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Fixed blitting in Gtk3Agg backend #1578

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Merged
merged 1 commit into from
Dec 10, 2012
Merged

Fixed blitting in Gtk3Agg backend #1578

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14 changes: 13 additions & 1 deletion lib/matplotlib/backends/backend_gtk3agg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -59,8 +59,20 @@ def on_draw_event(self, widget, ctx):
return False

def blit(self, bbox=None):
# If bbox is None, blit the entire canvas to gtk. Otherwise
# blit only the area defined by the bbox.
if bbox is None:
bbox = self.figure.bbox

allocation = self.get_allocation()
w, h = allocation.width, allocation.height
x = int(bbox.x0)
y = h - int(bbox.y1)
width = int(bbox.x1) - int(bbox.x0)
height = int(bbox.y1) - int(bbox.y0)

self._bbox_queue.append(bbox)
self.queue_draw()
self.queue_draw_area(x, y, width, height)

def print_png(self, filename, *args, **kwargs):
# Do this so we can save the resolution of figure in the PNG file
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