From e498d091cd553c92d4e20287ac91d4250d762f89 Mon Sep 17 00:00:00 2001
From: Daniel Schwabeneder <daniel.schwabeneder@openmailbox.org>
Date: Fri, 6 Apr 2018 17:14:19 +0200
Subject: [PATCH 1/2] filled legend marker for filled area in PGFPlots

---
 src/backends/pgfplots.jl | 30 +++++++++++++++++++++++++++---
 1 file changed, 27 insertions(+), 3 deletions(-)

diff --git a/src/backends/pgfplots.jl b/src/backends/pgfplots.jl
index 1dd2b272..6c8929a5 100644
--- a/src/backends/pgfplots.jl
+++ b/src/backends/pgfplots.jl
@@ -269,9 +269,14 @@ function pgf_series(sp::Subplot, series::Series)
 
             # add to legend?
             if i == 1 && sp[:legend] != :none && should_add_to_legend(series)
-                kw[:legendentry] = d[:label]
-                if st == :shape # || d[:fillrange] != nothing
-                    push!(style, "area legend")
+                if d[:fillrange] != nothing
+                    # we add a series
+                    push!(series_collection, pgf_fill_legend_hack(d, args))
+                else
+                    kw[:legendentry] = d[:label]
+                    if st == :shape # || d[:fillrange] != nothing
+                        push!(style, "area legend")
+                    end
                 end
             else
                 push!(style, "forget plot")
@@ -336,6 +341,25 @@ function pgf_fillrange_args(fillrange, x, y, z)
     return x_fill, y_fill, z_fill
 end
 
+function pgf_fill_legend_hack(d, args)
+    style = []
+    kw = KW()
+    push!(style, pgf_linestyle(d, 1))
+    push!(style, pgf_marker(d, 1))
+    push!(style, pgf_fillstyle(d, 1))
+    push!(style, "area legend")
+    kw[:legendentry] = d[:label]
+    kw[:style] = join(style, ',')
+    st = d[:seriestype]
+    func = if st == :path3d
+        PGFPlots.Linear3
+    elseif st == :scatter
+        PGFPlots.Scatter
+    else
+        PGFPlots.Linear
+    end
+    return func(([arg[1]] for arg in args)...; kw...)
+end
 
 # ----------------------------------------------------------------
 

From 5a07c4917ef781ad576a037fa631848b7acc219a Mon Sep 17 00:00:00 2001
From: Daniel Schwabeneder <daniel.schwabeneder@openmailbox.org>
Date: Fri, 6 Apr 2018 18:37:57 +0200
Subject: [PATCH 2/2] fix multiple series

---
 src/backends/pgfplots.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backends/pgfplots.jl b/src/backends/pgfplots.jl
index 6c8929a5..51eb2565 100644
--- a/src/backends/pgfplots.jl
+++ b/src/backends/pgfplots.jl
@@ -270,7 +270,7 @@ function pgf_series(sp::Subplot, series::Series)
             # add to legend?
             if i == 1 && sp[:legend] != :none && should_add_to_legend(series)
                 if d[:fillrange] != nothing
-                    # we add a series
+                    push!(style, "forget plot")
                     push!(series_collection, pgf_fill_legend_hack(d, args))
                 else
                     kw[:legendentry] = d[:label]