1.19.0 [skip ci]

* add the plot_title

* Update bbs/plot_title (#3604)

* add the plot_title

* update plot_title for multiple subplots, fix GR warning

Co-authored-by: Simon Christ <SimonChrist@gmx.de>
Co-authored-by: t-bltg <t-bltg@users.noreply.github.com>

* Update plot_title (#3608)

* add the plot_title

* update plot_title for multiple subplots, fix GR warning

* update plot_title

* consistency with _subplot_defaults

Co-authored-by: Simon Christ <SimonChrist@gmx.de>
Co-authored-by: t-bltg <t-bltg@users.noreply.github.com>

* custom implementation for pgfplotsx backend

* remove `@show`

* remove superfluous plot_titleindex

Co-authored-by: t-bltg <13423344+t-bltg@users.noreply.github.com>
Co-authored-by: t-bltg <t-bltg@users.noreply.github.com>

.github/ISSUE_TEMPLATE/bug.md

@@ -28,5 +28,5 @@ inspectdr    |     |     |
 ### Versions
 
 Plots.jl version:
-Backend  version (`]st -m`):
+Backend  version (`]st -m <backend(s)>`):
 Output of `versioninfo()`:

.github/workflows/ci.yml

@@ -71,7 +71,10 @@ jobs:
 
       # Run tests
       - name: Run Graphical test
-        run:  $TESTCMD --project -e 'using Pkg; Pkg.test(coverage=true);'
+        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

.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

@@ -12,3 +12,4 @@ dev/
 test/tmpplotsave.hdf5
 /.benchmarkci
 /benchmark/*.json
+.vscode/

.zenodo.json

@@ -0,0 +1,698 @@
+{
+    "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, University of Copenhagen",
+            "name": "Michael Krabbe Borregaard",
+            "orcid": "0000-0002-8146-8435",
+            "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"
+        }
+        {
+            "name": "Fred Callaway",
+            "type": "Other"
+        }
+    ],
+    "upload_type": "software"
+}

Project.toml

@@ -1,7 +1,7 @@
 name = "Plots"
 uuid = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 author = ["Tom Breloff (@tbreloff)"]
-version = "1.11.2"
+version = "1.19.0"
 
 [deps]
 Base64 = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
@@ -36,10 +36,10 @@ UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 Contour = "0.5"
 FFMPEG = "0.2, 0.3, 0.4"
 FixedPointNumbers = "0.6, 0.7, 0.8"
-GR = "0.46, 0.47, 0.48, 0.49, 0.50, 0.51, 0.52, 0.53, 0.54, 0.55, 0.57"
+GR = "0.53, 0.54, 0.55, 0.57"
 GeometryBasics = "0.2, 0.3.1"
 JSON = "0.21, 1"
-Latexify = "0.14"
+Latexify = "0.14, 0.15"
 Measures = "0.3"
 NaNMath = "0.3"
 PlotThemes = "2"

README.md

@@ -18,6 +18,10 @@
 [![][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)
 
 #### Maintained by the [JuliaPlots members](https://github.com/orgs/JuliaPlots/people)

deps/SnoopCompile/precompile/precompile_Plots.jl

@@ -76,12 +76,13 @@ function _precompile_()
     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, :flip, :minorgrid, :guide), Tuple{Bool, Bool, Bool, String}},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{(:grid, :minorgrid, :guide), Tuple{Bool, Bool, String}},typeof(attr!),Axis})
+    Base.precompile(Tuple{Core.kwftype(typeof(attr!)),NamedTuple{(:grid, :minorgrid, :mirror, :guide), Tuple{Bool, Bool, Bool, String}},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})
@@ -90,84 +91,92 @@ function _precompile_()
     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{(:minorgrid, :scale, :guide), Tuple{Bool, Symbol, String}},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), Tuple{Symbol, Symbol, Int64}},typeof(gr_set_font),Font,Subplot{GRBackend}})
-    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(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{(:layout, :margin), Tuple{GridLayout, AbsoluteLength}},typeof(plot!),Plot{GRBackend},Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:legend,), Tuple{Bool}},typeof(plot!),Plot{GRBackend},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},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},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},Plot{PlotlyBackend},Vararg{Plot{PlotlyBackend}, N} where N})
     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{(:lw, :color), Tuple{Int64, Symbol}},typeof(plot!),Function,Float64,Irrational{:π}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:lw, :color), Tuple{Int64, Symbol}},typeof(plot!),Plot{GRBackend},Function,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{GRBackend},StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Vector{Float64}})
+    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}},Vector{Float64}})
     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!),Plot{PlotlyBackend},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!),Plot{GRBackend},Vector{Int64},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{PlotlyBackend},Vector{Int64},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!),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{(:w,), Tuple{Int64}},typeof(plot!),Plot{GRBackend},Vector{Float64},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{(:yaxis, :minorgrid), Tuple{Tuple{String, Symbol}, Bool}},typeof(plot!),Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:yaxis, :minorgrid), Tuple{Tuple{String, Symbol}, Bool}},typeof(plot!),Plot{PlotlyBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot!)),NamedTuple{(:yaxis, :minorgrid), Tuple{Tuple{String, Symbol}, Bool}},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{(:aspect_ratio, :seriestype), Tuple{Int64, Symbol}},typeof(plot),Vector{String},Vector{String},Matrix{Float64}})
     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{(:connections, :seriestype), Tuple{Tuple{Vector{Int64}, Vector{Int64}, Vector{Int64}}, Symbol}},typeof(plot),Vector{Int64},Vector{Int64},Vector{Int64}})
+    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}},Function})
     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, :title, :xlabel, :linewidth, :legend), Tuple{Matrix{String}, String, String, Int64, Symbol}},typeof(plot),Vector{Function},Float64,Float64})
     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, :label, :fillrange, :fillalpha), Tuple{Tuple{Int64, Int64}, String, Int64, Float64}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Plot{GRBackend}})
+    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},Plot{PlotlyBackend}})
     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, :margin), Tuple{GridLayout, AbsoluteLength}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
     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{(:layout, :xlims), Tuple{GridLayout, Tuple{Int64, Float64}}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout,), Tuple{Tuple{Int64, Int64}}},typeof(plot),Plot{GRBackend},Plot{GRBackend},Plot{GRBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:layout,), Tuple{Tuple{Int64, Int64}}},typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend},Plot{PlotlyBackend}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:legend,), Tuple{Bool}},typeof(plot),Plot{GRBackend},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},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},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},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, 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, :leg, :fill), Tuple{Int64, Bool, Tuple{Int64, Symbol}}},typeof(plot),Function,Function,Int64,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, :lab, :bg, :xlim, :ylim, :seriestype), Tuple{Tuple{Int64, Symbol}, 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{(: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}})
@@ -175,29 +184,30 @@ function _precompile_()
     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{(:projection, :seriestype), Tuple{Symbol, Symbol}},typeof(plot),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},UnitRange{Int64},Matrix{Int64}})
+    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},Vector{Float64}})
     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),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},Matrix{Float64}})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:seriestype,), Tuple{Symbol}},typeof(plot),Vector{DateTime},UnitRange{Int64},Matrix{Float64}})
     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{(:st, :xlabel, :ylabel, :zlabel), Tuple{Symbol, String, String, String}},typeof(plot),Vector{Float64},Vector{Float64},Vector{Float64}})
     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, :xflip, :yflip, :zflip, :zlabel, :grid, :ylabel, :minorgrid, :xlabel, :seriestype), Tuple{String, Bool, Bool, Bool, String, Bool, String, Bool, String, Symbol}},typeof(plot),Vector{Float64},Vector{Float64},Function})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title, :xmirror, :ymirror, :zmirror, :zlabel, :grid, :ylabel, :minorgrid, :xlabel, :seriestype), Tuple{String, Bool, Bool, Bool, String, Bool, String, Bool, String, Symbol}},typeof(plot),Vector{Float64},Vector{Float64},Function})
+    Base.precompile(Tuple{Core.kwftype(typeof(plot)),NamedTuple{(:title, :zlabel, :grid, :ylabel, :minorgrid, :xlabel, :seriestype), Tuple{String, String, Bool, String, Bool, String, Symbol}},typeof(plot),Vector{Float64},Vector{Float64},Function})
     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(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},UnitRange{Int64}})
     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, :disp), Tuple{Vector{Int64}, Bool}},typeof(test_examples),Symbol})
     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}})
@@ -233,11 +243,10 @@ function _precompile_()
     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),ColorPalette,Int64})
-    Base.precompile(Tuple{typeof(_cycle),StepRange{Int64, Int64},Vector{Int64}})
-    Base.precompile(Tuple{typeof(_cycle),Vector{Float64},UnitRange{Int64}})
-    Base.precompile(Tuple{typeof(_cycle),Vector{Float64},Vector{Int64}})
+    Base.precompile(Tuple{typeof(_cycle),Base.OneTo{Int64},Vector{Int64}})
+    Base.precompile(Tuple{typeof(_cycle),Vector{Float64},StepRange{Int64, Int64}})
     Base.precompile(Tuple{typeof(_do_plot_show),Plot{GRBackend},Bool})
+    Base.precompile(Tuple{typeof(_do_plot_show),Plot{PlotlyBackend},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}})
@@ -247,17 +256,17 @@ function _precompile_()
     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(axis_limits),Subplot{GRBackend},Symbol,Bool,Bool})
+    Base.precompile(Tuple{typeof(axis_limits),Subplot{PlotlyBackend},Symbol,Bool,Bool})
     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(build_layout),GridLayout,Int64,Vector{Plot}})
     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(font),String,Vararg{Any, N} where N})
     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})
@@ -267,13 +276,18 @@ function _precompile_()
     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_add_legend),Subplot{GRBackend},NamedTuple{(:w, :h, :dy, :leftw, :textw, :rightw, :xoffset, :yoffset, :width_factor), Tuple{Int64, Int64, Int64, 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_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}})
@@ -282,14 +296,16 @@ function _precompile_()
     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),Subplot{GRBackend},Symbol,Tuple{Vector{Int64}, 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_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_update_viewport_legend!),Vector{Float64},Subplot{GRBackend},NamedTuple{(:w, :h, :dy, :leftw, :textw, :rightw, :xoffset, :yoffset, :width_factor), Tuple{Int64, Int64, Int64, 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})
@@ -299,35 +315,44 @@ function _precompile_()
     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(isvertical),Dict{Symbol, Any}})
     Base.precompile(Tuple{typeof(layout_args),Int64})
     Base.precompile(Tuple{typeof(make_fillrange_side),UnitRange{Int64},LinRange{Float64}})
-    Base.precompile(Tuple{typeof(ohlc),Any})
     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(plot),Any,Any,Vararg{Any, N} where N})
+    Base.precompile(Tuple{typeof(partialcircle),Int64,Float64,Int64})
+    Base.precompile(Tuple{typeof(plot),Any,Any})
     Base.precompile(Tuple{typeof(plot),Any})
-    Base.precompile(Tuple{typeof(processGridArg!),DefaultsDict,Bool,Symbol})
+    Base.precompile(Tuple{typeof(plot),Plot{GRBackend},Plot{GRBackend},Plot{GRBackend},Vararg{Plot{GRBackend}, N} where N})
+    Base.precompile(Tuple{typeof(plot),Plot{GRBackend},Plot{GRBackend}})
+    Base.precompile(Tuple{typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend},Plot{PlotlyBackend},Vararg{Plot{PlotlyBackend}, N} where N})
+    Base.precompile(Tuple{typeof(plot),Plot{PlotlyBackend},Plot{PlotlyBackend}})
     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})
+    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(processMinorGridArg!),Dict{Symbol, Any},Bool,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(resetfontsizes)})
+    Base.precompile(Tuple{typeof(scalefontsizes),Float64})
     Base.precompile(Tuple{typeof(slice_arg),Base.ReshapedArray{Int64, 2, UnitRange{Int64}, Tuple{}},Int64})
     Base.precompile(Tuple{typeof(slice_arg),Matrix{AbsoluteLength},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})
@@ -338,12 +363,8 @@ function _precompile_()
     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
+    isdefined(Plots, Symbol("#add_major_or_minor_segments#126")) && Base.precompile(Tuple{getfield(Plots, Symbol("#add_major_or_minor_segments#126")),Vector{Float64},Bool,Segments{Tuple{Float64, Float64}},Float64,Bool})
+    isdefined(Plots, Symbol("#add_major_or_minor_segments#127")) && Base.precompile(Tuple{getfield(Plots, Symbol("#add_major_or_minor_segments#127")),Vector{Float64},Bool,Segments{Tuple{Float64, Float64, Float64}},Float64,Bool})
     let fbody = try __lookup_kwbody__(which(plot!, (Any,))) catch missing end
         if !ismissing(fbody)
             precompile(fbody, (Any,typeof(plot!),Any,))
@@ -364,11 +385,6 @@ function _precompile_()
             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,))

src/animation.jl

@@ -137,8 +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

src/arg_desc.jl

@@ -53,7 +53,8 @@ const _arg_desc = KW(
 :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)",
+:plot_title                  => "String. Title for the whole plot (not the subplots)",
+:plot_titlevspan             => "Number in [0,1]. Vertical span of the whole plot title (fraction of the plot height)",
 :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.",
@@ -115,7 +116,13 @@ const _arg_desc = KW(
 :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.",
+:annotations                 => "(x,y,text) tuple(s).  Can be a single tuple or a list of them.  Text can be String, PlotText (created with `text(args...)`), or a tuple of arguments to `text` (e.g., `(\"Label\", 8, :red, :top)`).  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.",
@@ -131,7 +138,12 @@ const _arg_desc = KW(
 # 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]",
+: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.
+                                Set widen=true to widen the specified limits (as occurs when lims are not specified).
+                                """,
 :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.",
@@ -165,8 +177,11 @@ const _arg_desc = KW(
 :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`",
+: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`.",
+:widen                       => """
+                                Bool or :auto. Widen the axis limits by a small factor to avoid cut-off markers and lines at the borders.
+                                Defaults to `:auto`, which widens unless limits were manually set.
+                                """,
 :draw_arrow                  => "Bool. Draw arrow at the end of the axis.",
 )

src/args.jl

@@ -331,13 +331,15 @@ const _series_defaults = KW(
 
 const _plot_defaults = KW(
     :plot_title                  => "",
+    :plot_titleindex             => 0,
     :plot_titlefontsize          => 16,
-    :plot_title_location         => :center,           # also :left or :right
+    :plot_titlelocation          => :center,           # also :left or :right
     :plot_titlefontfamily        => :match,
     :plot_titlefonthalign        => :hcenter,
     :plot_titlefontvalign        => :vcenter,
     :plot_titlefontrotation      => 0.0,
     :plot_titlefontcolor         => :match,
+    :plot_titlevspan             => 0.05,              # vertical span of the plot title, here 5%
     :background_color            => colorant"white",   # default for all backgrounds,
     :background_color_outside    => :match,            # background outside grid,
     :foreground_color            => :auto,             # default for all foregrounds, and title color,
@@ -408,6 +410,12 @@ const _subplot_defaults = KW(
     :legendtitlefontrotation    => 0.0,
     :legendtitlefontcolor       => :match,
     :annotations                => [],                # annotation tuples... list of (x,y,annotation)
+    :annotationfontfamily       => :match,
+    :annotationfontsize         => 14,
+    :annotationhalign           => :hcenter,
+    :annotationvalign           => :vcenter,
+    :annotationrotation         => 0.0,
+    :annotationcolor            => :match,
     :projection                 => :none,             # can also be :polar or :3d
     :aspect_ratio               => :auto,             # choose from :none or :equal
     :margin                     => 1mm,
@@ -470,7 +478,7 @@ const _axis_defaults = KW(
     :minorticks                  => false,
     :minorgrid                   => false,
     :showaxis                    => true,
-    :widen                       => true,
+    :widen                       => :auto,
     :draw_arrow                  => false,
 )
 
