On Tue, Jun 17, 2008 at 01:51:35AM -0700, [EMAIL PROTECTED] wrote: > Am porting OO to directfb and am facing a problem with the slideshow engine > wherein on PgDown the navigation of slides doesnt seem to be happening.After > a lot of debugging ive realised an inconsistent output from the > gdk_draw_drawable() api I am using in the GtkCopyBits function. For the > first time when i hit fullscreen there is no problem and the slide is > displayed.However on PgDown or a click the next slide is not painted. > > The code snippet is below. > gdk_draw_drawable(GetDrawable(),pCopyGC,pSrcGraphics->GetDrawable(), > pPosAry->mnSrcX, pPosAry->mnSrcY, > pPosAry->mnDestX, pPosAry->mnDestY,pPosAry->mnSrcWidth, > pPosAry->mnSrcHeight); > > This API documentation says that gives errors like 'badmatch' when there is > a mismatch in the source and dest drawables visuals and colormaps. > I'd guess getting gtk with debug & stepping into it should reveal that - apart from that, you can verify whether it's really the copyBits that fails, by assigning a slide transition to the first slide - if that shows, the method works in principle.
Cheers, -- Thorsten --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
