[Python-modules-commits] [python-mplexporter] 109/135: Limiting legend drawing to _legend_box and legendPatch to vaoid duplicating objects

[Wolfgang Borgert]

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debacle pushed a commit to branch master
in repository python-mplexporter.

commit 11d5417f9d7aa700c30b8e40dc710ef6aa404201
Author: John Eppley <jmeppley at gmail.com>
Date:   Wed Mar 26 10:55:35 2014 -0400

    Limiting legend drawing to _legend_box and legendPatch to vaoid duplicating objects
---
 mplexporter/exporter.py | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/mplexporter/exporter.py b/mplexporter/exporter.py
index 907cf05..90047d7 100644
--- a/mplexporter/exporter.py
+++ b/mplexporter/exporter.py
@@ -144,19 +144,19 @@ class Exporter(object):
                 props = utils.get_legend_properties(ax, legend)
                 with self.renderer.draw_legend(legend=legend, props=props):
                     if props['visible']:
-                        self.crawl_legend(ax, legend)
+                        self.crawl_legend(ax, legend._legend_box)
+                        if legend.draw_frame:
+                            legend.legendPatch.set_zorder(1E6 + 
+                                    legend.legendPatch.get_zorder())
+                            self.draw_patch(ax, legend.legendPatch,
+                                    force_trans=ax.transAxes)
 
-    def crawl_legend(self, ax, obj, used_objects=set()):
+
+    def crawl_legend(self, ax, obj):
         """
         Recursively look through objects in legend children
         """
         for child in obj.get_children():
-            # skip things we've alread drawn
-            if child in used_objects:
-                continue
-            else:
-                used_objects.add(child)
-
             # force a large zorder so it appears on top
             child.set_zorder(1E6 + child.get_zorder())
 
@@ -171,7 +171,7 @@ class Exporter(object):
                 self.draw_line(ax, child, force_trans=ax.transAxes)
             elif child.get_children() is not None \
                     and len(child.get_children())>0:
-                self.crawl_legend(ax, child, used_objects=used_objects)
+                self.crawl_legend(ax, child)
             else:
                 warnings.warn("Legend element %s not impemented" & child)
 

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