@@ -519,6 +527,7 @@ const _initial_axis_defaults = deepcopy(_axis_defaults)
 const _initial_fontsizes = Dict(:titlefontsize  => _subplot_defaults[:titlefontsize],
                                 :legendfontsize => _subplot_defaults[:legendfontsize],
                                 :legendtitlefontsize => _subplot_defaults[:legendtitlefontsize],
+                                :annotationfontsize => _subplot_defaults[:annotationfontsize],
                                 :tickfontsize   => _axis_defaults[:tickfontsize],
                                 :guidefontsize  => _axis_defaults[:guidefontsize])
 
@@ -1132,7 +1141,7 @@ function RecipesPipeline.preprocess_attributes!(plotattributes::AKW)
     RecipesPipeline.reset_kw!(plotattributes, :marker)
     if haskey(plotattributes, :markershape)
         plotattributes[:markershape] = _replace_markershape(plotattributes[:markershape])
-        if plotattributes[:markershape] == :none && plotattributes[:seriestype] in (:scatter, :scatterbins, :scatterhist, :scatter3d) #the default should be :auto, not :none, so that :none can be set explicitly and would be respected
+        if plotattributes[:markershape] == :none && get(plotattributes, :seriestype, :path) in (:scatter, :scatterbins, :scatterhist, :scatter3d) #the default should be :auto, not :none, so that :none can be set explicitly and would be respected
             plotattributes[:markershape] = :circle
         end
     elseif anymarker
@@ -1359,6 +1368,8 @@ const _match_map = KW(
     :plot_titlefontcolor      => :foreground_color,
     :tickfontcolor            => :foreground_color_text,
     :guidefontcolor           => :foreground_color_guide,
+    :annotationfontfamily     => :fontfamily_subplot,
+    :annotationcolor          => :foreground_color_subplot,
 )
 
 # these can match values from the parent container (axis --> subplot --> plot)

src/axes.jl

@@ -172,8 +172,9 @@ function optimal_ticks_and_labels(ticks, alims, scale, formatter)
         scaled_ticks = optimize_ticks(
             sf(amin),
             sf(amax);
-            k_min = 4, # minimum number of ticks
+            k_min = scale ∈ _logScales ? 2 : 4, # minimum number of ticks
             k_max = 8, # maximum number of ticks
+            scale = scale,
         )[1]
     elseif typeof(ticks) <: Int
         scaled_ticks, viewmin, viewmax = optimize_ticks(
@@ -185,6 +186,7 @@ function optimal_ticks_and_labels(ticks, alims, scale, formatter)
             # `strict_span = false` rewards cases where the span of the
             # chosen  ticks is not too much bigger than amin - amax:
             strict_span = false,
+            scale = scale,
         )
         # axis[:lims] = map(RecipesPipeline.inverse_scale_func(scale), (viewmin, viewmax))
     else
@@ -235,6 +237,66 @@ function get_ticks(sp::Subplot, axis::Axis; update = true)
     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[]
@@ -271,30 +333,48 @@ _transform_ticks(ticks::AbstractArray{T}) where T <: Dates.TimeType = Dates.valu
 _transform_ticks(ticks::NTuple{2, Any}) = (_transform_ticks(ticks[1]), ticks[2])
 
 function get_minor_ticks(sp, axis, ticks)
-    axis[:minorticks] in (:none, nothing, false) && !axis[:minorgrid] && return nothing
+    axis[:minorticks] ∈ (:none, nothing, false) && !axis[:minorgrid] && return nothing
     ticks = ticks[1]
     length(ticks) < 2 && return nothing
 
     amin, amax = axis_limits(sp, axis[:letter])
-    #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] in (:none, :identity)
-        ratio = 1
-    else
-        return nothing
-    end
-    first_step = ticks[2] - ticks[1]
-    last_step = ticks[end] - ticks[end-1]
-    ticks =  [ticks[1] - first_step/ratio; ticks; ticks[end] + last_step*ratio]
+    scale = axis[:scale]
+    log_scaled = scale ∈ _logScales
+    base = get(_logScaleBases, scale, nothing)
+
+    # add one phantom tick either side of the ticks to ensure minor ticks extend to the axis limits
+    if log_scaled
+        sub = round(Int, log(base, ticks[2] / ticks[1]))
+        ticks = [ticks[1] / base; ticks; ticks[end] * base]
+    else
+        sub = 1  # unused
+        ratio = length(ticks) > 2 ? (ticks[3] - ticks[2]) / (ticks[2] - ticks[1]) : 1
+        first_step = ticks[2] - ticks[1]
+        last_step = ticks[end] - ticks[end-1]
+        ticks = [ticks[1] - first_step / ratio; ticks; ticks[end] + last_step * ratio]
+    end
+
+    # default to 9 intervals between major ticks for log10 scale and 5 intervals otherwise
+    n_default = (scale == :log10) ? 9 : 5
+    n = typeof(axis[:minorticks]) <: Integer && axis[:minorticks] > 1 ? axis[:minorticks] : n_default
 
-    #Default to 5 intervals between major ticks
-    n = typeof(axis[:minorticks]) <: Integer && axis[:minorticks] > 1 ? axis[:minorticks] : 5
     minorticks = typeof(ticks[1])[]
-    for (i,hi) in enumerate(ticks[2:end])
+    for (i, hi) ∈ enumerate(ticks[2:end])
         lo = ticks[i]
         if isfinite(lo) && isfinite(hi) && hi > lo
-            append!(minorticks,collect(lo + (hi-lo)/n :(hi-lo)/n: hi - (hi-lo)/2n))
+            if log_scaled
+                for e ∈ 1:sub
+                    lo_ = lo * base^(e - 1)
+                    hi_ = lo_ * base
+                    step = (hi_ - lo_) / n
+                    append!(minorticks, collect(
+                        lo_ + (e > 1 ? 0 : step) : step : hi_ - (e < sub ? 0 : step / 2)
+                    ))
+                end
+            else
+                step = (hi - lo) / n
+                append!(minorticks, collect(lo + step : step : hi - step / 2))
+            end
         end
     end
     minorticks[amin .<= minorticks .<= amax]
@@ -432,35 +512,38 @@ end
 # -------------------------------------------------------------------------
 
 # push the limits out slightly
-function widen(lmin, lmax, scale = :identity)
+function widen(lmin, lmax, scale=:identity)
     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)
-    invf(f(lmin)-eps), invf(f(lmax)+eps)
+    invf(f(lmin) - eps), invf(f(lmax) + eps)
 end
 
 # figure out if widening is a good idea.
 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
-    if !(is_2tuple(axis[:lims]) || axis[:lims] == :round)
-        for sp in axis.sps
-            for series in series_list(sp)
-                if series.plotattributes[:seriestype] in _widen_seriestypes
-                    should_widen = true
-                end
+    if axis[:widen] isa Bool
+        return axis[:widen]
+    end
+    # automatic behavior: widen if limits aren't specified and series type is appropriate
+    (is_2tuple(axis[:lims]) || axis[:lims] == :round) && return false
+    for sp in axis.sps
+        for series in series_list(sp)
+            if series.plotattributes[:seriestype] in _widen_seriestypes
+                return true
             end
         end
     end
-    should_widen
+    false
 end
 
-function round_limits(amin,amax)
-    scale = 10^(1-round(log10(amax - amin)))
-    amin = floor(amin*scale)/scale
-    amax = ceil(amax*scale)/scale
+function round_limits(amin, amax, scale)
+    base = get(_logScaleBases, scale, 10.)
+    factor = base^(1 - round(log(base, amax - amin)))
+    amin = floor(amin * factor) / factor
+    amax = ceil(amax * factor) / factor
     amin, amax
 end
 
@@ -473,13 +556,20 @@ function axis_limits(sp, letter, should_widen = default_should_widen(sp[Symbol(l
     has_user_lims = (isa(lims, Tuple) || isa(lims, AVec)) && length(lims) == 2
     if has_user_lims
         lmin, lmax = lims
-        if lmin != :auto && isfinite(lmin)
+        if lmin == :auto
+        elseif isfinite(lmin)
             amin = lmin
         end
-        if lmax != :auto && isfinite(lmax)
+        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
@@ -490,20 +580,23 @@ function axis_limits(sp, letter, should_widen = default_should_widen(sp[Symbol(l
         if axis[:letter] == :x
             amin, amax = 0, 2pi
         elseif lims == :auto
-            #widen max radius so ticks dont overlap with theta axis
+            # widen max radius so ticks dont overlap with theta axis
             0, amax + 0.1 * abs(amax - amin)
         else
             amin, amax
         end
-    elseif should_widen && axis[:widen]
+    elseif should_widen
         widen(amin, amax, axis[:scale])
     elseif lims == :round
-        round_limits(amin,amax)
+        round_limits(amin, amax, axis[:scale])
     else
         amin, amax
     end
 
-    if !has_user_lims && consider_aspect && letter in (:x, :y) && !(sp[:aspect_ratio] in (:none, :auto) || RecipesPipeline.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
@@ -634,60 +727,48 @@ function axis_drawing_info(sp, letter)
                 )
             end
         end
-        if !(ax[:ticks] in (:none, nothing, false))
+        if ax[:ticks] ∉ (:none, nothing, false)
             f = RecipesPipeline.scale_func(oax[:scale])
             invf = RecipesPipeline.inverse_scale_func(oax[:scale])
-            tick_start, tick_stop = if sp[:framestyle] == :origin
-                t = invf(f(0) + 0.012 * (f(oamax) - f(oamin)))
-                (-t, t)
-            else
-                ticks_in = ax[:tick_direction] == :out ? -1 : 1
-                t = invf(f(oa1) + 0.012 * (f(oa2) - f(oa1)) * ticks_in)
-                (oa1, t)
-            end
 
-            for tick in ticks[1]
-                if ax[:showaxis]
-                    push!(
-                        tick_segments,
-                        reverse_if((tick, tick_start), isy),
-                        reverse_if((tick, tick_stop), isy),
-                    )
+            add_major_or_minor_segments(ticks, grid, segments, factor, cond) = begin
+                ticks === nothing && return
+                if cond
+                    tick_start, tick_stop = if sp[:framestyle] == :origin
+                        t = invf(f(0) + factor * (f(oamax) - f(oamin)))
+                        (-t, t)
+                    else
+                        ticks_in = ax[:tick_direction] == :out ? -1 : 1
+                        t = invf(f(oa1) + factor * (f(oa2) - f(oa1)) * ticks_in)
+                        (oa1, t)
+                    end
                 end
-                if ax[:grid]
-                    push!(
-                        grid_segments,
-                        reverse_if((tick, oamin), isy),
-                        reverse_if((tick, oamax), isy),
-                    )
-                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(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]
+                for tick in ticks
+                    if ax[:showaxis] && cond
                         push!(
                             tick_segments,
                             reverse_if((tick, tick_start), isy),
                             reverse_if((tick, tick_stop), isy),
                         )
                     end
-                    if ax[:minorgrid] 
+                    if grid
                         push!(
-                            minorgrid_segments,
+                            segments,
                             reverse_if((tick, oamin), isy),
                             reverse_if((tick, oamax), isy),
                         )
                     end
                 end
             end
+
+            # add major grid segments
+            add_major_or_minor_segments(ticks[1], ax[:grid], grid_segments, 0.012, ax[:tick_direction] !== :none)
+
+            # add minor grid segments
+            if ax[:minorticks] ∉ (:none, nothing, false) || ax[:minorgrid]
+                add_major_or_minor_segments(minor_ticks, ax[:minorgrid], minorgrid_segments, 0.006, true)
+            end
         end
     end
 
@@ -770,72 +851,57 @@ function axis_drawing_info_3d(sp, 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))
+
+        if ax[:ticks] ∉ (:none, nothing, false)
             f = RecipesPipeline.scale_func(nax[:scale])
             invf = RecipesPipeline.inverse_scale_func(nax[:scale])
-            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
-
             ga0, ga1 = sp[:framestyle] in (:origin, :zerolines) ? (namin, namax) : (na0, na1)
-            for tick in ticks[1]
-                if ax[:showaxis]
-                    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)
+            add_major_or_minor_segments(ticks, grid, segments, factor, cond) = begin
+                ticks === nothing && return
+                if cond
+                    tick_start, tick_stop = if sp[:framestyle] == :origin
+                        t = invf(f(0) + factor * (f(namax) - f(namin)))
+                        (-t, t)
+                    else
+                        ticks_in = ax[:tick_direction] == :out ? -1 : 1
+                        t = invf(f(na0) + factor * (f(na1) - f(na0)) * ticks_in)
+                        (na0, t)
+                    end
                 end
-                for tick in minor_ticks
-                    if ax[:showaxis]
+
+                for tick in ticks
+                    if ax[:showaxis] && cond
                         push!(
                             tick_segments,
                             sort_3d_axes(tick, tick_start, fa0, letter),
                             sort_3d_axes(tick, tick_stop, fa0, letter),
                         )
                     end
-                    if ax[:minorgrid]
+                    if grid
+                        fa0_, fa1_ = reverse_if((fa0, fa1), ax[:mirror])
+                        ga0_, ga1_ = reverse_if((ga0, ga1), ax[:mirror])
                         push!(
-                            minorgrid_segments,
-                            sort_3d_axes(tick, ga0, fa0, letter),
-                            sort_3d_axes(tick, ga1, fa0, letter),
+                            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),
+                            segments,
+                            sort_3d_axes(tick, ga1_, fa0_, letter),
+                            sort_3d_axes(tick, ga1_, fa1_, letter),
                         )
                     end
                 end
             end
+
+            # add major grid segments
+            add_major_or_minor_segments(ticks[1], ax[:grid], grid_segments, 0.012, ax[:tick_direction] !== :none)
+
+            # add minor grid segments
+            if ax[:minorticks] ∉ (:none, nothing, false) || ax[:minorgrid]
+                add_major_or_minor_segments(minor_ticks, ax[:minorgrid], minorgrid_segments, 0.006, true)
+            end
         end
     end
 

src/backends.jl

@@ -256,6 +256,7 @@ end
 @init_backend PGFPlotsX
 @init_backend InspectDR
 @init_backend HDF5
+@init_backend Gaston
 
 # ---------------------------------------------------------
 
@@ -352,6 +353,7 @@ const _gr_seriestype = [
     :scatter3d,
     :surface,
     :wireframe,
+    :mesh3d,
     :volume,
     :shape,
 ]
@@ -574,6 +576,92 @@ const _pyplot_style = [:auto, :solid, :dash, :dot, :dashdot]
 const _pyplot_marker = vcat(_allMarkers, :pixel)
 const _pyplot_scale = [:identity, :ln, :log2, :log10]
 
