[QGIS Commit] r13047 - trunk/qgis/src/gui
svn_qgis at osgeo.org
svn_qgis at osgeo.org
Thu Mar 11 08:31:59 EST 2010
Author: jef
Date: 2010-03-11 08:31:59 -0500 (Thu, 11 Mar 2010)
New Revision: 13047
Modified:
trunk/qgis/src/gui/qgsmapcanvas.cpp
Log:
fix #2543
Modified: trunk/qgis/src/gui/qgsmapcanvas.cpp
===================================================================
--- trunk/qgis/src/gui/qgsmapcanvas.cpp 2010-03-11 10:58:47 UTC (rev 13046)
+++ trunk/qgis/src/gui/qgsmapcanvas.cpp 2010-03-11 13:31:59 UTC (rev 13047)
@@ -222,20 +222,25 @@
return mMapRenderer->coordinateTransform();
}
-void QgsMapCanvas::setLayerSet( QList<QgsMapCanvasLayer>& layers )
+void QgsMapCanvas::setLayerSet( QList<QgsMapCanvasLayer> &layers )
{
if ( mDrawing )
{
return;
}
- int i;
// create layer set
QStringList layerSet, layerSetOverview;
+ int i;
for ( i = 0; i < layers.size(); i++ )
{
- QgsMapCanvasLayer& lyr = layers[i];
+ QgsMapCanvasLayer &lyr = layers[i];
+ if ( !lyr.layer() )
+ {
+ continue;
+ }
+
if ( lyr.isVisible() )
{
layerSet.push_back( lyr.layer()->getLayerID() );
@@ -248,7 +253,7 @@
QStringList& layerSetOld = mMapRenderer->layerSet();
- bool layerSetChanged = ( layerSetOld != layerSet );
+ bool layerSetChanged = layerSetOld != layerSet;
// update only if needed
if ( layerSetChanged )
@@ -1170,11 +1175,11 @@
QList<QgsMapLayer*> QgsMapCanvas::layers() const
{
QList<QgsMapLayer*> lst;
- foreach ( QString layerID, mMapRenderer->layerSet() )
+ foreach( QString layerID, mMapRenderer->layerSet() )
{
QgsMapLayer* layer = QgsMapLayerRegistry::instance()->mapLayer( layerID );
if ( layer )
- lst.append(layer);
+ lst.append( layer );
}
return lst;
}
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