allow to create a QgsGeometryRubberBand as the alternative band

Author: SebDieBln

src/gui/qgsmaptooledit.cpp

@@ -97,14 +97,19 @@ int QgsMapToolEdit::addTopologicalPoints( const QList<QgsPoint>& geom )
   return 0;
 }
 
-QgsGeometryRubberBand* QgsMapToolEdit::createGeometryRubberBand( QGis::GeometryType geometryType ) const
+QgsGeometryRubberBand* QgsMapToolEdit::createGeometryRubberBand( QGis::GeometryType geometryType, bool alternativeBand ) const
 {
   QSettings settings;
   QgsGeometryRubberBand* rb = new QgsGeometryRubberBand( mCanvas, geometryType );
   QColor color( settings.value( "/qgis/digitizing/line_color_red", 255 ).toInt(),
                 settings.value( "/qgis/digitizing/line_color_green", 0 ).toInt(),
                 settings.value( "/qgis/digitizing/line_color_blue", 0 ).toInt() );
   double myAlpha = settings.value( "/qgis/digitizing/line_color_alpha", 200 ).toInt() / 255.0 ;
+  if ( alternativeBand )
+  {
+    myAlpha = myAlpha * settings.value( "/qgis/digitizing/line_color_alpha_scale", 0.75 ).toDouble();
+    rb->setLineStyle( Qt::DotLine );
+  }
   color.setAlphaF( myAlpha );
   rb->setOutlineColor( color );
   rb->setFillColor( color );

src/gui/qgsmaptooledit.h

@@ -49,7 +49,7 @@ class GUI_EXPORT QgsMapToolEdit: public QgsMapTool
     */
     QgsRubberBand* createRubberBand( QGis::GeometryType geometryType = QGis::Line, bool alternativeBand = false );
 
-    QgsGeometryRubberBand* createGeometryRubberBand( QGis::GeometryType geometryType = QGis::Line ) const;
+    QgsGeometryRubberBand* createGeometryRubberBand( QGis::GeometryType geometryType = QGis::Line , bool alternativeBand = false ) const;
 
     /** Returns the current vector layer of the map canvas or 0*/
     QgsVectorLayer* currentVectorLayer();