+# ------------------------------------------------------------------------------
+# Gaston
+
+function _initialize_backend(::GastonBackend)
+    @eval Main begin
+        import Gaston
+        export Gaston
+    end
+end
+
+const _gaston_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, :markerstrokestyle,
+    # :fillrange, :fillcolor, :fillalpha,
+    # :bins,
+    # :bar_width, :bar_edges,
+    # :title,
+    # :window_title,
+    :guide,
+    # :guide_position,
+    :lims, :ticks, :scale, # :flip, :rotation,
+    :tickfont, :guidefont,
+    # :legendfont,
+    # :grid, :legend,
+    # :colorbar, :colorbar_title,
+    # :fill_z, :line_z, :marker_z, :levels,
+    # :ribbon, :quiver, :arrow,
+    # :orientation,
+    # :overwrite_figure,
+    # :polar,
+    # :normalize, :weights, :contours,
+    # :aspect_ratio,
+    :tick_direction,
+    # :framestyle,
+    # :camera,
+    # :contour_labels,
+  ])
+const _gaston_seriestype = [:path,
+                            # :path3d,
+                            :scatter,
+                            :steppre,
+                            # :stepmid,
+                            :steppost,
+                            # :histogram2d,
+                            # :ysticks, :xsticks,
+                            # :contour,
+                            :shape,
+                            # :straightline,
+                            ]
+
+const _gaston_style = [:auto,
+                       :solid,
+                       :dash,
+                       :dot,
+                       :dashdot,
+                       :dashdotdot
+                       ]
+
+const _gaston_marker = [:none,
+                        # :auto,
+                        :circle,
+                        :rect,
+                        :diamond,
+                        :utriangle,
+                        :dtriangle,
+                        :pentagon,
+                        :x,
+                        :+
+                        ] #vcat(_allMarkers, Shape)
+
+const _gaston_scale = [:identity,
+                       # :ln,
+                       # :log2,
+                       :log10,
+                       ]
+
 # ------------------------------------------------------------------------------
 # unicodeplots
 

src/backends/gaston.jl

@@ -0,0 +1,331 @@
+# https://github.com/mbaz/Gaston.
+const G = Gaston
+const GastonSubplot = G.Plot
+const GASTON_MARKER_SCALING = 1.3 / 5.0
+const GNUPLOT_DPI = 72  # Compensate for DPI with increased resolution
+
+#
+# --------------------------------------------
+# These functions are called by Plots
+# --------------------------------------------
+#
+# Create the window/figure for this backend.
+function _create_backend_figure(plt::Plot{GastonBackend})
+    xsize = plt.attr[:size][1]
+    ysize = plt.attr[:size][2]
+    G.set(termopts="""size $xsize,$ysize""")
+
+    state_handle = G.nexthandle() # for now all the figures will be kept
+    plt.o = G.newfigure(state_handle)
+end
+
+
+function _before_layout_calcs(plt::Plot{GastonBackend})
+    # Initialize all the subplots first
+    plt.o.subplots = G.SubPlot[]
+    grid = size(plt.layout)
+    plt.o.layout = grid
+
+
+    for sp in plt.subplots
+        gaston_init_subplot(plt, sp)
+    end
+
+    # Then add the series (curves in gaston)
+    for series in plt.series_list
+        gaston_add_series(plt, series)
+    end
+end
+
+function _update_min_padding!(sp::Subplot{GastonBackend})
+    sp.minpad = (20mm, 5mm, 2mm, 10mm)
+end
+
+function _update_plot_object(plt::Plot{GastonBackend})
+end
+
+for (mime, term) in (
+    "application/eps"         => "epscairo",   # NEED fixing TODO
+    "image/eps"               => "epslatex",   # NEED fixing TODO
+    "application/pdf"         => "pdfcairo",   # NEED fixing TODO
+    "application/postscript"  => "postscript", # NEED fixing TODO
+    "image/svg+xml"           => "svg",
+    "text/latex"              => "tikz",       # NEED fixing TODO
+    "application/x-tex"       => "epslatex",   # NEED fixing TODO
+    "text/plain"              => "dumb",       # NEED fixing TODO
+)
+    @eval function _show(io::IO, ::MIME{Symbol($mime)}, plt::Plot{GastonBackend})
+        xsize = plt.attr[:size][1]
+        ysize = plt.attr[:size][2]
+        termopts="""size $xsize,$ysize"""
+
+        tmpfile = G.tempname() * "." * $term
+
+        G.save(
+            term = $term,
+            output = tmpfile,
+            handle = plt.o.handle,
+            saveopts = termopts
+        )
+        while !isfile(tmpfile) end  # avoid race condition with read in next line
+        write(io, read(tmpfile))
+        rm(tmpfile, force=true)
+        nothing
+
+    end
+end
+
+function _show(io::IO, mime::MIME{Symbol("image/png")},
+               plt::Plot{GastonBackend},)
+    scaling = plt.attr[:dpi] / GNUPLOT_DPI
+    xsize = plt.attr[:size][1] * scaling
+    ysize = plt.attr[:size][2] * scaling
+
+    # Scale all plot elements to match Plots.jl DPI standard
+    termopts="""size $xsize,$ysize fontscale $scaling lw $scaling dl $scaling ps $scaling"""
+
+    tmpfile = G.tempname()
+
+    G.save(
+        term = "pngcairo",
+        output = tmpfile,
+        handle = plt.o.handle,
+        saveopts = termopts
+    )
+    while !isfile(tmpfile) end  # avoid race condition with read in next line
+    write(io, read(tmpfile))
+    rm(tmpfile, force=true)
+    nothing
+end
+
+
+function _display(plt::Plot{GastonBackend})
+    display(plt.o)
+end
+#
+# --------------------------------------------
+# These functions are gaston specific
+# --------------------------------------------
+#
+function gaston_init_subplot(plt::Plot{GastonBackend}, sp::Subplot{GastonBackend})
+    dims = RecipesPipeline.is3d(sp) ? 3 : 2
+
+    axesconf = gaston_parse_axes_args(plt, sp)  # Gnuplot string
+    sp.o = GastonSubplot(dims=dims, axesconf = axesconf, curves = [])
+    push!(plt.o.subplots,  sp.o)
+
+end
+
+function gaston_add_series(plt::Plot{GastonBackend}, series::Series)
+    # Gaston.Curve = Plots.Series
+    sp = series[:subplot]
+    g_sp = sp.o  # Gaston subplot object
+
+    seriesconf = gaston_parse_series_args(series)  # Gnuplot string
+    c = G.Curve(series[:x], series[:y], nothing, nothing, seriesconf )
+
+    isfirst = length(g_sp.curves) == 0 ? true : false
+    push!(g_sp.curves, c)
+    G.write_data(c, g_sp.dims, g_sp.datafile, append = isfirst ? false : true)
+end
+
+function gaston_parse_series_args(series::Series)
+    curveconf = String[]
+    st = series[:seriestype]
+
+    if st == :scatter
+        pt = gaston_marker(series[:markershape])
+        ps = series[:markersize] * GASTON_MARKER_SCALING
+        lc = gaston_color(series[:markercolor])
+        # alpha = series[:markeralpha] # TODO merge alpha with rgb color
+        push!(curveconf, """with points pt $pt ps $ps lc $lc""")
+    elseif st == :path
+        lc = gaston_color(series[:linecolor])
+        dt = gaston_linestyle(series[:linestyle])
+        lw = series[:linewidth]
+        # alpha = series[:linealpha] # TODO merge alpha with rgb color
+        if series[:markershape] == :none # simplepath
+            push!(curveconf, """with lines lc $lc dt $dt lw $lw""")
+        else
+            pt = gaston_marker(series[:markershape])
+            ps = series[:markersize] * GASTON_MARKER_SCALING
+            push!(curveconf, """with lp lc $lc dt $dt lw $lw pt $pt ps $ps""")
+        end
+    elseif st == :shape
+        fc = gaston_color(series[:fillcolor])
+        fs = "solid"
+        lc = gaston_color(series[:linecolor])
+        push!(curveconf, """with filledcurves fc $fc fs $fs border lc $lc""")
+    elseif st == :steppre
+        push!(curveconf, """with steps""")
+    elseif st == :steppost
+        push!(curveconf, """with fsteps""")  # Not sure if not the other way
+    end
+
+    # label
+    push!(curveconf, """title "$(series[:label])" """)
+
+    return join(curveconf, " ")
+end
+
+function gaston_parse_axes_args(plt::Plot{GastonBackend}, sp::Subplot{GastonBackend})
+    axesconf = String[]
+    # Standard 2d axis
+    if !ispolar(sp) && !RecipesPipeline.is3d(sp)
+        # TODO
+        # configure grid, axis spines, thickness
+    end
+
+    for letter in (:x, :y, :z)
+        axis_attr = sp.attr[Symbol(letter, :axis)]
+        # label names
+        push!(axesconf, """set $(letter)label "$(axis_attr[:guide])"  """)
+        push!(axesconf, """set $(letter)label font "$(axis_attr[:guidefontfamily]), $(axis_attr[:guidefontsize])"  """)
+
+        # Handle ticks
+        # ticksyle
+        push!(axesconf, """set $(letter)tics font "$(axis_attr[:tickfontfamily]), $(axis_attr[:tickfontsize])"  """)
+        push!(axesconf, """set $(letter)tics textcolor rgb "#$(hex(axis_attr[:tickfontcolor], :rrggbb))" """)
+        push!(axesconf, """set $(letter)tics  $(axis_attr[:tick_direction])""")
+
+        mirror = axis_attr[:mirror] ? "mirror" : "nomirror"
+        push!(axesconf, """set $(letter)tics  $(mirror) """)
+
+        logscale = if axis_attr[:scale] == :identity
+            "nologscale"
+        elseif axis_attr[:scale] == :log10
+            "logscale"
+        end
+        push!(axesconf, """set $logscale $(letter)""")
+
+        # tick locations
+        if axis_attr[:ticks] != :native
+            # axis limits
+            from, to = axis_limits(sp, letter)
+            push!(axesconf, """set $(letter)range [$from:$to]""")
+
+            ticks = get_ticks(sp, axis_attr)
+            gaston_set_ticks!(axesconf, ticks, letter)
+        end
+        # set title {"<title-text>"} {offset <offset>} {font "<font>{,<size>}"}{{textcolor | tc} {<colorspec> | default}} {{no}enhanced}1
+    end
+    gaston_set_legend!(axesconf, sp) # Set legend params
+
+    if sp[:title] != nothing
+        push!(axesconf, """set title '$(sp[:title])' """)
+        push!(axesconf, """set title font '$(sp[:titlefontfamily]), $(sp[:titlefontsize])' """)
+    end
+
+    return join(axesconf, "\n")
+end
+
+function gaston_set_ticks!(axesconf, ticks, letter)
+
+    ticks == :auto && return
+    if ticks == :none || ticks === nothing || ticks == false
+        push!(axesconf, """unset $(letter)tics """)
+        return
+    end
+
+    ttype = ticksType(ticks)
+    if ttype == :ticks
+        tick_locations = @view ticks[:]
+        gaston_tick_string = []
+        for i in eachindex(tick_locations)
+            lac = tick_locations[i]
+            push!(gaston_tick_string, "$loc")
+        end
+        push!(
+            axesconf,
+            "set $(letter)tics (" * join(gaston_tick_string, ", ") * ")"
+        )
+
+    elseif ttype == :ticks_and_labels
+        tick_locations = @view ticks[1][:]
+        tick_labels = @view ticks[2][:]
+        gaston_tick_string = []
+        for i in eachindex(tick_locations)
+            loc = tick_locations[i]
+            lab = gaston_enclose_tick_string(tick_labels[i])
+            push!(gaston_tick_string, "'$lab' $loc")
+        end
+        push!(
+            axesconf,
+            "set $(letter)tics (" * join(gaston_tick_string, ", ") * ")"
+        )
+
+    else
+        error("Invalid input for $(letter)ticks: $ticks")
+    end
+end
+
+function gaston_set_legend!(axesconf, sp)
+    leg = sp[:legend]
+    if !(sp[:legend] in(:none, :inline))
+        if leg == :best
+            leg = :topright
+        end
+
+        if occursin("outer", string(leg))
+            push!(axesconf, "set key outside")
+        else
+            push!(axesconf, "set key inside")
+        end
+        positions = ["top", "bottom", "left", "right"]
+        for position in positions
+            if occursin(position, string(leg))
+                push!(axesconf, "set key $position")
+            end
+        end
+        if sp[:legendtitle] != nothing
+            push!(axesconf, "set key title '$(sp[:legendtitle])'")
+        end
+        push!(axesconf, "set key box linewidth 1")
+        push!(axesconf, "set key opaque")
+
+        push!(axesconf, "set border back")
+        push!(axesconf, """set key font "$(sp[:legendfontfamily]), $(sp[:legendfontsize])"  """)
+    else
+        push!(axesconf, "set key off")
+
+    end
+
+end
+
+function gaston_marker(marker)
+    marker == :none && return -1
+    marker == :circle && return 7
+    marker == :rect && return 5
+    marker == :diamond && return 28
+    marker == :utriangle && return 9
+    marker == :dtriangle && return 11
+    marker == :+ && return 1
+    marker == :x && return 2
+    marker == :star5 && return 3
+    marker == :pentagon && return 15
+    marker == :pixel && return 0
+
+    @warn("Unsupported marker $marker")
+    return 1
+end
+
+gaston_color(color) = """rgb "#$(hex(color, :rrggbb))"  """
+
+function gaston_linestyle(style)
+    style == :solid && return "1"
+    style == :dash && return "2"
+    style == :dot && return "3"
+    style == :dashdot && return "4"
+    style == :dashdotdot && return "5"
+end
+
+function gaston_enclose_tick_string(tick_string)
+    if findfirst("^", tick_string) == nothing
+        return tick_string
+    end
+
+
+    base, power = split(tick_string, "^")
+    power = string("{", power, "}")
+    return string(base, "^", power)
+end

src/backends/gr.jl

@@ -355,9 +355,9 @@ end
 
 # draw ONE symbol marker
 function gr_draw_marker(series, xi, yi, clims, i, msize, strokewidth, shape::Symbol)
-    GR.setborderwidth(strokewidth);
-    gr_set_bordercolor(get_markerstrokecolor(series, i));
-    gr_set_markercolor(get_markercolor(series, clims, i));
+    GR.setborderwidth(strokewidth)
+    gr_set_bordercolor(get_markerstrokecolor(series, i))
+    gr_set_markercolor(get_markercolor(series, clims, i))
     gr_set_transparency(get_markeralpha(series, i))
     GR.setmarkertype(gr_markertype(shape))
     GR.setmarkersize(0.3msize / gr_nominal_size(series))
@@ -401,7 +401,7 @@ end
 
 function gr_nans_to_infs!(z)
     for (i,zi) in enumerate(z)
-        if zi == NaN
+        if isnan(zi)
             z[i] = Inf
         end
     end
@@ -524,7 +524,7 @@ function gr_draw_colorbar(cbar::GRColorbar, sp::Subplot, clims, viewport_plotare
         levels = _cbar_unique(contour_levels.(series, Ref(clims)), "levels")
         # GR implicitly uses the maximal z value as the highest level
         if levels[end] < clims[2]
-            @warn("GR: highest contour level less than maximal z value is not supported.")
+            @warn "GR: highest contour level less than maximal z value is not supported."
             # replace levels, rather than assign to levels[end], to ensure type
             # promotion in case levels is an integer array
             levels = [levels[1:end-1]; clims[2]]
@@ -651,12 +651,17 @@ end
 
 function gr_set_tickfont(sp, letter)
     axis = sp[Symbol(letter, :axis)]
+
+    # invalidate alignment changes for small rotations (|θ| < 45°)
+    trigger(rot) = abs(sind(rot)) < abs(cosd(rot)) ? 0 : sign(rot)
+
+    rot = axis[:rotation]
     if letter === :x || (RecipesPipeline.is3d(sp) && letter === :y)
-        halign = (:left, :hcenter, :right)[sign(axis[:rotation]) + 2]
-        valign = (axis[:mirror] ? :bottom : :top)
+        halign = (:left, :hcenter, :right)[trigger(rot) + 2]
+        valign = (axis[:mirror] ? :bottom : :top, :vcenter)[trigger(abs(rot)) + 1]
     else
-        halign = (axis[:mirror] ? :left : :right)
-        valign = (:top, :vcenter, :bottom)[sign(axis[:rotation]) + 2]
+        halign = (axis[:mirror] ? :left : :right, :hcenter)[trigger(abs(rot)) + 1]
+        valign = (:top, :vcenter, :bottom)[trigger(rot) + 2]
     end
     gr_set_font(
         tickfont(axis),
@@ -1157,25 +1162,25 @@ function gr_legend_pos(theta::Real, leg, viewport_plotarea; axisclearance=nothin
 end
 
 function gr_get_legend_geometry(viewport_plotarea, sp)
-    legendn = 0
-    legendw = 0
+    legendn = legendw = dy = 0
     if sp[:legend] != :none
         GR.savestate()
         GR.selntran(0)
         GR.setscale(0)
         if sp[:legendtitle] !== nothing
             gr_set_font(legendtitlefont(sp), sp)
+            legendn += 1
             tbx, tby = gr_inqtext(0, 0, string(sp[:legendtitle]))
             legendw = tbx[3] - tbx[1]
-            legendn += 1
+            dy = tby[3] - tby[1]
         end
         gr_set_font(legendfont(sp), sp)
         for series in series_list(sp)
             should_add_to_legend(series) || continue
             legendn += 1
-            lab = series[:label]
-            tbx, tby = gr_inqtext(0, 0, string(lab))
+            tbx, tby = gr_inqtext(0, 0, string(series[:label]))
             legendw = max(legendw, tbx[3] - tbx[1]) # Holds text width right now
+            dy = max(dy, tby[3] - tby[1])
         end
 
