PolygonTool fertig

src/Layer/PaintingArea.h

@@ -59,6 +59,10 @@ public:
     void createPlainTool();
     void createLineTool();
 
+    //get Width and Height of active Layer
+    int getWidthActiveLayer();
+    int getHeightActiveLayer();
+
 public slots:
 
     // Events to handle