'SC'

Steve Chaplin · Steve Chaplin · commit 30903ce5bb2b · 2005-07-28T06:02:23.000Z
svn path=/trunk/matplotlib/; revision=1571
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,5 +1,9 @@
 New entries should be added at the top
 
+2005-07-28 backend_gtk.py: update FigureCanvasGTK.draw() (needed due to the
+           recent expose_event() change) so that examples/anim.py works in the 
+           usual way - SC
+
 2005-07-26 Added new widgets Cursor and HorizontalSpanSelector to
            matplotlib.widgets.  See examples/widgets/cursor.py and
            examples/widgets/span_selector.py - JDH
diff --git a/lib/matplotlib/backends/backend_gtk.py b/lib/matplotlib/backends/backend_gtk.py
@@ -220,10 +220,22 @@ def configure_event(self, widget, event):
         
 
     def draw(self):
-        self._need_redraw = True
-        #self.expose_event(self, None)
-        self.queue_draw()
+        # synchronous window redraw (like GTK+ 1.2 used to do)
+        # Note: this does not follow the usual way that GTK redraws,
+        # which is asynchronous redraw using calls to gtk_widget_queue_draw(),
+        # which triggers an expose-event
         
+        # GTK+ 2.x style draw()
+        #self._need_redraw = True
+        #self.queue_draw()
+
+        # synchronous draw (needed for animation)
+        x, y, w, h = self.allocation
+        self._pixmap_prepare (w, h)
+        self._render_figure(self._pixmap, w, h)
+        self._need_redraw = False
+        self.window.draw_drawable (self.style.fg_gc[self.state],
+                                   self._pixmap, x, y, x, y, w, h)
 
 
     def draw_idle(self):