         GR.setscale(1)
@@ -1192,7 +1197,8 @@ function gr_get_legend_geometry(viewport_plotarea, sp)
     x_legend_offset = (viewport_plotarea[2] - viewport_plotarea[1]) / 30
     y_legend_offset = (viewport_plotarea[4] - viewport_plotarea[3]) / 30
 
-    dy = gr_point_mult(sp) * sp[:legendfontsize] * 1.75
+    dy *= get(sp[:extra_kwargs], :legend_hfactor, 1)
+
     legendh = dy * legendn
 
     return (
@@ -1282,12 +1288,22 @@ function gr_set_window(sp, viewport_plotarea)
         gr_set_viewport_polar(viewport_plotarea)
     else
         xmin, xmax, ymin, ymax = gr_xy_axislims(sp)
+        needs_3d = needs_any_3d_axes(sp)
+        if needs_3d
+            zmin, zmax = gr_z_axislims(sp)
+            zok = zmax > zmin
+        else
+            zok = true
+        end
+
         scaleop = 0
-        if xmax > xmin && ymax > ymin
-            sp[:xaxis][:scale] == :log10 && (scaleop |= GR.OPTION_X_LOG)
-            sp[:yaxis][:scale] == :log10 && (scaleop |= GR.OPTION_Y_LOG)
-            sp[:xaxis][:flip]            && (scaleop |= GR.OPTION_FLIP_X)
-            sp[:yaxis][:flip]            && (scaleop |= GR.OPTION_FLIP_Y)
+        if xmax > xmin && ymax > ymin && zok
+            sp[:xaxis][:scale] == :log10             && (scaleop |= GR.OPTION_X_LOG)
+            sp[:yaxis][:scale] == :log10             && (scaleop |= GR.OPTION_Y_LOG)
+            needs_3d && sp[:zaxis][:scale] == :log10 && (scaleop |= GR.OPTION_Z_LOG)
+            sp[:xaxis][:flip]                        && (scaleop |= GR.OPTION_FLIP_X)
+            sp[:yaxis][:flip]                        && (scaleop |= GR.OPTION_FLIP_Y)
+            needs_3d && sp[:zaxis][:flip]            && (scaleop |= GR.OPTION_FLIP_Z)
             # NOTE: setwindow sets the "data coordinate" limits of the current "viewport"
             GR.setwindow(xmin, xmax, ymin, ymax)
             GR.setscale(scaleop)
@@ -1310,8 +1326,14 @@ function gr_draw_axes(sp, viewport_plotarea)
     if RecipesPipeline.is3d(sp)
         # set space
         xmin, xmax, ymin, ymax = gr_xy_axislims(sp)
-        zmin, zmax = axis_limits(sp, :z)
-        GR.setspace(zmin, zmax, round.(Int, sp[:camera])...)
+        zmin, zmax = gr_z_axislims(sp)
+
+        camera = round.(Int, sp[:camera])
+
+        warn_invalid(val) = if val < 0 || val > 90 @warn "camera: $(val)° ∉ [0°, 90°]" end
+        warn_invalid.(camera)
+
+        GR.setspace(zmin, zmax, camera...)
 
         # fill the plot area
         gr_set_fill(plot_color(sp[:background_color_inside]))
@@ -1322,7 +1344,7 @@ function gr_draw_axes(sp, viewport_plotarea)
         GR.fillarea(x_bg, y_bg)
 
         for letter in (:x, :y, :z)
-            gr_draw_axis_3d(sp, letter)
+            gr_draw_axis_3d(sp, letter, viewport_plotarea)
         end
     elseif ispolar(sp)
         r = gr_set_viewport_polar(viewport_plotarea)
@@ -1352,7 +1374,7 @@ function gr_draw_axis(sp, letter, viewport_plotarea)
     gr_label_axis(sp, letter, viewport_plotarea)
 end
 
-function gr_draw_axis_3d(sp, letter)
+function gr_draw_axis_3d(sp, letter, viewport_plotarea)
     ax = axis_drawing_info_3d(sp, letter)
     axis = sp[Symbol(letter, :axis)]
 
@@ -1364,8 +1386,10 @@ function gr_draw_axis_3d(sp, letter)
     gr_draw_ticks(sp, axis, ax.tick_segments, gr_polyline3d)
 
     # labels
+    GR.setscale(0)
     gr_label_ticks_3d(sp, letter, ax.ticks)
     gr_label_axis_3d(sp, letter)
+    gr_set_window(sp, viewport_plotarea)
 end
 
 function gr_draw_grid(sp, axis, segments, func = gr_polyline)
@@ -1440,13 +1464,14 @@ function gr_label_ticks(sp, letter, ticks)
     oamin, oamax = axis_limits(sp, oletter)
     gr_set_tickfont(sp, letter)
     out_factor = ifelse(axis[:tick_direction] === :out, 1.5, 1)
-    x_offset = isy ? (axis[:mirror] ? 1 : -1) * 1.5e-2 * out_factor : 0
-    y_offset = isy ? 0 : (axis[:mirror] ? 1 : -1) * 8e-3 * out_factor
+    x_offset = isy ? -1.5e-2 * out_factor : 0
+    y_offset = isy ? 0 : -8e-3 * out_factor
 
     ov = sp[:framestyle] == :origin ? 0 : xor(oaxis[:flip], axis[:mirror]) ? oamax : oamin
+    sgn = axis[:mirror] ? -1 : 1
     for (cv, dv) in zip(ticks...)
         x, y = GR.wctondc(reverse_if((cv, ov), isy)...)
-        gr_text(x + x_offset, y + y_offset, dv)
+        gr_text(x + sgn * x_offset, y + sgn * y_offset, dv)
     end
 end
 
@@ -1478,8 +1503,8 @@ function gr_label_ticks_3d(sp, letter, ticks)
     xax, yax, zax = getindex.(Ref(sp), asyms)
 
     gr_set_tickfont(sp, letter)
-    nt = sp[:framestyle] == :origin ? 0 : xor(ax[:mirror], nax[:flip]) ? n1 : n0
-    ft = sp[:framestyle] == :origin ? 0 : xor(ax[:mirror], fax[:flip]) ? famax : famin
+    nt = sp[:framestyle] == :origin ? 0 : ax[:mirror] ? n1 : n0
+    ft = sp[:framestyle] == :origin ? 0 : ax[:mirror] ? famax : famin
 
     xoffset = if letter === :x
         (sp[:yaxis][:mirror] ? 1 : -1) * 1e-2 * (sp[:xaxis][:tick_direction] == :out ? 1.5 : 1)
@@ -1496,7 +1521,10 @@ function gr_label_ticks_3d(sp, letter, ticks)
         0
     end
 
-    for (cv, dv) in zip(ticks...)
+    cvs, dvs = ticks
+    ax[:flip] && reverse!(cvs)
+
+    for (cv, dv) in zip((cvs, dvs)...)
         xi, yi = gr_w3tondc(sort_3d_axes(cv, nt, ft, letter)...)
         gr_text(xi + xoffset, yi + yoffset, dv)
     end
@@ -1510,8 +1538,10 @@ function gr_label_axis(sp, letter, viewport_plotarea)
         GR.savestate()
         gr_set_font(guidefont(axis), sp)
         guide_position = axis[:guide_position]
+        angle = float(axis[:guidefontrotation])  # github.com/JuliaPlots/Plots.jl/issues/3089
         if letter === :y
-            GR.setcharup(-1, 0)
+            angle += 180.  # default angle = 0. should yield GR.setcharup(-1, 0) i.e. 180°
+            GR.setcharup(cosd(angle), sind(angle))
             ypos = gr_view_yposition(viewport_plotarea, position(axis[:guidefontvalign]))
             yalign = alignment(axis[:guidefontvalign])
             if guide_position === :right || (guide_position == :auto && mirror)
@@ -1522,6 +1552,8 @@ function gr_label_axis(sp, letter, viewport_plotarea)
                 xpos = viewport_plotarea[1] - 0.03 - !mirror * gr_axis_width(sp, axis)
             end
         else
+            angle += 90.  # default angle = 0. should yield GR.setcharup(0, 1) i.e. 90°
+            GR.setcharup(cosd(angle), sind(angle))
             xpos = gr_view_xposition(viewport_plotarea, position(axis[:guidefonthalign]))
             xalign = alignment(axis[:guidefonthalign])
             if guide_position === :top || (guide_position == :auto && mirror)
@@ -1561,8 +1593,8 @@ function gr_label_axis_3d(sp, letter)
             # color = ax[:guidefontcolor],
         )
         ag = (amin + amax) / 2
-        ng = xor(ax[:mirror], nax[:flip]) ? n1 : n0
-        fg = xor(ax[:mirror], fax[:flip]) ? famax : famin
+        ng = ax[:mirror] ? n1 : n0
+        fg = ax[:mirror] ? famax : famin
         x, y = gr_w3tondc(sort_3d_axes(ag, ng, fg, letter)...)
         if letter in (:x, :y)
             h = gr_axis_height(sp, ax)
@@ -1573,7 +1605,8 @@ function gr_label_axis_3d(sp, letter)
             y_offset = 0
         end
         letter === :z && GR.setcharup(-1, 0)
-        gr_text(x + x_offset, y + y_offset, ax[:guide])
+        sgn = ax[:mirror] ? -1 : 1
+        gr_text(x + sgn * x_offset, y + sgn * y_offset, ax[:guide])
         GR.restorestate()
     end
 end
@@ -1649,7 +1682,7 @@ function gr_add_series(sp, series)
         end
     elseif st === :contour
         gr_draw_contour(series, x, y, z, clims)
-    elseif st in (:surface, :wireframe)
+    elseif st in (:surface, :wireframe, :mesh3d)
         gr_draw_surface(series, x, y, z, clims)
     elseif st === :volume
         sp[:legend] = :none
@@ -1691,7 +1724,7 @@ end
 function gr_draw_segments(series, x, y, fillrange, clims)
     st = series[:seriestype]
     if x !== nothing && length(x) > 1
-        segments = series_segments(series, st)
+        segments = series_segments(series, st; check=true)
         # do area fill
         if fillrange !== nothing
             GR.setfillintstyle(GR.INTSTYLE_SOLID)
@@ -1728,7 +1761,7 @@ end
 function gr_draw_segments_3d(series, x, y, z, clims)
     if series[:seriestype] === :path3d && length(x) > 1
         lz = series[:line_z]
-        segments = series_segments(series, :path3d)
+        segments = series_segments(series, :path3d; check=true)
         for segment in segments
             i, rng = segment.attr_index, segment.range
             lc = get_linecolor(series, clims, i)
@@ -1805,7 +1838,7 @@ function gr_draw_contour(series, x, y, z, clims)
     h = gr_contour_levels(series, clims)
     if series[:fillrange] !== nothing
         if series[:fillcolor] != series[:linecolor] && !is_lc_black
-            @warn("GR: filled contour only supported with black contour lines")
+            @warn "GR: filled contour only supported with black contour lines"
         end
         GR.contourf(x, y, h, z, series[:contour_labels] == true ? 1 : 0)
     else
@@ -1815,22 +1848,59 @@ function gr_draw_contour(series, x, y, z, clims)
 end
 
 function gr_draw_surface(series, x, y, z, clims)
-
-    if series[:seriestype] === :surface
+    e_kwargs = series[:extra_kwargs]
+    st = series[:seriestype]
+    if st === :surface
         fillalpha = get_fillalpha(series)
         fillcolor = get_fillcolor(series)
-        if length(x) == length(y) == length(z)
-            x, y, z = GR.gridit(x, y, z, 200, 200)
+        # NOTE: setting nx = 0 or ny = 0 disables GR.gridit interpolation
+        nx, ny = get(e_kwargs, :nx, 200), get(e_kwargs, :ny, 200)
+        if length(x) == length(y) == length(z) && nx > 0 && ny > 0
+            x, y, z = GR.gridit(x, y, z, nx, ny)
         end
+        d_opt = get(e_kwargs, :display_option, GR.OPTION_COLORED_MESH)
         if (!isnothing(fillalpha) && fillalpha < 1) || alpha(first(fillcolor)) < 1
             gr_set_transparency(fillcolor, fillalpha)
-            GR.surface(x, y, z, GR.OPTION_COLORED_MESH)
+            GR.surface(x, y, z, d_opt)
         else
-            GR.gr3.surface(x, y, z, GR.OPTION_COLORED_MESH)
+            GR.gr3.surface(x, y, z, d_opt)
         end
-    else # wireframe
+    elseif st === :wireframe
         GR.setfillcolorind(0)
-        GR.surface(x, y, z, GR.OPTION_FILLED_MESH)
+        GR.surface(x, y, z, get(e_kwargs, :display_option, GR.OPTION_FILLED_MESH))
+    elseif st === :mesh3d
+        @warn "GR: mesh3d is experimental (no face colors)"
+        conn = series[:connections]
+        if typeof(conn) <: Tuple{Array, Array, Array}
+            ci, cj, ck = conn
+            if !(length(ci) == length(cj) == length(ck))
+                throw(ArgumentError("Argument connections must consist of equally sized arrays."))
+            end
+        else
+            throw(ArgumentError("Argument connections has to be a tuple of three arrays."))
+        end
+        X = zeros(eltype(x), 4length(ci))
+        Y = zeros(eltype(y), 4length(cj))
+        Z = zeros(eltype(z), 4length(ck))
+        @inbounds for I ∈ 1:length(ci)
+            i = ci[I] + 1  # connections are 0-based
+            j = cj[I] + 1
+            k = ck[I] + 1
+            m = 4(I - 1) + 1; n = m + 1; o = m + 2; p = m + 3
+            X[m] = X[p] = x[i]
+            Y[m] = Y[p] = y[i]
+            Z[m] = Z[p] = z[i]
+            X[n] = x[j]
+            Y[n] = y[j]
+            Z[n] = z[j]
+            X[o] = x[k]
+            Y[o] = y[k]
+            Z[o] = z[k]
+        end
+        gr_set_line(get_linewidth(series), get_linestyle(series), get_linecolor(series), series)
+        GR.polyline3d(X, Y, Z)
+    else
+        throw(ArgumentError("Not handled !"))    
     end
 end
 

src/backends/inspectdr.jl

@@ -363,37 +363,37 @@ function _inspectdr_setupsubplot(sp::Subplot{InspectDRBackend})
         a.title = sp[:title]
         a.xlabel = xaxis[:guide]; a.ylabels = [yaxis[:guide]]
 
