tuple{Array,Array,Array}
+			i,j,k = series[:connections]
+			if !(length(i) == length(j) == length(k))
+				throw(ArgumentError("Argument connections must consist of equally sized arrays."))
+			end
+			plotattributes_out[:i] = i
+			plotattributes_out[:j] = j
+			plotattributes_out[:k] = k
+		else
+			throw(ArgumentError("Argument connections has to be a tuple of three arrays."))
+		end
+	end
+	plotattributes_out[:colorscale] = plotly_colorscale(series[:fillcolor], series[:fillalpha])
+	plotattributes_out[:color] = rgba_string(plot_color(series[:fillcolor], series[:fillalpha]))
+        plotattributes_out[:opacity] = series[:fillalpha]
+        if series[:fill_z] !== nothing
+            plotattributes_out[:surfacecolor] = handle_surface(series[:fill_z])
+        end
+        plotattributes_out[:showscale] = hascolorbar(sp)
     else
         @warn("Plotly: seriestype $st isn't supported.")
         return KW()
@@ -550,7 +645,7 @@ function plotly_series(plt::Plot, series::Series)
     if hasmarker
         inds = eachindex(x)
         plotattributes_out[:marker] = KW(
-            :symbol => get(_plotly_markers, series[:markershape], string(series[:markershape])),
+            :symbol => get_plotly_marker(series[:markershape], string(series[:markershape])),
             # :opacity => series[:markeralpha],
             :size => 2 * _cycle(series[:markersize], inds),
             :color => rgba_string.(plot_color.(get_markercolor.(series, inds), get_markeralpha.(series, inds))),
@@ -568,7 +663,7 @@ function plotly_series(plt::Plot, series::Series)
 end
 
 function plotly_series_shapes(plt::Plot, series::Series, clims)
-    segments = iter_segments(series)
+    segments = series_segments(series)
     plotattributes_outs = Vector{KW}(undef, length(segments))
 
     # TODO: create a plotattributes_out for each polygon
@@ -584,10 +679,11 @@ function plotly_series_shapes(plt::Plot, series::Series, clims)
     )
 
     x, y = (plotly_data(series, letter, data)
-        for (letter, data) in zip((:x, :y), shape_data(series))
+        for (letter, data) in zip((:x, :y), shape_data(series, 100))
     )
 
-    for (i,rng) in enumerate(segments)
+    for (k, segment) in enumerate(segments)
+        i, rng = segment.attr_index, segment.range
         length(rng) < 2 && continue
 
         # to draw polygons, we actually draw lines with fill
@@ -606,16 +702,16 @@ function plotly_series_shapes(plt::Plot, series::Series, clims)
                 :dash => string(get_linestyle(series, i)),
             )
         end
-        plotattributes_out[:showlegend] = i==1 ? should_add_to_legend(series) : false
+        plotattributes_out[:showlegend] = k==1 ? should_add_to_legend(series) : false
         plotly_polar!(plotattributes_out, series)
         plotly_hover!(plotattributes_out, _cycle(series[:hover], i))
-        plotattributes_outs[i] = plotattributes_out
+        plotattributes_outs[k] = plotattributes_out
     end
-    if series[:fill_z] != nothing
+    if series[:fill_z] !== nothing
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :fill))
-    elseif series[:line_z] != nothing
+    elseif series[:line_z] !== nothing
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :line))
-    elseif series[:marker_z] != nothing
+    elseif series[:marker_z] !== nothing
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :marker))
     end
     plotattributes_outs
@@ -630,14 +726,16 @@ function plotly_series_segments(series::Series, plotattributes_base::KW, x, y, z
     hasfillrange = st in (:path, :scatter, :scattergl, :straightline) &&
         (isa(series[:fillrange], AbstractVector) || isa(series[:fillrange], Tuple))
 
-    segments = iter_segments(series)
-    plotattributes_outs = Vector{KW}(undef, (hasfillrange ? 2 : 1 ) * length(segments))
+    segments = collect(series_segments(series, st))
+    plotattributes_outs = fill(KW(), (hasfillrange ? 2 : 1 ) * length(segments))
 
-    for (i,rng) in enumerate(segments)
-        !isscatter && length(rng) < 2 && continue
+    needs_scatter_fix = !isscatter && hasmarker && !any(isnan,y) && length(segments) > 1
 
+    for (k, segment) in enumerate(segments)
+        i, rng = segment.attr_index, segment.range
+        
         plotattributes_out = deepcopy(plotattributes_base)
-        plotattributes_out[:showlegend] = i==1 ? should_add_to_legend(series) : false
+        plotattributes_out[:showlegend] = k==1 ? should_add_to_legend(series) : false
         plotattributes_out[:legendgroup] = series[:label]
 
         # set the type
@@ -671,13 +769,15 @@ function plotly_series_segments(series::Series, plotattributes_base::KW, x, y, z
 
         # add "marker"
         if hasmarker
+            mcolor = rgba_string(plot_color(get_markercolor(series, clims, i), get_markeralpha(series, i)))
+            lcolor = rgba_string(plot_color(get_markerstrokecolor(series, i), get_markerstrokealpha(series, i)))
             plotattributes_out[:marker] = KW(
-                :symbol => get(_plotly_markers, _cycle(series[:markershape], i), string(_cycle(series[:markershape], i))),
-                # :opacity => series[:markeralpha],
+                :symbol => get_plotly_marker(_cycle(series[:markershape], i), string(_cycle(series[:markershape], i))),
+                # :opacity => needs_scatter_fix ? [1, 0] : 1,
                 :size => 2 * _cycle(series[:markersize], i),
-                :color => rgba_string(plot_color(get_markercolor(series, clims, i), get_markeralpha(series, i))),
+                :color => needs_scatter_fix ? [mcolor, "rgba(0, 0, 0, 0.000)"] : mcolor,
                 :line => KW(
-                    :color => rgba_string(plot_color(get_markerstrokecolor(series, i), get_markerstrokealpha(series, i))),
+                    :color => needs_scatter_fix ? [lcolor, "rgba(0, 0, 0, 0.000)"] : lcolor,
                     :width => _cycle(series[:markerstrokewidth], i),
                 ),
             )
@@ -690,6 +790,8 @@ function plotly_series_segments(series::Series, plotattributes_base::KW, x, y, z
                 :width => get_linewidth(series, i),
                 :shape => if st == :steppre
                     "vh"
+                elseif st == :stepmid
+                    "hvh"
                 elseif st == :steppost
                     "hv"
                 else
@@ -722,24 +824,23 @@ function plotly_series_segments(series::Series, plotattributes_base::KW, x, y, z
             else
                 # if fillrange is a tuple with upper and lower limit, plotattributes_out_fillrange
                 # is the series that will do the filling
-                fillrng = Tuple(series[:fillrange][i][rng] for i in 1:2)
-                plotattributes_out_fillrange[:x], plotattributes_out_fillrange[:y] = concatenate_fillrange(x[rng], fillrng)
+                plotattributes_out_fillrange[:x], plotattributes_out_fillrange[:y] = concatenate_fillrange(x[rng], series[:fillrange])
                 plotattributes_out_fillrange[:line][:width] = 0
                 delete!(plotattributes_out, :fill)
                 delete!(plotattributes_out, :fillcolor)
             end
 
-            plotattributes_outs[(2 * i - 1):(2 * i)] = [plotattributes_out_fillrange, plotattributes_out]
+            plotattributes_outs[(2k-1):(2k)] = [plotattributes_out_fillrange, plotattributes_out]
         else
-            plotattributes_outs[i] = plotattributes_out
+            plotattributes_outs[k] = plotattributes_out
         end
     end
 
-    if series[:line_z] != nothing
+    if series[:line_z] !== nothing
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :line))
-    elseif series[:fill_z] != nothing
+    elseif series[:fill_z] !== nothing
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :fill))
-    elseif series[:marker_z] != nothing
+    elseif series[:marker_z] !== nothing
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :marker))
     end
 
@@ -750,17 +851,17 @@ function plotly_colorbar_hack(series::Series, plotattributes_base::KW, sym::Symb
     plotattributes_out = deepcopy(plotattributes_base)
     cmin, cmax = get_clims(series[:subplot])
     plotattributes_out[:showlegend] = false
-    plotattributes_out[:type] = is3d(series) ? :scatter3d : :scatter
+    plotattributes_out[:type] = RecipesPipeline.is3d(series) ? :scatter3d : :scatter
     plotattributes_out[:hoverinfo] = :none
     plotattributes_out[:mode] = :markers
     plotattributes_out[:x], plotattributes_out[:y] = [series[:x][1]], [series[:y][1]]
-    if is3d(series)
+    if RecipesPipeline.is3d(series)
         plotattributes_out[:z] = [series[:z][1]]
     end
     # zrange = zmax == zmin ? 1 : zmax - zmin # if all marker_z values are the same, plot all markers same color (avoids division by zero in next line)
     plotattributes_out[:marker] = KW(
-        :size => 0,
-        :opacity => 0,
+        :size => 1e-10,
+        :opacity => 1e-10,
         :color => [0.5],
         :cmin => cmin,
         :cmax => cmax,
@@ -782,9 +883,9 @@ end
 
 function plotly_hover!(plotattributes_out::KW, hover)
     # hover text
-    if hover in (:none, false)
+    if hover === nothing || all(in([:none, false]), hover)
         plotattributes_out[:hoverinfo] = "none"
-    elseif hover != nothing
+    elseif any(!isnothing, hover)
         plotattributes_out[:hoverinfo] = "text"
         plotattributes_out[:text] = hover
     end
@@ -804,54 +905,69 @@ plotly_series_json(plt::Plot) = JSON.json(plotly_series(plt), 4)
 
 # ----------------------------------------------------------------
 
-const ijulia_initialized = Ref(false)
+html_head(plt::Plot{PlotlyBackend}) = plotly_html_head(plt)
+html_body(plt::Plot{PlotlyBackend}) = plotly_html_body(plt)
 
-function html_head(plt::Plot{PlotlyBackend})
-    local_file = ("file://" * plotly_local_file_path)
-    plotly = use_local_dependencies[] ? local_file : plotly_remote_file_path
-    if isijulia() && !ijulia_initialized[]
-        # using requirejs seems to be key to load a js depency in IJulia!
-        # https://requirejs.org/docs/start.html
-        # https://github.com/JuliaLang/IJulia.jl/issues/345
-        display("text/html", """
-            <script type="text/javascript">
-                requirejs([$(repr(plotly))], function(p) {
-                    window.Plotly = p
-                });
-            </script>
-        """)
-        ijulia_initialized[] = true
+function plotly_html_head(plt::Plot)
+    plotly =
+        use_local_dependencies[] ? ("file:///" * plotly_local_file_path[]) : "https://cdn.plot.ly/$(_plotly_min_js_filename)"
+
+    include_mathjax = get(plt[:extra_plot_kwargs], :include_mathjax, "")
+    mathjax_file = include_mathjax != "cdn" ? ("file://" * include_mathjax) : "https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML"
+    mathjax_head = include_mathjax == "" ? "" : "<script src=\"$mathjax_file\"></script>\n\t\t"
+
+    if isijulia()
+        mathjax_head
+    else
+        "$mathjax_head<script src=$(repr(plotly))></script>"
     end
-    return "<script src=$(repr(plotly))></script>"
 end
 
-function html_body(plt::Plot{PlotlyBackend}, style = nothing)
-    if style == nothing
+function plotly_html_body(plt, style = nothing)
+    if style === nothing
         w, h = plt[:size]
         style = "width:$(w)px;height:$(h)px;"
     end
+
+    requirejs_prefix = ""
+    requirejs_suffix = ""
+    if isijulia()
+        # require.js adds .js automatically
+        plotly_no_ext =
+            use_local_dependencies[] ? ("file:///" * plotly_local_file_path[]) : "https://cdn.plot.ly/$(_plotly_min_js_filename)"
+        plotly_no_ext = plotly_no_ext[1:end-3]
+
+        requirejs_prefix = """
+            requirejs.config({
+                paths: {
+                    Plotly: '$(plotly_no_ext)'
+                }
+            });
+            require(['Plotly'], function (Plotly) {
+        """
+        requirejs_suffix = "});"
+    end
+
     uuid = UUIDs.uuid4()
     html = """
         <div id=\"$(uuid)\" style=\"$(style)\"></div>
         <script>
-        PLOT = document.getElementById('$(uuid)');
-        Plotly.plot(PLOT, $(plotly_series_json(plt)), $(plotly_layout_json(plt)));
+        $(requirejs_prefix)
+        $(js_body(plt, uuid))
+        $(requirejs_suffix)
         </script>
     """
     html
 end
 
-function js_body(plt::Plot{PlotlyBackend}, uuid)
+function js_body(plt::Plot, uuid)
     js = """
-        PLOT = document.getElementById('$(uuid)');
+        var PLOT = document.getElementById('$(uuid)');
         Plotly.plot(PLOT, $(plotly_series_json(plt)), $(plotly_layout_json(plt)));
     """
 end
 
-
-# ----------------------------------------------------------------
-
-function _show(io::IO, ::MIME"application/vnd.plotly.v1+json", plot::Plot{PlotlyBackend})
+function plotly_show_js(io::IO, plot::Plot)
     data = []
     for series in plot.series_list
         append!(data, plotly_series(plot, series))
@@ -860,6 +976,14 @@ function _show(io::IO, ::MIME"application/vnd.plotly.v1+json", plot::Plot{Plotly
     JSON.print(io, Dict(:data => data, :layout => layout))
 end
 
+# ----------------------------------------------------------------
+
+Base.showable(::MIME"application/prs.juno.plotpane+html", plt::Plot{PlotlyBackend}) = true
+
+function _show(io::IO, ::MIME"application/vnd.plotly.v1+json", plot::Plot{PlotlyBackend})
+    plotly_show_js(io, plot)
+end
+
 
 function _show(io::IO, ::MIME"text/html", plt::Plot{PlotlyBackend})
     write(io, standalone_html(plt))

src/backends/plotlybase.jl

@@ -0,0 +1,23 @@
+function plotlybase_syncplot(plt::Plot)
+    plt.o = PlotlyBase.Plot()
+    traces = PlotlyBase.GenericTrace[]
+    for series_dict in plotly_series(plt)
+        plotly_type = pop!(series_dict, :type)
+        push!(traces, PlotlyBase.GenericTrace(plotly_type; series_dict...))
+    end
+    PlotlyBase.addtraces!(plt.o, traces...)
+    layout = plotly_layout(plt)
+    w, h = plt[:size]
+    PlotlyBase.relayout!(plt.o, layout, width = w, height = h)
+    return plt.o
+end
+
+for (mime, fmt) in (
+    "application/pdf" => "pdf",
+    "image/png" => "png",
+    "image/svg+xml" => "svg",
+    "image/eps" => "eps",
+)
+    @eval _show(io::IO, ::MIME{Symbol($mime)}, plt::Plot{PlotlyBackend}) =
+        PlotlyBase.savefig(io, plotlybase_syncplot(plt), format = $fmt)
+end

src/backends/plotlyjs.jl

@@ -1,84 +1,45 @@
 # https://github.com/sglyon/PlotlyJS.jl
 
-# --------------------------------------------------------------------------------------
+# ------------------------------------------------------------------------------
 
-
-function _create_backend_figure(plt::Plot{PlotlyJSBackend})
-    if !isplotnull() && plt[:overwrite_figure] && isa(current().o, PlotlyJS.SyncPlot)
-        PlotlyJS.SyncPlot(PlotlyJS.Plot(), options = current().o.options)
-    else
-        PlotlyJS.plot()
+function plotlyjs_syncplot(plt::Plot{PlotlyJSBackend})
+    plt[:overwrite_figure] && closeall()
+    plt.o = PlotlyJS.plot()
+    traces = PlotlyJS.GenericTrace[]
+    for series_dict in plotly_series(plt)
+        plotly_type = pop!(series_dict, :type)
+        push!(traces, PlotlyJS.GenericTrace(plotly_type; series_dict...))
     end
+    PlotlyJS.addtraces!(plt.o, traces...)
+    layout = plotly_layout(plt)
+    w, h = plt[:size]
+    PlotlyJS.relayout!(plt.o, layout, width = w, height = h)
+    return plt.o
 end
 
+# ------------------------------------------------------------------------------
 
-function _series_added(plt::Plot{PlotlyJSBackend}, series::Series)
-    syncplot = plt.o
-    pdicts = plotly_series(plt, series)
-    for pdict in pdicts
-        typ = pop!(pdict, :type)
-        gt = PlotlyJS.GenericTrace(typ; pdict...)
-        PlotlyJS.addtraces!(syncplot, gt)
-    end
+for (mime, fmt) in (
+    "application/pdf" => "pdf",
+    "image/png"       => "png",
+    "image/svg+xml"   => "svg",
+    "image/eps"       => "eps",
+)
+    @eval _show(io::IO, ::MIME{Symbol($mime)}, plt::Plot{PlotlyJSBackend}) = PlotlyJS.savefig(io, plotlyjs_syncplot(plt), format = $fmt)
 end
 
-function _series_updated(plt::Plot{PlotlyJSBackend}, series::Series)
-    xsym, ysym = (ispolar(series) ? (:t,:r) : (:x,:y))
-    kw = KW(xsym => (series.plotattributes[:x],), ysym => (series.plotattributes[:y],))
-    z = series[:z]
-    if z != nothing
-        kw[:z] = (isa(z,Surface) ? transpose_z(series, series[:z].surf, false) : z,)
-    end
-    PlotlyJS.restyle!(
-        plt.o,
-        findfirst(isequal(series), plt.series_list),
-        kw
-    )
-end
+# Use the Plotly implementation for json and html:
+_show(io::IO, mime::MIME"application/vnd.plotly.v1+json", plt::Plot{PlotlyJSBackend}) = plotly_show_js(io, plt)
 
+html_head(plt::Plot{PlotlyJSBackend}) = plotly_html_head(plt)
+html_body(plt::Plot{PlotlyJSBackend}) = plotly_html_body(plt)
 
-# ----------------------------------------------------------------
+_show(io::IO, ::MIME"text/html", plt::Plot{PlotlyJSBackend}) = write(io, standalone_html(plt))
 
-function _update_plot_object(plt::Plot{PlotlyJSBackend})
-    pdict = plotly_layout(plt)
-    syncplot = plt.o
-    w,h = plt[:size]
-    PlotlyJS.relayout!(syncplot, pdict, width = w, height = h)
-end
+_display(plt::Plot{PlotlyJSBackend}) = display(plotlyjs_syncplot(plt))
 
-
-# ----------------------------------------------------------------
-
-_show(io::IO, ::MIME"text/html", plt::Plot{PlotlyJSBackend}) = show(io, MIME("text/html"), plt.o)
-_show(io::IO, ::MIME"image/svg+xml", plt::Plot{PlotlyJSBackend}) = PlotlyJS.savefig(io, plt.o, format="svg")
-_show(io::IO, ::MIME"image/png", plt::Plot{PlotlyJSBackend}) = PlotlyJS.savefig(io, plt.o, format="png")
-_show(io::IO, ::MIME"application/pdf", plt::Plot{PlotlyJSBackend}) = PlotlyJS.savefig(io, plt.o, format="pdf")
-_show(io::IO, ::MIME"image/eps", plt::Plot{PlotlyJSBackend}) = PlotlyJS.savefig(io, plt.o, format="eps")
-
-function _show(io::IO, m::MIME"application/vnd.plotly.v1+json", plt::Plot{PlotlyJSBackend})
-    show(io, m, plt.o)
-end
-
-
-function write_temp_html(plt::Plot{PlotlyJSBackend})
-    filename = string(tempname(), ".html")
-    savefig(plt, filename)
-    filename
-end
-
-function _display(plt::Plot{PlotlyJSBackend})
-    if get(ENV, "PLOTS_USE_ATOM_PLOTPANE", true) in (true, 1, "1", "true", "yes")
-        display(plt.o)
-    else
-        standalone_html_window(plt)
-    end
-end
-
-@require WebIO = "0f1e0344-ec1d-5b48-a673-e5cf874b6c29" begin
-    function WebIO.render(plt::Plot{PlotlyJSBackend})
-        prepare_output(plt)
-        WebIO.render(plt.o)
-    end
+function PlotlyJS.WebIO.render(plt::Plot{PlotlyJSBackend})
+    return PlotlyJS.WebIO.render(plotlyjs_syncplot(plt))
 end
 
 function closeall(::PlotlyJSBackend)
@@ -86,3 +47,5 @@ function closeall(::PlotlyJSBackend)
         close(current().o)
     end
 end
+
+Base.showable(::MIME"application/prs.juno.plotpane+html", plt::Plot{PlotlyJSBackend}) = true

src/backends/unicodeplots.jl

@@ -3,19 +3,17 @@
 
 
 # don't warn on unsupported... there's just too many warnings!!
-warnOnUnsupported_args(::UnicodePlotsBackend, plotattributes::KW) = nothing
+warn_on_unsupported_args(::UnicodePlotsBackend, plotattributes::KW) = nothing
 
 # --------------------------------------------------------------------------------------
 
-const _canvas_type = Ref(:auto)
-
 function _canvas_map()
-    KW(
-        :braille => UnicodePlots.BrailleCanvas,
-        :ascii => UnicodePlots.AsciiCanvas,
-        :block => UnicodePlots.BlockCanvas,
-        :dot => UnicodePlots.DotCanvas,
-        :density => UnicodePlots.DensityCanvas,
+    (
+        braille = UnicodePlots.BrailleCanvas,
+        ascii = UnicodePlots.AsciiCanvas,
+        block = UnicodePlots.BlockCanvas,
+        dot = UnicodePlots.DotCanvas,
+        density = UnicodePlots.DensityCanvas,
     )
 end
 
@@ -92,7 +90,7 @@ end
 
 
 # add a single series
-function addUnicodeSeries!(o, plotattributes::KW, addlegend::Bool, xlim, ylim)
+function addUnicodeSeries!(o, plotattributes, addlegend::Bool, xlim, ylim)
     # get the function, or special handling for step/bar/hist
     st = plotattributes[:seriestype]
     if st == :histogram2d
@@ -126,7 +124,7 @@ function addUnicodeSeries!(o, plotattributes::KW, addlegend::Bool, xlim, ylim)
     color = plotattributes[:linecolor] in UnicodePlots.color_cycle ? plotattributes[:linecolor] : :auto
 
