[cairo] Road to 1.10

[Kristian Høgsberg]

On Mon, Feb 16, 2009 at 12:20 PM, Alexander Larsson <alexl at redhat.com> wrote:
> Everything that scrolls use subwindows, plus GtkEventBox. Plus a bunch
> of other widgets.
>
> We already allocate a pixmap when rendering double buffered, true, but
> we only allocate one such pixmap per toplevel when exposing, so we still
> need to clip in that pixmap when drawing multiple subwindows in that
> toplevel.

Yeah, what I meant was that for those subwindows we could just
allocate more pixmaps, draw to them, then copy their contents back to
the overall double buffer pixmap.

cheers,
Kristian