Fixed setCacheImage() python binding.

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@14053 c8812cc2-4d05-0410-92ff-de0c093fc19c
qgis · Aug 11, 2010 · 423d4f5 · 423d4f5
1 parent 20d27aa
commit 423d4f5
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/python/core/qgsmaplayer.sip b/python/core/qgsmaplayer.sip
@@ -283,7 +283,7 @@ public:
     QImage *cacheImage();
     /** Set the QImage used for caching render operations 
      * @note This method was added in QGIS 1.4 **/
-    void setCacheImage( QImage * thepImage ); 
+    void setCacheImage( QImage * thepImage /Transfer/ ); 
 
 public slots:
 

diff --git a/src/core/qgsmaplayer.cpp b/src/core/qgsmaplayer.cpp
@@ -843,6 +843,9 @@ void QgsMapLayer::writeCustomProperties( QDomNode & layerNode, QDomDocument & do
 void QgsMapLayer::setCacheImage( QImage * thepImage )
 {
   QgsDebugMsg( "cache Image set!" );
+  if ( mpCacheImage == thepImage )
+    return;
+
   if ( mpCacheImage )
   {
     delete mpCacheImage;