[meld: 170/180] gutterrendererchunk: Fix highlight drawing for the current chunk

[Kai Willadsen <kaiw src gnome org>]

commit 52580ce44e83961a017a7ae1ebaa61461d68c2e2
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sat Jul 4 08:28:04 2015 +1000

    gutterrendererchunk: Fix highlight drawing for the current chunk

 meld/gutterrendererchunk.py |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/meld/gutterrendererchunk.py b/meld/gutterrendererchunk.py
index 5c57896..10a774d 100644
--- a/meld/gutterrendererchunk.py
+++ b/meld/gutterrendererchunk.py
@@ -136,7 +136,13 @@ class GutterRendererChunkAction(GtkSource.GutterRendererPixbuf):
                     background_area.x - 1, y,
                     background_area.width + 2, height)
                 context.set_source_rgba(*self.fill_colors[chunk[0]])
+
+                if self.props.view.current_chunk_check(chunk):
+                    context.fill_preserve()
+                    highlight = self.fill_colors['current-chunk-highlight']
+                    context.set_source_rgba(*highlight)
                 context.fill()
+
                 context.set_source_rgba(*self.line_colors[chunk[0]])
                 if line == chunk[1]:
                     context.move_to(