     # add the series
-    x, y = Plots.unzip(collect(Base.Iterators.filter(xy->isfinite(xy[1])&&isfinite(xy[2]), zip(x,y))))
+    x, y = RecipesPipeline.unzip(collect(Base.Iterators.filter(xy->isfinite(xy[1])&&isfinite(xy[2]), zip(x,y))))
     func(o, x, y; color = color, name = label)
 end
 

src/backends/web.jl

@@ -45,7 +45,7 @@ function standalone_html_window(plt::AbstractPlot)
     old = use_local_dependencies[] # save state to restore afterwards
     # if we open a browser ourself, we can host local files, so
     # when we have a local plotly downloaded this is the way to go!
-    use_local_dependencies[] = isfile(plotly_local_file_path)
+    use_local_dependencies[] = plotly_local_file_path[] === nothing ? false : isfile(plotly_local_file_path[])
     filename = write_temp_html(plt)
     open_browser_window(filename)
     # restore for other backends

src/colorbars.jl

@@ -0,0 +1,90 @@
+# These functions return an operator for use in `get_clims(::Seres, op)`
+process_clims(lims::Tuple{<:Number,<:Number}) = (zlims -> ifelse.(isfinite.(lims), lims, zlims)) ∘ ignorenan_extrema
+process_clims(s::Union{Symbol,Nothing,Missing}) = ignorenan_extrema
+# don't specialize on ::Function otherwise python functions won't work
+process_clims(f) = f
+
+function get_clims(sp::Subplot, op=process_clims(sp[:clims]))
+    zmin, zmax = Inf, -Inf
+    for series in series_list(sp)
+        if series[:colorbar_entry]
+            zmin, zmax = _update_clims(zmin, zmax, get_clims(series, op)...)
+        end
+    end
+    return zmin <= zmax ? (zmin, zmax) : (NaN, NaN)
+end
+
+function get_clims(sp::Subplot, series::Series, op=process_clims(sp[:clims]))
+    zmin, zmax = if series[:colorbar_entry]
+        get_clims(sp, op)
+    else
+        get_clims(series, op)
+    end
+    return zmin <= zmax ? (zmin, zmax) : (NaN, NaN)
+end
+
+"""
+    get_clims(::Series, op=Plots.ignorenan_extrema)
+
+Finds the limits for the colorbar by taking the "z-values" for the series and passing them into `op`,
+which must return the tuple `(zmin, zmax)`. The default op is the extrema of the finite
+values of the input.
+"""
+function get_clims(series::Series, op=ignorenan_extrema)
+    zmin, zmax = Inf, -Inf
+    z_colored_series = (:contour, :contour3d, :heatmap, :histogram2d, :surface, :hexbin)
+    for vals in (series[:seriestype] in z_colored_series ? series[:z] : nothing, series[:line_z], series[:marker_z], series[:fill_z])
+        if (typeof(vals) <: AbstractSurface) && (eltype(vals.surf) <: Union{Missing, Real})
+            zmin, zmax = _update_clims(zmin, zmax, op(vals.surf)...)
+        elseif (vals !== nothing) && (eltype(vals) <: Union{Missing, Real})
+            zmin, zmax = _update_clims(zmin, zmax, op(vals)...)
+        end
+    end
+    return zmin <= zmax ? (zmin, zmax) : (NaN, NaN)
+end
+
+_update_clims(zmin, zmax, emin, emax) = NaNMath.min(zmin, emin), NaNMath.max(zmax, emax)
+
+@enum ColorbarStyle cbar_gradient cbar_fill cbar_lines
+
+function colorbar_style(series::Series)
+    colorbar_entry = series[:colorbar_entry]
+    if !(colorbar_entry isa Bool)
+        @warn "Non-boolean colorbar_entry ignored."
+        colorbar_entry = true
+    end
+
+    if !colorbar_entry
+        nothing
+    elseif isfilledcontour(series)
+        cbar_fill
+    elseif iscontour(series)
+        cbar_lines
+    elseif series[:seriestype] ∈ (:heatmap,:surface) ||
+            any(series[z] !== nothing for z ∈ [:marker_z,:line_z,:fill_z])
+        cbar_gradient
+    else
+        nothing
+    end
+end
+
+hascolorbar(series::Series) = colorbar_style(series) !== nothing
+hascolorbar(sp::Subplot) = sp[:colorbar] != :none && any(hascolorbar(s) for s in series_list(sp))
+
+function get_colorbar_ticks(sp::Subplot; update = true)
+    if update || !haskey(sp.attr, :colorbar_optimized_ticks)
+        ticks = _transform_ticks(sp[:colorbar_ticks])
+        cvals = sp[:colorbar_continuous_values]
+        dvals = sp[:colorbar_discrete_values]
+        clims = get_clims(sp)
+        scale = sp[:colorbar_scale]
+        formatter = sp[:colorbar_formatter]
+        sp.attr[:colorbar_optimized_ticks] =
+            get_ticks(ticks, cvals, dvals, clims, scale, formatter)
+    end
+    return sp.attr[:colorbar_optimized_ticks]
+end
+
+function _update_subplot_colorbars(sp::Subplot)
+    # Dynamic callback from the pipeline if needed
+end

src/components.jl

@@ -1,7 +1,5 @@
-
-
-const P2 = GeometryTypes.Point2{Float64}
-const P3 = GeometryTypes.Point3{Float64}
+const P2 = GeometryBasics.Point2{Float64}
+const P3 = GeometryBasics.Point3{Float64}
 
 nanpush!(a::AbstractVector{P2}, b) = (push!(a, P2(NaN,NaN)); push!(a, b))
 nanappend!(a::AbstractVector{P2}, b) = (push!(a, P2(NaN,NaN)); append!(a, b))
@@ -11,9 +9,9 @@ compute_angle(v::P2) = (angle = atan(v[2], v[1]); angle < 0 ? 2π - angle : angl
 
 # -------------------------------------------------------------
 
-struct Shape
-    x::Vector{Float64}
-    y::Vector{Float64}
+struct Shape{X<:Number, Y<:Number}
+    x::Vector{X}
+    y::Vector{Y}
     # function Shape(x::AVec, y::AVec)
     #     # if x[1] != x[end] || y[1] != y[end]
     #     #     new(vcat(x, x[1]), vcat(y, y[1]))
@@ -29,7 +27,7 @@ end
 
 Construct a polygon to be plotted
 """
-Shape(verts::AVec) = Shape(unzip(verts)...)
+Shape(verts::AVec) = Shape(RecipesPipeline.unzip(verts)...)
 Shape(s::Shape) = deepcopy(s)
 
 get_xs(shape::Shape) = shape.x
@@ -44,21 +42,17 @@ function coords(shape::Shape)
     shape.x, shape.y
 end
 
-function coords(shapes::AVec{Shape})
-    length(shapes) == 0 && return zeros(0), zeros(0)
-    xs = map(get_xs, shapes)
-    ys = map(get_ys, shapes)
-    x, y = map(copy, coords(shapes[1]))
-    for shape in shapes[2:end]
-        nanappend!(x, shape.x)
-        nanappend!(y, shape.y)
-    end
+#coords(shapes::AVec{Shape}) = unzip(map(coords, shapes))
+function coords(shapes::AVec{<:Shape})
+    c = map(coords, shapes)
+    x = [q[1] for q in c]
+    y = [q[2] for q in c]
     x, y
 end
 
 "get an array of tuples of points on a circle with radius `r`"
 function partialcircle(start_θ, end_θ, n = 20, r=1)
-    Tuple{Float64,Float64}[(r*cos(u),r*sin(u)) for u in range(start_θ, stop=end_θ, length=n)]
+    [(r*cos(u), r*sin(u)) for u in range(start_θ, stop=end_θ, length=n)]
 end
 
 "interleave 2 vectors into each other (like a zipper's teeth)"
@@ -77,7 +71,6 @@ function weave(x,y; ordering = Vector[x,y])
   ret
 end
 
-
 "create a star by weaving together points from an outer and inner circle.  `n` is the number of arms"
 function makestar(n; offset = -0.5, radius = 1.0)
     z1 = offset * π
@@ -93,7 +86,6 @@ function makeshape(n; offset = -0.5, radius = 1.0)
     Shape(partialcircle(z, z + 2π, n+1, radius))
 end
 
-
 function makecross(; offset = -0.5, radius = 1.0)
     z2 = offset * π
     z1 = z2 - π/8
@@ -103,7 +95,6 @@ function makecross(; offset = -0.5, radius = 1.0)
                 ordering=Vector[outercircle,innercircle,outercircle]))
 end
 
-
 from_polar(angle, dist) = P2(dist*cos(angle), dist*sin(angle))
 
 function makearrowhead(angle; h = 2.0, w = 0.4)
@@ -112,31 +103,6 @@ function makearrowhead(angle; h = 2.0, w = 0.4)
         from_polar(angle + 0.5π, w) - tip, (0,0)])
 end
 
-const _shape_keys = Symbol[
-  :circle,
-  :rect,
-  :star5,
-  :diamond,
-  :hexagon,
-  :cross,
-  :xcross,
-  :utriangle,
-  :dtriangle,
-  :rtriangle,
-  :ltriangle,
-  :pentagon,
-  :heptagon,
-  :octagon,
-  :star4,
-  :star6,
-  :star7,
-  :star8,
-  :vline,
-  :hline,
-  :+,
-  :x,
-]
-
 const _shapes = KW(
     :circle    => makeshape(20),
     :rect       => makeshape(4, offset=-0.25),
@@ -187,7 +153,7 @@ end
 function scale!(shape::Shape, x::Real, y::Real = x, c = center(shape))
     sx, sy = coords(shape)
     cx, cy = c
-    for i=1:length(sx)
+    for i=eachindex(sx)
         sx[i] = (sx[i] - cx) * x + cx
         sy[i] = (sy[i] - cy) * y + cy
     end
@@ -202,7 +168,7 @@ end
 "translate a Shape in space"
 function translate!(shape::Shape, x::Real, y::Real = x)
     sx, sy = coords(shape)
-    for i=1:length(sx)
+    for i=eachindex(sx)
         sx[i] += x
         sy[i] += y
     end
@@ -230,7 +196,7 @@ end
 function rotate!(shape::Shape, Θ::Real, c = center(shape))
     x, y = coords(shape)
     cx, cy = c
-    for i=1:length(x)
+    for i=eachindex(x)
         xi = rotate_x(x[i], y[i], Θ, cx, cy)
         yi = rotate_y(x[i], y[i], Θ, cx, cy)
         x[i], y[i] = xi, yi
@@ -239,9 +205,12 @@ function rotate!(shape::Shape, Θ::Real, c = center(shape))
 end
 
 "rotate an object in space"
-function rotate(shape::Shape, Θ::Real, c = center(shape))
-    shapecopy = deepcopy(shape)
-    rotate!(shapecopy, Θ, c)
+function rotate(shape::Shape, θ::Real, c = center(shape))
+    x, y = coords(shape)
+    cx, cy = c
+    x_new = rotate_x.(x, y, θ, cx, cy)
+    y_new = rotate_y.(x, y, θ, cx, cy)
+    Shape(x_new, y_new)
 end
 
 # -----------------------------------------------------------------------
@@ -319,7 +288,7 @@ function font(args...;kw...)
 
   for symbol in keys(kw)
     if symbol == :family
-      family = kw[:family]
+      family = string(kw[:family])
     elseif symbol == :pointsize
       pointsize = kw[:pointsize]
     elseif symbol == :halign
@@ -358,9 +327,15 @@ end
 Scales all **current** font sizes by `factor`. For example `scalefontsizes(1.1)` increases all current font sizes by 10%. To reset to initial sizes, use `scalefontsizes()`
 """
 function scalefontsizes(factor::Number)
-    for k in (:titlefontsize, :guidefontsize, :tickfontsize, :legendfontsize)
+    for k in (:titlefontsize, :legendfontsize, :legendtitlefontsize)
         scalefontsize(k, factor)
     end
+
+    for letter in (:x,:y,:z)
+        for k in (:guidefontsize, :tickfontsize)
+            scalefontsize(Symbol(letter, k), factor)
+        end
+    end
 end
 
 """
@@ -369,15 +344,27 @@ end
 Resets font sizes to initial default values.
 """
 function scalefontsizes()
-  for k in (:titlefontsize, :guidefontsize, :tickfontsize, :legendfontsize)
-      f = default(k)
-      if k in keys(_initial_fontsizes)
-        factor = f / _initial_fontsizes[k]
-        scalefontsize(k, 1.0/factor)
-      end
-  end
+    for k in (:titlefontsize, :legendfontsize, :legendtitlefontsize)
+        f = default(k)
+        if k in keys(_initial_fontsizes)
+            factor = f / _initial_fontsizes[k]
+            scalefontsize(k, 1.0/factor)
+        end
+    end
+
+    for letter in (:x,:y,:z)
+        for k in (:guidefontsize, :tickfontsize)
+            if k in keys(_initial_fontsizes)
+                f = default(Symbol(letter, k))
+                factor = f / _initial_fontsizes[k]
+                scalefontsize(Symbol(letter, k), 1.0/factor)
+            end
+        end
+    end
 end
 
+resetfontsizes() = scalefontsizes()
+
 "Wrap a string with font info"
 struct PlotText
   str::AbstractString
@@ -529,7 +516,7 @@ function series_annotations_shapes!(series::Series, scaletype::Symbol = :pixels)
     # end
 
     # @show msw msh
-    if anns != nothing && anns.baseshape != nothing
+    if anns !== nothing && anns.baseshape !== nothing
         # we use baseshape to overwrite the markershape attribute
         # with a list of custom shapes for each
         msw,msh = anns.scalefactor
@@ -568,7 +555,7 @@ mutable struct EachAnn
 end
 
 function Base.iterate(ea::EachAnn, i = 1)
-    if ea.anns == nothing || isempty(ea.anns.strs) || i > length(ea.y)
+    if ea.anns === nothing || isempty(ea.anns.strs) || i > length(ea.y)
         return nothing
     end
 
@@ -588,23 +575,47 @@ annotations(sa::SeriesAnnotations) = sa
 
 # Expand arrays of coordinates, positions and labels into induvidual annotations
 # and make sure labels are of type PlotText
-function process_annotation(sp::Subplot, xs, ys, labs, font = font())
+function process_annotation(sp::Subplot, xs, ys, labs, font = nothing)
     anns = []
     labs = makevec(labs)
-    for i in 1:max(length(xs), length(ys), length(labs))
-        x, y, lab = _cycle(xs, i), _cycle(ys, i), _cycle(labs, i)
+    xlength = length(methods(length, (typeof(xs),))) == 0 ? 1 : length(xs)
+    ylength = length(methods(length, (typeof(ys),))) == 0 ? 1 : length(ys)
+    if isnothing(font)
+        font = Plots.font(;
+                    family=sp[:annotationfontfamily],
+                    pointsize=sp[:annotationfontsize],
+                    halign=sp[:annotationhalign],
+                    valign=sp[:annotationvalign],
+                    rotation=sp[:annotationrotation],
+                    color=sp[:annotationcolor],
+                         )
+    end
+    for i in 1:max(xlength, ylength, length(labs))
+      x, y, lab = _cycle(xs, i), _cycle(ys, i), _cycle(labs, i)
+        x = typeof(x) <: TimeType ? Dates.value(x) : x
+        y = typeof(y) <: TimeType ? Dates.value(y) : y
         if lab == :auto
             alphabet = "abcdefghijklmnopqrstuvwxyz"
             push!(anns, (x, y, text(string("(", alphabet[sp[:subplot_index]], ")"), font)))
         else
-            push!(anns, (x, y, isa(lab, PlotText) ? lab : isa(lab, Tuple) ? text(lab...) : text(lab, font)))
+            push!(anns, (x, y, isa(lab, PlotText) ? lab : isa(lab, Tuple) ? text(lab[1], font, lab[2:end]...) : text(lab, font)))
         end
     end
     anns
 end
-function process_annotation(sp::Subplot, positions::Union{AVec{Symbol},Symbol}, labs, font = font())
+function process_annotation(sp::Subplot, positions::Union{AVec{Symbol},Symbol}, labs, font = nothing)
     anns = []
     positions, labs = makevec(positions), makevec(labs)
+    if isnothing(font)
+        font = Plots.font(;
+                          family=sp[:annotationfontfamily],
+                          pointsize=sp[:annotationfontsize],
+                          halign=sp[:annotationhalign],
+                          valign=sp[:annotationvalign],
+                          rotation=sp[:annotationrotation],
+                          color=sp[:annotationcolor],
+                         )
+    end
     for i in 1:max(length(positions), length(labs))
         pos, lab = _cycle(positions, i), _cycle(labs, i)
         pos = get(_positionAliases, pos, pos)
@@ -612,12 +623,15 @@ function process_annotation(sp::Subplot, positions::Union{AVec{Symbol},Symbol},
             alphabet = "abcdefghijklmnopqrstuvwxyz"
             push!(anns, (pos, text(string("(", alphabet[sp[:subplot_index]], ")"), font)))
         else
-            push!(anns, (pos, isa(lab, PlotText) ? lab : isa(lab, Tuple) ? text(lab...) : text(lab, font)))
+            push!(anns, (pos, isa(lab, PlotText) ? lab : isa(lab, Tuple) ? text(lab[1], font, lab[2:end]...) : text(lab, font)))
         end
     end
     anns
 end
 
+function process_any_label(lab, font=Font())
+    lab isa Tuple ? text(lab...) : text( lab, font )
+end
 # Give each annotation coordinates based on specified position
 function locate_annotation(sp::Subplot, pos::Symbol, lab::PlotText)
     position_multiplier = Dict{Symbol, Tuple{Float64,Float64}}(
@@ -634,6 +648,7 @@ function locate_annotation(sp::Subplot, pos::Symbol, lab::PlotText)
     (x, y, lab)
 end
 locate_annotation(sp::Subplot, x, y, label::PlotText) = (x, y, label)
+locate_annotation(sp::Subplot, x, y, z, label::PlotText) = (x, y, z, label)
 # -----------------------------------------------------------------------
 
 "type which represents z-values for colors and sizes (and anything else that might come up)"
@@ -648,23 +663,6 @@ end
 
 # -----------------------------------------------------------------------
 
-abstract type AbstractSurface end
-
-"represents a contour or surface mesh"
-struct Surface{M<:AMat} <: AbstractSurface
-  surf::M
-end
-
-Surface(f::Function, x, y) = Surface(Float64[f(xi,yi) for yi in y, xi in x])
-
-Base.Array(surf::Surface) = surf.surf
-
-for f in (:length, :size)
-  @eval Base.$f(surf::Surface, args...) = $f(surf.surf, args...)
-end
-Base.copy(surf::Surface) = Surface(copy(surf.surf))
-Base.eltype(surf::Surface{T}) where {T} = eltype(T)
-
 function expand_extrema!(a::Axis, surf::Surface)
     ex = a[:extrema]
     for vi in surf.surf
@@ -684,28 +682,7 @@ end
 # # I don't want to clash with ValidatedNumerics, but this would be nice:
 # ..(a::T, b::T) = (a,b)
 
-struct Volume{T}
-    v::Array{T,3}
-    x_extents::Tuple{T,T}
-    y_extents::Tuple{T,T}
-    z_extents::Tuple{T,T}
-end
 
-default_extents(::Type{T}) where {T} = (zero(T), one(T))
-
-function Volume(v::Array{T,3},
-                x_extents = default_extents(T),
-                y_extents = default_extents(T),
-                z_extents = default_extents(T)) where T
-    Volume(v, x_extents, y_extents, z_extents)
-end
-
-Base.Array(vol::Volume) = vol.v
-for f in (:length, :size)
-  @eval Base.$f(vol::Volume, args...) = $f(vol.v, args...)
-end
-Base.copy(vol::Volume{T}) where {T} = Volume{T}(copy(vol.v), vol.x_extents, vol.y_extents, vol.z_extents)
-Base.eltype(vol::Volume{T}) where {T} = T
 
 # -----------------------------------------------------------------------
 
@@ -769,17 +746,9 @@ function add_arrows(func::Function, x::AVec, y::AVec)
     end
 end
 
-# -----------------------------------------------------------------------
-
-"Represents data values with formatting that should apply to the tick labels."
-struct Formatted{T}
-    data::T
-    formatter::Function
-end
-
 # -----------------------------------------------------------------------
 "create a BezierCurve for plotting"
-mutable struct BezierCurve{T <: GeometryTypes.Point}
+mutable struct BezierCurve{T <: GeometryBasics.Point}
     control_points::Vector{T}
 end
 
@@ -794,7 +763,7 @@ end
 
 @deprecate curve_points coords
 
-coords(curve::BezierCurve, n::Integer = 30; range = [0,1]) = map(curve, range(range..., stop=n, length=50))
+coords(curve::BezierCurve, n::Integer = 30; range = [0,1]) = map(curve, Base.range(first(range), stop=last(range), length=n))
 
 # build a BezierCurve which leaves point p vertically upwards and arrives point q vertically upwards.
 # may create a loop if necessary.  Assumes the view is [0,1]

src/ijulia.jl

@@ -4,7 +4,7 @@ const use_local_plotlyjs = Ref(false)
 
 function _init_ijulia_plotting()
     # IJulia is more stable with local file
-    use_local_plotlyjs[] = isfile(plotly_local_file_path)
+    use_local_plotlyjs[] = plotly_local_file_path[] === nothing ? false : isfile(plotly_local_file_path[])
 
     ENV["MPLBACKEND"] = "Agg"
 end
@@ -20,7 +20,10 @@ frontends like jupyterlab and nteract.
 _ijulia__extra_mime_info!(plt::Plot, out::Dict) = out
 
 function _ijulia__extra_mime_info!(plt::Plot{PlotlyJSBackend}, out::Dict)
-    out["application/vnd.plotly.v1+json"] = JSON.lower(plt.o)
+    out["application/vnd.plotly.v1+json"] = Dict(
+        :data => plotly_series(plt),
+        :layout => plotly_layout(plt)
+    )
     out
 end
 
@@ -51,9 +54,9 @@ function _ijulia_display_dict(plt::Plot)
     elseif output_type == :html
         mime = "text/html"
         out[mime] = sprint(show, MIME(mime), plt)
+        _ijulia__extra_mime_info!(plt, out)
     else
         error("Unsupported output type $output_type")
     end
-    _ijulia__extra_mime_info!(plt, out)
     out
 end

src/init.jl

@@ -1,9 +1,12 @@
 using REPL
+using Scratch
+
+const plotly_local_file_path = Ref{Union{Nothing, String}}(nothing)
 
 
 function _plots_defaults()
     if isdefined(Main, :PLOTS_DEFAULTS)
-        Dict{Symbol,Any}(Main.PLOTS_DEFAULTS)
+        copy(Dict{Symbol,Any}(Main.PLOTS_DEFAULTS))
     else
         Dict{Symbol,Any}()
     end
@@ -13,10 +16,9 @@ end
 function __init__()
     user_defaults = _plots_defaults()
     if haskey(user_defaults, :theme)
-        theme(user_defaults[:theme])
-    end
-    for (k,v) in user_defaults
-        k == :theme || default(k, v)
+        theme(pop!(user_defaults, :theme); user_defaults...)
+    else
+        default(; user_defaults...)
     end
 
     insert!(Base.Multimedia.displays, findlast(x -> x isa Base.TextDisplay || x isa REPL.REPLDisplay, Base.Multimedia.displays) + 1, PlotsDisplay())
@@ -28,12 +30,45 @@ function __init__()
         insert!(Base.Multimedia.displays, findlast(x -> x isa REPL.REPLDisplay, Base.Multimedia.displays) + 1, PlotsDisplay())
     end)
 
-    @require HDF5 = "f67ccb44-e63f-5c2f-98bd-6dc0ccc4ba2f" include(joinpath(@__DIR__, "backends", "hdf5.jl"))
-    @require InspectDR = "d0351b0e-4b05-5898-87b3-e2a8edfddd1d" include(joinpath(@__DIR__, "backends", "inspectdr.jl"))
-    @require PGFPlots = "3b7a836e-365b-5785-a47d-02c71176b4aa" include(joinpath(@__DIR__, "backends", "pgfplots.jl"))
-    @require PlotlyJS = "f0f68f2c-4968-5e81-91da-67840de0976a" include(joinpath(@__DIR__, "backends", "plotlyjs.jl"))
-    @require PyPlot = "d330b81b-6aea-500a-939a-2ce795aea3ee" include(joinpath(@__DIR__, "backends", "pyplot.jl"))
-    @require UnicodePlots = "b8865327-cd53-5732-bb35-84acbb429228" include(joinpath(@__DIR__, "backends", "unicodeplots.jl"))
+    @require HDF5 = "f67ccb44-e63f-5c2f-98bd-6dc0ccc4ba2f" begin
+        fn = joinpath(@__DIR__, "backends", "hdf5.jl")
+        include(fn)
+    end
+
+    @require InspectDR = "d0351b0e-4b05-5898-87b3-e2a8edfddd1d" begin
+        fn = joinpath(@__DIR__, "backends", "inspectdr.jl")
+        include(fn)
+    end
+
+    @require PGFPlots = "3b7a836e-365b-5785-a47d-02c71176b4aa" begin
+        fn = joinpath(@__DIR__, "backends", "deprecated", "pgfplots.jl")
+        include(fn)
+    end
+
+    @require PlotlyBase = "a03496cd-edff-5a9b-9e67-9cda94a718b5" begin
+        fn = joinpath(@__DIR__, "backends", "plotlybase.jl")
+        include(fn)
+    end
+
+    @require PGFPlotsX = "8314cec4-20b6-5062-9cdb-752b83310925" begin
+        fn = joinpath(@__DIR__, "backends", "pgfplotsx.jl")
+        include(fn)
+    end
+
+    @require PlotlyJS = "f0f68f2c-4968-5e81-91da-67840de0976a" begin
+        fn = joinpath(@__DIR__, "backends", "plotlyjs.jl")
+        include(fn)
+    end
+
+    @require PyPlot = "d330b81b-6aea-500a-939a-2ce795aea3ee" begin
+        fn = joinpath(@__DIR__, "backends", "pyplot.jl")
+        include(fn)
+    end
+
+    @require UnicodePlots = "b8865327-cd53-5732-bb35-84acbb429228" begin
+        fn = joinpath(@__DIR__, "backends", "unicodeplots.jl")
+        include(fn)
+    end
 