-    l = plot.layout
-        #IMPORTANT: Don't forget to actually register changes
-        #(TODO: need to find a better way to set layout properties)
-        l[:frame_canvas].fillcolor = _inspectdr_mapcolor(sp[:background_color_subplot])
-            l[:frame_canvas] = l[:frame_canvas] #register changes
-        l[:frame_data].fillcolor = _inspectdr_mapcolor(sp[:background_color_inside])
-            l[:frame_data] = l[:frame_data] #register changes
-
-        l[:frame_data].line.color = _inspectdr_mapcolor(xaxis[:foreground_color_axis])
-            l[:frame_data] = l[:frame_data] #register changes
-        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] = l[:frame_legend] #register changes
+        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

src/backends/pgfplotsx.jl

@@ -82,6 +82,7 @@ function surface_to_vecs(x::AVec, y::AVec, s::Union{AMat,Surface})
     end
     return xn, yn, zn
 end
+surface_to_vecs(x::AVec, y::AVec, z::AVec) = x, y, z
 
 function Base.push!(pgfx_plot::PGFPlotsXPlot, item)
     push!(pgfx_plot.the_plot, item)
@@ -117,11 +118,22 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
         end
 
         for sp in plt.subplots
-            bb1 = sp.plotarea
             bb2 = bbox(sp)
+            dx, dy = bb2.x0
+            sp_width = width(bb2)
+            sp_height = height(bb2)
+            if sp[:subplot_index] == plt[:plot_titleindex]
+                x = dx + sp_width / 2 - 10mm # FIXME: get rid of magic constant
+                y = dy + sp_height / 2
+                pgfx_add_annotation!(the_plot, x, y, PlotText(plt[:plot_title], plottitlefont(plt)), pgfx_thickness_scaling(plt);
+                    cs = "",
+                    options = PGFPlotsX.Options("anchor" => "center")
+                )
+                continue
+            end
+
             sp_width = width(bb2)
             sp_height = height(bb2)
-            dx, dy = bb2.x0
             lpad = leftpad(sp) + sp[:left_margin]
             rpad = rightpad(sp) + sp[:right_margin]
             tpad = toppad(sp) + sp[:top_margin]
@@ -130,10 +142,6 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
             dy += tpad
             axis_height = sp_height - (tpad + bpad)
             axis_width = sp_width - (rpad + lpad)
-
-            cstr = plot_color(sp[:background_color_legend])
-            a = alpha(cstr)
-            fg_alpha = alpha(plot_color(sp[:foreground_color_legend]))
             title_cstr = plot_color(sp[:titlefontcolor])
             title_a = alpha(title_cstr)
             title_loc = sp[:titlelocation]
@@ -142,7 +150,6 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
             axis_opt = PGFPlotsX.Options(
                 "point meta max" => get_clims(sp)[2],
                 "point meta min" => get_clims(sp)[1],
-                "legend cell align" => "left",
                 "title" => sp[:title],
                 "title style" => PGFPlotsX.Options(
                         pgfx_get_title_pos(title_loc)...,
@@ -154,22 +161,7 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
                     "draw opacity" => title_a,
                     "rotate" => sp[:titlefontrotation],
                 ),
-                "legend style" => PGFPlotsX.Options(
-                    pgfx_linestyle(
-                        pgfx_thickness_scaling(sp),
-                        sp[:foreground_color_legend],
-                        fg_alpha,
-                        "solid",
-                    ) => nothing,
-                    "fill" => cstr,
-                    "fill opacity" => a,
-                    "text opacity" => alpha(plot_color(sp[:legendfontcolor])),
-                    "font" => pgfx_font(
-                        sp[:legendfontsize],
-                        pgfx_thickness_scaling(sp),
-                    ),
-                    "text" => plot_color(sp[:legendfontcolor]),
-                ),
+                "legend style" => pgfx_get_legend_style(sp),
                 "axis background/.style" => PGFPlotsX.Options(
                     "fill" => bgc_inside,
                     "opacity" => bgc_inside_a,
@@ -183,8 +175,6 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
             nothing
             sp_height > 0 * mm ? push!(axis_opt, "height" => string(axis_height)) :
             nothing
-            # legend position
-            push!(axis_opt["legend style"], pgfx_get_legend_pos(sp[:legend])...)
             for letter in (:x, :y, :z)
                 if letter != :z || RecipesPipeline.is3d(sp)
                     pgfx_axis!(axis_opt, sp, letter)
@@ -225,16 +215,22 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
             @label colorbar_end
 
             if hascolorbar(sp)
+                cticks = get_colorbar_ticks(sp)[2]
                 colorbar_style = PGFPlotsX.Options(
                     "title" => sp[:colorbar_title],
-                    "xticklabel style" => pgfx_get_ticklabel_style(sp, sp[:xaxis]),
-                    "yticklabel style" => pgfx_get_ticklabel_style(sp, sp[:yaxis]),
                 )
                 if sp[:colorbar] === :top
                     push!(colorbar_style,
                         "at" => string((0.5, 1.05)),
                         "anchor" => "south",
+                        "xtick" => string("{", join(cticks, ","), "}"),
                         "xticklabel pos" => "upper",
+                        "xticklabel style" => pgfx_get_colorbar_ticklabel_style(sp),
+                    )
+                else
+                    push!(colorbar_style,
+                        "ytick" => string("{", join(cticks, ","), "}"),
+                        "yticklabel style" => pgfx_get_colorbar_ticklabel_style(sp),
                     )
                 end
                 push!(
@@ -242,6 +238,8 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
                     string("colorbar", pgfx_get_colorbar_pos(sp[:colorbar])) => nothing,
                     "colorbar style" => colorbar_style,
                 )
+            else
+                push!(axis_opt, "colorbar" => "false")
             end
             if RecipesPipeline.is3d(sp)
                 azim, elev = sp[:camera]
@@ -339,9 +337,9 @@ end
 
 function pgfx_add_series!(::Val{:path}, axis, series_opt, series, series_func, opt)
     # treat segments
-    segments = collect(series_segments(series, series[:seriestype]))
+    segments = collect(series_segments(series, series[:seriestype]; check=true))
     sf = opt[:fillrange]
-    for segment in segments
+    for (k, segment) in enumerate(segments)
         i, rng = segment.attr_index, segment.range
         segment_opt = PGFPlotsX.Options()
         segment_opt = merge(segment_opt, pgfx_linestyle(opt, i))
@@ -397,7 +395,7 @@ function pgfx_add_series!(::Val{:path}, axis, series_opt, series, series_func, o
                 )
                 end
             end
-            if i == 1 &&
+            if k == 1 &&
                series[:subplot][:legend] != :none && pgfx_should_add_to_legend(series)
                 pgfx_filllegend!(series_opt, opt)
             end
@@ -464,7 +462,7 @@ function pgfx_add_series!(::Val{:path}, axis, series_opt, series, series_func, o
                 ),
             )
         end
-        pgfx_add_legend!(axis, series, opt, i)
+        pgfx_add_legend!(axis, series, opt, k)
     end # for segments
     # get that last marker
     if !isnothing(opt[:y]) && !any(isnan, opt[:y]) && opt[:markershape] isa AVec
@@ -492,13 +490,14 @@ function pgfx_add_series!(::Val{:scatter3d}, axis, series_opt, series, series_fu
 end
 
 function pgfx_add_series!(::Val{:surface}, axis, series_opt, series, series_func, opt)
+    alpha = get_fillalpha(series)
     push!(
         series_opt,
         "surf" => nothing,
-        "mesh/rows" => length(opt[:x]),
-        "mesh/cols" => length(opt[:y]),
+        "mesh/rows" => length(unique(opt[:x])), # unique if its all vectors
+        "mesh/cols" => length(unique(opt[:y])),
         "z buffer" => "sort",
-        "opacity" => get_fillalpha(series),
+        "opacity" => alpha === nothing ? 1.0 : alpha,
     )
     pgfx_add_series!(axis, series_opt, series, series_func, opt)
 end
@@ -791,6 +790,31 @@ function pgfx_get_legend_pos(v::Tuple{S,Symbol}) where S <: Real
     return ("at"=>"$(string(legend_pos_from_angle(v[1],rect...)))", "anchor"=>anchor)
 end
 
+function pgfx_get_legend_style(sp)
+    cstr = plot_color(sp[:background_color_legend])
+    a = alpha(cstr)
+    fg_alpha = alpha(plot_color(sp[:foreground_color_legend]))
+    legfont = legendfont(sp)
+    PGFPlotsX.Options(
+        pgfx_linestyle(
+            pgfx_thickness_scaling(sp),
+            sp[:foreground_color_legend],
+            fg_alpha,
+            "solid",
+        ) => nothing,
+        "fill" => cstr,
+        "fill opacity" => a,
+        "text opacity" => alpha(plot_color(sp[:legendfontcolor])),
+        "font" => pgfx_font(
+            sp[:legendfontsize],
+            pgfx_thickness_scaling(sp),
+        ),
+        "text" => plot_color(sp[:legendfontcolor]),
+        "cells" => PGFPlotsX.Options("anchor" => get((left = "west", right = "east", hcenter = "center"), legfont.halign, "west")),
+        pgfx_get_legend_pos(sp[:legend])...,
+    )
+end
+
 pgfx_get_colorbar_pos(s) =
     get((left = " left", bottom = " horizontal", top = " horizontal"), s, "")
 pgfx_get_colorbar_pos(b::Bool) = ""
@@ -809,15 +833,23 @@ function pgfx_get_ticklabel_style(sp, axis)
     return PGFPlotsX.Options(
         "font" => pgfx_font(
             axis[:tickfontsize], pgfx_thickness_scaling(sp)
-        ),
-        "color" => cstr,
+        ), "color" => cstr,
         "draw opacity" => alpha(cstr),
         "rotate" => axis[:tickfontrotation],
     )
 end
 
+function pgfx_get_colorbar_ticklabel_style(sp)
+    cstr = plot_color(sp[:colorbar_tickfontcolor])
+    return PGFPlotsX.Options(
+        "font" => pgfx_font(
+            sp[:colorbar_tickfontsize], pgfx_thickness_scaling(sp)
+        ), "color" => cstr,
+        "draw opacity" => alpha(cstr),
+        "rotate" => sp[:colorbar_tickfontrotation],
+    )
+end
 ## --------------------------------------------------------------------------------------
-# Generates a colormap for pgfplots based on a ColorGradient
 pgfx_arrow(::Nothing) = "every arrow/.append style={-}"
 function pgfx_arrow(arr::Arrow, side = arr.side)
     components = String[]
@@ -848,6 +880,7 @@ function pgfx_filllegend!(series_opt, opt)
               }""")
 end
 
+# Generates a colormap for pgfplots based on a ColorGradient
 pgfx_colormap(cl::PlotUtils.AbstractColorList) = pgfx_colormap(color_list(cl))
 function pgfx_colormap(v::Vector{<:Colorant})
     join(map(v) do c
@@ -866,7 +899,7 @@ function pgfx_framestyle(style::Symbol)
         return style
     else
         default_style = get((semi = :box,), style, :axes)
-        @warn( "Framestyle :$style is not (yet) supported by the PGFPlotsX backend. :$default_style was cosen instead.",)
+        @warn "Framestyle :$style is not (yet) supported by the PGFPlotsX backend. :$default_style was chosen instead."
         default_style
     end
 end
@@ -976,24 +1009,27 @@ function pgfx_marker(plotattributes, i = 1)
     )
 end
 
-function pgfx_add_annotation!(o, x, y, val, thickness_scaling = 1)
+function pgfx_add_annotation!(o, x, y, val, thickness_scaling = 1; cs = "axis cs:", options = PGFPlotsX.Options())
     # Construct the style string.
     cstr = val.font.color
     a = alpha(cstr)
     push!(
         o,
-        [
+        join([
             "\\node",
-            PGFPlotsX.Options(
-                get((center = "", left = "right", right = "left"), val.font.halign, "") =>
-                    nothing,
-                "color" => cstr,
-                "draw opacity" => convert(Float16, a),
-                "rotate" => val.font.rotation,
-                "font" => pgfx_font(val.font.pointsize, thickness_scaling),
-            ),
-            " at (axis cs:$x, $y) {$(val.str)};",
-        ],
+            sprint(PGFPlotsX.print_tex, merge(
+                PGFPlotsX.Options(
+                    get((hcenter = "", left = "right", right = "left"), val.font.halign, "") =>
+                        nothing,
+                    "color" => cstr,
+                    "draw opacity" => convert(Float16, a),
+                    "rotate" => val.font.rotation,
+                    "font" => pgfx_font(val.font.pointsize, thickness_scaling),
+                ),
+                options
+            )),
+            string(" at (", cs, x, ",", y, ") {", val.str, "};"),
+        ]),
     )
 end
 
@@ -1058,7 +1094,7 @@ end
 function pgfx_fillrange_series!(axis, series, series_func, i, fillrange, rng)
     fillrange_opt = PGFPlotsX.Options("line width" => "0", "draw opacity" => "0")
     fillrange_opt = merge(fillrange_opt, pgfx_fillstyle(series, i))
-    fillrange_opt = merge(fillrange_opt, pgfx_marker(series, i))
+    push!(fillrange_opt, "mark" => "none") # no markers on fillranges
     push!(fillrange_opt, "forget plot" => nothing)
     opt = series.plotattributes
     args = RecipesPipeline.is3d(series) ? (opt[:x][rng], opt[:y][rng], opt[:z][rng]) :
@@ -1261,11 +1297,18 @@ function pgfx_axis!(opt::PGFPlotsX.Options, sp::Subplot, letter)
         else
             push!(opt, string(letter, "ticklabels") => "{}")
         end
-        push!(
-            opt,
-            string(letter, "tick align") =>
-                (axis[:tick_direction] == :out ? "outside" : "inside"),
-        )
+        if axis[:tick_direction] === :none
+            push!(
+                opt,
+                string(letter, "tick style") => "draw=none",
+            )
+        else
+            push!(
+                opt,
+                string(letter, "tick align") =>
+                    (axis[:tick_direction] == :out ? "outside" : "inside"),
+            )
+        end
         push!(
             opt, string(letter, "ticklabel style") => pgfx_get_ticklabel_style(sp, axis)
         )

src/backends/plotly.jl

@@ -7,7 +7,7 @@ function _plotly_framestyle(style::Symbol)
         return style
     else
         default_style = get((semi = :box, origin = :zerolines), style, :axes)
-        @warn("Framestyle :$style is not supported by Plotly and PlotlyJS. :$default_style was cosen instead.")
+        @warn("Framestyle :$style is not supported by Plotly and PlotlyJS. :$default_style was chosen instead.")
         default_style
     end
 end
@@ -143,7 +143,8 @@ function plotly_axis(axis, sp, anchor = nothing, domain = nothing)
         :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],
     )
@@ -662,7 +663,7 @@ function plotly_series(plt::Plot, series::Series)
 end
 
 function plotly_series_shapes(plt::Plot, series::Series, clims)
-    segments = collect(series_segments(series))
+    segments = series_segments(series; check=true)
     plotattributes_outs = Vector{KW}(undef, length(segments))
 
