skip rendering while size is still 1x1

jef · jef · commit 63d3f862e911 · 2011-02-24T07:42:47.000Z
git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@15255 c8812cc2-4d05-0410-92ff-de0c093fc19c
diff --git a/src/gui/qgsmapcanvas.cpp b/src/gui/qgsmapcanvas.cpp
@@ -80,8 +80,8 @@ class QgsMapCanvas::CanvasProperties
 QgsMapCanvas::QgsMapCanvas( QWidget * parent, const char *name )
     : QGraphicsView( parent )
     , mCanvasProperties( new CanvasProperties )
-    , mPainting( false )
     , mNewSize( QSize() )
+    , mPainting( false )
 {
   mScene = new QGraphicsScene();
   setScene( mScene );
diff --git a/src/gui/qgsmapcanvasmap.cpp b/src/gui/qgsmapcanvasmap.cpp
@@ -44,6 +44,7 @@ QRectF QgsMapCanvasMap::boundingRect() const
 
 void QgsMapCanvasMap::resize( QSize size )
 {
+  QgsDebugMsg( QString( "resizing to %1x%2" ).arg( size.width() ).arg( size.height() ) );
   prepareGeometryChange(); // to keep QGraphicsScene indexes up to date on size change
 
   mPixmap = QPixmap( size );

Original file line number	Diff line number	Diff line change
`@@ -44,6 +44,7 @@ QRectF QgsMapCanvasMap::boundingRect() const`
`44`	`44`
`45`	`45`	`void QgsMapCanvasMap::resize( QSize size )`
`46`	`46`	`{`
	`47`	`+ QgsDebugMsg( QString( "resizing to %1x%2" ).arg( size.width() ).arg( size.height() ) );`
`47`	`48`	`prepareGeometryChange(); // to keep QGraphicsScene indexes up to date on size change`
`48`	`49`
`49`	`50`	`mPixmap = QPixmap( size );`