From c333cbc906ea6fa0158f48bb8fab4f1467c70bc6 Mon Sep 17 00:00:00 2001
From: Simon Christ <SimonChrist@gmx.de>
Date: Sat, 14 Mar 2020 16:57:19 +0100
Subject: [PATCH] implement the recipe_pipeline

---
 src/plot.jl | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/src/plot.jl b/src/plot.jl
index 6dfc2a7c..3a928764 100644
--- a/src/plot.jl
+++ b/src/plot.jl
@@ -203,6 +203,64 @@ function _recipe_finish!(plt::Plot, plotattributes::AKW, args::Tuple)
 
     plt
 end
+# function _plot!(plt::Plot, plotattributes::AKW, args::Tuple)
+#
+#     # --------------------------------
+#     # "USER RECIPES"
+#     # --------------------------------
+#
+#     kw_list = _process_userrecipes(plt, plotattributes, args)
+#
+#     # @info(1)
+#     # map(DD, kw_list)
+#
+#
+#     # --------------------------------
+#     # "PLOT RECIPES"
+#     # --------------------------------
+#
+#     # "plot recipe", which acts like a series type, and is processed before
+#     # the plot layout is created, which allows for setting layouts and other plot-wide attributes.
+#     # we get inputs which have been fully processed by "user recipes" and "type recipes",
+#     # so we can expect standard vectors, surfaces, etc.  No defaults have been set yet.
+#     still_to_process = kw_list
+#     kw_list = KW[]
+#     while !isempty(still_to_process)
+#         next_kw = popfirst!(still_to_process)
+#         _process_plotrecipe(plt, next_kw, kw_list, still_to_process)
+#     end
+#
+#     # @info(2)
+#     # map(DD, kw_list)
+#
+#
+#     # !!! note: At this point, kw_list is fully decomposed into individual series... one KW per series.          !!!
+#     # !!!       The next step is to recursively apply series recipes until the backend supports that series type !!!
+#
+#     # --------------------------------
+#     # "SERIES RECIPES"
+#     # --------------------------------
+#
+#     # @info(3)
+#     # map(DD, kw_list)
+#
+#     for kw in kw_list
+#         sp::Subplot = kw[:subplot]
+#
+#         # in series attributes given as vector with one element per series,
+#         # select the value for current series
+#         _slice_series_args!(kw, plt, sp, series_idx(kw_list,kw))
+#
+#
+#         series_attr = Attr(kw, _series_defaults)
+#         # now we have a fully specified series, with colors chosen.   we must recursively handle
+#         # series recipes, which dispatch on seriestype.  If a backend does not natively support a seriestype,
+#         # we check for a recipe that will convert that series type into one made up of lower-level components.
+#         # For example, a histogram is just a bar plot with binned data, a bar plot is really a filled step plot,
+#         # and a step plot is really just a path.  So any backend that supports drawing a path will implicitly
+#         # be able to support step, bar, and histogram plots (and any recipes that use those components).
+#         _process_seriesrecipe(plt, series_attr)
+#     end
 
 # we're getting ready to display/output.  prep for layout calcs, then update
 # the plot object after