     @require IJulia = "7073ff75-c697-5162-941a-fcdaad2a7d2a" begin
         if IJulia.inited
@@ -43,16 +78,17 @@ function __init__()
         end
     end
 
-    if haskey(ENV, "PLOTS_HOST_DEPENDENCY_LOCAL")
-        use_local_plotlyjs[] = ENV["PLOTS_HOST_DEPENDENCY_LOCAL"] == "true"
-        use_local_dependencies[] = isfile(plotly_local_file_path) && use_local_plotlyjs[]
-        if use_local_plotlyjs[] && !isfile(plotly_local_file_path)
-            @warn("PLOTS_HOST_DEPENDENCY_LOCAL is set to true, but no local plotly file found. run Pkg.build(\"Plots\") and make sure PLOTS_HOST_DEPENDENCY_LOCAL is set to true")
+    if get(ENV, "PLOTS_HOST_DEPENDENCY_LOCAL", "false") == "true"
+        global plotly_local_file_path[] = joinpath(@get_scratch!("plotly"), _plotly_min_js_filename)
+        if !isfile(plotly_local_file_path[])
+            download("https://cdn.plot.ly/$(_plotly_min_js_filename)", plotly_local_file_path[])
         end
-    else
-        use_local_dependencies[] = use_local_plotlyjs[]
+
+        use_local_plotlyjs[] = true
     end
 
+    use_local_dependencies[] = use_local_plotlyjs[]
+
 
     @require FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549" begin
         _show(io::IO, mime::MIME"image/png", plt::Plot{<:PDFBackends}) = _show_pdfbackends(io, mime, plt)

src/layouts.jl

@@ -4,34 +4,6 @@
 to_pixels(m::AbsoluteLength) = m.value / 0.254
 
 const _cbar_width = 5mm
-
-#Base.broadcast(::typeof(Base.:.*), m::Measure, n::Number) = m * n
-#Base.broadcast(::typeof(Base.:.*), m::Number, n::Measure) = m * n
-Base.:-(m::Measure, a::AbstractArray) = map(ai -> m - ai, a)
-Base.:-(a::AbstractArray, m::Measure) = map(ai -> ai - m, a)
-Base.zero(::Type{typeof(mm)}) = 0mm
-Base.one(::Type{typeof(mm)}) = 1mm
-Base.typemin(::typeof(mm)) = -Inf*mm
-Base.typemax(::typeof(mm)) = Inf*mm
-Base.convert(::Type{F}, l::AbsoluteLength) where {F<:AbstractFloat} = convert(F, l.value)
-
-# TODO: these are unintuitive and may cause tricky bugs
-# Base.:+(m1::AbsoluteLength, m2::Length{:pct}) = AbsoluteLength(m1.value * (1 + m2.value))
-# Base.:+(m1::Length{:pct}, m2::AbsoluteLength) = AbsoluteLength(m2.value * (1 + m1.value))
-# Base.:-(m1::AbsoluteLength, m2::Length{:pct}) = AbsoluteLength(m1.value * (1 - m2.value))
-# Base.:-(m1::Length{:pct}, m2::AbsoluteLength) = AbsoluteLength(m2.value * (m1.value - 1))
-
-Base.:*(m1::AbsoluteLength, m2::Length{:pct}) = AbsoluteLength(m1.value * m2.value)
-Base.:*(m1::Length{:pct}, m2::AbsoluteLength) = AbsoluteLength(m2.value * m1.value)
-Base.:/(m1::AbsoluteLength, m2::Length{:pct}) = AbsoluteLength(m1.value / m2.value)
-Base.:/(m1::Length{:pct}, m2::AbsoluteLength) = AbsoluteLength(m2.value / m1.value)
-
-
-Base.zero(::Type{typeof(pct)}) = 0pct
-Base.one(::Type{typeof(pct)}) = 1pct
-Base.typemin(::typeof(pct)) = 0pct
-Base.typemax(::typeof(pct)) = 1pct
-
 const defaultbox = BoundingBox(0mm, 0mm, 0mm, 0mm)
 
 left(bbox::BoundingBox) = bbox.x0[1]
@@ -107,7 +79,6 @@ function resolve_mixed(mix::MixedMeasures, sp::Subplot, letter::Symbol)
     if mix.len != 0mm
         f = (letter == :x ? width : height)
         totlen = f(plotarea(sp))
-        @show totlen
         pct += mix.len / totlen
     end
     if pct != 0
@@ -218,6 +189,7 @@ bottompad(layout::AbstractLayout) = 0mm
 # this is the parent of the top-level layout
 struct RootLayout <: AbstractLayout end
 
+Base.show(io::IO, layout::RootLayout) = Base.show_default(io, layout)
 Base.parent(::RootLayout) = nothing
 parent_bbox(::RootLayout) = defaultbox
 bbox(::RootLayout) = defaultbox
@@ -258,7 +230,7 @@ end
     grid(args...; kw...)
 
 Create a grid layout for subplots. `args` specify the dimensions, e.g.
-`grid(3,2, widths = (0.6,04))` creates a grid with three rows and two
+`grid(3,2, widths = (0.6,0.4))` creates a grid with three rows and two
 columns of different width.
 """
 grid(args...; kw...) = GridLayout(args...; kw...)
@@ -345,10 +317,8 @@ end
 # recursively compute the bounding boxes for the layout and plotarea (relative to canvas!)
 function update_child_bboxes!(layout::GridLayout, minimum_perimeter = [0mm,0mm,0mm,0mm])
     nr, nc = size(layout)
-
     # # create a matrix for each minimum padding direction
     # _update_min_padding!(layout)
-
     minpad_left   = map(leftpad,   layout.grid)
     minpad_top    = map(toppad,    layout.grid)
     minpad_right  = map(rightpad,  layout.grid)
@@ -407,10 +377,10 @@ function update_child_bboxes!(layout::GridLayout, minimum_perimeter = [0mm,0mm,0
         # this is the minimum perimeter as decided by this child's parent, so that
         # all children on this border have the same value
         min_child_perimeter = [
-            c == 1  ? layout.minpad[1] : 0mm,
-            r == 1  ? layout.minpad[2] : 0mm,
-            c == nc ? layout.minpad[3] : 0mm,
-            r == nr ? layout.minpad[4] : 0mm
+            c == 1  ? layout.minpad[1] : pad_left[c],
+            r == 1  ? layout.minpad[2] : pad_top[r],
+            c == nc ? layout.minpad[3] : pad_right[c],
+            r == nr ? layout.minpad[4] : pad_bottom[r]
         ]
 
         # recursively update the child's children
@@ -464,12 +434,12 @@ end
 # constructors
 
 # pass the layout arg through
-function layout_args(plotattributes::KW)
-    layout_args(get(plotattributes, :layout, default(:layout)))
+function layout_args(plotattributes::AKW)
+    layout_args(plotattributes[:layout])
 end
 
-function layout_args(plotattributes::KW, n_override::Integer)
-    layout, n = layout_args(get(plotattributes, :layout, n_override))
+function layout_args(plotattributes::AKW, n_override::Integer)
+    layout, n = layout_args(n_override, get(plotattributes, :layout, n_override))
     if n != n_override
         error("When doing layout, n ($n) != n_override ($(n_override)).  You're probably trying to force existing plots into a layout that doesn't fit them.")
     end
@@ -481,12 +451,27 @@ function layout_args(n::Integer)
     GridLayout(nr, nc), n
 end
 
-function layout_args(sztup::NTuple{2,I}) where I<:Integer
+function layout_args(sztup::NTuple{2, Integer})
     nr, nc = sztup
     GridLayout(nr, nc), nr*nc
 end
 
-function layout_args(sztup::NTuple{3,I}) where I<:Integer
+layout_args(n_override::Integer, n::Integer) = layout_args(n)
+layout_args(n, sztup::NTuple{2, Integer}) = layout_args(sztup)
+
+function layout_args(n, sztup::Tuple{Colon, Integer})
+    nc = sztup[2]
+    nr = ceil(Int, n / nc)
+    GridLayout(nr, nc), n
+end
+
+function layout_args(n, sztup::Tuple{Integer, Colon})
+    nr = sztup[1]
+    nc = ceil(Int, n / nr)
+    GridLayout(nr, nc), n
+end
+
+function layout_args(sztup::NTuple{3, Integer})
     n, nr, nc = sztup
     nr, nc = compute_gridsize(n, nr, nc)
     GridLayout(nr, nc), n
@@ -499,6 +484,8 @@ function layout_args(layout::GridLayout)
     layout, n
 end
 
+layout_args(n_override::Integer, layout::GridLayout) = layout_args(layout)
+
 layout_args(huh) = error("unhandled layout type $(typeof(huh)): $huh")
 
 
@@ -599,7 +586,7 @@ end
 # ----------------------------------------------------------------------
 # @layout macro
 
-function add_layout_pct!(kw::KW, v::Expr, idx::Integer, nidx::Integer)
+function add_layout_pct!(kw::AKW, v::Expr, idx::Integer, nidx::Integer)
     # dump(v)
     # something like {0.2w}?
     if v.head == :call && v.args[1] == :*
@@ -620,7 +607,7 @@ function add_layout_pct!(kw::KW, v::Expr, idx::Integer, nidx::Integer)
     error("Couldn't match layout curly (idx=$idx): $v")
 end
 
-function add_layout_pct!(kw::KW, v::Number, idx::Integer)
+function add_layout_pct!(kw::AKW, v::Number, idx::Integer)
     # kw[idx == 1 ? :w : :h] = v*pct
     idx == 1 && (kw[:w] = v*pct)
     (idx == 2 || nidx == 1) && (kw[:h] = v*pct)

src/legend.jl

@@ -0,0 +1,59 @@
+"""
+```julia
+legend_pos_from_angle(theta, xmin, xcenter, xmax, ymin, ycenter, ymax, inout)
+```
+
+Return `(x,y)` at an angle `theta` degrees from
+`(xcenter,ycenter)` on a rectangle defined by (`xmin`,
+`xmax`, `ymin`, `ymax`).
+"""
+function legend_pos_from_angle(theta, xmin, xcenter, xmax, ymin, ycenter, ymax)
+    (s,c) = sincosd(theta)
+    x = c < 0 ? (xmin-xcenter)/c : (xmax-xcenter)/c
+    y = s < 0 ? (ymin-ycenter)/s : (ymax-ycenter)/s
+    A = min(x,y)
+    return (xcenter + A*c, ycenter + A*s)
+end
+
+
+"""
+Split continuous range `[-1,1]` evenly into an integer `[1,2,3]`
+"""
+function legend_anchor_index(x)
+    x<-1//3 && return 1
+    x<1//3 && return 2
+    return 3
+end
+
+"""
+Turn legend argument into a (theta, :inner) or (theta, :outer) tuple.
+For backends where legend position is given in normal coordinates (0,0) -- (1,1),
+so :topleft exactly corresponds to (45, :inner) etc.
+
+If `leg` is a (::Real,::Real) tuple, keep it as is.
+"""
+legend_angle(leg::Real) = (leg,:inner)
+legend_angle(leg::Tuple{S,T}) where {S<:Real,T<:Real} = leg
+legend_angle(leg::Tuple{S,Symbol}) where S<:Real = leg
+legend_angle(leg::Symbol) = get(
+                                (
+                                 topleft            =   (135,:inner),
+                                 top                =   (90, :inner),
+                                 topright           =   (45, :inner),
+                                 left               =   (180,:inner),
+                                 right              =   (0,  :inner),
+                                 bottomleft         =   (225,:inner),
+                                 bottom             =   (270,:inner),
+                                 bottomright        =   (315,:inner),
+                                 outertopleft       =   (135,:outer),
+                                 outertop           =   (90, :outer),
+                                 outertopright      =   (45, :outer),
+                                 outerleft          =   (180,:outer),
+                                 outerright         =   (0,  :outer),
+                                 outerbottomleft    =   (225,:outer),
+                                 outerbottom        =   (270,:outer),
+                                 outerbottomright   =   (315,:outer),
+                                ),
+                                leg,
+                                (45, :inner)
+                               )

src/output.jl

@@ -1,57 +1,62 @@
 
-
 defaultOutputFormat(plt::Plot) = "png"
 
 function png(plt::Plot, fn::AbstractString)
-  fn = addExtension(fn, "png")
-  io = open(fn, "w")
-  show(io, MIME("image/png"), plt)
-  close(io)
+    fn = addExtension(fn, "png")
+    io = open(fn, "w")
+    show(io, MIME("image/png"), plt)
+    close(io)
 end
 png(fn::AbstractString) = png(current(), fn)
 
 function svg(plt::Plot, fn::AbstractString)
-  fn = addExtension(fn, "svg")
-  io = open(fn, "w")
-  show(io, MIME("image/svg+xml"), plt)
-  close(io)
+    fn = addExtension(fn, "svg")
+    io = open(fn, "w")
+    show(io, MIME("image/svg+xml"), plt)
+    close(io)
 end
 svg(fn::AbstractString) = svg(current(), fn)
 
-
 function pdf(plt::Plot, fn::AbstractString)
-  fn = addExtension(fn, "pdf")
-  io = open(fn, "w")
-  show(io, MIME("application/pdf"), plt)
-  close(io)
+    fn = addExtension(fn, "pdf")
+    io = open(fn, "w")
+    show(io, MIME("application/pdf"), plt)
+    close(io)
 end
 pdf(fn::AbstractString) = pdf(current(), fn)
 
-
 function ps(plt::Plot, fn::AbstractString)
-  fn = addExtension(fn, "ps")
-  io = open(fn, "w")
-  show(io, MIME("application/postscript"), plt)
-  close(io)
+    fn = addExtension(fn, "ps")
+    io = open(fn, "w")
+    show(io, MIME("application/postscript"), plt)
+    close(io)
 end
 ps(fn::AbstractString) = ps(current(), fn)
 
 function eps(plt::Plot, fn::AbstractString)
-  fn = addExtension(fn, "eps")
-  io = open(fn, "w")
-  show(io, MIME("image/eps"), plt)
-  close(io)
+    fn = addExtension(fn, "eps")
+    io = open(fn, "w")
+    show(io, MIME("image/eps"), plt)
+    close(io)
 end
 eps(fn::AbstractString) = eps(current(), fn)
 
 function tex(plt::Plot, fn::AbstractString)
-  fn = addExtension(fn, "tex")
-  io = open(fn, "w")
-  show(io, MIME("application/x-tex"), plt)
-  close(io)
+    fn = addExtension(fn, "tex")
+    io = open(fn, "w")
+    show(io, MIME("application/x-tex"), plt)
+    close(io)
 end
 tex(fn::AbstractString) = tex(current(), fn)
 
+function json(plt::Plot, fn::AbstractString)
+    fn = addExtension(fn, "json")
+    io = open(fn, "w")
+    show(io, MIME("application/vnd.plotly.v1+json"), plt)
+    close(io)
+end
+json(fn::AbstractString) = json(current(), fn)
+
 function html(plt::Plot, fn::AbstractString)
     fn = addExtension(fn, "html")
     io = open(fn, "w")
@@ -60,39 +65,40 @@ function html(plt::Plot, fn::AbstractString)
 end
 html(fn::AbstractString) = html(current(), fn)
 
+function txt(plt::Plot, fn::AbstractString)
+    fn = addExtension(fn, "txt")
+    io = open(fn, "w")
+    show(io, MIME("text/plain"), plt)
+    close(io)
+end
+txt(fn::AbstractString) = txt(current(), fn)
+
 
 # ----------------------------------------------------------------
 
-
 const _savemap = Dict(
     "png" => png,
     "svg" => svg,
     "pdf" => pdf,
-    "ps"  => ps,
+    "ps" => ps,
     "eps" => eps,
     "tex" => tex,
+    "json" => json,
     "html" => html,
-  )
+    "tikz" => tex,
+    "txt" => txt,
+)
 
-function getExtension(fn::AbstractString)
-  pieces = split(fn, ".")
-  length(pieces) > 1 || error("Can't extract file extension: ", fn)
-  ext = pieces[end]
-  haskey(_savemap, ext) || error("Invalid file extension: ", fn)
-  ext
-end
+const _extension_map = Dict("tikz" => "tex")
 
 function addExtension(fn::AbstractString, ext::AbstractString)
-  try
-    oldext = getExtension(fn)
-    if oldext == ext
-      return fn
+    oldfn, oldext = splitext(fn)
+    oldext = chop(oldext, head = 1, tail = 0)
+    if get(_extension_map, oldext, oldext) == ext
+        return fn
     else
-      return "$fn.$ext"
+        return string(fn, ".", ext)
     end
-  catch
-    return "$fn.$ext"
-  end
 end
 
 """
@@ -103,27 +109,28 @@ type is inferred from the file extension. All backends support png and pdf
 file types, some also support svg, ps, eps, html and tex.
 """
 function savefig(plt::Plot, fn::AbstractString)
-  fn = abspath(expanduser(fn))
-  # get the extension
-  local ext
-  try
-    ext = getExtension(fn)
-  catch
-    # if we couldn't extract the extension, add the default
-    ext = defaultOutputFormat(plt)
-    fn = addExtension(fn, ext)
-  end
+    fn = abspath(expanduser(fn))
 
-  # save it
-  func = get(_savemap, ext) do
-    error("Unsupported extension $ext with filename ", fn)
-  end
-  func(plt, fn)
+    # get the extension
+    _, ext = splitext(fn)
+    ext = chop(ext, head = 1, tail = 0)
+    if isempty(ext)
+        ext = defaultOutputFormat(plt)
+    end
+
+    # save it
+    if haskey(_savemap, ext)
+        func = _savemap[ext]
+        return func(plt, fn)
+    else
+        error("Invalid file extension: ", fn)
+    end
 end
 savefig(fn::AbstractString) = savefig(current(), fn)
 
 
 # ---------------------------------------------------------
+
 """
     gui([plot])
 
@@ -146,17 +153,13 @@ end
 _do_plot_show(plt, showval::Bool) = showval && gui(plt)
 function _do_plot_show(plt, showval::Symbol)
     showval == :gui && gui(plt)
-    showval in (:inline,:ijulia) && inline(plt)
+    showval in (:inline, :ijulia) && inline(plt)
 end
 
 # ---------------------------------------------------------
 
-const _best_html_output_type = KW(
-    :pyplot => :png,
-    :unicodeplots => :txt,
-    :plotlyjs => :html,
-    :plotly => :html
-)
+const _best_html_output_type =
+    KW(:pyplot => :png, :unicodeplots => :txt, :plotlyjs => :html, :plotly => :html)
 
 # a backup for html... passes to svg or png depending on the html_output_format arg
 function _show(io::IO, ::MIME"text/html", plt::Plot)
@@ -166,7 +169,12 @@ function _show(io::IO, ::MIME"text/html", plt::Plot)
     end
     if output_type == :png
         # @info("writing png to html output")
-        print(io, "<img src=\"data:image/png;base64,", base64encode(show, MIME("image/png"), plt), "\" />")
+        print(
+            io,
+            "<img src=\"data:image/png;base64,",
+            base64encode(show, MIME("image/png"), plt),
+            "\" />",
+        )
     elseif output_type == :svg
         # @info("writing svg to html output")
         show(io, MIME("image/svg+xml"), plt)
@@ -178,7 +186,7 @@ function _show(io::IO, ::MIME"text/html", plt::Plot)
 end
 
 # delegate showable to _show instead
-function Base.showable(m::M, plt::P) where {M<:MIME, P<:Plot}
+function Base.showable(m::M, plt::P) where {M <: MIME, P <: Plot}
     return hasmethod(_show, Tuple{IO, M, P})
 end
 
@@ -186,23 +194,32 @@ function _display(plt::Plot)
     @warn("_display is not defined for this backend.")
 end
 
+Base.show(io::IO, m::MIME"text/plain", plt::Plot) = show(io, plt)
 # for writing to io streams... first prepare, then callback
-for mime in ("text/plain", "text/html", "image/png", "image/eps", "image/svg+xml",
-             "application/eps", "application/pdf", "application/postscript",
-             "application/x-tex", "application/vnd.plotly.v1+json")
+for mime in (
+    "text/html",
+    "image/png",
+    "image/eps",
+    "image/svg+xml",
+    "application/eps",
+    "application/pdf",
+    "application/postscript",
+    "application/x-tex",
+    "application/vnd.plotly.v1+json",
+)
     @eval function Base.show(io::IO, m::MIME{Symbol($mime)}, plt::Plot)
         if haskey(io, :juno_plotsize)
-          showjuno(io, m, plt)
+            showjuno(io, m, plt)
         else
-          prepare_output(plt)
-          _show(io, m, plt)
+            prepare_output(plt)
+            _show(io, m, plt)
         end
         return nothing
     end
 end
 
-# default text/plain for all backends
-_show(io::IO, ::MIME{Symbol("text/plain")}, plt::Plot) = show(io, plt)
+Base.show(io::IO, m::MIME"application/prs.juno.plotpane+html", plt::Plot) =
+    showjuno(io, MIME("text/html"), plt)
 
 "Close all open gui windows of the current backend"
 closeall() = closeall(backend())
@@ -229,33 +246,28 @@ closeall() = closeall(backend())
 # Atom PlotPane
 # ---------------------------------------------------------
 function showjuno(io::IO, m, plt)
-    sz = plt[:size]
     dpi = plt[:dpi]
-    thickness_scaling = plt[:thickness_scaling]
 
-    jsize = get(io, :juno_plotsize, [400, 500])
+    jratio = get(io, :juno_dpi_ratio, 1)
 
-    scale = minimum(jsize[i] / sz[i] for i in 1:2)
-    plt[:size] = (s * scale for s in sz)
-    plt[:dpi] = Plots.DPI
-    plt[:thickness_scaling] *= scale
+    plt[:dpi] = jratio * Plots.DPI
 
     prepare_output(plt)
     try
-      _showjuno(io, m, plt)
+        _showjuno(io, m, plt)
     finally
-      plt[:size] = sz
-      plt[:dpi] = dpi
-      plt[:thickness_scaling] = thickness_scaling
+        plt[:dpi] = dpi
     end
 end
 
 function _showjuno(io::IO, m::MIME"image/svg+xml", plt)
-  if Symbol(plt.attr[:html_output_format]) ≠ :svg
-    throw(MethodError(show, (typeof(m), typeof(plt))))
-  else
-    _show(io, m, plt)
-  end
+    if Symbol(plt.attr[:html_output_format]) ≠ :svg
+        throw(MethodError(show, (typeof(m), typeof(plt))))
+    else
+        _show(io, m, plt)
+    end
 end
 
