vcl/win/source/gdi/salgdi.cxx | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-)
New commits: commit 9957d5854dcc65db37f0631c19e3421df1311089 Author: Armin Le Grand <[email protected]> Date: Thu Jan 30 21:34:57 2014 +0000 i12355 Corrected case that in WinSalGraphics::setClipRegion an empty Polygon is handed over diff --git a/vcl/win/source/gdi/salgdi.cxx b/vcl/win/source/gdi/salgdi.cxx index 0040c6d..276dfca 100644 --- a/vcl/win/source/gdi/salgdi.cxx +++ b/vcl/win/source/gdi/salgdi.cxx @@ -1017,13 +1017,19 @@ bool WinSalGraphics::setClipRegion( const Region& i_rClip ) } // create clip region from ClipRgnData - if ( mpClipRgnData->rdh.nCount == 1 ) + if(0 == mpClipRgnData->rdh.nCount) + { + // #123585# region is empty; this may happen when e.g. a PolyPolygon is given + // that contains no polygons or only empty ones (no width/height). This is + // perfectly fine and we are done, except setting it (see end of method) + } + else if(1 == mpClipRgnData->rdh.nCount) { RECT* pRect = &(mpClipRgnData->rdh.rcBound); mhRegion = CreateRectRgn( pRect->left, pRect->top, pRect->right, pRect->bottom ); } - else if( mpClipRgnData->rdh.nCount > 1 ) + else if(mpClipRgnData->rdh.nCount > 1) { ULONG nSize = mpClipRgnData->rdh.nRgnSize+sizeof(RGNDATAHEADER); mhRegion = ExtCreateRegion( NULL, nSize, mpClipRgnData ); @@ -1063,8 +1069,14 @@ bool WinSalGraphics::setClipRegion( const Region& i_rClip ) // //bool bBla = true; } + else + { + // #123585# See above, this is a valid case, execute it + SelectClipRgn( getHDC(), 0 ); + } - return mhRegion != 0; + // #123585# retval no longer dependent of mhRegion, see TaskId comments above + return true; } // ----------------------------------------------------------------------- _______________________________________________ Libreoffice-commits mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/libreoffice-commits
