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copy WMS image if there is user transparency

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git-svn-id: http://svn.osgeo.org/qgis/trunk@10267 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
mhugent 2009-03-09 15:40:06 +00:00
parent f882040718
commit 707550aeee
1 changed files with 7 additions and 0 deletions
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7
src/core/raster/qgsrasterlayer.cpp
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@ -1538,6 +1538,8 @@ bool QgsRasterLayer::draw( QgsRenderContext& rendererContext )
if(mTransparencyLevel != 255) //improve performance if layer transparency not altered if(mTransparencyLevel != 255) //improve performance if layer transparency not altered
{ {
QImage* transparentImageCopy = new QImage(*image); //copy image if there is user transparency
image = transparentImageCopy;
int myWidth = image->width(); int myWidth = image->width();
int myHeight = image->height(); int myHeight = image->height();
QRgb myRgb; QRgb myRgb;
@ -1569,6 +1571,11 @@ bool QgsRasterLayer::draw( QgsRenderContext& rendererContext )
), ),
*image ); *image );
if(mTransparencyLevel != 255)
{
delete image;
}
} }
else else
{ {