Fix avoid crash when measuring empty geometry

qgis · Jun 6, 2016 · 1e8abb1 · 1e8abb1
1 parent ebdccf3
commit 1e8abb1
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/core/qgsdistancearea.cpp b/src/core/qgsdistancearea.cpp
@@ -889,6 +889,11 @@ void QgsDistanceArea::computeAreaInit()
 
 double QgsDistanceArea::computePolygonArea( const QList<QgsPoint>& points ) const
 {
+  if ( points.isEmpty() )
+  {
+    return 0;
+  }
+
   double x1, y1, x2, y2, dx, dy;
   double Qbar1, Qbar2;
   double area;