+Base.showable(::MIME"application/prs.juno.plotpane+html", plt::Plot) = false
+
 _showjuno(io::IO, m, plt) = _show(io, m, plt)

src/pipeline.jl

@@ -1,103 +1,73 @@
+# RecipesPipeline API
 
+## Warnings
 
-# ------------------------------------------------------------------
-# preprocessing
-
-function command_idx(kw_list::AVec{KW}, kw::KW)
-    Int(kw[:series_plotindex]) - Int(kw_list[1][:series_plotindex]) + 1
-end
-
-function _expand_seriestype_array(plotattributes::KW, args)
-    sts = get(plotattributes, :seriestype, :path)
-    if typeof(sts) <: AbstractArray
-        delete!(plotattributes, :seriestype)
-        rd = Vector{RecipeData}(undef, size(sts, 1))
-        for r in 1:size(sts, 1)
-            dc = copy(plotattributes)
-            dc[:seriestype] = sts[r:r,:]
-            rd[r] = RecipeData(dc, args)
-        end
-        rd
-    else
-        RecipeData[RecipeData(copy(plotattributes), args)]
-    end
-end
-
-function _preprocess_args(plotattributes::KW, args, still_to_process::Vector{RecipeData})
-    # the grouping mechanism is a recipe on a GroupBy object
-    # we simply add the GroupBy object to the front of the args list to allow
-    # the recipe to be applied
-    if haskey(plotattributes, :group)
-        args = (extractGroupArgs(plotattributes[:group], args...), args...)
-    end
-
-    # if we were passed a vector/matrix of seriestypes and there's more than one row,
-    # we want to duplicate the inputs, once for each seriestype row.
-    if !isempty(args)
-        append!(still_to_process, _expand_seriestype_array(plotattributes, args))
-    end
-
-    # remove subplot and axis args from plotattributes... they will be passed through in the kw_list
-    if !isempty(args)
-        for (k,v) in plotattributes
-            for defdict in (_subplot_defaults,
-                            _axis_defaults,
-                            _axis_defaults_byletter)
-                if haskey(defdict, k)
-                    delete!(plotattributes, k)
+function RecipesPipeline.warn_on_recipe_aliases!(
+    plt::Plot,
+    plotattributes::AKW,
+    recipe_type::Symbol,
+    @nospecialize(args)
+)
+    for k in keys(plotattributes)
+        if !is_default_attribute(k)
+            dk = get(_keyAliases, k, k)
+            if k !== dk
+                if recipe_type == :user
+                    signature_string = RecipesPipeline.userrecipe_signature_string(args)
+                elseif recipe_type == :type
+                    signature_string = RecipesPipeline.typerecipe_signature_string(args)
+                elseif recipe_type == :plot
+                    signature_string = RecipesPipeline.plotrecipe_signature_string(args)
+                elseif recipe_type == :series
+                    signature_string = RecipesPipeline.seriesrecipe_signature_string(args)
+                else
+                    throw(ArgumentError("Invalid recipe type `$recipe_type`"))
                 end
+                @warn "Attribute alias `$k` detected in the $recipe_type recipe defined for the signature $signature_string. To ensure expected behavior it is recommended to use the default attribute `$dk`."
             end
+            plotattributes[dk] = RecipesPipeline.pop_kw!(plotattributes, k)
+        end
+    end
+end
+
+
+## Grouping
+
+RecipesPipeline.splittable_attribute(plt::Plot, key, val::SeriesAnnotations, len) =
+    RecipesPipeline.splittable_attribute(plt, key, val.strs, len)
+
+function RecipesPipeline.split_attribute(plt::Plot, key, val::SeriesAnnotations, indices)
+    split_strs = RecipesPipeline.split_attribute(plt, key, val.strs, indices)
+    return SeriesAnnotations(split_strs, val.font, val.baseshape, val.scalefactor)
+end
+
+
+## Preprocessing attributes
+function RecipesPipeline.preprocess_axis_args!(plt::Plot, plotattributes, letter)
+    # Fix letter for seriestypes that are x only but data gets passed as y
+    if treats_y_as_x(get(plotattributes, :seriestype, :path))
+        if get(plotattributes, :orientation, :vertical) == :vertical
+            letter = :x
         end
     end
 
-    args
+    plotattributes[:letter] = letter
+    RecipesPipeline.preprocess_axis_args!(plt, plotattributes)
 end
 
-# ------------------------------------------------------------------
-# user recipes
+RecipesPipeline.preprocess_attributes!(plt::Plot, plotattributes) =
+    RecipesPipeline.preprocess_attributes!(plotattributes) # in src/args.jl
+
+RecipesPipeline.is_axis_attribute(plt::Plot, attr) = is_axis_attr_noletter(attr) # in src/args.jl
+
+RecipesPipeline.is_subplot_attribute(plt::Plot, attr) = is_subplot_attr(attr) # in src/args.jl
 
 
-function _process_userrecipes(plt::Plot, plotattributes::KW, args)
-    still_to_process = RecipeData[]
-    args = _preprocess_args(plotattributes, args, still_to_process)
+## User recipes
 
-    # for plotting recipes, swap out the args and update the parameter dictionary
-    # we are keeping a stack of series that still need to be processed.
-    # each pass through the loop, we pop one off and apply the recipe.
-    # the recipe will return a list a Series objects... the ones that are
-    # finished (no more args) get added to the kw_list, the ones that are not
-    # are placed on top of the stack and are then processed further.
-    kw_list = KW[]
-    while !isempty(still_to_process)
-        # grab the first in line to be processed and either add it to the kw_list or
-        # pass it through apply_recipe to generate a list of RecipeData objects (data + attributes)
-        # for further processing.
-        next_series = popfirst!(still_to_process)
-        # recipedata should be of type RecipeData.  if it's not then the inputs must not have been fully processed by recipes
-        if !(typeof(next_series) <: RecipeData)
-            error("Inputs couldn't be processed... expected RecipeData but got: $next_series")
-        end
-        if isempty(next_series.args)
-            _process_userrecipe(plt, kw_list, next_series)
-        else
-            rd_list = RecipesBase.apply_recipe(next_series.plotattributes, next_series.args...)
-            prepend!(still_to_process,rd_list)
-        end
-    end
-
-    # don't allow something else to handle it
-    plotattributes[:smooth] = false
-    kw_list
-end
-
-function _process_userrecipe(plt::Plot, kw_list::Vector{KW}, recipedata::RecipeData)
-    # when the arg tuple is empty, that means there's nothing left to recursively
-    # process... finish up and add to the kw_list
-    kw = recipedata.plotattributes
-    preprocessArgs!(kw)
+function RecipesPipeline.process_userrecipe!(plt::Plot, kw_list, kw)
     _preprocess_userrecipe(kw)
-    warnOnUnsupported_scales(plt.backend, kw)
-
+    warn_on_unsupported_scales(plt.backend, kw)
     # add the plot index
     plt.n += 1
     kw[:series_plotindex] = plt.n
@@ -108,35 +78,34 @@ function _process_userrecipe(plt::Plot, kw_list::Vector{KW}, recipedata::RecipeD
     return
 end
 
-function _preprocess_userrecipe(kw::KW)
+function _preprocess_userrecipe(kw::AKW)
     _add_markershape(kw)
 
-    # if there was a grouping, filter the data here
-    _filter_input_data!(kw)
-
     # map marker_z if it's a Function
     if isa(get(kw, :marker_z, nothing), Function)
         # TODO: should this take y and/or z as arguments?
-        kw[:marker_z] = isa(kw[:z], Nothing) ? map(kw[:marker_z], kw[:x], kw[:y]) : map(kw[:marker_z], kw[:x], kw[:y], kw[:z])
+        kw[:marker_z] = isa(kw[:z], Nothing) ? map(kw[:marker_z], kw[:x], kw[:y]) :
+            map(kw[:marker_z], kw[:x], kw[:y], kw[:z])
     end
 
     # map line_z if it's a Function
     if isa(get(kw, :line_z, nothing), Function)
-        kw[:line_z] = isa(kw[:z], Nothing) ? map(kw[:line_z], kw[:x], kw[:y]) : map(kw[:line_z], kw[:x], kw[:y], kw[:z])
+        kw[:line_z] = isa(kw[:z], Nothing) ? map(kw[:line_z], kw[:x], kw[:y]) :
+            map(kw[:line_z], kw[:x], kw[:y], kw[:z])
     end
 
     # convert a ribbon into a fillrange
-    if get(kw, :ribbon, nothing) != nothing
+    if get(kw, :ribbon, nothing) !== nothing
         make_fillrange_from_ribbon(kw)
     end
     return
 end
 
-function _add_errorbar_kw(kw_list::Vector{KW}, kw::KW)
+function _add_errorbar_kw(kw_list::Vector{KW}, kw::AKW)
     # handle error bars by creating new recipedata data... these will have
     # the same recipedata index as the recipedata they are copied from
-    for esym in (:xerror, :yerror)
-        if get(kw, esym, nothing) != nothing
+    for esym in (:xerror, :yerror, :zerror)
+        if get(kw, esym, nothing) !== nothing
             # we make a copy of the KW and apply an errorbar recipe
             errkw = copy(kw)
             errkw[:seriestype] = esym
@@ -147,65 +116,65 @@ function _add_errorbar_kw(kw_list::Vector{KW}, kw::KW)
     end
 end
 
-function _add_smooth_kw(kw_list::Vector{KW}, kw::KW)
+function _add_smooth_kw(kw_list::Vector{KW}, kw::AKW)
     # handle smoothing by adding a new series
     if get(kw, :smooth, false)
         x, y = kw[:x], kw[:y]
         β, α = convert(Matrix{Float64}, [x ones(length(x))]) \ convert(Vector{Float64}, y)
         sx = [ignorenan_minimum(x), ignorenan_maximum(x)]
         sy = β .* sx .+ α
-        push!(kw_list, merge(copy(kw), KW(
-            :seriestype => :path,
-            :x => sx,
-            :y => sy,
-            :fillrange => nothing,
-            :label => "",
-            :primary => false,
-        )))
+        push!(
+            kw_list,
+            merge(
+                copy(kw),
+                KW(
+                    :seriestype => :path,
+                    :x => sx,
+                    :y => sy,
+                    :fillrange => nothing,
+                    :label => "",
+                    :primary => false,
+                ),
+            ),
+        )
     end
 end
 
-# ------------------------------------------------------------------
-# plot recipes
 
-# Grab the first in line to be processed and pass it through apply_recipe
-# to generate a list of RecipeData objects (data + attributes).
-# If we applied a "plot recipe" without error, then add the returned datalist's KWs,
-# otherwise we just add the original KW.
-function _process_plotrecipe(plt::Plot, kw::KW, kw_list::Vector{KW}, still_to_process::Vector{KW})
-    if !isa(get(kw, :seriestype, nothing), Symbol)
-        # seriestype was never set, or it's not a Symbol, so it can't be a plot recipe
-        push!(kw_list, kw)
-        return
-    end
-    try
-        st = kw[:seriestype]
-        st = kw[:seriestype] = get(_typeAliases, st, st)
-        datalist = RecipesBase.apply_recipe(kw, Val{st}, plt)
-        for data in datalist
-            preprocessArgs!(data.plotattributes)
-            if data.plotattributes[:seriestype] == st
-                error("Plot recipe $st returned the same seriestype: $(data.plotattributes)")
-            end
-            push!(still_to_process, data.plotattributes)
-        end
-    catch err
-        if isa(err, MethodError)
-            push!(kw_list, kw)
-        else
-            rethrow()
+RecipesPipeline.get_axis_limits(plt::Plot, letter) = axis_limits(plt[1], letter)
+
+
+## Plot recipes
+
+RecipesPipeline.type_alias(plt::Plot) = get(_typeAliases, st, st)
+
+
+## Plot setup
+
+function RecipesPipeline.plot_setup!(plt::Plot, plotattributes, kw_list)
+    _plot_setup(plt, plotattributes, kw_list)
+    _subplot_setup(plt, plotattributes, kw_list)
+    return nothing
+end
+
+function RecipesPipeline.process_sliced_series_attributes!(plt::Plots.Plot, kw_list)
+    # swap errors
+    err_inds = findall(kw -> get(kw, :seriestype, :path) in (:xerror, :yerror, :zerror), kw_list)
+    for ind in err_inds
+        if get(kw_list[ind-1],:seriestype,:path) == :scatter
+            tmp = copy(kw_list[ind])
+            kw_list[ind] = copy(kw_list[ind-1])
+            kw_list[ind-1] = tmp
         end
     end
-    return
+    return nothing
 end
 
 
-# ------------------------------------------------------------------
-# setup plot and subplot
-
-function _plot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
+# TODO: Should some of this logic be moved to RecipesPipeline?
+function _plot_setup(plt::Plot, plotattributes::AKW, kw_list::Vector{KW})
     # merge in anything meant for the Plot
-    for kw in kw_list, (k,v) in kw
+    for kw in kw_list, (k, v) in kw
         haskey(_plot_defaults, k) && (plotattributes[k] = pop!(kw, k))
     end
 
@@ -216,7 +185,7 @@ function _plot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
 
         # create the layout and subplots from the inputs
         plt.layout, plt.subplots, plt.spmap = build_layout(plt.attr)
-        for (idx,sp) in enumerate(plt.subplots)
+        for (idx, sp) in enumerate(plt.subplots)
             sp.plt = plt
             sp.attr[:subplot_index] = idx
         end
@@ -227,7 +196,7 @@ function _plot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
 
     # handle inset subplots
     insets = plt[:inset_subplots]
-    if insets != nothing
+    if insets !== nothing
         if !(typeof(insets) <: AVec)
             insets = [insets]
         end
@@ -241,7 +210,7 @@ function _plot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
             else
                 parent = plt.layout
             end
-            sp = Subplot(backend(), parent=parent)
+            sp = Subplot(backend(), parent = parent)
             sp.plt = plt
             push!(plt.subplots, sp)
             push!(plt.inset_subplots, sp)
@@ -252,33 +221,39 @@ function _plot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
     plt[:inset_subplots] = nothing
 end
 
-function _subplot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
+function _subplot_setup(plt::Plot, plotattributes::AKW, kw_list::Vector{KW})
     # we'll keep a map of subplot to an attribute override dict.
     # Subplot/Axis attributes set by a user/series recipe apply only to the
     # Subplot object which they belong to.
     # TODO: allow matrices to still apply to all subplots
-    sp_attrs = Dict{Subplot,Any}()
+    sp_attrs = Dict{Subplot, Any}()
     for kw in kw_list
         # get the Subplot object to which the series belongs.
         sps = get(kw, :subplot, :auto)
-        sp = get_subplot(plt, _cycle(sps == :auto ? plt.subplots : plt.subplots[sps], command_idx(kw_list,kw)))
+        sp = get_subplot(
+            plt,
+            _cycle(
+                sps == :auto ? plt.subplots : plt.subplots[sps],
+                series_idx(kw_list, kw),
+            ),
+        )
         kw[:subplot] = sp
 
         # extract subplot/axis attributes from kw and add to sp_attr
         attr = KW()
-        for (k,v) in collect(kw)
-            if haskey(_subplot_defaults, k) || haskey(_axis_defaults_byletter, k)
+        for (k, v) in collect(kw)
+            if is_subplot_attr(k) || is_axis_attr(k)
                 attr[k] = pop!(kw, k)
             end
-            if haskey(_axis_defaults, k)
+            if is_axis_attr_noletter(k)
                 v = pop!(kw, k)
-                for letter in (:x,:y,:z)
-                    attr[Symbol(letter,k)] = v
+                for letter in (:x, :y, :z)
+                    attr[Symbol(letter, k)] = v
                 end
             end
-            for k in (:scale,), letter in (:x,:y,:z)
+            for k in (:scale,), letter in (:x, :y, :z)
                 # Series recipes may need access to this information
-                lk = Symbol(letter,k)
+                lk = Symbol(letter, k)
                 if haskey(attr, lk)
                     kw[lk] = attr[lk]
                 end
@@ -288,7 +263,7 @@ function _subplot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
     end
 
     # override subplot/axis args.  `sp_attrs` take precendence
-    for (idx,sp) in enumerate(plt.subplots)
+    for (idx, sp) in enumerate(plt.subplots)
         attr = if !haskey(plotattributes, :subplot) || plotattributes[:subplot] == idx
             merge(plotattributes, get(sp_attrs, sp, KW()))
         else
@@ -301,9 +276,35 @@ function _subplot_setup(plt::Plot, plotattributes::KW, kw_list::Vector{KW})
     link_axes!(plt.layout, plt[:link])
 end
 
+function series_idx(kw_list::AVec{KW}, kw::AKW)
+    Int(kw[:series_plotindex]) - Int(kw_list[1][:series_plotindex]) + 1
+end
+
+
+## Series recipes
+
+function RecipesPipeline.slice_series_attributes!(plt::Plot, kw_list, kw)
+    sp::Subplot = kw[:subplot]
+    # in series attributes given as vector with one element per series,
+    # select the value for current series
+    _slice_series_args!(kw, plt, sp, series_idx(kw_list, kw))
+    return nothing
+end
+
+RecipesPipeline.series_defaults(plt::Plot) = _series_defaults # in args.jl
+
+RecipesPipeline.is_seriestype_supported(plt::Plot, st) = is_seriestype_supported(st)
+
+function RecipesPipeline.add_series!(plt::Plot, plotattributes)
+    sp = _prepare_subplot(plt, plotattributes)
+    _expand_subplot_extrema(sp, plotattributes, plotattributes[:seriestype])
+    _update_series_attributes!(plotattributes, plt, sp)
+    _add_the_series(plt, sp, plotattributes)
+end
+
 # getting ready to add the series... last update to subplot from anything
 # that might have been added during series recipes
-function _prepare_subplot(plt::Plot{T}, plotattributes::KW) where T
+function _prepare_subplot(plt::Plot{T}, plotattributes::AKW) where {T}
     st::Symbol = plotattributes[:seriestype]
     sp::Subplot{T} = plotattributes[:subplot]
     sp_idx = get_subplot_index(plt, sp)
@@ -312,7 +313,7 @@ function _prepare_subplot(plt::Plot{T}, plotattributes::KW) where T
     st = _override_seriestype_check(plotattributes, st)
 
     # change to a 3d projection for this subplot?
-    if is3d(st)
+    if RecipesPipeline.needs_3d_axes(st) || (st == :quiver && plotattributes[:z] !== nothing)
         sp.attr[:projection] = "3d"
     end
 
@@ -324,14 +325,12 @@ function _prepare_subplot(plt::Plot{T}, plotattributes::KW) where T
     sp
 end
 
-# ------------------------------------------------------------------
-# series types
-
-function _override_seriestype_check(plotattributes::KW, st::Symbol)
+function _override_seriestype_check(plotattributes::AKW, st::Symbol)
     # do we want to override the series type?
-    if !is3d(st) && !(st in (:contour,:contour3d))
+    if !RecipesPipeline.is3d(st) && !(st in (:contour, :contour3d, :quiver))
         z = plotattributes[:z]
-        if !isa(z, Nothing) && (size(plotattributes[:x]) == size(plotattributes[:y]) == size(z))
+        if z !== nothing &&
+           (size(plotattributes[:x]) == size(plotattributes[:y]) == size(z))
             st = (st == :scatter ? :scatter3d : :path3d)
             plotattributes[:seriestype] = st
         end
@@ -339,30 +338,14 @@ function _override_seriestype_check(plotattributes::KW, st::Symbol)
     st
 end
 
-function _prepare_annotations(sp::Subplot, plotattributes::KW)
-    # strip out series annotations (those which are based on series x/y coords)
-    # and add them to the subplot attr
-    sp_anns = annotations(sp[:annotations])
-    # series_anns = annotations(pop!(plotattributes, :series_annotations, []))
-    # if isa(series_anns, SeriesAnnotations)
-    #     series_anns.x = plotattributes[:x]
-    #     series_anns.y = plotattributes[:y]
-    # elseif length(series_anns) > 0
-    #     x, y = plotattributes[:x], plotattributes[:y]
-    #     nx, ny, na = map(length, (x,y,series_anns))
-    #     n = max(nx, ny, na)
-    #     series_anns = [(x[mod1(i,nx)], y[mod1(i,ny)], text(series_anns[mod1(i,na)])) for i=1:n]
-    # end
-    # sp.attr[:annotations] = vcat(sp_anns, series_anns)
-end
-
-function _expand_subplot_extrema(sp::Subplot, plotattributes::KW, st::Symbol)
+function _expand_subplot_extrema(sp::Subplot, plotattributes::AKW, st::Symbol)
     # adjust extrema and discrete info
     if st == :image
-        xmin, xmax = ignorenan_extrema(plotattributes[:x]); ymin, ymax = ignorenan_extrema(plotattributes[:y])
+        xmin, xmax = ignorenan_extrema(plotattributes[:x])
+        ymin, ymax = ignorenan_extrema(plotattributes[:y])
         expand_extrema!(sp[:xaxis], (xmin, xmax))
         expand_extrema!(sp[:yaxis], (ymin, ymax))
-    elseif !(st in (:pie, :histogram, :bins2d, :histogram2d))
+    elseif !(st in (:histogram, :bins2d, :histogram2d))
         expand_extrema!(sp, plotattributes)
     end
     # expand for zerolines (axes through origin)
@@ -373,53 +356,23 @@ function _expand_subplot_extrema(sp::Subplot, plotattributes::KW, st::Symbol)
 end
 
 function _add_the_series(plt, sp, plotattributes)
-    warnOnUnsupported_args(plt.backend, plotattributes)
-    warnOnUnsupported(plt.backend, plotattributes)
+    extra_kwargs = warn_on_unsupported_args(plt.backend, plotattributes)
+    if (kw = plt[:extra_kwargs]) isa AbstractDict
+        plt[:extra_plot_kwargs] = get(kw,:plot,KW())
+        sp[:extra_kwargs] = get(kw,:subplot, KW())
+        plotattributes[:extra_kwargs] = get(kw,:series,KW())
+    elseif plt[:extra_kwargs] == :plot
+        plt[:extra_plot_kwargs] = extra_kwargs
+    elseif plt[:extra_kwargs] == :subplot
+        sp[:extra_kwargs] = extra_kwargs
+    elseif plt[:extra_kwargs] == :series
+        plotattributes[:extra_kwargs] = extra_kwargs
+    else
+        ArgumentError("Unsupported type for extra keyword arguments")
+    end
+    warn_on_unsupported(plt.backend, plotattributes)
     series = Series(plotattributes)
     push!(plt.series_list, series)
     push!(sp.series_list, series)
     _series_added(plt, series)
 end
-
-# -------------------------------------------------------------------------------
-
-# this method recursively applies series recipes when the seriestype is not supported
-# natively by the backend
-function _process_seriesrecipe(plt::Plot, plotattributes::KW)
-    # replace seriestype aliases
-    st = Symbol(plotattributes[:seriestype])
-    st = plotattributes[:seriestype] = get(_typeAliases, st, st)
-
-    # shapes shouldn't have fillrange set
-    if plotattributes[:seriestype] == :shape
-        plotattributes[:fillrange] = nothing
-    end
-
-    # if it's natively supported, finalize processing and pass along to the backend, otherwise recurse
-    if is_seriestype_supported(st)
-        sp = _prepare_subplot(plt, plotattributes)
-        _prepare_annotations(sp, plotattributes)
-        _expand_subplot_extrema(sp, plotattributes, st)
-        _update_series_attributes!(plotattributes, plt, sp)
-        _add_the_series(plt, sp, plotattributes)
-
-    else
-        # get a sub list of series for this seriestype
-        datalist = RecipesBase.apply_recipe(plotattributes, Val{st}, plotattributes[:x], plotattributes[:y], plotattributes[:z])
-
-        # assuming there was no error, recursively apply the series recipes
-        for data in datalist
-            if isa(data, RecipeData)
-                preprocessArgs!(data.plotattributes)
-                if data.plotattributes[:seriestype] == st
-                    error("The seriestype didn't change in series recipe $st.  This will cause a StackOverflow.")
-                end
-                _process_seriesrecipe(plt, data.plotattributes)
-            else
-                @warn("Unhandled recipe: $(data)")
-                break
-            end
-        end
-    end
-    nothing
-end

src/plot.jl

@@ -4,7 +4,7 @@ mutable struct CurrentPlot
 end
 const CURRENT_PLOT = CurrentPlot(nothing)
 
-isplotnull() = CURRENT_PLOT.nullableplot == nothing
+isplotnull() = CURRENT_PLOT.nullableplot === nothing
 
 """
     current()
@@ -43,13 +43,14 @@ The main plot command. Use `plot` to create a new plot object, and `plot!` to ad
 
 There are lots of ways to pass in data, and lots of keyword arguments... just try it and it will likely work as expected.
 When you pass in matrices, it splits by columns. To see the list of available attributes, use the `plotattr([attr])`
-function, where `attr` is the symbol `:Series:`, `:Subplot:`, `:Plot` or `:Axis`. Pass any attribute to `plotattr`
-as a String to look up its docstring; e.g. `plotattr("seriestype")`.
+function, where `attr` is the symbol `:Series`, `:Subplot`, `:Plot`, or `:Axis`. Pass any attribute to `plotattr`
+as a String to look up its docstring, e.g., `plotattr("seriestype")`.
 """
 function plot(args...; kw...)
+    @nospecialize
     # this creates a new plot with args/kw and sets it to be the current plot
     plotattributes = KW(kw)
-    preprocessArgs!(plotattributes)
+    RecipesPipeline.preprocess_attributes!(plotattributes)
 