     # TODO: create a plotattributes_out for each polygon
@@ -681,7 +682,7 @@ function plotly_series_shapes(plt::Plot, series::Series, clims)
         for (letter, data) in zip((:x, :y), shape_data(series, 100))
     )
 
-    for segment in segments
+    for (k, segment) in enumerate(segments)
         i, rng = segment.attr_index, segment.range
         length(rng) < 2 && continue
 
@@ -701,10 +702,10 @@ 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
         push!(plotattributes_outs, plotly_colorbar_hack(series, plotattributes_base, :fill))
@@ -952,8 +953,7 @@ function plotly_html_body(plt, style = nothing)
         <div id=\"$(uuid)\" style=\"$(style)\"></div>
         <script>
         $(requirejs_prefix)
-        PLOT = document.getElementById('$(uuid)');
-        Plotly.plot(PLOT, $(plotly_series_json(plt)), $(plotly_layout_json(plt)));
+        $(js_body(plt, uuid))
         $(requirejs_suffix)
         </script>
     """
@@ -962,7 +962,7 @@ end
 
 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
@@ -986,7 +986,7 @@ end
 
 
 function _show(io::IO, ::MIME"text/html", plt::Plot{PlotlyBackend})
-    write(io, standalone_html(plt))
+    write(io, embeddable_html(plt))
 end
 
 

src/backends/plotlyjs.jl

@@ -34,7 +34,7 @@ _show(io::IO, mime::MIME"application/vnd.plotly.v1+json", plt::Plot{PlotlyJSBack
 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))
+_show(io::IO, ::MIME"text/html", plt::Plot{PlotlyJSBackend}) = write(io, embeddable_html(plt))
 
 _display(plt::Plot{PlotlyJSBackend}) = display(plotlyjs_syncplot(plt))
 

src/backends/pyplot.jl

@@ -442,7 +442,7 @@ function py_add_series(plt::Plot{PyPlotBackend}, series::Series)
             #     end
             #     push!(handles, handle)
             # else
-            for (k, segment) in enumerate(series_segments(series, st))
+            for (k, segment) in enumerate(series_segments(series, st; check=true))
                 i, rng = segment.attr_index, segment.range
                 handle = ax."plot"((arg[rng] for arg in xyargs)...;
                                    label = k == 1 ? series[:label] : "",
@@ -759,7 +759,7 @@ function py_surround_latextext(latexstring, env)
 end
 
 
-function py_set_ticks(ax, ticks, letter, env)
+function py_set_ticks(sp, ax, ticks, letter, env)
     ticks == :auto && return
     axis = getproperty(ax, Symbol(letter,"axis"))
     if ticks == :none || ticks === nothing || ticks == false
@@ -777,7 +777,7 @@ function py_set_ticks(ax, ticks, letter, env)
     elseif ttype == :ticks_and_labels
         axis."set_ticks"(ticks[1])
 
-        if pyrcparams["text.usetex"]
+        if get(sp[:extra_kwargs], :rawticklabels, false)
             tick_labels = ticks[2]
         else
             tick_labels = [py_surround_latextext(ticklabel, env) for ticklabel in ticks[2]]
@@ -1009,7 +1009,7 @@ function _before_layout_calcs(plt::Plot{PyPlotBackend})
                 ticks_letter=:y
             end
             py_set_scale(cb.ax, sp, sp[:colorbar_scale], ticks_letter)
-            sp[:colorbar_ticks] == :native ? nothing : py_set_ticks(cb.ax, ticks, ticks_letter, env)
+            sp[:colorbar_ticks] == :native ? nothing : py_set_ticks(sp, cb.ax, ticks, ticks_letter, env)
 
             for lab in cbar_axis."get_ticklabels"()
                   lab."set_fontsize"(py_thickness_scale(plt, sp[:colorbar_tickfontsize]))
@@ -1022,7 +1022,7 @@ function _before_layout_calcs(plt::Plot{PyPlotBackend})
             cbar_axis."set_tick_params"(
                 direction = axis[:tick_direction] == :out ? "out" : "in",
                 width=py_thickness_scale(plt, intensity),
-                length= 5 * py_thickness_scale(plt, intensity)
+                length = axis[:tick_direction] == :none ? 0 : 5 * py_thickness_scale(plt, intensity)
             )
 
 
@@ -1063,8 +1063,14 @@ function _before_layout_calcs(plt::Plot{PyPlotBackend})
                     ax.spines["left"]."set_position"("zero")
                 end
             elseif sp[:framestyle] in (:grid, :none, :zerolines)
-                for (loc, spine) in ax.spines
-                    spine."set_visible"(false)
+                if PyPlot.version >= v"3.4.1" # that is one where it worked, the API change may have some other value
+                    for spine in ax.spines
+                        ax.spines[string(spine)]."set_visible"(false)
+                    end
+                else
+                    for (loc, spine) in ax.spines
+                        spine."set_visible"(false)
+                    end
                 end
                 if sp[:framestyle] == :zerolines
                     ax."axhline"(y = 0, color = py_color(sp[:xaxis][:foreground_color_axis]), lw = py_thickness_scale(plt, 0.75))
@@ -1131,13 +1137,13 @@ function _before_layout_calcs(plt::Plot{PyPlotBackend})
             # workaround to set mathtext.fontspec per Text element
             env = "\\mathregular"  # matches the outer fonts https://matplotlib.org/tutorials/text/mathtext.html
 
-            axis[:ticks] == :native ? nothing : py_set_ticks(ax, ticks, letter, env)
+            axis[:ticks] == :native ? nothing : py_set_ticks(sp, ax, ticks, letter, env)
             # Tick marks
             intensity = 0.5  # This value corresponds to scaling of other grid elements
             pyaxis."set_tick_params"(
                 direction = axis[:tick_direction] == :out ? "out" : "in",
                 width=py_thickness_scale(plt, intensity),
-                length= 5 * py_thickness_scale(plt, intensity)
+                length = axis[:tick_direction] == :none ? 0 : 5 * py_thickness_scale(plt, intensity)
                                      )
 
             getproperty(ax, Symbol("set_", letter, "label"))(axis[:guide])
@@ -1176,7 +1182,8 @@ function _before_layout_calcs(plt::Plot{PyPlotBackend})
                 pyaxis."set_tick_params"(
                     which = "minor",
                     direction = axis[:tick_direction] == :out ? "out" : "in",
-                    width=py_thickness_scale(plt, intensity))
+                    length = axis[:tick_direction] == :none ? 0 : py_thickness_scale(plt, intensity),
+                )
             end
 
             if axis[:minorgrid]
@@ -1186,7 +1193,8 @@ function _before_layout_calcs(plt::Plot{PyPlotBackend})
                 pyaxis."set_tick_params"(
                     which = "minor",
                     direction = axis[:tick_direction] == :out ? "out" : "in",
-                    width=py_thickness_scale(plt, intensity))
+                    length = axis[:tick_direction] == :none ? 0 : py_thickness_scale(plt, intensity)
+                )
 
                 pyaxis."grid"(true,
                     which = "minor",

src/backends/web.jl

@@ -19,6 +19,10 @@ function standalone_html(plt::AbstractPlot; title::AbstractString = get(plt.attr
     """
 end
 
+function embeddable_html(plt::AbstractPlot)
+    html_head(plt) * html_body(plt)
+end
+
 function open_browser_window(filename::AbstractString)
     @static if Sys.isapple()
         return run(`open $(filename)`)

src/components.jl

@@ -9,9 +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]))
@@ -43,7 +43,7 @@ function coords(shape::Shape)
 end
 
 #coords(shapes::AVec{Shape}) = unzip(map(coords, shapes))
-function coords(shapes::AVec{Shape})
+function coords(shapes::AVec{<:Shape})
     c = map(coords, shapes)
     x = [q[1] for q in c]
     y = [q[2] for q in c]
@@ -52,7 +52,7 @@ 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)"
@@ -205,9 +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
 
 # -----------------------------------------------------------------------
@@ -285,7 +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
@@ -471,6 +474,11 @@ mutable struct SeriesAnnotations
     baseshape::Union{Shape, AbstractVector{Shape}, Nothing}
     scalefactor::Tuple
 end
+
+series_annotations(scalar) = series_annotations([scalar])
+function series_annotations(anns::AMat)
+  map(series_annotations, anns)
+end
 function series_annotations(strs::AbstractVector, args...)
     fnt = font()
     shp = nothing
@@ -567,16 +575,27 @@ end
 
 annotations(::Nothing) = []
 annotations(anns::AVec) = anns
+annotations(anns::AMat) = map(annotations, anns)
 annotations(anns) = Any[anns]
 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)
     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
@@ -585,14 +604,24 @@ function process_annotation(sp::Subplot, xs, ys, labs, font = font())
             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)
@@ -600,7 +629,7 @@ 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

src/examples.jl

@@ -7,7 +7,7 @@ mutable struct PlotExample
     exprs::Vector{Expr}
 end
 
-# the _examples we'll run for each
+# the _examples we'll run for each backend
 const _examples = PlotExample[
     PlotExample( # 1
         "Lines",
@@ -115,7 +115,7 @@ const _examples = PlotExample[
                     )
                     vline!([5, 10])
                     title!("TITLE")
-                    yaxis!("YLABEL", :log10)
+                    yaxis!("YLABEL", :log10, minorgrid = true)
                 end
             ),
         ],
@@ -241,14 +241,15 @@ const _examples = PlotExample[
                         m -> m in Plots.supported_markers(),
                         Plots._shape_keys,
                     )
-                    markers = reshape(markers, 1, length(markers))
+                    markers = permutedims(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),
+                        m = markers,
+                        markersize = 8,
                         lab = map(string, markers),
                         bg = :linen,
                         xlim = (0, 10),
@@ -369,10 +370,19 @@ const _examples = PlotExample[
         "Annotations",
         """
         The `annotations` keyword is used for text annotations in data-coordinates.  Pass in a
-        tuple (x,y,text) or a vector of annotations.  `annotate!(ann)` is shorthand for `plot!(;
-        annotation=ann)`.  Series annotations are used for annotating individual data points.
-        They require only the annotation... x/y values are computed.  A `PlotText` object can be
-        build with the method `text(string, attr...)`, which wraps font and color attributes.
+        tuple `(x, y, text)`, or a vector of annotations, each of which is a tuple of `x`, `y`
+        and `text`.
+        `text` may be a simple `String`, or a `PlotText` object, which can be
+        built with the method `text(string, attrs...)`.
+        This wraps font and color attributes and allows you to set text styling.
+        `text` may also be a tuple `(string, attrs...)` of arguments which are passed
+        to `Plots.text`.
+
+        `annotate!(ann)` is shorthand for `plot!(; annotation=ann)`.
+
+        Series annotations are used for annotating individual data points.
+        They require only the annotation; x/y values are computed.  Series annotations
+        require either plain `String`s or `PlotText` objects.
         """,
         [
             :(
@@ -384,11 +394,11 @@ const _examples = PlotExample[
                         leg = false,
                     )
                     annotate!([
-                        (5, y[5], Plots.text("this is #5", 16, :red, :center)),
+                        (5, y[5], ("this is #5", 16, :red, :center)),
                         (
                             10,
                             y[10],
-                            Plots.text("this is #10", :right, 20, "courier"),
+                            ("this is #10", :right, 20, "courier"),
                         ),
                     ])
                     scatter!(
@@ -997,33 +1007,37 @@ const _examples = PlotExample[
         end]
     ),
     PlotExample( # 47
-	"Mesh3d",
-	"""
-	Allows to plot arbitrary 3d meshes. If only x,y,z are given the mesh is generated automatically.
-	You can also specify the connections using the connections keyword.
-    The connections are specified using a tuple of vectors. Each vector contains the 0-based indices of one point of a triangle,
-	such that elements at the same position of these vectors form a triangle.
-	""",
-	[
-		:(
-		  begin
-			# specify the vertices
-			x=[0, 1, 2, 0]
-			y=[0, 0, 1, 2]
-			z=[0, 2, 0, 1]
+        "Mesh3d",
+        """
+        Allows to plot arbitrary 3d meshes. If only x,y,z are given the mesh is generated automatically.
+        You can also specify the connections using the connections keyword.
+        The connections are specified using a tuple of vectors. Each vector contains the 0-based indices of one point of a triangle,
+        such that elements at the same position of these vectors form a triangle.
+        """,
+        [
+            :(
+                begin
+                    # specify the vertices
+                    x=[0, 1, 2, 0]
+                    y=[0, 0, 1, 2]
+                    z=[0, 2, 0, 1]
 
-			# specify the triangles
-			# every column is one triangle,
-			# where the values denote the indices of the vertices of the triangle
-			i=[0, 0, 0, 1]
-			j=[1, 2, 3, 2]
-			k=[2, 3, 1, 3]
+                    # specify the triangles
+                    # every column is one triangle,
+                    # where the values denote the indices of the vertices of the triangle
+                    i=[0, 0, 0, 1]
+                    j=[1, 2, 3, 2]
+                    k=[2, 3, 1, 3]
 
-			# the four triangles gives above give a tetrahedron
-			mesh3d(x,y,z;connections=(i,j,k))
-		  end
-		),
-	],
+                    # the four triangles gives above give a tetrahedron
+                    mesh3d(
+                        x, y, z; connections=(i, j, k),
+                        title="triangles", xlabel="x", ylabel="y", zlabel="z",
+                        legend=:none, margin=2Plots.mm
+                    )
+                end
+            ),
+        ],
     ),
     PlotExample( # 48
         "Vectors of markershapes and segments",
@@ -1162,15 +1176,61 @@ const _examples = PlotExample[
             ),
         ],
     ),
+    PlotExample( # 55
+        "3D axis flip / mirror",
+        "",
+        [
+            :(
+              begin
+                using LinearAlgebra
+                scalefontsizes(.4)
+
+                x, y = collect(-6:0.5:10), collect(-8:0.5:8)
+
+                args = x, y, (x, y) -> sinc(norm([x, y]) / π)
+                kwargs = Dict(:xlabel=>"x", :ylabel=>"y", :zlabel=>"z", :grid=>true, :minorgrid=>true)
+
+                plots = [wireframe(args..., title = "wire"; kwargs...)]
+
+                for ax ∈ (:x, :y, :z)
+                    push!(plots, wireframe(
+                        args...,
+                        title = "wire-flip-$ax",
+                        xflip = ax == :x,
+                        yflip = ax == :y,
+                        zflip = ax == :z;
+                        kwargs...,
+                    ))
+                end
+
+                for ax ∈ (:x, :y, :z)
+                    push!(plots, wireframe(
+                        args...,
+                        title = "wire-mirror-$ax",
+                        xmirror = ax == :x,
+                        ymirror = ax == :y,
+                        zmirror = ax == :z;
+                        kwargs...,
+                    ))
+                end
+
+                plt = plot(plots..., layout=(@layout [_ ° _; ° ° °; ° ° °]), margin=0Plots.px)
+
+                resetfontsizes()
+                plt
+              end
+            ),
+        ],
+    ),
 ]
 
 # Some constants for PlotDocs and PlotReferenceImages
 _animation_examples = [2, 31]
 _backend_skips = Dict(
-    :gr => [25, 30, 47],
-    :pyplot => [2, 25, 30, 31, 47, 49],
-    :plotlyjs => [2, 21, 24, 25, 30, 31, 49, 51],
-    :plotly => [2, 21, 24, 25, 30, 31, 49, 51],
+    :gr => [25, 30],
+    :pyplot => [2, 25, 30, 31, 47, 49, 55],
+    :plotlyjs => [2, 21, 24, 25, 30, 31, 49, 51, 55],
+    :plotly => [2, 21, 24, 25, 30, 31, 49, 50, 51, 55],
     :pgfplotsx => [
         2, # animation
         6, # images
@@ -1181,6 +1241,8 @@ _backend_skips = Dict(
         49, # polar heatmap
         51, # image with custom axes
     ],
+    :inspectdr => [4, 6, 10, 22, 24, 28, 30, 38, 43, 45, 47, 48, 49, 50, 51, 55],
+    :unicodeplots => [6, 10, 22, 24, 28, 38, 43, 45, 47, 49, 50, 51, 55],
 )
 
