Re: force redraw on another redraw (was: pixmaps and xpm-transparency)
- From: Havoc Pennington <hp redhat com>
- To: hintze_gtk siemens md st schule de
- Cc: gtk-list gnome org
- Subject: Re: force redraw on another redraw (was: pixmaps and xpm-transparency)
- Date: 22 Apr 2001 10:47:47 -0400
hintze_gtk siemens md st schule de writes:
> so i should try gtk_widget_shape_combine_mask () to prevent the lower
> widget exposure influencing the upper one...
Maybe, it could work...
> how can i combine two masks? how can i invert one?
> i just can't find methods for that at
There aren't methods for it. Combination is a simple gdk_draw_pixmap()
of one bitmap mask onto another. Inversion would be drawing a
rectangle on one bitmap using the other bitmap as clip mask.
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