     # create an empty Plot then process
     plt = Plot()
@@ -60,8 +61,9 @@ end
 # build a new plot from existing plots
 # note: we split into plt1 and plts_tail so we can dispatch correctly
 function plot(plt1::Plot, plts_tail::Plot...; kw...)
+    @nospecialize
     plotattributes = KW(kw)
-    preprocessArgs!(plotattributes)
+    RecipesPipeline.preprocess_attributes!(plotattributes)
 
     # build our plot vector from the args
     n = length(plts_tail) + 1
@@ -96,7 +98,7 @@ function plot(plt1::Plot, plts_tail::Plot...; kw...)
 
     series_attr = KW()
     for (k,v) in plotattributes
-        if haskey(_series_defaults, k)
+        if is_series_attr(k)
             series_attr[k] = pop!(plotattributes,k)
         end
     end
@@ -119,7 +121,7 @@ function plot(plt1::Plot, plts_tail::Plot...; kw...)
         sp.attr[:subplot_index] = idx
         for series in serieslist
             merge!(series.plotattributes, series_attr)
-            _add_defaults!(series.plotattributes, plt, sp, cmdidx)
+            _slice_series_args!(series.plotattributes, plt, sp, cmdidx)
             push!(plt.series_list, series)
             _series_added(plt, series)
             cmdidx += 1
@@ -140,7 +142,8 @@ end
 
 
 # this adds to the current plot, or creates a new plot if none are current
-function  plot!(args...; kw...)
+function plot!(args...; kw...)
+    @nospecialize
     local plt
     try
         plt = current()
@@ -152,8 +155,9 @@ end
 
 # this adds to a specific plot... most plot commands will flow through here
 function plot!(plt::Plot, args...; kw...)
+    @nospecialize
     plotattributes = KW(kw)
-    preprocessArgs!(plotattributes)
+    RecipesPipeline.preprocess_attributes!(plotattributes)
     # merge!(plt.user_attr, plotattributes)
     _plot!(plt, plotattributes, args)
 end
@@ -163,88 +167,12 @@ end
 # this is the core plotting function.  recursively apply recipes to build
 # a list of series KW dicts.
 # note: at entry, we only have those preprocessed args which were passed in... no default values yet
-function _plot!(plt::Plot, plotattributes::KW, args::Tuple)
-    plotattributes[:plot_object] = plt
-
-    if !isempty(args) && !isdefined(Main, :StatsPlots) &&
-            first(split(string(typeof(args[1])), ".")) == "DataFrames"
-        @warn("You're trying to plot a DataFrame, but this functionality is provided by StatsPlots")
-    end
-
-    # --------------------------------
-    # "USER RECIPES"
-    # --------------------------------
-
-    kw_list = _process_userrecipes(plt, plotattributes, args)
-
-    # @info(1)
-    # map(DD, kw_list)
-
-
-    # --------------------------------
-    # "PLOT RECIPES"
-    # --------------------------------
-
-    # "plot recipe", which acts like a series type, and is processed before
-    # the plot layout is created, which allows for setting layouts and other plot-wide attributes.
-    # we get inputs which have been fully processed by "user recipes" and "type recipes",
-    # so we can expect standard vectors, surfaces, etc.  No defaults have been set yet.
-    still_to_process = kw_list
-    kw_list = KW[]
-    while !isempty(still_to_process)
-        next_kw = popfirst!(still_to_process)
-        _process_plotrecipe(plt, next_kw, kw_list, still_to_process)
-    end
-
-    # @info(2)
-    # map(DD, kw_list)
-
-    # --------------------------------
-    # Plot/Subplot/Layout setup
-    # --------------------------------
-    _plot_setup(plt, plotattributes, kw_list)
-    _subplot_setup(plt, plotattributes, kw_list)
-
-    # !!! note: At this point, kw_list is fully decomposed into individual series... one KW per series.          !!!
-    # !!!       The next step is to recursively apply series recipes until the backend supports that series type !!!
-
-    # --------------------------------
-    # "SERIES RECIPES"
-    # --------------------------------
-
-    # @info(3)
-    # map(DD, kw_list)
-
-    for kw in kw_list
-        sp::Subplot = kw[:subplot]
-        # idx = get_subplot_index(plt, sp)
-
-        # # we update subplot args in case something like the color palatte is part of the recipe
-        # _update_subplot_args(plt, sp, kw, idx, true)
-
-        # set default values, select from attribute cycles, and generally set the final attributes
-        _add_defaults!(kw, plt, sp, command_idx(kw_list,kw))
-
-        # now we have a fully specified series, with colors chosen.   we must recursively handle
-        # series recipes, which dispatch on seriestype.  If a backend does not natively support a seriestype,
-        # we check for a recipe that will convert that series type into one made up of lower-level components.
-        # For example, a histogram is just a bar plot with binned data, a bar plot is really a filled step plot,
-        # and a step plot is really just a path.  So any backend that supports drawing a path will implicitly
-        # be able to support step, bar, and histogram plots (and any recipes that use those components).
-        _process_seriesrecipe(plt, kw)
-    end
-
-    # --------------------------------
-
+function _plot!(plt::Plot, plotattributes, args)
+    @nospecialize
+    RecipesPipeline.recipe_pipeline!(plt, plotattributes, args)
     current(plt)
-
-    # do we want to force display?
-    # if plt[:show]
-    #     gui(plt)
-    # end
     _do_plot_show(plt, plt[:show])
-
-    plt
+    return plt
 end
 
 
@@ -282,12 +210,12 @@ end
 # plot to a Subplot
 
 function plot(sp::Subplot, args...; kw...)
+    @nospecialize
     plt = sp.plt
     plot(plt, args...; kw..., subplot = findfirst(isequal(sp), plt.subplots))
 end
 function plot!(sp::Subplot, args...; kw...)
+    @nospecialize
     plt = sp.plt
     plot!(plt, args...; kw..., subplot = findfirst(isequal(sp), plt.subplots))
 end
-
-# --------------------------------------------------------------------

src/precompile.jl

@@ -1,3 +0,0 @@
-function _precompile_()
-    ccall(:jl_generating_output, Cint, ()) == 1 || return nothing
-end

src/precompile_includer.jl

@@ -0,0 +1,20 @@
+should_precompile = true
+
+
+# Don't edit the following! Instead change the script for `snoop_bot`.
+ismultios = false
+ismultiversion = false
+# precompile_enclosure
+@static if !should_precompile
+    # nothing
+elseif !ismultios && !ismultiversion
+    @static if isfile(joinpath(
+        @__DIR__,
+        "../deps/SnoopCompile/precompile/precompile_Plots.jl",
+    ))
+        include("../deps/SnoopCompile/precompile/precompile_Plots.jl")
+        _precompile_()
+    end
+else
+
+end # precompile_enclosure

src/series.jl

@@ -1,620 +0,0 @@
-
-
-# create a new "build_series_args" which converts all inputs into xs = Any[xitems], ys = Any[yitems].
-# Special handling for: no args, xmin/xmax, parametric, dataframes
-# Then once inputs have been converted, build the series args, map functions, etc.
-# This should cut down on boilerplate code and allow more focused dispatch on type
-# note: returns meta information... mainly for use with automatic labeling from DataFrames for now
-
-const FuncOrFuncs{F} = Union{F, Vector{F}, Matrix{F}}
-const DataPoint = Union{Number, AbstractString, AbstractChar, Missing}
-const SeriesData = Union{AVec{<:DataPoint}, Function, Surface, Volume}
-
-prepareSeriesData(x) = error("Cannot convert $(typeof(x)) to series data for plotting")
-prepareSeriesData(::Nothing) = nothing
-prepareSeriesData(s::SeriesData) = handlemissings(handlechars(s))
-
-handlemissings(v) = v
-handlemissings(v::AbstractArray{Union{T,Missing}}) where T <: Number = replace(v, missing => NaN)
-handlemissings(v::AbstractArray{Union{T,Missing}}) where T <: AbstractString = replace(v, missing => "")
-handlemissings(s::Surface) = Surface(handlemissings(s.surf))
-handlemissings(v::Volume) = Volume(handlemissings(v.v), v.x_extents, v.y_extents, v.z_extents)
-
-handlechars(x) = x
-handlechars(c::AVec{<:AbstractChar}) = string.(c)
-
-# default: assume x represents a single series
-convertToAnyVector(x) = Any[prepareSeriesData(x)]
-
-# fixed number of blank series
-convertToAnyVector(n::Integer) = Any[zeros(0) for i in 1:n]
-
-# vector of data points is a single series
-convertToAnyVector(v::AVec{<:DataPoint}) = Any[prepareSeriesData(v)]
-
-# list of things (maybe other vectors, functions, or something else)
-convertToAnyVector(v::AVec) = vcat((convertToAnyVector(vi) for vi in v)...)
-
-# Matrix is split into columns
-convertToAnyVector(v::AMat{<:DataPoint}) = Any[prepareSeriesData(v[:,i]) for i in 1:size(v,2)]
-
-# --------------------------------------------------------------------
-
-# TODO: can we avoid the copy here?  one error that crops up is that mapping functions over the same array
-#       result in that array being shared.  push!, etc will add too many items to that array
-
-compute_x(x::Nothing, y::Nothing, z)      = 1:size(z,1)
-compute_x(x::Nothing, y, z)            = 1:size(y,1)
-compute_x(x::Function, y, z)        = map(x, y)
-compute_x(x, y, z)                  = copy(x)
-
-# compute_y(x::Void, y::Function, z)  = error()
-compute_y(x::Nothing, y::Nothing, z)      = 1:size(z,2)
-compute_y(x, y::Function, z)        = map(y, x)
-compute_y(x, y, z)                  = copy(y)
-
-compute_z(x, y, z::Function)        = map(z, x, y)
-compute_z(x, y, z::AbstractMatrix)  = Surface(z)
-compute_z(x, y, z::Nothing)            = nothing
-compute_z(x, y, z)                  = copy(z)
-
-nobigs(v::AVec{BigFloat}) = map(Float64, v)
-nobigs(v::AVec{BigInt}) = map(Int64, v)
-nobigs(v) = v
-
-@noinline function compute_xyz(x, y, z)
-    x = compute_x(x,y,z)
-    y = compute_y(x,y,z)
-    z = compute_z(x,y,z)
-    nobigs(x), nobigs(y), nobigs(z)
-end
-
-# not allowed
-compute_xyz(x::Nothing, y::FuncOrFuncs{F}, z) where {F<:Function}       = error("If you want to plot the function `$y`, you need to define the x values!")
-compute_xyz(x::Nothing, y::Nothing, z::FuncOrFuncs{F}) where {F<:Function} = error("If you want to plot the function `$z`, you need to define x and y values!")
-compute_xyz(x::Nothing, y::Nothing, z::Nothing)        = error("x/y/z are all nothing!")
-
-# --------------------------------------------------------------------
-
-
-# we are going to build recipes to do the processing and splitting of the args
-
-# ensure we dispatch to the slicer
-struct SliceIt end
-
-# the catch-all recipes
-@recipe function f(::Type{SliceIt}, x, y, z)
-
-    # handle data with formatting attached
-    if typeof(x) <: Formatted
-        xformatter := x.formatter
-        x = x.data
-    end
-    if typeof(y) <: Formatted
-        yformatter := y.formatter
-        y = y.data
-    end
-    if typeof(z) <: Formatted
-        zformatter := z.formatter
-        z = z.data
-    end
-
-    xs = convertToAnyVector(x)
-    ys = convertToAnyVector(y)
-    zs = convertToAnyVector(z)
-
-
-    fr = pop!(plotattributes, :fillrange, nothing)
-    fillranges = if typeof(fr) <: Number
-        [fr]
-    else
-        convertToAnyVector(fr)
-    end
-    mf = length(fillranges)
-
-    rib = pop!(plotattributes, :ribbon, nothing)
-    ribbons = if typeof(rib) <: Number
-        [rib]
-    else
-        convertToAnyVector(rib)
-    end
-    mr = length(ribbons)
-
-    # @show zs
-
-    mx = length(xs)
-    my = length(ys)
-    mz = length(zs)
-    if mx > 0 && my > 0 && mz > 0
-        for i in 1:max(mx, my, mz)
-            # add a new series
-            di = copy(plotattributes)
-            xi, yi, zi = xs[mod1(i,mx)], ys[mod1(i,my)], zs[mod1(i,mz)]
-            di[:x], di[:y], di[:z] = compute_xyz(xi, yi, zi)
-
-            # handle fillrange
-            fr = fillranges[mod1(i,mf)]
-            di[:fillrange] = isa(fr, Function) ? map(fr, di[:x]) : fr
-
-            # handle ribbons
-            rib = ribbons[mod1(i,mr)]
-            di[:ribbon] = isa(rib, Function) ? map(rib, di[:x]) : rib
-
-            push!(series_list, RecipeData(di, ()))
-        end
-    end
-    nothing  # don't add a series for the main block
-end
-
-# this is the default "type recipe"... just pass the object through
-@recipe f(::Type{T}, v::T) where {T<:Any} = v
-
-# this should catch unhandled "series recipes" and error with a nice message
-@recipe f(::Type{V}, x, y, z) where {V<:Val} = error("The backend must not support the series type $V, and there isn't a series recipe defined.")
-
-_apply_type_recipe(plotattributes, v) = RecipesBase.apply_recipe(plotattributes, typeof(v), v)[1].args[1]
-
-# Handle type recipes when the recipe is defined on the elements.
-# This sort of recipe should return a pair of functions... one to convert to number,
-# and one to format tick values.
-function _apply_type_recipe(plotattributes, v::AbstractArray)
-    isempty(skipmissing(v)) && return Float64[]
-    x = first(skipmissing(v))
-    args = RecipesBase.apply_recipe(plotattributes, typeof(x), x)[1].args
-    if length(args) == 2 && typeof(args[1]) <: Function && typeof(args[2]) <: Function
-        numfunc, formatter = args
-        Formatted(map(numfunc, v), formatter)
-    else
-        v
-    end
-end
-
-# # special handling for Surface... need to properly unwrap and re-wrap
-# function _apply_type_recipe(plotattributes, v::Surface)
-#     T = eltype(v.surf)
-#     @show T
-#     if T <: Integer || T <: AbstractFloat
-#         v
-#     else
-#         ret = _apply_type_recipe(plotattributes, v.surf)
-#         if typeof(ret) <: Formatted
-#             Formatted(Surface(ret.data), ret.formatter)
-#         else
-#             v
-#         end
-#     end
-# end
-
-# don't do anything for ints or floats
-_apply_type_recipe(plotattributes, v::AbstractArray{T}) where {T<:Union{Integer,AbstractFloat}} = v
-
-# handle "type recipes" by converting inputs, and then either re-calling or slicing
-@recipe function f(x, y, z)
-    did_replace = false
-    newx = _apply_type_recipe(plotattributes, x)
-    x === newx || (did_replace = true)
-    newy = _apply_type_recipe(plotattributes, y)
-    y === newy || (did_replace = true)
-    newz = _apply_type_recipe(plotattributes, z)
-    z === newz || (did_replace = true)
-    if did_replace
-        newx, newy, newz
-    else
-        SliceIt, x, y, z
-    end
-end
-@recipe function f(x, y)
-    did_replace = false
-    newx = _apply_type_recipe(plotattributes, x)
-    x === newx || (did_replace = true)
-    newy = _apply_type_recipe(plotattributes, y)
-    y === newy || (did_replace = true)
-    if did_replace
-        newx, newy
-    else
-        SliceIt, x, y, nothing
-    end
-end
-@recipe function f(y)
-    newy = _apply_type_recipe(plotattributes, y)
-    if y !== newy
-        newy
-    else
-        SliceIt, nothing, y, nothing
-    end
-end
-
-# if there's more than 3 inputs, it can't be passed directly to SliceIt
-# so we'll apply_type_recipe to all of them
-@recipe function f(v1, v2, v3, v4, vrest...)
-    did_replace = false
-    newargs = map(v -> begin
-        newv = _apply_type_recipe(plotattributes, v)
-        if newv !== v
-            did_replace = true
-        end
-        newv
-    end, (v1, v2, v3, v4, vrest...))
-    if !did_replace
-        error("Couldn't process recipe args: $(map(typeof, (v1, v2, v3, v4, vrest...)))")
-    end
-    newargs
-end
-
-
-# # --------------------------------------------------------------------
-# # 1 argument
-# # --------------------------------------------------------------------
-
-# helper function to ensure relevant attributes are wrapped by Surface
-function wrap_surfaces(plotattributes::KW)
-    if haskey(plotattributes, :fill_z)
-        v = plotattributes[:fill_z]
-        if !isa(v, Surface)
-            plotattributes[:fill_z] = Surface(v)
-        end
-    end
-end
-
-@recipe f(n::Integer) = is3d(get(plotattributes,:seriestype,:path)) ? (SliceIt, n, n, n) : (SliceIt, n, n, nothing)
-
-all3D(plotattributes::KW) = trueOrAllTrue(st -> st in (:contour, :contourf, :heatmap, :surface, :wireframe, :contour3d, :image, :plots_heatmap), get(plotattributes, :seriestype, :none))
-
-# return a surface if this is a 3d plot, otherwise let it be sliced up
-@recipe function f(mat::AMat{T}) where T<:Union{Integer,AbstractFloat,Missing}
-    if all3D(plotattributes)
-        n,m = size(mat)
-        wrap_surfaces(plotattributes)
-        SliceIt, 1:m, 1:n, Surface(mat)
-    else
-        SliceIt, nothing, mat, nothing
-    end
-end
-
-# if a matrix is wrapped by Formatted, do similar logic, but wrap data with Surface
-@recipe function f(fmt::Formatted{T}) where T<:AbstractMatrix
-    if all3D(plotattributes)
-        mat = fmt.data
-        n,m = size(mat)
-        wrap_surfaces(plotattributes)
-        SliceIt, 1:m, 1:n, Formatted(Surface(mat), fmt.formatter)
-    else
-        SliceIt, nothing, fmt, nothing
-    end
-end
-
-# assume this is a Volume, so construct one
-@recipe function f(vol::AbstractArray{T,3}, args...) where T<:Union{Number,Missing}
-    seriestype := :volume
-    SliceIt, nothing, Volume(vol, args...), nothing
-end
-
-
-# # images - grays
-function clamp_greys!(mat::AMat{T}) where T<:Gray
-    for i in eachindex(mat)
-        mat[i].val < 0 && (mat[i] = Gray(0))
-        mat[i].val > 1 && (mat[i] = Gray(1))
-    end
-    mat
-end
-
-@recipe function f(mat::AMat{T}) where T<:Gray
-    n, m = size(mat)
-    if is_seriestype_supported(:image)
-        seriestype := :image
-        yflip --> true
-        SliceIt, 1:m, 1:n, Surface(clamp_greys!(mat))
-    else
-        seriestype := :heatmap
-        yflip --> true
-        cbar --> false
-        fillcolor --> ColorGradient([:black, :white])
-        SliceIt, 1:m, 1:n, Surface(clamp!(convert(Matrix{Float64}, mat), 0., 1.))
-    end
-end
-
-# # images - colors
-
-@recipe function f(mat::AMat{T}) where T<:Colorant
-	n, m = size(mat)
-
-    if is_seriestype_supported(:image)
-        seriestype := :image
-        yflip --> true
-        SliceIt, 1:m, 1:n, Surface(mat)
-    else
-        seriestype := :heatmap
-        yflip --> true
-        cbar --> false
-        z, plotattributes[:fillcolor] = replace_image_with_heatmap(mat)
-        SliceIt, 1:m, 1:n, Surface(z)
-    end
-end
-
-#
-# # plotting arbitrary shapes/polygons
-
-@recipe function f(shape::Shape)
-    seriestype --> :shape
-    coords(shape)
-end
-
-@recipe function f(shapes::AVec{Shape})
-    seriestype --> :shape
-    coords(shapes)
-end
-
-@recipe function f(shapes::AMat{Shape})
-    seriestype --> :shape
-    for j in 1:size(shapes,2)
-        @series coords(vec(shapes[:,j]))
-    end
-end
-
-
-
-# function without range... use the current range of the x-axis
-
-@recipe function f(f::FuncOrFuncs{F}) where F<:Function
-    plt = plotattributes[:plot_object]
-    xmin, xmax = try
-        axis_limits(plt[1], :x)
-    catch
-        xinv = invscalefunc(get(plotattributes, :xscale, :identity))
-        xm = tryrange(f, xinv.([-5,-1,0,0.01]))
-        xm, tryrange(f, filter(x->x>xm, xinv.([5,1,0.99, 0, -0.01])))
-    end
-
-    f, xmin, xmax
-end
-
-# try some intervals over which the function may be defined
-function tryrange(F::AbstractArray, vec)
-    rets = [tryrange(f, vec) for f in F] # get the preferred for each
-    maxind = maximum(indexin(rets, vec)) # get the last attempt that succeeded (most likely to fit all)
-    rets .= [tryrange(f, vec[maxind:maxind]) for f in F] # ensure that all functions compute there
-    rets[1]
-end
-
-function tryrange(F, vec)
-    for v in vec
-        try
-            tmp = F(v)
-            return v
-        catch
-        end
-    end
-    error("$F is not a Function, or is not defined at any of the values $vec")
-end
-#
-# # --------------------------------------------------------------------
-# # 2 arguments
-# # --------------------------------------------------------------------
-#
-#
-# # if functions come first, just swap the order (not to be confused with parametric functions...
-# # as there would be more than one function passed in)
-
-@recipe function f(f::FuncOrFuncs{F}, x) where F<:Function
-    F2 = typeof(x)
-    @assert !(F2 <: Function || (F2 <: AbstractArray && F2.parameters[1] <: Function))  # otherwise we'd hit infinite recursion here
-    x, f
-end
-
-#
-# # --------------------------------------------------------------------
-# # 3 arguments
-# # --------------------------------------------------------------------
-#
-#
-# # 3d line or scatter
-
-@recipe function f(x::AVec, y::AVec, z::AVec)
-    # st = get(plotattributes, :seriestype, :none)
-    # if st == :scatter
-    #     plotattributes[:seriestype] = :scatter3d
-    # elseif !is3d(st)
-    #     plotattributes[:seriestype] = :path3d
-    # end
-    SliceIt, x, y, z
-end
-
-@recipe function f(x::AMat, y::AMat, z::AMat)
-    # st = get(plotattributes, :seriestype, :none)
-    # if size(x) == size(y) == size(z)
-    #     if !is3d(st)
-    #         seriestype := :path3d
-    #     end
-    # end
-    wrap_surfaces(plotattributes)
-    SliceIt, x, y, z
-end
-
-#
-# # surface-like... function
-
-@recipe function f(x::AVec, y::AVec, zf::Function)
-    # x = X <: Number ? sort(x) : x
-    # y = Y <: Number ? sort(y) : y
-    wrap_surfaces(plotattributes)
-    SliceIt, x, y, Surface(zf, x, y)  # TODO: replace with SurfaceFunction when supported
-end
-
-#
-# # surface-like... matrix grid
-
-@recipe function f(x::AVec, y::AVec, z::AMat)
-    if !like_surface(get(plotattributes, :seriestype, :none))
-        plotattributes[:seriestype] = :contour
-    end
-    wrap_surfaces(plotattributes)
-    SliceIt, x, y, Surface(z)
-end
-
-# # images - grays
-
-@recipe function f(x::AVec, y::AVec, mat::AMat{T}) where T<:Gray
-    if is_seriestype_supported(:image)
-        seriestype := :image
-        yflip --> true
-        SliceIt, x, y, Surface(mat)
-    else
-        seriestype := :heatmap
-        yflip --> true
-        cbar --> false
-        fillcolor --> ColorGradient([:black, :white])
-        SliceIt, x, y, Surface(convert(Matrix{Float64}, mat))
-    end
-end
-
-# # images - colors
-
-@recipe function f(x::AVec, y::AVec, mat::AMat{T}) where T<:Colorant
-    if is_seriestype_supported(:image)
-        seriestype := :image
-        yflip --> true
-        SliceIt, x, y, Surface(mat)
-    else
-        seriestype := :heatmap
-        yflip --> true
-        cbar --> false
-        z, plotattributes[:fillcolor] = replace_image_with_heatmap(mat)
-        SliceIt, x, y, Surface(z)
-    end
-end
-
-#
-#
-# # --------------------------------------------------------------------
-# # Parametric functions
-# # --------------------------------------------------------------------
-
-#
-# # special handling... xmin/xmax with parametric function(s)
-@recipe function f(f::Function, xmin::Number, xmax::Number)
-    xscale, yscale = [get(plotattributes, sym, :identity) for sym=(:xscale,:yscale)]
-    xs = _scaled_adapted_grid(f, xscale, yscale, xmin, xmax)
-    xs, f
-end
-@recipe function f(fs::AbstractArray{F}, xmin::Number, xmax::Number) where F<:Function
-    xscale, yscale = [get(plotattributes, sym, :identity) for sym=(:xscale,:yscale)]
-    xs = Any[_scaled_adapted_grid(f, xscale, yscale, xmin, xmax) for f in fs]
-    xs, fs
-end
-@recipe f(fx::FuncOrFuncs{F}, fy::FuncOrFuncs{G}, u::AVec) where {F<:Function,G<:Function}  = mapFuncOrFuncs(fx, u), mapFuncOrFuncs(fy, u)
-@recipe f(fx::FuncOrFuncs{F}, fy::FuncOrFuncs{G}, umin::Number, umax::Number, n = 200) where {F<:Function,G<:Function} = fx, fy, range(umin, stop = umax, length = n)
-
-function _scaled_adapted_grid(f, xscale, yscale, xmin, xmax)
-    (xf, xinv), (yf, yinv) =  ((scalefunc(s),invscalefunc(s)) for s in (xscale,yscale))
-    xinv.(adapted_grid(yf∘f∘xinv, xf.((xmin, xmax))))
-end
-
-#
-# # special handling... 3D parametric function(s)
-@recipe function f(fx::FuncOrFuncs{F}, fy::FuncOrFuncs{G}, fz::FuncOrFuncs{H}, u::AVec) where {F<:Function,G<:Function,H<:Function}
-    mapFuncOrFuncs(fx, u), mapFuncOrFuncs(fy, u), mapFuncOrFuncs(fz, u)
-end
-@recipe function f(fx::FuncOrFuncs{F}, fy::FuncOrFuncs{G}, fz::FuncOrFuncs{H}, umin::Number, umax::Number, numPoints = 200) where {F<:Function,G<:Function,H<:Function}
-    fx, fy, fz, range(umin, stop = umax, length = numPoints)
-end
-
-#
-#
-# # --------------------------------------------------------------------
-# # Lists of tuples and GeometryTypes.Points
-# # --------------------------------------------------------------------
-#
-
-@recipe f(v::AVec{<:Tuple})               = unzip(v)
-@recipe f(v::AVec{<:GeometryTypes.Point}) = unzip(v)
-@recipe f(tup::Tuple)             = [tup]
-@recipe f(p::GeometryTypes.Point) = [p]
-
-# Special case for 4-tuples in :ohlc series
-@recipe f(xyuv::AVec{<:Tuple{R1,R2,R3,R4}}) where {R1,R2,R3,R4} = get(plotattributes,:seriestype,:path)==:ohlc ? OHLC[OHLC(t...) for t in xyuv] : unzip(xyuv)
-
-#
-# # --------------------------------------------------------------------
-# # handle grouping
-# # --------------------------------------------------------------------
-
-# @recipe function f(groupby::GroupBy, args...)
-#     for (i,glab) in enumerate(groupby.groupLabels)
-#         # create a new series, with the label of the group, and an idxfilter (to be applied in slice_and_dice)
-#         # TODO: use @series instead
-#         @show i, glab, groupby.groupIds[i]
-#         di = copy(plotattributes)
-#         get!(di, :label, string(glab))
-#         get!(di, :idxfilter, groupby.groupIds[i])
-#         push!(series_list, RecipeData(di, args))
-#     end
-#     nothing
-# end
-
-splittable_kw(key, val, lengthGroup) = false
-splittable_kw(key, val::AbstractArray, lengthGroup) = !(key in (:group, :color_palette)) && size(val,1) == lengthGroup
-splittable_kw(key, val::Tuple, lengthGroup) = all(splittable_kw.(key, val, lengthGroup))
-splittable_kw(key, val::SeriesAnnotations, lengthGroup) = splittable_kw(key, val.strs, lengthGroup)
-
-split_kw(key, val::AbstractArray, indices) = val[indices, fill(Colon(), ndims(val)-1)...]
-split_kw(key, val::Tuple, indices) = Tuple(split_kw(key, v, indices) for v in val)
-function split_kw(key, val::SeriesAnnotations, indices)
-    split_strs = split_kw(key, val.strs, indices)
-    return SeriesAnnotations(split_strs, val.font, val.baseshape, val.scalefactor)
-end
-
-function groupedvec2mat(x_ind, x, y::AbstractArray, groupby, def_val = y[1])
-    y_mat = Array{promote_type(eltype(y), typeof(def_val))}(undef, length(keys(x_ind)), length(groupby.groupLabels))
-    fill!(y_mat, def_val)
-    for i in 1:length(groupby.groupLabels)
-        xi = x[groupby.groupIds[i]]
-        yi = y[groupby.groupIds[i]]
-        y_mat[getindex.(Ref(x_ind), xi), i] = yi
-    end
-    return y_mat
-end
-
-groupedvec2mat(x_ind, x, y::Tuple, groupby) = Tuple(groupedvec2mat(x_ind, x, v, groupby) for v in y)
-
-group_as_matrix(t) = false
-
-# split the group into 1 series per group, and set the label and idxfilter for each
-@recipe function f(groupby::GroupBy, args...)
-    lengthGroup = maximum(union(groupby.groupIds...))
-    if !(group_as_matrix(args[1]))
-        for (i,glab) in enumerate(groupby.groupLabels)
-            @series begin
-                label     --> string(glab)
-                idxfilter --> groupby.groupIds[i]
-                for (key,val) in plotattributes
-                    if splittable_kw(key, val, lengthGroup)
-                        :($key) := split_kw(key, val, groupby.groupIds[i])
-                    end
-                end
-                args
-            end
-        end
-    else
-        g = args[1]
-        if length(g.args) == 1
-            x = zeros(Int, lengthGroup)
-            for indexes in groupby.groupIds
-                x[indexes] = 1:length(indexes)
-            end
-            last_args = g.args
-        else
-            x = g.args[1]
-            last_args = g.args[2:end]
-        end
-        x_u = unique(sort(x))
-        x_ind = Dict(zip(x_u, 1:length(x_u)))
-        for (key,val) in plotattributes
-            if splittable_kw(key, val, lengthGroup)
-                :($key) := groupedvec2mat(x_ind, x, val, groupby)
-            end
-        end
-        label --> reshape(groupby.groupLabels, 1, :)
-        typeof(g)((x_u, (groupedvec2mat(x_ind, x, arg, groupby, NaN) for arg in last_args)...))
-    end
-end