 

src/init.jl

@@ -70,6 +70,11 @@ function __init__()
         include(fn)
     end
 
+    @require Gaston = "4b11ee91-296f-5714-9832-002c20994614" begin
+        fn = joinpath(@__DIR__, "backends", "gaston.jl")
+        include(fn)
+    end
+
     @require IJulia = "7073ff75-c697-5162-941a-fcdaad2a7d2a" begin
         if IJulia.inited
             _init_ijulia_plotting()

src/layouts.jl

@@ -406,7 +406,7 @@ end
 
 # ----------------------------------------------------------------------
 
-calc_num_subplots(layout::AbstractLayout) = 1
+calc_num_subplots(layout::AbstractLayout) = get(layout.attr, :blank, false) ? 0 : 1
 function calc_num_subplots(layout::GridLayout)
     tot = 0
     for l in layout.grid
@@ -494,34 +494,42 @@ layout_args(huh) = error("unhandled layout type $(typeof(huh)): $huh")
 
 function build_layout(args...)
     layout, n = layout_args(args...)
-    build_layout(layout, n)
+    build_layout(layout, n, Array{Plot}(undef, 0))
 end
 
-# # just a single subplot
-# function build_layout(sp::Subplot, n::Integer)
-#     sp, Subplot[sp], SubplotMap(gensym() => sp)
-# end
 
-# n is the number of subplots... build a grid and initialize the inner subplots recursively
-function build_layout(layout::GridLayout, n::Integer)
+# n is the number of subplots...
+function build_layout(layout::GridLayout, n::Integer, plts::AVec{Plot})
     nr, nc = size(layout)
     subplots = Subplot[]
     spmap = SubplotMap()
+    empty = isempty(plts)
     i = 0
-    for r=1:nr, c=1:nc
-        l = layout[r,c]
+    for r = 1:nr, c = 1:nc
+        l = layout[r, c]
         if isa(l, EmptyLayout) && !get(l.attr, :blank, false)
-            sp = Subplot(backend(), parent=layout)
-            layout[r,c] = sp
-            push!(subplots, sp)
-            spmap[attr(l,:label,gensym())] = sp
+            if empty
+                # initialize the inner subplots recursively
+                sp = Subplot(backend(), parent=layout)
+                layout[r, c] = sp
+                push!(subplots, sp)
+                spmap[attr(l,:label,gensym())] = sp
+                inc = 1
+            else
+                # build a layout from a list of existing Plot objects
+                plt = popfirst!(plts)  # grab the first plot out of the list
+                layout[r, c] = plt.layout
+                append!(subplots, plt.subplots)
+                merge!(spmap, plt.spmap)
+                inc = length(plt.subplots)
+            end
             if get(l.attr, :width, :auto) != :auto
                 layout.widths[c] = attr(l,:width)
             end
             if get(l.attr, :height, :auto) != :auto
                 layout.heights[r] = attr(l,:height)
             end
-            i += 1
+            i += inc
         elseif isa(l, GridLayout)
             # sub-grid
             if get(l.attr, :width, :auto) != :auto
@@ -530,11 +538,11 @@ function build_layout(layout::GridLayout, n::Integer)
             if get(l.attr, :height, :auto) != :auto
                 layout.heights[r] = attr(l,:height)
             end
-            l, sps, m = build_layout(l, n-i)
+            l, sps, m = build_layout(l, n - i, plts)
             append!(subplots, sps)
             merge!(spmap, m)
             i += length(sps)
-        elseif isa(l, Subplot)
+        elseif isa(l, Subplot) && empty
             error("Subplot exists. Cannot re-use existing layout.  Please make a new one.")
         end
         i >= n && break  # only add n subplots
@@ -543,45 +551,6 @@ function build_layout(layout::GridLayout, n::Integer)
     layout, subplots, spmap
 end
 
-# build a layout from a list of existing Plot objects
-# TODO... much of the logic overlaps with the method above... can we merge?
-function build_layout(layout::GridLayout, numsp::Integer, plts::AVec{Plot})
-    nr, nc = size(layout)
-    subplots = Subplot[]
-    spmap = SubplotMap()
-    i = 0
-    for r=1:nr, c=1:nc
-        l = layout[r,c]
-        if isa(l, EmptyLayout) && !get(l.attr, :blank, false)
-            plt = popfirst!(plts)  # grab the first plot out of the list
-            layout[r,c] = plt.layout
-            append!(subplots, plt.subplots)
-            merge!(spmap, plt.spmap)
-            if get(l.attr, :width, :auto) != :auto
-                layout.widths[c] = attr(l,:width)
-            end
-            if get(l.attr, :height, :auto) != :auto
-                layout.heights[r] = attr(l,:height)
-            end
-            i += length(plt.subplots)
-        elseif isa(l, GridLayout)
-            # sub-grid
-            if get(l.attr, :width, :auto) != :auto
-                layout.widths[c] = attr(l,:width)
-            end
-            if get(l.attr, :height, :auto) != :auto
-                layout.heights[r] = attr(l,:height)
-            end
-            l, sps, m = build_layout(l, numsp-i, plts)
-            append!(subplots, sps)
-            merge!(spmap, m)
-            i += length(sps)
-        end
-        i >= numsp && break  # only add n subplots
-    end
-    layout, subplots, spmap
-end
-
 
 # ----------------------------------------------------------------------
 # @layout macro
@@ -775,9 +744,17 @@ end
 
 "Adds a new, empty subplot overlayed on top of `sp`, with a mirrored y-axis and linked x-axis."
 function twinx(sp::Subplot)
-    sp[:right_margin] = max(sp[:right_margin], 30px)
-    plot!(sp.plt, inset = (sp[:subplot_index], bbox(0,0,1,1)))
+    plot!(sp.plt,
+        inset = (sp[:subplot_index], bbox(0,0,1,1)),
+        right_margin = sp[:right_margin],
+        left_margin = sp[:left_margin],
+        top_margin = sp[:top_margin],
+        bottom_margin = sp[:bottom_margin],
+    )
     twinsp = sp.plt.subplots[end]
+    twinsp[:xaxis][:grid] = false
+    twinsp[:yaxis][:grid] = false
+    twinsp[:xaxis][:showaxis] = false
     twinsp[:yaxis][:mirror] = true
     twinsp[:background_color_inside] = RGBA{Float64}(0,0,0,0)
     link_axes!(sp[:xaxis], twinsp[:xaxis])

src/pipeline.jl

@@ -141,7 +141,7 @@ function _add_smooth_kw(kw_list::Vector{KW}, kw::AKW)
 end
 
 
-RecipesPipeline.get_axis_limits(plt::Plot, letter) = axis_limits(plt[1], letter)
+RecipesPipeline.get_axis_limits(plt::Plot, letter) = axis_limits(plt[1], letter, false)
 
 
 ## Plot recipes
@@ -262,6 +262,7 @@ function _subplot_setup(plt::Plot, plotattributes::AKW, kw_list::Vector{KW})
         sp_attrs[sp] = attr
     end
 
+    _add_plot_title!(plt)
     # override subplot/axis args.  `sp_attrs` take precendence
     for (idx, sp) in enumerate(plt.subplots)
         attr = if !haskey(plotattributes, :subplot) || plotattributes[:subplot] == idx
@@ -274,12 +275,35 @@ function _subplot_setup(plt::Plot, plotattributes::AKW, kw_list::Vector{KW})
 
     # do we need to link any axes together?
     link_axes!(plt.layout, plt[:link])
+    return nothing
 end
 
 function series_idx(kw_list::AVec{KW}, kw::AKW)
     Int(kw[:series_plotindex]) - Int(kw_list[1][:series_plotindex]) + 1
 end
 
+function _add_plot_title!(plt)
+    plot_title = plt[:plot_title]
+    if plot_title != ""
+        the_layout = plt.layout
+        vspan = plt[:plot_titlevspan]
+        plt.layout = grid(2, 1, heights=(vspan, 1 - vspan))
+        plt.layout.grid[1, 1] = subplot = Subplot(plt.backend, parent=plt.layout[1, 1])
+        plt.layout.grid[2, 1] = the_layout
+        subplot.plt = plt
+        # propagate arguments plt[:plot_titleXXX] --> subplot[:titleXXX]
+        for sym ∈ filter(x -> startswith(string(x), "plot_title"), keys(_plot_defaults))
+            subplot[Symbol(string(sym)[length("plot_") + 1:end])] = plt[sym]
+        end
+        plt[:force_minpad] = nothing, 0px, nothing, 0px
+        subplot[:subplot_index] = last(plt.subplots)[:subplot_index] + 1
+        plt[:plot_titleindex] = subplot[:subplot_index]
+        subplot[:framestyle] = :none
+        subplot[:margin] = 0px
+        push!(plt.subplots, subplot)
+    end
+    return nothing
+end
 
 ## Series recipes
 
@@ -313,7 +337,7 @@ function _prepare_subplot(plt::Plot{T}, plotattributes::AKW) where {T}
     st = _override_seriestype_check(plotattributes, st)
 
     # change to a 3d projection for this subplot?
-    if RecipesPipeline.needs_3d_axes(st)
+    if RecipesPipeline.needs_3d_axes(st) || (st == :quiver && plotattributes[:z] !== nothing)
         sp.attr[:projection] = "3d"
     end
 
@@ -329,7 +353,7 @@ function _override_seriestype_check(plotattributes::AKW, st::Symbol)
     # do we want to override the series type?
     if !RecipesPipeline.is3d(st) && !(st in (:contour, :contour3d, :quiver))
         z = plotattributes[:z]
-        if !isa(z, Nothing) &&
+        if z !== nothing &&
            (size(plotattributes[:x]) == size(plotattributes[:y]) == size(z))
             st = (st == :scatter ? :scatter3d : :path3d)
             plotattributes[:seriestype] = st
@@ -338,6 +362,14 @@ function _override_seriestype_check(plotattributes::AKW, st::Symbol)
     st
 end
 
+function needs_any_3d_axes(sp::Subplot)
+    any(
+        RecipesPipeline.needs_3d_axes(
+            _override_seriestype_check(s.plotattributes, s.plotattributes[:seriestype])
+        ) for s in series_list(sp)
+    )
+end
+
 function _expand_subplot_extrema(sp::Subplot, plotattributes::AKW, st::Symbol)
     # adjust extrema and discrete info
     if st == :image

src/plot.jl

@@ -23,7 +23,38 @@ current(plot::AbstractPlot) = (CURRENT_PLOT.nullableplot = plot)
 
 Base.string(plt::Plot) = "Plot{$(plt.backend) n=$(plt.n)}"
 Base.print(io::IO, plt::Plot) = print(io, string(plt))
-Base.show(io::IO, plt::Plot) = print(io, string(plt))
+function Base.show(io::IO, plt::Plot)
+    print(io, string(plt))
+    sp_ekwargs = getindex.(plt.subplots, :extra_kwargs)
+    s_ekwargs = getindex.(plt.series_list, :extra_kwargs)
+    if isempty(plt[:extra_plot_kwargs]) && all(isempty, sp_ekwargs) && all(isempty, s_ekwargs)
+        return
+    end
+    print(io,"\nCaptured extra kwargs:\n")
+    do_show = true
+    for (key, value) in plt[:extra_plot_kwargs]
+        do_show && println(io, "  Plot:")
+        println(io, " "^4, key, ": ", value)
+        do_show = false
+    end
+    do_show = true
+    for (i, ekwargs) in enumerate(sp_ekwargs)
+        for (key, value) in ekwargs
+            do_show && println(io, "  SubplotPlot{$i}:")
+            println(io, " "^4, key, ": ", value)
+            do_show = false
+        end
+        do_show = true
+    end
+    for (i, ekwargs) in enumerate(s_ekwargs)
+        for (key, value) in ekwargs
+            do_show && println(io, "  Series{$i}:")
+            println(io, " "^4, key, ": ", value)
+            do_show = false
+        end
+        do_show = true
+    end
+end
 
 getplot(plt::Plot) = plt
 getattr(plt::Plot, idx::Int = 1) = plt.attr
@@ -59,18 +90,20 @@ function plot(args...; kw...)
 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...)
+# note: we split into plt1, plt2 and plts_tail so we can dispatch correctly
+plot(plt1::Plot, plt2::Plot, plts_tail::Plot...; kw...) = plot!(deepcopy(plt1), deepcopy(plt2), deepcopy.(plts_tail)...; kw...)
+function plot!(plt1::Plot, plt2::Plot, plts_tail::Plot...; kw...)
     @nospecialize
     plotattributes = KW(kw)
     RecipesPipeline.preprocess_attributes!(plotattributes)
 
     # build our plot vector from the args
-    n = length(plts_tail) + 1
+    n = length(plts_tail) + 2
     plts = Array{Plot}(undef, n)
     plts[1] = plt1
+    plts[2] = plt2
     for (i,plt) in enumerate(plts_tail)
-        plts[i+1] = plt
+        plts[i+2] = plt
     end
 
     # compute the layout
@@ -127,6 +160,7 @@ function plot(plt1::Plot, plts_tail::Plot...; kw...)
             cmdidx += 1
         end
     end
+    _add_plot_title!(plt)
 
     # first apply any args for the subplots
     for (idx,sp) in enumerate(plt.subplots)
@@ -154,6 +188,7 @@ function plot!(args...; kw...)
 end
 
 # this adds to a specific plot... most plot commands will flow through here
+plot(plt::Plot, args...; kw...) = plot!(deepcopy(plt), args...; kw...)
 function plot!(plt::Plot, args...; kw...)
     @nospecialize
     plotattributes = KW(kw)
@@ -191,6 +226,16 @@ function prepare_output(plt::Plot)
         _update_min_padding!(sp)
     end
 
+    # spedific to :plot_title see _add_plot_title!
+    force_minpad = get(plt, :force_minpad, ())
+    if !isempty(force_minpad)
+        for i ∈ eachindex(plt.layout.grid)
+            plt.layout.grid[i].minpad = Tuple(
+                i === nothing ? j : i for (i, j) ∈ zip(force_minpad, plt.layout.grid[i].minpad)
+            )
+        end
+    end
+
     # now another pass down, to update the bounding boxes
     update_child_bboxes!(plt.layout)
 

src/recipes.jl

@@ -165,16 +165,44 @@ end
     x := x
     y := y
     seriestype := :scatter
+    @series begin
+        ()
+    end
     @series begin
         seriestype := :path
         label := ""
         primary := false
         ()
     end
+    primary := false
     ()
 end
 @deps scatterpath path scatter
 
+
+# ---------------------------------------------------------------------------
+# regression line and scatter
+
+# plots line corresponding to linear regression of y on a constant and x
+@recipe function f(::Type{Val{:linearfit}}, x, y, z)
+    x := x
+    y := y
+    seriestype := :scatter
+    @series begin
+        ()
+    end
+    @series begin
+        y := mean(y) .+ cov(x, y) / var(x) .* (x .- mean(x))
+        seriestype := :path
+        label := ""
+        primary := false
+        ()
+    end
+    primary := false
+    ()
+end
+
+
 @specialize
 
 
@@ -1400,9 +1428,9 @@ end
     coords(shape)
 end
 
-@recipe function f(shapes::AVec{Shape})
+@recipe function f(shapes::AVec{<:Shape})
     seriestype --> :shape
-    # For backwards compatibility, column vectors of segmenting attributes are 
+    # For backwards compatibility, column vectors of segmenting attributes are
     # interpreted as having one element per shape
     for attr in union(_segmenting_array_attributes, _segmenting_vector_attributes)
         v = get(plotattributes, attr, nothing)
@@ -1415,7 +1443,7 @@ end
     coords(shapes)
 end
 
-@recipe function f(shapes::AMat{Shape})
+@recipe function f(shapes::AMat{<:Shape})
     seriestype --> :shape
     for j in axes(shapes, 2)
         @series coords(vec(shapes[:, j]))

src/shorthands.jl

@@ -453,12 +453,14 @@ Add annotations to an existing plot.
 # Arguments
 
 - `anns`: An `AbstractVector` of tuples of the form `(x,y,text)`. The `text` object
-          can be a `String` or `PlotText`.
+          can be a `String`, `PlotText` PlotText (created with `text(args...)`),
+          or a tuple of arguments to `text` (e.g., `("Label", 8, :red, :top)`).
 
