use digitizing color for label editing rubber band

Author: 3nids

src/app/qgsmaptoollabel.cpp

@@ -86,8 +86,13 @@ void QgsMapToolLabel::createRubberBands()
       const QgsGeometry* geom = f.constGeometry();
       if ( geom )
       {
+        QSettings settings;
+        int r = settings.value( "/qgis/digitizing/line_color_red", 255 ).toInt();
+        int g = settings.value( "/qgis/digitizing/line_color_green", 0 ).toInt();
+        int b = settings.value( "/qgis/digitizing/line_color_blue", 0 ).toInt();
+        int a = settings.value( "/qgis/digitizing/line_color_alpha", 200 ).toInt();
         mFeatureRubberBand = new QgsRubberBand( mCanvas, geom->type() );
-        mFeatureRubberBand->setColor( QColor( 255, 0, 0, 65 ) );
+        mFeatureRubberBand->setColor( QColor( r, g, b, a ) );
         mFeatureRubberBand->setToGeometry( geom, vlayer );
         mFeatureRubberBand->show();
       }