src/shorthands.jl

@@ -1,3 +1,5 @@
+@nospecialize
+
 """
     scatter(x,y)
     scatter!(x,y)
@@ -55,6 +57,7 @@ Plot a histogram.
 # Example
 ```julia-repl
 julia> histogram([1,2,1,1,4,3,8],bins=0:8)
+julia> histogram([1,2,1,1,4,3,8],bins=0:8,weights=weights([4,7,3,9,12,2,6]))
 ```
 """
 @shorthands histogram
@@ -69,7 +72,7 @@ Make a histogram bar plot. See `histogram`.
 
 """
     stephist(x)
-    stephist(x)
+    stephist!(x)
 
 Make a histogram step plot (bin counts are represented using horizontal lines
 instead of bars). See `histogram`.
@@ -251,7 +254,7 @@ Draw contour lines of the `Surface` z.
 
 # Example
 ```julia-repl
-julia> x = y = range(-20, 20, length = 100)
+julia> x = y = range(-20, stop = 20, length = 100)
 julia> contour(x, y, (x, y) -> x^2 + y^2)
 ```
 """
@@ -271,7 +274,8 @@ Draw a 3D surface plot.
 
 # Example
 ```julia-repl
-julia> x = y = range(-3, 3, length = 100)
+julia> using LinearAlgebra
+julia> x = y = range(-3, stop = 3, length = 100)
 julia> surface(x, y, (x, y) -> sinc(norm([x, y])))
 ```
 """
@@ -317,6 +321,27 @@ julia> scatter3d([0,1,2,3],[0,1,4,9],[0,1,8,27])
 """
 @shorthands scatter3d
 
+"""
+    mesh3d(x,y,z)
+    mesh3d(x,y,z; connections)
+
+Plot a 3d mesh. On Plotly the triangles can be specified using the connections argument.
+
+# Example
+```Julia
+x=[0, 1, 2, 0]
+y=[0, 0, 1, 2]
+z=[0, 2, 0, 1]
+
+i=[0, 0, 0, 1]
+j=[1, 2, 3, 2]
+k=[2, 3, 1, 3]
+
+plot(x,y,z,seriestype=:mesh3d;connections=(i,j,k))
+```
+"""
+@shorthands mesh3d
+
 """
     boxplot(x, y)
     boxplot!(x, y)
@@ -380,8 +405,7 @@ julia> curves([1,2,3,4],[1,1,2,4])
 @shorthands curves
 
 "Plot a pie diagram"
-pie(args...; kw...)        = plot(args...; kw...,  seriestype = :pie, aspect_ratio = :equal, grid=false, xticks=nothing, yticks=nothing)
-pie!(args...; kw...)       = plot!(args...; kw..., seriestype = :pie, aspect_ratio = :equal, grid=false, xticks=nothing, yticks=nothing)
+@shorthands pie
 
 "Plot with seriestype :path3d"
 plot3d(args...; kw...)     = plot(args...; kw...,  seriestype = :path3d)
@@ -397,13 +421,13 @@ xlabel!(s::AbstractString; kw...)                = plot!(; xlabel = s, kw...)
 ylabel!(s::AbstractString; kw...)                = plot!(; ylabel = s, kw...)
 
 "Set xlims for an existing plot"
-xlims!(lims::Tuple{T,S}; kw...) where {T<:Real,S<:Real} = plot!(; xlims = lims, kw...)
+xlims!(lims::Tuple; kw...) = plot!(; xlims = lims, kw...)
 
 "Set ylims for an existing plot"
-ylims!(lims::Tuple{T,S}; kw...) where {T<:Real,S<:Real} = plot!(; ylims = lims, kw...)
+ylims!(lims::Tuple; kw...) = plot!(; ylims = lims, kw...)
 
 "Set zlims for an existing plot"
-zlims!(lims::Tuple{T,S}; kw...) where {T<:Real,S<:Real} = plot!(; zlims = lims, kw...)
+zlims!(lims::Tuple; kw...) = plot!(; zlims = lims, kw...)
 
 xlims!(xmin::Real, xmax::Real; kw...)                     = plot!(; xlims = (xmin,xmax), kw...)
 ylims!(ymin::Real, ymax::Real; kw...)                     = plot!(; ylims = (ymin,ymax), kw...)
@@ -411,10 +435,10 @@ zlims!(zmin::Real, zmax::Real; kw...)                     = plot!(; zlims = (zmi
 
 
 "Set xticks for an existing plot"
-xticks!(v::TicksArgs; kw...) where {T<:Real}                       = plot!(; xticks = v, kw...)
+xticks!(v::TicksArgs; kw...)                              = plot!(; xticks = v, kw...)
 
 "Set yticks for an existing plot"
-yticks!(v::TicksArgs; kw...) where {T<:Real}                       = plot!(; yticks = v, kw...)
+yticks!(v::TicksArgs; kw...)                              = plot!(; yticks = v, kw...)
 
 xticks!(
 ticks::AVec{T}, labels::AVec{S}; kw...) where {T<:Real,S<:AbstractString}     = plot!(; xticks = (ticks,labels), kw...)
@@ -428,8 +452,8 @@ Add annotations to an existing plot.
 
 # Arguments
 
-- `anns`: An `AbstractVector` of tuples of the form (x,y,text). The text object
-          can be an String or PlotText
+- `anns`: An `AbstractVector` of tuples of the form `(x,y,text)`. The `text` object
+          can be a `String` or `PlotText`.
 
 # Example
 ```julia-repl
@@ -437,8 +461,9 @@ julia> plot(1:10)
 julia> annotate!([(7,3,"(7,3)"),(3,7,text("hey", 14, :left, :top, :green))])
 ```
 """
-annotate!(anns...; kw...)                                        = plot!(; annotation = anns, kw...)
-annotate!(anns::AVec{T}; kw...) where {T<:Tuple}                 = plot!(; annotation = anns, kw...)
+annotate!(anns...; kw...)             = plot!(; annotation = anns, kw...)
+annotate!(anns::Tuple...; kw...)      = plot!(; annotation = collect(anns), kw...)
+annotate!(anns::AVec{<:Tuple}; kw...) = plot!(; annotation = anns, kw...)
 
 "Flip the current plots' x axis"
 xflip!(flip::Bool = true; kw...)                          = plot!(; xflip = flip, kw...)
@@ -453,3 +478,5 @@ xaxis!(args...; kw...)                                    = plot!(; xaxis = args
 yaxis!(args...; kw...)                                    = plot!(; yaxis = args, kw...)
 xgrid!(args...; kw...)                                    = plot!(; xgrid = args, kw...)
 ygrid!(args...; kw...)                                    = plot!(; ygrid = args, kw...)
+
+@specialize

src/subplots.jl

@@ -7,7 +7,7 @@ function Subplot(::T; parent = RootLayout()) where T<:AbstractBackend
         (20mm, 5mm, 2mm, 10mm),
         defaultbox,
         defaultbox,
-        KW(),
+        DefaultsDict(KW(), _subplot_defaults),
         nothing,
         nothing
     )
@@ -42,12 +42,24 @@ get_subplot_index(plt::Plot, sp::Subplot) = findfirst(x -> x === sp, plt.subplot
 series_list(sp::Subplot) = sp.series_list # filter(series -> series.plotattributes[:subplot] === sp, sp.plt.series_list)
 
 function should_add_to_legend(series::Series)
-    series.plotattributes[:primary] && series.plotattributes[:label] != "" &&
-        !(series.plotattributes[:seriestype] in (
-            :hexbin,:bins2d,:histogram2d,:hline,:vline,
-            :contour,:contourf,:contour3d,:surface,:wireframe,
-            :heatmap, :pie, :image
-        ))
+    series.plotattributes[:primary] &&
+    series.plotattributes[:label] != "" &&
+    !(
+        series.plotattributes[:seriestype] in (
+            :hexbin,
+            :bins2d,
+            :histogram2d,
+            :hline,
+            :vline,
+            :contour,
+            :contourf,
+            :contour3d,
+            :surface,
+            :wireframe,
+            :heatmap,
+            :image,
+        )
+    )
 end
 
 # ----------------------------------------------------------------------

src/themes.jl

@@ -4,55 +4,25 @@
 Specify the colour theme for plots.
 """
 function theme(s::Symbol; kw...)
-    defaults = _get_defaults(s)
+    defaults = copy(PlotThemes._themes[s].defaults)
     _theme(s, defaults; kw...)
 end
 
-function _get_defaults(s::Symbol)
-    thm = PlotThemes._themes[s]
-    if :defaults in fieldnames(typeof(thm))
-        return thm.defaults
-    else # old PlotTheme type
-        defaults = KW(
-            :bg       => thm.bg_secondary,
-            :bginside => thm.bg_primary,
-            :fg       => thm.lines,
-            :fgtext   => thm.text,
-            :fgguide  => thm.text,
-            :fglegend => thm.text,
-            :palette  => thm.palette,
-        )
-        if thm.gradient != nothing
-            push!(defaults, :gradient => thm.gradient)
-        end
-        return defaults
-    end
-end
-
-function _theme(s::Symbol, defaults::KW; kw...)
+function _theme(s::Symbol, defaults::AKW; kw...)
     # Reset to defaults to overwrite active theme
     reset_defaults()
 
     # Set the theme's gradient as default
-    if haskey(defaults, :gradient)
-        PlotUtils.clibrary(:misc)
-        PlotUtils.default_cgrad(default = :sequential, sequential = PlotThemes.gradient_name(s))
+    if haskey(defaults, :colorgradient)
+        PlotUtils.default_cgrad(pop!(defaults, :colorgradient))
     else
-        PlotUtils.clibrary(:Plots)
-        PlotUtils.default_cgrad(default = :sequential, sequential = :inferno)
+        PlotUtils.default_cgrad(:default)
     end
 
     # maybe overwrite the theme's gradient
     kw = KW(kw)
-    if haskey(kw, :gradient)
-        kwgrad = pop!(kw, :gradient)
-        for clib in clibraries()
-            if kwgrad in cgradients(clib)
-                PlotUtils.clibrary(clib)
-                PlotUtils.default_cgrad(default = :sequential, sequential = kwgrad)
-                break
-            end
-        end
+    if haskey(kw, :colorgradient)
+        PlotUtils.default_cgrad(pop!(kw, :colorgradient))
     end
 
     # Set the theme's defaults
@@ -74,19 +44,19 @@ _get_showtheme_args(thm::Symbol, func::Symbol) = thm, get(_color_functions, func
 
 @recipe function showtheme(st::ShowTheme)
     thm, cfunc = _get_showtheme_args(st.args...)
-    defaults = _get_defaults(thm)
+    defaults = PlotThemes._themes[thm].defaults
 
     # get the gradient
-    gradient_colors = get(defaults, :gradient, cgrad(:inferno).colors)
-    gradient = cgrad(cfunc.(RGB.(gradient_colors)))
+    gradient_colors = color_list(cgrad(get(defaults, :colorgradient, :default)))
+    colorgradient = cgrad(cfunc.(RGB.(gradient_colors)))
 
     # get the palette
-    palette = get(defaults, :palette, get_color_palette(:auto, plot_color(:white), 17))
-    palette = cfunc.(RGB.(palette))
+    cp = color_list(palette(get(defaults, :palette, :default)))
+    cp = cfunc.(RGB.(cp))
 
     # apply the theme
     for k in keys(defaults)
-        k in (:gradient, :palette) && continue
+        k in (:colorgradient, :palette) && continue
         def = defaults[k]
         arg = get(_keyAliases, k, k)
         plotattributes[arg] = if typeof(def) <: Colorant
@@ -109,7 +79,7 @@ _get_showtheme_args(thm::Symbol, func::Symbol) = thm, get(_color_functions, func
     for j in 1:4
         @series begin
             subplot := 1
-            palette := palette
+            color_palette := cp
             seriestype := :path
             cumsum(randn(50))
         end
@@ -117,7 +87,7 @@ _get_showtheme_args(thm::Symbol, func::Symbol) = thm, get(_color_functions, func
         @series begin
             subplot := 2
             seriestype := :scatter
-            palette := palette
+            color_palette := cp
             marker := (:circle, :diamond, :star5, :square)[j]
             randn(10), randn(10)
         end
@@ -126,7 +96,7 @@ _get_showtheme_args(thm::Symbol, func::Symbol) = thm, get(_color_functions, func
     @series begin
         subplot := 3
         seriestype := :histogram
-        palette := palette
+        color_palette := cp
         randn(1000) .+ (0:2:4)'
     end
 
@@ -139,27 +109,30 @@ _get_showtheme_args(thm::Symbol, func::Symbol) = thm, get(_color_functions, func
     @series begin
         subplot := 4
         seriestype := :heatmap
-        seriescolor := gradient
-        ticks := -5:5:5
+        seriescolor := colorgradient
+        xticks := (-2π:2π:2π, string.(-2:2:2, "π"))
+        yticks := (-2π:2π:2π, string.(-2:2:2, "π"))
         x, y, z
     end
 
     @series begin
         subplot := 5
         seriestype := :surface
-        seriescolor := gradient
+        seriescolor := colorgradient
+        xticks := (-2π:2π:2π, string.(-2:2:2, "π"))
+        yticks := (-2π:2π:2π, string.(-2:2:2, "π"))
         x, y, z
     end
 
     n = 100
     ts = range(0, stop = 10π, length = n)
-    x = ts .* cos.(ts)
+    x = (0.1ts) .* cos.(ts)
     y = (0.1ts) .* sin.(ts)
     z = 1:n
 
     @series begin
         subplot := 6
-        seriescolor := gradient
+        seriescolor := colorgradient
         linewidth := 3
         line_z := z
         x, y, z

src/types.jl

@@ -5,6 +5,7 @@
 const AVec = AbstractVector
 const AMat = AbstractMatrix
 const KW = Dict{Symbol,Any}
+const AKW = AbstractDict{Symbol,Any}
 const TicksArgs = Union{AVec{T}, Tuple{AVec{T}, AVec{S}}, Symbol} where {T<:Real, S<:AbstractString}
 
 struct PlotsDisplay <: AbstractDisplay end
@@ -17,11 +18,10 @@ end
 wrap(obj::T) where {T} = InputWrapper{T}(obj)
 Base.isempty(wrapper::InputWrapper) = false
 
-
 # -----------------------------------------------------------
 
 mutable struct Series
-    plotattributes::KW
+    plotattributes::DefaultsDict
 end
 
 attr(series::Series, k::Symbol) = series.plotattributes[k]
@@ -36,7 +36,7 @@ mutable struct Subplot{T<:AbstractBackend} <: AbstractLayout
     minpad::Tuple # leftpad, toppad, rightpad, bottompad
     bbox::BoundingBox  # the canvas area which is available to this subplot
     plotarea::BoundingBox  # the part where the data goes
-    attr::KW  # args specific to this subplot
+    attr::DefaultsDict  # args specific to this subplot
     o  # can store backend-specific data... like a pyplot ax
     plt  # the enclosing Plot object (can't give it a type because of no forward declarations)
 end
@@ -48,7 +48,7 @@ Base.show(io::IO, sp::Subplot) = print(io, "Subplot{$(sp[:subplot_index])}")
 # simple wrapper around a KW so we can hold all attributes pertaining to the axis in one place
 mutable struct Axis
     sps::Vector{Subplot}
-    plotattributes::KW
+    plotattributes::DefaultsDict
 end
 
 mutable struct Extrema
@@ -67,8 +67,7 @@ const SubplotMap = Dict{Any, Subplot}
 mutable struct Plot{T<:AbstractBackend} <: AbstractPlot{T}
     backend::T                   # the backend type
     n::Int                       # number of series
-    attr::KW                     # arguments for the whole plot
-    user_attr::KW                # raw arg inputs (after aliases).  these are used as the input dict in `_plot!`
+    attr::DefaultsDict            # arguments for the whole plot
     series_list::Vector{Series}  # arguments for each series
     o                            # the backend's plot object
     subplots::Vector{Subplot}
@@ -79,7 +78,7 @@ mutable struct Plot{T<:AbstractBackend} <: AbstractPlot{T}
 end
 
 function Plot()
-    Plot(backend(), 0, KW(), KW(), Series[], nothing,
+    Plot(backend(), 0, DefaultsDict(KW(), _plot_defaults), Series[], nothing,
          Subplot[], SubplotMap(), EmptyLayout(),
          Subplot[], false)
 end

test/imgcomp.jl

@@ -1,105 +1,68 @@
 import Plots._current_plots_version
 
-# Taken from MakieGallery
-"""
-Downloads the reference images from ReferenceImages for a specific version
-"""
-function download_reference(version = v"0.0.1")
-    download_dir = abspath(@__DIR__, "reference_images")
-    isdir(download_dir) || mkpath(download_dir)
-    tarfile = joinpath(download_dir, "reference_images.zip")
-    url = "https://github.com/JuliaPlots/PlotReferenceImages.jl/archive/v$(version).tar.gz"
-    refpath = joinpath(download_dir, "PlotReferenceImages.jl-$(version)")
-    if !isdir(refpath) # if not yet downloaded
-        @info "downloading reference images for version $version"
-        download(url, tarfile)
-        BinaryProvider.unpack(tarfile, download_dir)
-        # check again after download
-        if !isdir(refpath)
-            error("Something went wrong while downloading reference images. Plots can't be compared to references")
-        else
-            rm(tarfile, force = true)
-        end
-    else
-        @info "using reference images for version $version (already downloaded)"
-    end
-    refpath
+# replace `f(args...)` with `f(rng, args...)` for `f ∈ (rand, randn)`
+function replace_rand!(ex) end
+function replace_rand!(ex::Expr)
+   for arg in ex.args
+       replace_rand!(arg)
+   end
+   if ex.head === :call && ex.args[1] ∈ (:rand, :randn)
+       pushfirst!(ex.args, ex.args[1])
+       ex.args[2] = :rng
+   end
+end
+function fix_rand!(ex)
+    replace_rand!(ex)
+    pushfirst!(ex.args[1].args, :(rng = StableRNG(1234)))
 end
 
