On Sat, Jun 21, 2014 at 11:21 AM, Jasper St. Pierre <jstpie...@mecheye.net> wrote:
> On Sat, Jun 21, 2014 at 11:18 AM, Jean Brefort < > jean.bref...@normalesup.org> wrote: > >> I know that an expose event contains a region, but this does not help, >> we use the draw event, and I don't know how to reliably access the >> region. More, it is not really easy to determine what needs to be >> redrawn from inside a draw event. >> > > The cairo context you get in the draw signal is clipped to the expose > region > the expose region or the expose "area" ? the former is a potentially discontiguous set of rectangles, the latter is their union. yes?
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