Omit the layer title item completely if the string is empty

git-svn-id: http://svn.osgeo.org/qgis/trunk@9641 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: mhugent

src/core/composer/qgscomposerlegend.cpp

@@ -97,14 +97,18 @@ QSizeF QgsComposerLegend::paintAndDetermineSize( QPainter* painter )
     currentLayerItem = rootItem->child( i );
     if ( currentLayerItem )
     {
-      currentYCoordinate += mLayerSpace;
-      currentYCoordinate += fontAscentMillimeters( mLayerFont );
-
-      //draw layer Item
-      if ( painter )
-      {
-        drawText( painter, mBoxSpace, currentYCoordinate, currentLayerItem->text(), mLayerFont );
-      }
+      //Let the user omit the layer title item by having an empty layer title string
+      if(!currentLayerItem->text().isEmpty())
+	{
+	  currentYCoordinate += mLayerSpace;
+	  currentYCoordinate += fontAscentMillimeters( mLayerFont );
+
+	  //draw layer Item
+	  if ( painter )
+	    {
+	      drawText( painter, mBoxSpace, currentYCoordinate, currentLayerItem->text(), mLayerFont );
+	    }
+	}
 
       maxXCoord = std::max( maxXCoord, 2 * mBoxSpace + textWidthMillimeters( mLayerFont, currentLayerItem->text() ) );