-const ref_image_dir = download_reference()
-
-function image_comparison_tests(pkg::Symbol, idx::Int; debug = false, popup = isinteractive(), sigma = [1,1], tol = 1e-2)
+function image_comparison_tests(
+    pkg::Symbol,
+    idx::Int;
+    debug = false,
+    popup = !is_ci(),
+    sigma = [1, 1],
+    tol = 1e-2,
+)
     Plots._debugMode.on = debug
     example = Plots._examples[idx]
     Plots.theme(:default)
     @info("Testing plot: $pkg:$idx:$(example.header)")
     backend(pkg)
     backend()
-    default(size=(500,300))
-    # ensure consistent results
-    Random.seed!(1234)
+    default(size = (500, 300))
 
-    # reference image directory setup
-    refdir = joinpath(ref_image_dir, "Plots", string(pkg))
     fn = "ref$idx.png"
-
-    # firgure out version info
-    vns = filter(x->x[1] != '.', readdir(refdir))
-    versions = sort(VersionNumber.(vns), rev = true)
-    versions = filter(v -> v <= _current_plots_version, versions)
-    # @show refdir fn versions
-
-    newdir = joinpath(refdir, string(_current_plots_version))
-    newfn = joinpath(newdir, fn)
-
-    # figure out which reference file we should compare to, by finding the highest versioned file
-    reffn = nothing
-    for v in versions
-        tmpfn = joinpath(refdir, string(v), fn)
-        if isfile(tmpfn)
-            reffn = tmpfn
-            break
-        end
-    end
-
-    # now we have the fn (if any)... do the comparison
-    # @show reffn
-    if reffn == nothing
-        reffn = newfn
-    end
-    # @show reffn
-    # return
+    reffn = reference_file(pkg, idx, _current_plots_version)
+    newfn = joinpath(reference_path(pkg, _current_plots_version), fn)
 
     # test function
     func = (fn, idx) -> begin
         expr = Expr(:block)
         append!(expr.args, example.exprs)
+        fix_rand!(expr)
         eval(expr)
         png(fn)
     end
 
-    # try
-    #     run(`mkdir -p $newdir`)
-    # catch err
-    #     display(err)
-    # end
-    # # reffn = joinpath(refdir, "ref$idx.png")
-
     # the test
     vtest = VisualTest(func, reffn, idx)
-    test_images(vtest, popup=popup, sigma=sigma, tol=tol, newfn = newfn)
+    test_images(vtest, popup = popup, sigma = sigma, tol = tol, newfn = newfn)
 end
 
-function image_comparison_facts(pkg::Symbol;
-                                skip = [],      # skip these examples (int index)
-                                only = nothing, # limit to these examples (int index)
-                                debug = false,  # print debug information?
-                                sigma = [1,1],  # number of pixels to "blur"
-                                tol = 1e-2)     # acceptable error (percent)
-  for i in 1:length(Plots._examples)
-    i in skip && continue
-    if only == nothing || i in only
-      @test image_comparison_tests(pkg, i, debug=debug, sigma=sigma, tol=tol) |> success == true
+function image_comparison_facts(
+    pkg::Symbol;
+    skip = [],      # skip these examples (int index)
+    only = nothing, # limit to these examples (int index)
+    debug = false,  # print debug information?
+    sigma = [1, 1],  # number of pixels to "blur"
+    tol = 1e-2,
+)     # acceptable error (percent)
+    for i = 1:length(Plots._examples)
+        i in skip && continue
+        if only === nothing || i in only
+            @test image_comparison_tests(pkg, i, debug = debug, sigma = sigma, tol = tol) |>
+                  success == true
+        end
     end
-  end
 end

test/integration_dates.jl

@@ -0,0 +1,60 @@
+using Plots, Test, Dates
+
+@testset "Limits" begin
+    y=[1.0*i*i for i in 1:10]
+    x=[Date(2019,11,i) for i in 1:10]
+
+    rx=[x[3],x[5]]
+
+    p = plot(x,y, widen = false)
+    vspan!(p, rx, label="", alpha=0.2)
+
+    ref_ylims = (y[1], y[end])
+    ref_xlims = (x[1].instant.periods.value, x[end].instant.periods.value)
+    @test Plots.ylims(p) == ref_ylims
+    @test Plots.xlims(p) == ref_xlims
+    #@static if (haskey(ENV, "APPVEYOR") || haskey(ENV, "CI"))
+    @static if haskey(ENV, "APPVEYOR")
+        @info "Skipping display tests on AppVeyor"
+    else
+        @test isa(display(p), Nothing) == true
+        closeall()
+    end
+end # testset
+
+@testset "Date xlims" begin
+    y=[1.0*i*i for i in 1:10]
+    x=[Date(2019,11,i) for i in 1:10]
+    span = (Date(2019,10,31), Date(2019,11,11))
+
+    ref_xlims = map(date->date.instant.periods.value, span)
+
+    p = plot(x,y, xlims=span, widen = false)
+
+    @test Plots.xlims(p) == ref_xlims
+    #@static if (haskey(ENV, "APPVEYOR") || haskey(ENV, "CI"))
+    @static if haskey(ENV, "APPVEYOR")
+        @info "Skipping display tests on AppVeyor"
+    else
+        @test isa(display(p), Nothing) == true
+        closeall()
+    end
+end # testset
+
+@testset "DateTime xlims" begin
+    y=[1.0*i*i for i in 1:10]
+    x=[DateTime(2019,11,i,11) for i in 1:10]
+    span = (DateTime(2019,10,31,11,59,59), DateTime(2019,11,11,12,01,15))
+
+    ref_xlims = map(date->date.instant.periods.value, span)
+
+    p = plot(x,y, xlims=span, widen = false)
+    @test Plots.xlims(p) == ref_xlims
+    #@static if (haskey(ENV, "APPVEYOR") || haskey(ENV, "CI"))
+    @static if haskey(ENV, "APPVEYOR")
+        @info "Skipping display tests on AppVeyor"
+    else
+        @test isa(display(p), Nothing) == true
+        closeall()
+    end
+end # testset

test/runtests.jl

@@ -1,40 +1,154 @@
+using Plots: guidefont
+import ImageMagick
 using VisualRegressionTests
 using Plots
 using Random
-using BinaryProvider
+using StableRNGs
 using Test
+using TestImages
 using FileIO
-using GeometryTypes
+using Gtk
+using LibGit2
+import GeometryBasics
+using Dates
+using RecipesBase
+
+
+@testset "Plotly standalone" begin
+    @test_nowarn Plots._init_ijulia_plotting()
+    @test Plots.plotly_local_file_path[] === nothing
+    temp = Plots.use_local_dependencies[]
+    withenv("PLOTS_HOST_DEPENDENCY_LOCAL" => true) do
+    Plots.__init__()
+    @test Plots.plotly_local_file_path[] isa String
+    @test isfile(Plots.plotly_local_file_path[])
+    @test Plots.use_local_dependencies[] = true
+    @test_nowarn Plots._init_ijulia_plotting()
+end
+    Plots.plotly_local_file_path[] = nothing
+    Plots.use_local_dependencies[] = temp
+end # testset
+
+include("test_defaults.jl")
+include("test_axes.jl")
+include("test_axis_letter.jl")
+include("test_components.jl")
+include("test_shorthands.jl")
+include("integration_dates.jl")
+include("test_recipes.jl")
+include("test_hdf5plots.jl")
+include("test_pgfplotsx.jl")
+
+reference_dir(args...) = joinpath(homedir(), ".julia", "dev", "PlotReferenceImages", args...)
+
+function reference_file(backend, i, version)
+    refdir = reference_dir("Plots", string(backend))
+    fn = "ref$i.png"
+    versions = sort(VersionNumber.(readdir(refdir)), rev=true)
+
+    reffn = joinpath(refdir, string(version), fn)
+    for v in versions
+        tmpfn = joinpath(refdir, string(v), fn)
+        if isfile(tmpfn)
+            reffn = tmpfn
+            break
+        end
+    end
+
+    return reffn
+end
+
+reference_path(backend, version) = reference_dir("Plots", string(backend), string(version))
+
+if !isdir(reference_dir())
+    mkpath(reference_dir())
+    LibGit2.clone("https://github.com/JuliaPlots/PlotReferenceImages.jl.git", reference_dir())
+end
 
 include("imgcomp.jl")
 # don't actually show the plots
 Random.seed!(1234)
 default(show=false, reuse=true)
-img_tol = isinteractive() ? 1e-2 : 10e-2
+is_ci() = get(ENV, "CI", "false") == "true"
+const IMG_TOL = VERSION < v"1.4" && Sys.iswindows() ? 1e-1 : is_ci() ? 1e-2 : 1e-3
 
-@testset "GR" begin
-    ENV["PLOTS_TEST"] = "true"
-    ENV["GKSwstype"] = "100"
-    @test gr() == Plots.GRBackend()
-    @test backend() == Plots.GRBackend()
+## Uncomment the following lines to update reference images for different backends
 
-    @static if Sys.islinux()
-        image_comparison_facts(:gr, tol=img_tol, skip = [25, 30])
+# @testset "GR" begin
+#     image_comparison_facts(:gr, tol=IMG_TOL, skip = Plots._backend_skips[:gr])
+# end
+#
+# plotly()
+# @testset "Plotly" begin
+#     image_comparison_facts(:plotly, tol=IMG_TOL, skip = Plots._backend_skips[:plotlyjs])
+# end
+#
+# pyplot()
+# @testset "PyPlot" begin
+#     image_comparison_facts(:pyplot, tol=IMG_TOL, skip = Plots._backend_skips[:pyplot])
+# end
+#
+# pgfplotsx()
+# @testset "PGFPlotsX" begin
+#     image_comparison_facts(:pgfplotsx, tol=IMG_TOL, skip = Plots._backend_skips[:pgfplotsx])
+# end
+
+# 10 Histogram2D
+
+##
+
+@testset "Backends" begin
+
+    @testset "GR" begin
+        ENV["PLOTS_TEST"] = "true"
+        ENV["GKSwstype"] = "100"
+        @test gr() == Plots.GRBackend()
+        @test backend() == Plots.GRBackend()
+
+        @static if haskey(ENV, "APPVEYOR")
+            @info "Skipping GR image comparison tests on AppVeyor"
+        else
+            image_comparison_facts(:gr, tol=IMG_TOL, skip=Plots._backend_skips[:gr])
+        end
     end
-end
 
+    @testset "UnicodePlots" begin
+        @test unicodeplots() == Plots.UnicodePlotsBackend()
+        @test backend() == Plots.UnicodePlotsBackend()
 
-@testset "UnicodePlots" begin
-    @test unicodeplots() == Plots.UnicodePlotsBackend()
-    @test backend() == Plots.UnicodePlotsBackend()
+        # lets just make sure it runs without error
+        p = plot(rand(10))
+        @test isa(p, Plots.Plot) == true
+        @test isa(display(p), Nothing) == true
+        p = bar(randn(10))
+        @test isa(p, Plots.Plot) == true
+        @test isa(display(p), Nothing) == true
+        p = plot([1, 2], [3, 4])
+        annotate!(p, [(1.5, 3.2, Plots.text("Test", :red, :center))])
+        hline!(p, [3.1])
+        @test isa(p, Plots.Plot) == true
+        @test isa(display(p), Nothing) == true
+        p = plot([Dates.Date(2019, 1, 1), Dates.Date(2019, 2, 1)], [3, 4])
+        hline!(p, [3.1])
+        annotate!(p, [(Dates.Date(2019, 1, 15), 3.2, Plots.text("Test", :red, :center))])
+        @test isa(p, Plots.Plot) == true
+        @test isa(display(p), Nothing) == true
+        p = plot([Dates.Date(2019, 1, 1), Dates.Date(2019, 2, 1)], [3, 4])
+        annotate!(p, [(Dates.Date(2019, 1, 15), 3.2, :auto)])
+        hline!(p, [3.1])
+        @test isa(p, Plots.Plot) == true
+        @test isa(display(p), Nothing) == true
+    end
+
+    @testset "PlotlyJS" begin
+        @test plotlyjs() == Plots.PlotlyJSBackend()
+        @test backend() == Plots.PlotlyJSBackend()
+
+        p = plot(rand(10))
+        @test isa(p, Plots.Plot) == true
+        @test_broken isa(display(p), Nothing) == true
+    end
 
-    # lets just make sure it runs without error
-    p = plot(rand(10))
-    @test isa(p, Plots.Plot) == true
-    @test isa(display(p), Nothing) == true
-    p = bar(randn(10))
-    @test isa(p, Plots.Plot) == true
-    @test isa(display(p), Nothing) == true
 end
 
 @testset "Axes" begin
@@ -43,36 +157,53 @@ end
     @test typeof(axis) == Plots.Axis
     @test Plots.discrete_value!(axis, "HI") == (0.5, 1)
     @test Plots.discrete_value!(axis, :yo) == (1.5, 2)
-    @test Plots.ignorenan_extrema(axis) == (0.5,1.5)
+    @test Plots.ignorenan_extrema(axis) == (0.5, 1.5)
     @test axis[:discrete_map] == Dict{Any,Any}(:yo  => 2, "HI" => 1)
 
-    Plots.discrete_value!(axis, ["x$i" for i=1:5])
-    Plots.discrete_value!(axis, ["x$i" for i=0:2])
+    Plots.discrete_value!(axis, ["x$i" for i = 1:5])
+    Plots.discrete_value!(axis, ["x$i" for i = 0:2])
     @test Plots.ignorenan_extrema(axis) == (0.5, 7.5)
 end
 
 @testset "NoFail" begin
-    plots = [histogram([1, 0, 0, 0, 0, 0]),
-             plot([missing]),
-             plot([missing; 1:4]),
-             plot([fill(missing,10); 1:4]),
-             plot([1 1; 1 missing]),
-             plot(["a" "b"; missing "d"], [1 2; 3 4])]
-    for plt in plots
-        display(plt)
+    #ensure backend with tested display
+    @test unicodeplots() == Plots.UnicodePlotsBackend()
+    @test backend() == Plots.UnicodePlotsBackend()
+
+    @testset "Plot" begin
+        plots = [histogram([1, 0, 0, 0, 0, 0]),
+                 plot([missing]),
+                 plot([missing, missing]),
+                 plot(fill(missing, 10)),
+                 plot([missing; 1:4]),
+                 plot([fill(missing, 10); 1:4]),
+                 plot([1 1; 1 missing]),
+                 plot(["a" "b"; missing "d"], [1 2; 3 4])]
+        for plt in plots
+            display(plt)
+        end
+        @test_nowarn plot(x -> x^2, 0, 2)
+    end
+
+    @testset "Bar" begin
+       p = bar([3,2,1], [1,2,3]);
+       @test isa(p, Plots.Plot)
+       @test isa(display(p), Nothing) == true
     end
 end
 
-@testset "Segments" begin
-    function segments(args...)
-        segs = UnitRange{Int}[]
-        for seg in iter_segments(args...)
-            push!(segs,seg)
-        end
-        segs
+
+@testset "EmptyAnim" begin
+    anim = @animate for i in []
     end
 
-    nan10 = fill(NaN,10)
+    @test_throws ArgumentError gif(anim)
+end
+
+@testset "NaN-separated Segments" begin
+    segments(args...) = collect(iter_segments(args...))
+
+    nan10 = fill(NaN, 10)
     @test segments(11:20) == [1:10]
     @test segments([NaN]) == []
     @test segments(nan10) == []
@@ -84,12 +215,17 @@ end
 end
 
 @testset "Utils" begin
-    zipped = ([(1,2)], [("a","b")], [(1,"a"),(2,"b")],
-              [(1,2),(3,4)], [(1,2,3),(3,4,5)], [(1,2,3,4),(3,4,5,6)],
-              [(1,2.0),(missing,missing)], [(1,missing),(missing,"a")],
-              [(missing,missing)], [(missing,missing,missing),("a","b","c")])
+    zipped = ([(1, 2)], [("a", "b")], [(1, "a"),(2, "b")],
+              [(1, 2),(3, 4)], [(1, 2, 3),(3, 4, 5)], [(1, 2, 3, 4),(3, 4, 5, 6)],
+              [(1, 2.0),(missing, missing)], [(1, missing),(missing, "a")],
+              [(missing, missing)], [(missing, missing, missing),("a", "b", "c")])
     for z in zipped
         @test isequal(collect(zip(Plots.unzip(z)...)), z)
-        @test isequal(collect(zip(Plots.unzip(Point.(z))...)), z)
+        @test isequal(collect(zip(Plots.unzip(GeometryBasics.Point.(z))...)), z)
     end
+    op1 = Plots.process_clims((1.0, 2.0))
+    op2 = Plots.process_clims((1, 2.0))
+    data = randn(100, 100)
+    @test op1(data) == op2(data)
+    @test Plots.process_clims(nothing) == Plots.process_clims(missing) == Plots.process_clims(:auto)
 end

test/test_axes.jl

@@ -0,0 +1,43 @@
+using Plots, Test
+
+@testset "Showaxis" begin
+    for value in Plots._allShowaxisArgs
+        @test plot(1:5, showaxis = value)[1][:yaxis][:showaxis] isa Bool
+    end
+    @test plot(1:5, showaxis = :y)[1][:yaxis][:showaxis] == true
+    @test plot(1:5, showaxis = :y)[1][:xaxis][:showaxis] == false
+end
+
+@testset "Magic axis" begin
+    @test plot(1, axis=nothing)[1][:xaxis][:ticks] == []
+    @test plot(1, axis=nothing)[1][:yaxis][:ticks] == []
+end # testset
+
+@testset "Categorical ticks" begin
+    p1 = plot('A':'M', 1:13)
+    p2 = plot('A':'Z', 1:26)
+    p3 = plot('A':'Z', 1:26, ticks = :all)
+    @test Plots.get_ticks(p1[1], p1[1][:xaxis])[2] == string.('A':'M')
+    @test Plots.get_ticks(p2[1], p2[1][:xaxis])[2] == string.('C':3:'Z')
+    @test Plots.get_ticks(p3[1], p3[1][:xaxis])[2] == string.('A':'Z')
+end
+
+@testset "Ticks getter functions" begin
+    ticks1 = ([1,2,3], ("a","b","c"))
+    ticks2 = ([4,5], ("e","f"))
+    p1 = plot(1:5, 1:5, 1:5, xticks=ticks1, yticks=ticks1, zticks=ticks1)
+    p2 = plot(1:5, 1:5, 1:5, xticks=ticks2, yticks=ticks2, zticks=ticks2)
+    p = plot(p1, p2)
+    @test xticks(p) == yticks(p) == zticks(p) == [ticks1, ticks2]
+    @test xticks(p[1]) == yticks(p[1]) == zticks(p[1]) == ticks1
+end
+
+@testset "Axis limits" begin
+    pl = plot(1:5, xlims=:symmetric, widen = false)
+    @test Plots.xlims(pl) == (-5, 5)
+end
+
+@testset "3D Axis" begin
+    ql = quiver([1, 2], [2, 1], [3, 4], quiver = ([1, -1], [0, 0], [1, -0.5]), arrow=true)
+    @test ql[1][:projection] == "3d"
+end

test/test_axis_letter.jl

@@ -0,0 +1,25 @@
+using Plots, Test
+
+@testset "axis letter" begin
+    using Plots, RecipesBase
+    # a custom type for dispacthing the axis-letter-testing recipe
+    struct MyType <: Number
+        val::Float64
+    end
+    value(m::MyType) = m.val
+    data = MyType.(sort(randn(20)))
+    # A recipe that puts the axis letter in the title
+    @recipe function f(::Type{T}, m::T) where T <: AbstractArray{<:MyType}
+        title --> string(plotattributes[:letter])
+        value.(m)
+    end
+    @testset "$f (orientation = $o)" for f in [histogram, barhist, stephist, scatterhist], o in [:vertical, :horizontal]
+        @test f(data, orientation=o).subplots[1].attr[:title] == (o == :vertical ? "x" : "y")
+    end
+    @testset "$f" for f in [hline, hspan]
+        @test f(data).subplots[1].attr[:title] == "y"
+    end
+    @testset "$f" for f in [vline, vspan]
+        @test f(data).subplots[1].attr[:title] == "x"
+    end
+end

test/test_components.jl

@@ -0,0 +1,127 @@
+using Plots, Test
+
+@testset "Shapes" begin
+    @testset "Type" begin
+        square = Shape([(0,0.0),(1,0.0),(1,1.0),(0,1.0)])
+        @test isa(square, Shape{Int64, Float64})
+        @test coords(square) isa Tuple{Vector{S}, Vector{T}} where {T,S}
+    end
+
+    @testset "Copy" begin
+        square = Shape([(0,0),(1,0),(1,1),(0,1)])
+        square2 = Shape(square)
+        @test square2.x == square.x
+        @test square2.y == square.y
+    end
+
+    @testset "Center" begin
+        square = Shape([(0,0),(1,0),(1,1),(0,1)])
+        @test Plots.center(square) == (0.5,0.5)
+    end
+
+    @testset "Translate" begin
+        square = Shape([(0,0),(1,0),(1,1),(0,1)])
+        squareUp = Shape([(0,1),(1,1),(1,2),(0,2)])
+        squareUpRight = Shape([(1,1),(2,1),(2,2),(1,2)])
+
+        @test Plots.translate(square,0,1).x == squareUp.x
+        @test Plots.translate(square,0,1).y == squareUp.y
+
+        @test Plots.center(translate!(square,1)) == (1.5,1.5)
+    end
+
+    @testset "Rotate" begin
+        # 2 radians rotation matrix
+        R2 = [cos(2) sin(2); -sin(2) cos(2)]
+        coords = [0 0; 1 0; 1 1; 0 1]'
+        coordsRotated2 = R2*(coords.-0.5).+0.5
+
+        square = Shape([(0,0),(1,0),(1,1),(0,1)])
+
+        # make a new, rotated square
+        square2 = Plots.rotate(square, -2)
+        @test square2.x ≈ coordsRotated2[1,:]
+        @test square2.y ≈ coordsRotated2[2,:]
+
+        # unrotate the new square in place
+        rotate!(square2, 2)
+        @test square2.x ≈ coords[1,:]
+        @test square2.y ≈ coords[2,:]
+    end
+
+    @testset "Plot" begin
+        ang = range(0, 2π, length = 60)
+        ellipse(x, y, w, h) = Shape(w*sin.(ang).+x, h*cos.(ang).+y)
+        myshapes = [ellipse(x,rand(),rand(),rand()) for x = 1:4]
+        @test coords(myshapes) isa Tuple{Vector{Vector{S}}, Vector{Vector{T}}} where {T,S}
+        local p
+        @test_nowarn p = plot(myshapes)
+        @test p[1][1][:seriestype] == :shape
+    end
+end
+
+@testset "Brush" begin
+    @testset "Colors" begin
+        baseline = brush(1, RGB(0,0,0))
+        @test brush(:black) == baseline
+        @test brush("black") == baseline
+    end
+    @testset "Weight" begin
+        @test brush(10).size == 10
+        @test brush(0.1).size == 1
+    end
+    @testset "Alpha" begin
+        @test brush(0.4).alpha == 0.4
+        @test brush(20).alpha == nothing
+    end
+    @testset "Bad Argument" begin
+        # using test_logs because test_warn seems to not work anymore
+        @test_logs (:warn,"Unused brush arg: nothing (Nothing)") begin
+            brush(nothing)
+        end
+    end
+end
+
+@testset "Fonts" begin
+    @testset "Scaling" begin
+        sizesToCheck = [:titlefontsize, :legendfontsize, :legendtitlefontsize,
+            :xtickfontsize, :ytickfontsize, :ztickfontsize,
+            :xguidefontsize, :yguidefontsize, :zguidefontsize,]
+        # get inital font sizes
+        initialSizes = [Plots.default(s) for s in sizesToCheck ]
+
+        #scale up font sizes
+        scalefontsizes(2)
+
+        # get inital font sizes
+        doubledSizes = [Plots.default(s) for s in sizesToCheck ]
+
+        @test doubledSizes == initialSizes*2
+
+        # reset font sizes
+        resetfontsizes()
+
+        finalSizes = [Plots.default(s) for s in sizesToCheck ]
+
+        @test finalSizes == initialSizes
+    end
+end
+
+@testset "Series Annotations" begin
+    square = Shape([(0,0),(1,0),(1,1),(0,1)])
+    @test_logs (:warn,"Unused SeriesAnnotations arg: triangle (Symbol)") begin
+        p = plot([1,2,3],
+            series_annotations=(["a"],
+                                 2,    # pass a scale factor
+                                 (1,4), # pass two scale factors (overwrites first one)
+                                 square, # pass a shape
+                                 font(:courier), # pass an annotation font
+                                 :triangle  # pass an incorrect argument
+                            ))
+        sa = p.series_list[1].plotattributes[:series_annotations]
+        @test sa.strs == ["a"]
+        @test sa.font.family == "courier"
+        @test sa.baseshape == square
+        @test sa.scalefactor == (1,4)
+    end
+end