 # Example
 ```julia-repl
 julia> plot(1:10)
 julia> annotate!([(7,3,"(7,3)"),(3,7,text("hey", 14, :left, :top, :green))])
+julia> annotate!([(4, 4, ("More text", 8, 45.0, :bottom, :red))])
 ```
 """
 annotate!(anns...; kw...)             = plot!(; annotation = anns, kw...)

src/utils.jl

@@ -57,7 +57,7 @@ struct SeriesSegment
     # indexes of this segement in series data vectors
     range::UnitRange
     # index into vector-valued attributes corresponding to this segment
-    attr_index::Int 
+    attr_index::Int
 end
 
 # -----------------------------------------------------
@@ -75,27 +75,49 @@ function iter_segments(args...)
     NaNSegmentsIterator(tup, n1, n2)
 end
 
-function series_segments(series::Series, seriestype::Symbol = :path)
+function series_segments(series::Series, seriestype::Symbol=:path; check=false)
     x, y, z = series[:x], series[:y], series[:z]
     (x === nothing || isempty(x)) && return UnitRange{Int}[]
 
     args = RecipesPipeline.is3d(series) ? (x, y, z) : (x, y)
     nan_segments = collect(iter_segments(args...))
 
-    result = if has_attribute_segments(series)
+    if check
+        scales = :xscale, :yscale, :zscale
+        for (n, s) ∈ enumerate(args)
+            scale = get(series, scales[n], :identity)
+            if scale ∈ _logScales
+                for (i, v) ∈ enumerate(s)
+                    if v <= 0
+                        @warn "Invalid negative or zero value $v found at series index $i for $(scale) based $(scales[n])"
+                        @debug "" exception=(DomainError(v), stacktrace())
+                        break
+                    end
+                end
+            end
+        end
+    end
+
+    segments = if has_attribute_segments(series)
         Iterators.flatten(map(nan_segments) do r
             if seriestype in (:scatter, :scatter3d)
                 (SeriesSegment(i:i, i) for i in r)
             else
                 (SeriesSegment(i:i+1, i) for i in first(r):last(r)-1)
-            end 
+            end
         end)
     else
         (SeriesSegment(r, 1) for r in nan_segments)
-    end 
+    end
 
-    seg_range = UnitRange(minimum(first(seg.range) for seg in result),
-                                maximum(last(seg.range) for seg in result))
+    warn_on_attr_dim_mismatch(series, x, y, z, segments)
+    return segments
+end
+
+function warn_on_attr_dim_mismatch(series, x, y, z, segments)
+    isempty(segments) && return
+    seg_range = UnitRange(minimum(first(seg.range) for seg in segments),
+                          maximum(last(seg.range) for seg in segments))
     for attr in _segmenting_vector_attributes
         v = get(series, attr, nothing)
         if v isa AVec && eachindex(v) != seg_range
@@ -103,7 +125,7 @@ function series_segments(series::Series, seriestype::Symbol = :path)
             if any(v -> !isnothing(v) && any(isnan, v), (x,y,z))
                 @info """Data contains NaNs or missing values, and indices of `$attr` vector do not match data indices.
                     If you intend elements of `$attr` to apply to individual NaN-separated segements in the data,
-                    pass each segment in a separate vector instead, and use a row vector for `$attr`. Legend entries 
+                    pass each segment in a separate vector instead, and use a row vector for `$attr`. Legend entries
                     may be suppressed by passing an empty label.
                     For example,
                         plot([1:2,1:3], [[4,5],[3,4,5]], label=["y" ""], $attr=[1 2])
@@ -111,8 +133,6 @@ function series_segments(series::Series, seriestype::Symbol = :path)
             end
         end
     end
-
-    return result
 end
 
 # helpers to figure out if there are NaN values in a list of array types
@@ -266,7 +286,7 @@ function heatmap_edges(x::AVec, xscale::Symbol, y::AVec, yscale::Symbol, z_size:
                 or `size(z) == (length(y)+1, length(x)+1))` (x & y define edges).""")
     end
     x, y = heatmap_edges(x, xscale, isedges),
-           heatmap_edges(y, yscale, isedges, ispolar) # special handle for `r` in polar plots 
+           heatmap_edges(y, yscale, isedges, ispolar) # special handle for `r` in polar plots
     return x, y
 end
 
@@ -935,67 +955,67 @@ ignorenan_extrema(plt::Plot) = (xmin(plt), xmax(plt))
 # ---------------------------------------------------------------
 # get fonts from objects:
 
-plottitlefont(p::Plot) = font(
-    p[:plot_titlefontfamily],
-    p[:plot_titlefontsize],
-    p[:plot_titlefontvalign],
-    p[:plot_titlefonthalign],
-    p[:plot_titlefontrotation],
-    p[:plot_titlefontcolor],
+plottitlefont(p::Plot) = font(;
+    family = p[:plot_titlefontfamily],
+    pointsize = p[:plot_titlefontsize],
+    valign = p[:plot_titlefontvalign],
+    halign = p[:plot_titlefonthalign],
+    rotation = p[:plot_titlefontrotation],
+    color = p[:plot_titlefontcolor],
 )
 
-colorbartitlefont(sp::Subplot) = font(
-    sp[:colorbar_titlefontfamily],
-    sp[:colorbar_titlefontsize],
-    sp[:colorbar_titlefontvalign],
-    sp[:colorbar_titlefonthalign],
-    sp[:colorbar_titlefontrotation],
-    sp[:colorbar_titlefontcolor],
+colorbartitlefont(sp::Subplot) = font(;
+    family = sp[:colorbar_titlefontfamily],
+    pointsize = sp[:colorbar_titlefontsize],
+    valign = sp[:colorbar_titlefontvalign],
+    halign = sp[:colorbar_titlefonthalign],
+    rotation = sp[:colorbar_titlefontrotation],
+    color = sp[:colorbar_titlefontcolor],
 )
 
-titlefont(sp::Subplot) = font(
-    sp[:titlefontfamily],
-    sp[:titlefontsize],
-    sp[:titlefontvalign],
-    sp[:titlefonthalign],
-    sp[:titlefontrotation],
-    sp[:titlefontcolor],
+titlefont(sp::Subplot) = font(;
+    family = sp[:titlefontfamily],
+    pointsize = sp[:titlefontsize],
+    valign = sp[:titlefontvalign],
+    halign = sp[:titlefonthalign],
+    rotation = sp[:titlefontrotation],
+    color = sp[:titlefontcolor],
 )
 
-legendfont(sp::Subplot) = font(
-    sp[:legendfontfamily],
-    sp[:legendfontsize],
-    sp[:legendfontvalign],
-    sp[:legendfonthalign],
-    sp[:legendfontrotation],
-    sp[:legendfontcolor],
+legendfont(sp::Subplot) = font(;
+    family = sp[:legendfontfamily],
+    pointsize = sp[:legendfontsize],
+    valign = sp[:legendfontvalign],
+    halign = sp[:legendfonthalign],
+    rotation = sp[:legendfontrotation],
+    color = sp[:legendfontcolor],
 )
 
-legendtitlefont(sp::Subplot) = font(
-    sp[:legendtitlefontfamily],
-    sp[:legendtitlefontsize],
-    sp[:legendtitlefontvalign],
-    sp[:legendtitlefonthalign],
-    sp[:legendtitlefontrotation],
-    sp[:legendtitlefontcolor],
+legendtitlefont(sp::Subplot) = font(;
+    family = sp[:legendtitlefontfamily],
+    pointsize = sp[:legendtitlefontsize],
+    valign = sp[:legendtitlefontvalign],
+    halign = sp[:legendtitlefonthalign],
+    rotation = sp[:legendtitlefontrotation],
+    color = sp[:legendtitlefontcolor],
 )
 
-tickfont(ax::Axis) = font(
-    ax[:tickfontfamily],
-    ax[:tickfontsize],
-    ax[:tickfontvalign],
-    ax[:tickfonthalign],
-    ax[:tickfontrotation],
-    ax[:tickfontcolor],
+tickfont(ax::Axis) = font(;
+    family = ax[:tickfontfamily],
+    pointsize = ax[:tickfontsize],
+    valign = ax[:tickfontvalign],
+    halign = ax[:tickfonthalign],
+    rotation = ax[:tickfontrotation],
+    color = ax[:tickfontcolor],
 )
 
-guidefont(ax::Axis) = font(
-    ax[:guidefontfamily],
-    ax[:guidefontsize],
-    ax[:guidefontvalign],
-    ax[:guidefonthalign],
-    ax[:guidefontrotation],
-    ax[:guidefontcolor],
+guidefont(ax::Axis) = font(;
+    family = ax[:guidefontfamily],
+    pointsize = ax[:guidefontsize],
+    valign = ax[:guidefontvalign],
+    halign = ax[:guidefonthalign],
+    rotation = ax[:guidefontrotation],
+    color = ax[:guidefontcolor],
 )
 
 # ---------------------------------------------------------------

test/runtests.jl

@@ -1,3 +1,4 @@
+using Plots: guidefont, series_annotations
 import ImageMagick
 using VisualRegressionTests
 using Plots
@@ -29,6 +30,7 @@ end
 end # testset
 
 include("test_defaults.jl")
+include("test_pipeline.jl")
 include("test_axes.jl")
 include("test_axis_letter.jl")
 include("test_components.jl")
@@ -172,6 +174,8 @@ end
     @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]),

test/test_axes.jl

@@ -21,3 +21,45 @@ end # testset
     @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)
+
+    pl = plot(1:3)
+    @test Plots.xlims(pl) == Plots.widen(1,3)
+
+    pl = plot([1.05,2.0,2.95], ylims=:round)
+    @test Plots.ylims(pl) == (1, 3)
+
+    pl = plot(1:3, xlims=(1,5))
+    @test Plots.xlims(pl) == (1, 5)
+
+    pl = plot(1:3, xlims=(1,5), widen=true)
+    @test Plots.xlims(pl) == Plots.widen(1, 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
+
+@testset "twinx" begin
+    pl = plot(1:10, margin = 2Plots.cm)
+    twpl = twinx(pl)
+    pl! = plot!(twinx(), -(1:10))
+    @test twpl[:right_margin] == 2Plots.cm
+    @test twpl[:left_margin] == 2Plots.cm
+    @test twpl[:top_margin] == 2Plots.cm
+    @test twpl[:bottom_margin] == 2Plots.cm
+end

test/test_components.jl

@@ -1,52 +1,68 @@
 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)])
+        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)
+        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)])
+        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.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)
+        @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
+        coordsRotated2 = R2 * (coords .- 0.5) .+ 0.5
 
-        square = Shape([(0,0),(1,0),(1,1),(0,1)])
+        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,:]
+        @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,:]
+        @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))
+        baseline = brush(1, RGB(0, 0, 0))
         @test brush(:black) == baseline
         @test brush("black") == baseline
     end
@@ -60,7 +76,7 @@ end
     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
+        @test_logs (:warn, "Unused brush arg: nothing (Nothing)") begin
             brush(nothing)
         end
     end
@@ -68,44 +84,68 @@ end
 
 @testset "Fonts" begin
     @testset "Scaling" begin
-        sizesToCheck = [:titlefontsize, :legendfontsize, :legendtitlefontsize,
-            :xtickfontsize, :ytickfontsize, :ztickfontsize,
-            :xguidefontsize, :yguidefontsize, :zguidefontsize,]
+        sizesToCheck = [
+            :titlefontsize,
+            :legendfontsize,
+            :legendtitlefontsize,
+            :xtickfontsize,
+            :ytickfontsize,
+            :ztickfontsize,
+            :xguidefontsize,
+            :yguidefontsize,
+            :zguidefontsize,
+        ]
         # get inital font sizes
-        initialSizes = [Plots.default(s) for s in sizesToCheck ]
+        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 ]
+        doubledSizes = [Plots.default(s) for s in sizesToCheck]
 
-        @test doubledSizes == initialSizes*2
+        @test doubledSizes == initialSizes * 2
 
         # reset font sizes
         resetfontsizes()
 
-        finalSizes = [Plots.default(s) for s in sizesToCheck ]
+        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
-                            ))
+    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)
+        @test sa.scalefactor == (1, 4)
     end
+    spl = scatter(
+        4.53 .* [1/1 1/2 1/3 1/4 1/5],
+        [0 0 0 0 0],
+        layout = (5, 1),
+        ylims = (-1.1, 1.1),
+        xlims = (0, 5),
+        series_annotations = permutedims([["1/1"],["1/2"],["1/3"],["1/4"],["1/5"]]),
+    )
+    @test spl.series_list[1].plotattributes[:series_annotations].strs == ["1/1"]
+    @test spl.series_list[2].plotattributes[:series_annotations].strs == ["1/2"]
+    @test spl.series_list[3].plotattributes[:series_annotations].strs == ["1/3"]
+    @test spl.series_list[4].plotattributes[:series_annotations].strs == ["1/4"]
+    @test spl.series_list[5].plotattributes[:series_annotations].strs == ["1/5"]
 end

test/test_defaults.jl

@@ -1,10 +1,12 @@
 using Plots, Test
 
-const PLOTS_DEFAULTS = Dict(:theme => :wong2)
+const PLOTS_DEFAULTS = Dict(:theme => :wong2, :fontfamily => :palantino)
 Plots.__init__()
 
 @testset "Loading theme" begin
-    @test plot(1:5)[1][1][:seriescolor] == RGBA(colorant"black")
+    pl = plot(1:5)
+    @test pl[1][1][:seriescolor] == RGBA(colorant"black")
+    @test guidefont(pl[1][:xaxis]).family == "palantino"
 end
 
 empty!(PLOTS_DEFAULTS)

test/test_pgfplotsx.jl

@@ -338,6 +338,16 @@ end
       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

test/test_pipeline.jl

@@ -0,0 +1,19 @@
+using Plots, Test
+using RecipesPipeline
+
+@testset "plot" begin
+    pl = plot(1:5)
+    pl2 = plot(pl, tex_output_standalone = true)
+    @test pl[:tex_output_standalone] == false
+    @test pl2[:tex_output_standalone] == true
+    plot!(pl, tex_output_standalone = true)
+    @test pl[:tex_output_standalone] == true
+end
+
+@testset "get_axis_limits" begin
+    x = [.1, 5]
+    p1 = plot(x, [5, .1], yscale=:log10)
+    p2 = plot!(identity)
+    @test all(RecipesPipeline.get_axis_limits(p1, :x) .== x)
+    @test all(RecipesPipeline.get_axis_limits(p2, :x) .== x)
+end