# The Buffer init is done here, to make sure the buffer is always
# the same size as the Window
Size = self.canvas.GetClientSize()
- if Size.width <= 0 or Size.height <= 0:
- return
+ Size.width = max(1, Size.width)
+ Size.height = max(1, Size.height)
# Make new offscreen bitmap: this bitmap will always have the
# current drawing in it, so it can be used to save the image to
# a file, or whatever.
- self._Buffer = wx.EmptyBitmap(Size[0],Size[1])
+ self._Buffer = wx.EmptyBitmap(Size.width, Size.height)
self._setSize()
self.last_PointLabel = None #reset pointLabel