test/test_defaults.jl

@@ -0,0 +1,13 @@
+using Plots, Test
+
+const PLOTS_DEFAULTS = Dict(:theme => :wong2, :fontfamily => :palantino)
+Plots.__init__()
+
+@testset "Loading theme" begin
+    pl = plot(1:5)
+    @test pl[1][1][:seriescolor] == RGBA(colorant"black")
+    @test guidefont(pl[1][:xaxis]).family == "palantino"
+end
+
+empty!(PLOTS_DEFAULTS)
+Plots.__init__()

test/test_hdf5plots.jl

@@ -0,0 +1,21 @@
+using Plots, HDF5
+
+
+@testset "HDF5_Plots" begin
+	fname = "tmpplotsave.hdf5"
+	hdf5()
+
+	x = 1:10
+	psrc=plot(x, x.*x); #Create some plot
+	Plots.hdf5plot_write(psrc, fname)
+
+	#Read back file:
+	gr() #Choose some fast backend likely to work in test environment.
+	pread = Plots.hdf5plot_read(fname)
+
+	#Make sure data made it through:
+	@test psrc.subplots[1].series_list[1][:x] == pread.subplots[1].series_list[1][:x]
+	@test psrc.subplots[1].series_list[1][:y] == pread.subplots[1].series_list[1][:y]
+
+	#display(pread) #Don't display. Regression env might not support
+end #testset

test/test_pgfplotsx.jl

@@ -0,0 +1,421 @@
+using Plots, Test
+pgfplotsx()
+
+function create_plot(args...; kwargs...)
+   pgfx_plot = plot(args...; kwargs...)
+   return pgfx_plot, repr("application/x-tex", pgfx_plot)
+end
+
+function create_plot!(args...; kwargs...)
+   pgfx_plot = plot!(args...; kwargs...)
+   return pgfx_plot, repr("application/x-tex", pgfx_plot)
+end
+
+@testset "PGFPlotsX" begin
+   pgfx_plot = plot(1:5)
+   Plots._update_plot_object(pgfx_plot)
+   @test pgfx_plot.o.the_plot isa PGFPlotsX.TikzDocument
+   @test pgfx_plot.series_list[1].plotattributes[:quiver] === nothing
+   axis = Plots.pgfx_axes(pgfx_plot.o)[1]
+   @test count(x -> x isa PGFPlotsX.Plot, axis.contents) == 1
+   @test !haskey(axis.contents[1].options.dict, "fill")
+
+   @testset "Legends" begin
+      legends_plot = plot(rand(5, 2), lab = ["1" ""])
+      scatter!(legends_plot, rand(5))
+      Plots._update_plot_object(legends_plot)
+      axis_contents = Plots.pgfx_axes(legends_plot.o)[1].contents
+      leg_entries = filter(x -> x isa PGFPlotsX.LegendEntry, axis_contents)
+      series = filter(x -> x isa PGFPlotsX.Plot, axis_contents)
+      @test length(leg_entries) == 2
+      @test !haskey(series[1].options.dict, "forget plot")
+      @test haskey(series[2].options.dict, "forget plot")
+      @test !haskey(series[3].options.dict, "forget plot")
+   end # testset
+
+   @testset "3D docs example" begin
+      n = 100
+      ts = range(0, stop = 8π, length = n)
+      x = ts .* map(cos, ts)
+      y = (0.1ts) .* map(sin, ts)
+      z = 1:n
+      pl = plot(
+         x,
+         y,
+         z,
+         zcolor = reverse(z),
+         m = (10, 0.8, :blues, Plots.stroke(0)),
+         leg = false,
+         cbar = true,
+         w = 5,
+      )
+      pgfx_plot = plot!(pl, zeros(n), zeros(n), 1:n, w = 10)
+      Plots._update_plot_object(pgfx_plot)
+      if @test_nowarn(
+         haskey(Plots.pgfx_axes(pgfx_plot.o)[1].options.dict, "colorbar") == true
+      )
+         @test Plots.pgfx_axes(pgfx_plot.o)[1]["colorbar"] === nothing
+      end
+   end # testset
+   @testset "Color docs example" begin
+      y = rand(100)
+      plot(
+         0:10:100,
+         rand(11, 4),
+         lab = "lines",
+         w = 3,
+         palette = :grays,
+         fill = 0,
+         α = 0.6,
+      )
+      pl = scatter!(
+         y,
+         zcolor = abs.(y .- 0.5),
+         m = (:hot, 0.8, Plots.stroke(1, :green)),
+         ms = 10 * abs.(y .- 0.5) .+ 4,
+         lab = ["grad", "", "ient"],
+      )
+      Plots._update_plot_object(pl)
+      axis = Plots.pgfx_axes(pl.o)[1]
+      @test count(x -> x isa PGFPlotsX.LegendEntry, axis.contents) == 6
+      @test count(x -> x isa PGFPlotsX.Plot, axis.contents) == 108 # each marker is its own plot, fillranges create 2 plot-objects
+      marker = axis.contents[15]
+      @test marker isa PGFPlotsX.Plot
+      @test marker.options["mark"] == "*"
+      @test marker.options["mark options"]["color"] ==
+            RGBA{Float64}(colorant"green", 0.8)
+      @test marker.options["mark options"]["line width"] == 0.75 # 1px is 0.75pt
+   end # testset
+   @testset "Plot in pieces" begin
+      pic = plot(rand(100) / 3, reg = true, fill = (0, :green))
+      scatter!(pic, rand(100), markersize = 6, c = :orange)
+      Plots._update_plot_object(pic)
+      axis_contents = Plots.pgfx_axes(pic.o)[1].contents
+      leg_entries = filter(x -> x isa PGFPlotsX.LegendEntry, axis_contents)
+      series = filter(x -> x isa PGFPlotsX.Plot, axis_contents)
+      @test length(leg_entries) == 2
+      @test length(series) == 4
+      @test haskey(series[1].options.dict, "forget plot")
+      @test !haskey(series[2].options.dict, "forget plot")
+      @test haskey(series[3].options.dict, "forget plot")
+      @test !haskey(series[4].options.dict, "forget plot")
+   end # testset
+   @testset "Marker types" begin
+      markers = filter((m -> begin
+         m in Plots.supported_markers()
+      end), Plots._shape_keys)
+      markers = reshape(markers, 1, length(markers))
+      n = length(markers)
+      x = (range(0, stop = 10, length = n + 2))[2:(end-1)]
+      y = repeat(reshape(reverse(x), 1, :), n, 1)
+      scatter(
+         x,
+         y,
+         m = (8, :auto),
+         lab = map(string, markers),
+         bg = :linen,
+         xlim = (0, 10),
+         ylim = (0, 10),
+      )
+   end # testset
+   @testset "Layout" begin
+      plot(
+         Plots.fakedata(100, 10),
+         layout = 4,
+         palette = [:grays :blues :hot :rainbow],
+         bg_inside = [:orange :pink :darkblue :black],
+      )
+   end # testset
+   @testset "Polar plots" begin
+      Θ = range(0, stop = 1.5π, length = 100)
+      r = abs.(0.1 * randn(100) + sin.(3Θ))
+      plot(Θ, r, proj = :polar, m = 2)
+   end # testset
+   @testset "Drawing shapes" begin
+      verts = [
+         (-1.0, 1.0),
+         (-1.28, 0.6),
+         (-0.2, -1.4),
+         (0.2, -1.4),
+         (1.28, 0.6),
+         (1.0, 1.0),
+         (-1.0, 1.0),
+         (-0.2, -0.6),
+         (0.0, -0.2),
+         (-0.4, 0.6),
+         (1.28, 0.6),
+         (0.2, -1.4),
+         (-0.2, -1.4),
+         (0.6, 0.2),
+         (-0.2, 0.2),
+         (0.0, -0.2),
+         (0.2, 0.2),
+         (-0.2, -0.6),
+      ]
+      x = 0.1:0.2:0.9
+      y = 0.7 * rand(5) .+ 0.15
+      plot(
+         x,
+         y,
+         line = (3, :dash, :lightblue),
+         marker = (Shape(verts), 30, RGBA(0, 0, 0, 0.2)),
+         bg = :pink,
+         fg = :darkblue,
+         xlim = (0, 1),
+         ylim = (0, 1),
+         leg = false,
+      )
+   end # testset
+   @testset "Histogram 2D" begin
+      histogram2d(randn(10000), randn(10000), nbins = 20)
+   end # testset
+   @testset "Heatmap-like" begin
+      xs = [string("x", i) for i = 1:10]
+      ys = [string("y", i) for i = 1:4]
+      z = float((1:4) * reshape(1:10, 1, :))
+      pgfx_plot = heatmap(xs, ys, z, aspect_ratio = 1)
+      Plots._update_plot_object(pgfx_plot)
+      if @test_nowarn(
+         haskey(Plots.pgfx_axes(pgfx_plot.o)[1].options.dict, "colorbar") == true
+      )
+         @test Plots.pgfx_axes(pgfx_plot.o)[1]["colorbar"] === nothing
+         @test Plots.pgfx_axes(pgfx_plot.o)[1]["colormap name"] == "plots1"
+      end
+
+      pgfx_plot = wireframe(xs, ys, z, aspect_ratio = 1)
+      # TODO: clims are wrong
+   end # testset
+   @testset "Contours" begin
+      x = 1:0.5:20
+      y = 1:0.5:10
+      f(x, y) = begin
+         (3x + y^2) * abs(sin(x) + cos(y))
+      end
+      X = repeat(reshape(x, 1, :), length(y), 1)
+      Y = repeat(y, 1, length(x))
+      Z = map(f, X, Y)
+      p2 = contour(x, y, Z)
+      p1 = contour(x, y, f, fill = true)
+      plot(p1, p2)
+      # TODO: colorbar for filled contours
+   end # testset
+   @testset "Varying colors" begin
+      t = range(0, stop = 1, length = 100)
+      θ = (6π) .* t
+      x = t .* cos.(θ)
+      y = t .* sin.(θ)
+      p1 = plot(x, y, line_z = t, linewidth = 3, legend = false)
+      p2 = scatter(
+         x,
+         y,
+         marker_z = ((x, y) -> begin
+            x + y
+         end),
+         color = :bwr,
+         legend = false,
+      )
+      plot(p1, p2)
+   end # testset
+   @testset "Framestyles" begin
+      scatter(
+         fill(randn(10), 6),
+         fill(randn(10), 6),
+         framestyle = [:box :semi :origin :zerolines :grid :none],
+         title = [":box" ":semi" ":origin" ":zerolines" ":grid" ":none"],
+         color = permutedims(1:6),
+         layout = 6,
+         label = "",
+         markerstrokewidth = 0,
+         ticks = -2:2,
+      )
+      # TODO: support :semi
+   end # testset
+   @testset "Quiver" begin
+      x = (-2pi):0.2:(2*pi)
+      y = sin.(x)
+
+      u = ones(length(x))
+      v = cos.(x)
+      arrow_plot = plot(x, y, quiver = (u, v), arrow = true)
+      # TODO: could adjust limits to fit arrows if too long, but how?
+      # TODO: get latex available on CI
+      # mktempdir() do path
+      #    @test_nowarn savefig(arrow_plot, path*"arrow.pdf")
+      # end
+   end # testset
+   @testset "Annotations" begin
+      y = rand(10)
+      pgfx_plot = plot(
+         y,
+         annotations = (3, y[3], Plots.text("this is \\#3", :left)),
+         leg = false,
+      )
+      Plots._update_plot_object(pgfx_plot)
+      axis_content = Plots.pgfx_axes(pgfx_plot.o)[1].contents
+      nodes = filter(x -> !isa(x, PGFPlotsX.Plot), axis_content)
+      @test length(nodes) == 1
+      mktempdir() do path
+         file_path = joinpath(path, "annotations.tex")
+         @test_nowarn savefig(pgfx_plot, file_path)
+         open(file_path) do io
+            lines = readlines(io)
+            @test count(s -> occursin("node", s), lines) == 1
+         end
+      end
+      annotate!([
+         (5, y[5], Plots.text("this is \\#5", 16, :red, :center)),
+         (10, y[10], Plots.text("this is \\#10", :right, 20, "courier")),
+      ])
+      Plots._update_plot_object(pgfx_plot)
+      axis_content = Plots.pgfx_axes(pgfx_plot.o)[1].contents
+      nodes = filter(x -> !isa(x, PGFPlotsX.Plot), axis_content)
+      @test length(nodes) == 3
+      mktempdir() do path
+         file_path = joinpath(path, "annotations.tex")
+         @test_nowarn savefig(pgfx_plot, file_path)
+         open(file_path) do io
+            lines = readlines(io)
+            @test count(s -> occursin("node", s), lines) == 3
+         end
+      end
+      annotation_plot = scatter!(
+         range(2, stop = 8, length = 6),
+         rand(6),
+         marker = (50, 0.2, :orange),
+         series_annotations = [
+            "series",
+            "annotations",
+            "map",
+            "to",
+            "series",
+            Plots.text("data", :green),
+         ],
+      )
+      Plots._update_plot_object(annotation_plot)
+      axis_content = Plots.pgfx_axes(annotation_plot.o)[1].contents
+      nodes = filter(x -> !isa(x, PGFPlotsX.Plot), axis_content)
+      @test length(nodes) == 9
+      mktempdir() do path
+         file_path = joinpath(path, "annotations.tex")
+         @test_nowarn savefig(annotation_plot, file_path)
+         open(file_path) do io
+            lines = readlines(io)
+            @test count(s -> occursin("node", s), lines) == 9
+         end
+         # test .tikz extension
+         file_path = joinpath(path, "annotations.tikz")
+         @test_nowarn savefig(annotation_plot, file_path)
+         @test_nowarn open(file_path) do io
+         end
+      end
+   end # testset
+   @testset "Ribbon" begin
+      aa = rand(10)
+      bb = rand(10)
+      cc = rand(10)
+      conf = [aa - cc bb - cc]
+      ribbon_plot =
+         plot(collect(1:10), fill(1, 10), ribbon = (conf[:, 1], conf[:, 2]))
+      Plots._update_plot_object(ribbon_plot)
+      axis = Plots.pgfx_axes(ribbon_plot.o)[1]
+      plots = filter(x -> x isa PGFPlotsX.Plot, axis.contents)
+      @test length(plots) == 3
+      @test haskey(plots[1].options.dict, "fill")
+      @test haskey(plots[2].options.dict, "fill")
+      @test !haskey(plots[3].options.dict, "fill")
+      @test ribbon_plot.o !== nothing
+      @test ribbon_plot.o.the_plot !== nothing
+   end # testset
+   @testset "Markers and Paths" begin
+      pl = plot(
+         5 .- ones(9),
+         markershape = [:utriangle, :rect],
+         markersize = 8,
+         color = [:red, :black],
+      )
+      Plots._update_plot_object(pl)
+      axis = Plots.pgfx_axes(pl.o)[1]
+      plots = filter(x -> x isa PGFPlotsX.Plot, axis.contents)
+      @test length(plots) == 9
+   end # testset
+   @testset "Groups and Subplots" begin
+      group = rand(map((i->begin
+                    "group $(i)"
+                end), 1:4), 100)
+      pl = plot(rand(100), layout = @layout([a b; c]), group = group, linetype = [:bar :scatter :steppre], linecolor = :match)
+      Plots._update_plot_object(pl)
+      axis = Plots.pgfx_axes(pl.o)[1]
+      legend_entries = filter(x -> x isa PGFPlotsX.LegendEntry, axis.contents)
+      @test length(legend_entries) == 2
+   end
+end # testset
+
+@testset "Extra kwargs" begin
+   pl = plot(1:5, test = "me")
+   @test pl[1][1].plotattributes[:extra_kwargs][:test] == "me"
+   pl = plot(1:5, test = "me", extra_kwargs = :subplot)
+   @test pl[1].attr[:extra_kwargs][:test] == "me"
+   pl = plot(1:5, test = "me", extra_kwargs = :plot)
+   @test pl.attr[:extra_plot_kwargs][:test] == "me"
+   pl = plot(
+      1:5,
+      extra_kwargs = Dict(
+         :plot => Dict(:test => "me"),
+         :series => Dict(:and => "me too"),
+      ),
+   )
+   @test pl.attr[:extra_plot_kwargs][:test] == "me"
+   @test pl[1][1].plotattributes[:extra_kwargs][:and] == "me too"
+   pl = plot(
+      plot(1:5, title = "Line"),
+      scatter(
+         1:5,
+         title = "Scatter",
+         extra_kwargs = Dict(:subplot => Dict("axis line shift" => "10pt")),
+      ),
+   )
+   Plots._update_plot_object(pl)
+   axes = Plots.pgfx_axes(pl.o)
+   @test !haskey(axes[1].options.dict, "axis line shift")
+   @test haskey(axes[2].options.dict, "axis line shift")
+   pl = plot(
+      x -> x,
+      -1:1;
+      add = raw"\node at (0,0.5) {\huge hi};",
+      extra_kwargs = :subplot,
+   )
+   @test pl[1][:extra_kwargs] == Dict(:add => raw"\node at (0,0.5) {\huge hi};")
+   Plots._update_plot_object(pl)
+   axes = Plots.pgfx_axes(pl.o)
+   @test filter(x -> x isa String, axes[1].contents)[1] ==
+         raw"\node at (0,0.5) {\huge hi};"
+   plot!(pl)
+   @test pl[1][:extra_kwargs] == Dict(:add => raw"\node at (0,0.5) {\huge hi};")
+   Plots._update_plot_object(pl)
+   axes = Plots.pgfx_axes(pl.o)
+   @test filter(x -> x isa String, axes[1].contents)[1] ==
+         raw"\node at (0,0.5) {\huge hi};"
+end # testset
+
+@testset "Titlefonts" begin
+   pl = plot(1:5, title = "Test me", titlefont = (2, :left))
+   @test pl[1][:title] == "Test me"
+   @test pl[1][:titlefontsize] == 2
+   @test pl[1][:titlefonthalign] == :left
+   Plots._update_plot_object(pl)
+   ax_opt = Plots.pgfx_axes(pl.o)[1].options
+   @test ax_opt["title"] == "Test me"
+   @test(haskey(ax_opt.dict, "title style")) isa Test.Pass
+   pl = plot(1:5, plot_title = "Test me", plot_titlefont = (2, :left))
+   @test pl[:plot_title] == "Test me"
+   @test pl[:plot_titlefontsize] == 2
+   @test pl[:plot_titlefonthalign] == :left
+   pl = heatmap(
+      rand(3, 3),
+      colorbar_title = "Test me",
+      colorbar_titlefont = (12, :right),
+   )
+   @test pl[1][:colorbar_title] == "Test me"
+   @test pl[1][:colorbar_titlefontsize] == 12
+   @test pl[1][:colorbar_titlefonthalign] == :right
+end # testset

test/test_recipes.jl

@@ -0,0 +1,49 @@
+using Plots, Test
+using OffsetArrays
+
+@testset "lens!" begin
+    pl = plot(1:5)
+    lens!(pl, [1,2], [1,2], inset = (1, bbox(0.0,0.0,0.2,0.2)), colorbar = false)
+    @test length(pl.series_list) == 4
+    @test pl[2][:colorbar] == :none
+end # testset
+
+@testset "vline, vspan" begin
+    vl = vline([1], widen = false)
+    @test Plots.xlims(vl) == (1,2)
+    @test Plots.ylims(vl) == (1,2)
+    vl = vline([1], xlims=(0,2), widen = false)
+    @test Plots.xlims(vl) == (0,2)
+    vl = vline([1], ylims=(-3,5), widen = false)
+    @test Plots.ylims(vl) == (-3,5)
+
+    vsp = vspan([1,3], widen = false)
+    @test Plots.xlims(vsp) == (1,3)
+    @test Plots.ylims(vsp) == (0,1) # TODO: might be problematic on log-scales
+    vsp = vspan([1,3], xlims=(-2,5), widen = false)
+    @test Plots.xlims(vsp) == (-2,5)
+    vsp = vspan([1,3], ylims=(-2,5), widen = false)
+    @test Plots.ylims(vsp) == (-2,5)
+end # testset
+
+@testset "offset axes" begin
+    tri = OffsetVector(vcat(1:5, 4:-1:1), 11:19)
+    sticks = plot(tri, seriestype = :sticks)
+    @test length(sticks) == 1
+end
+
+@testset "framestyle axes" begin
+    pl = plot(-1:1, -1:1, -1:1)
+    sp = pl.subplots[1]
+    defaultret = Plots.axis_drawing_info_3d(sp, :x)
+    for letter in [:x, :y, :z]
+        for fr in [:box :semi :origin :zerolines :grid :none]
+            prevha = UInt64(0)
+            push!(sp.attr, :framestyle => fr)
+            ret = Plots.axis_drawing_info_3d(sp, letter)
+            ha = hash(string(ret))
+            @test ha != prevha
+            prevha = ha
+        end
+    end
+end

test/test_shorthands.jl

@@ -0,0 +1,48 @@
+using Plots, Test
+
+@testset "Shorthands" begin
+    @testset "Set Lims" begin
+        p = plot(rand(10))
+
+        xlims!((1,20))
+        @test xlims(p) == (1,20)
+
+        ylims!((-1,1))
+        @test ylims(p) == (-1,1)
+
+        zlims!((-1,1))
+        @test zlims(p) == (-1,1)
+
+        xlims!(-1,11)
+        @test xlims(p) == (-1,11)
+
+        ylims!((-10,10))
+        @test ylims(p) == (-10,10)
+
+        zlims!((-10,10))
+        @test zlims(p) == (-10,10)
+    end
+
+    @testset "Set Ticks" begin
+        p = plot([0,2,3,4,5,6,7,8,9,10])
+
+        xticks = 2:6
+        xticks!(xticks)
+        @test Plots.get_subplot(current(),1).attr[:xaxis][:ticks] == xticks
+
+        yticks = 0.2:0.1:0.7
+        yticks!(yticks)
+        @test Plots.get_subplot(current(),1).attr[:yaxis][:ticks] == yticks
+
+        xticks = [5,6,7.5]
+        xlabels = ["a","b","c"]
+
+        xticks!(xticks, xlabels)
+        @test Plots.get_subplot(current(),1).attr[:xaxis][:ticks] == (xticks, xlabels)
+
+        yticks = [.5,.6,.75]
+        ylabels = ["z","y","x"]
+        yticks!(yticks, ylabels)
+        @test Plots.get_subplot(current(),1).attr[:yaxis][:ticks] == (yticks, ylabels)
+    end
+end