pitivi r1155 - in branches/SOC_2008_BLEWIS: . pitivi/ui

[edwardrv svn gnome org]

Author: edwardrv
Date: Mon Jul  7 12:11:55 2008
New Revision: 1155
URL: http://svn.gnome.org/viewvc/pitivi?rev=1155&view=rev

Log:
* pitivi/ui/complextimeline.py:
Fix canvas bounds settings so that we don't redraw the canvas all the
time.


Modified:
   branches/SOC_2008_BLEWIS/ChangeLog
   branches/SOC_2008_BLEWIS/pitivi/ui/complextimeline.py

Modified: branches/SOC_2008_BLEWIS/pitivi/ui/complextimeline.py
==============================================================================
--- branches/SOC_2008_BLEWIS/pitivi/ui/complextimeline.py	(original)
+++ branches/SOC_2008_BLEWIS/pitivi/ui/complextimeline.py	Mon Jul  7 12:11:55 2008
@@ -191,10 +191,16 @@
         for layer in self.layers:
             layer.bg.props.width = width
 
-    def _request_size(self, item, prop):
-        self.set_size_request(int(self.layers.width), int(
-            self.layers.height))
-        self.set_bounds(0, 0, self.layers.width, self.layers.height)
+    def _request_size(self, unused_item, prop):
+        # we only update the bounds of the canvas by chunks of 100 pixels
+        # in width, otherwise we would always be redrawing the whole canvas.
+        w = ((int(self.layers.width) / 100) + 1 ) * 100
+        h = int(self.layers.height)
+        x1,y1,x2,y2 = self.get_bounds()
+        pw = abs(x2 - x1)
+        ph = abs(y2 - y1)
+        if not (w == pw and h == ph):
+            self.set_bounds(0, 0, float(w), float(h))
         return True
 
     def _createUI(self):
@@ -209,7 +215,7 @@
     ## ZoomableWidgetInterface overrides
 
     def getDuration(self):
-        return max([layer.composition.duration for layer in 
+        return max([layer.composition.duration for layer in
             self.layerInfoList])
 
     def getStartTime(self):