Hide custom snap lines before printing composition

qgis · Mar 22, 2013 · 66e98a1 · 66e98a1
1 parent 9aa865e
commit 66e98a1
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diff --git a/src/core/composer/qgscomposition.cpp b/src/core/composer/qgscomposition.cpp
@@ -1076,6 +1076,22 @@ void QgsComposition::removeSnapLine( QGraphicsLineItem* line )
   delete line;
 }
 
+void QgsComposition::setSnapLinesVisible( bool visible )
+{
+  QList< QGraphicsLineItem* >::iterator it = mSnapLines.begin();
+  for ( ; it != mSnapLines.end(); ++it )
+  {
+    if ( visible )
+    {
+      ( *it )->show();
+    }
+    else
+    {
+      ( *it )->hide();
+    }
+  }
+}
+
 QGraphicsLineItem* QgsComposition::nearestSnapLine( bool horizontal, double x, double y, double tolerance,
     QList< QPair< QgsComposerItem*, QgsComposerItem::ItemPositionMode> >& snappedItems )
 {
@@ -1802,7 +1818,9 @@ void QgsComposition::renderPage( QPainter* p, int page )
   QgsComposition::PlotStyle savedPlotStyle = mPlotStyle;
   mPlotStyle = QgsComposition::Print;
 
+  setSnapLinesVisible( false );
   render( p, QRectF( 0, 0, paintDevice->width(), paintDevice->height() ), paperRect );
+  setSnapLinesVisible( true );
 
   mPlotStyle = savedPlotStyle;
 }

diff --git a/src/core/composer/qgscomposition.h b/src/core/composer/qgscomposition.h
@@ -268,6 +268,8 @@ class CORE_EXPORT QgsComposition: public QGraphicsScene
     void removeSnapLine( QGraphicsLineItem* line );
     /**Get nearest snap line*/
     QGraphicsLineItem* nearestSnapLine( bool horizontal, double x, double y, double tolerance, QList< QPair< QgsComposerItem*, QgsComposerItem::ItemPositionMode > >& snappedItems );
+    /**Hides / shows custom snap lines*/
+    void setSnapLinesVisible( bool visible );
 
     /**Allocates new item command and saves initial state in it
       @param item target item