Fixed two selection/picking related bugs

[simantics/district.git] / org.simantics.district.network.ui / src / org / simantics / district / network / ui / nodes / DistrictSelectionNode.java

diff --git a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictSelectionNode.java b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictSelectionNode.java
new file mode 100644 (file)
index 0000000..80154dc
--- /dev/null
+++ b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictSelectionNode.java
@@ -0,0 +1,25 @@
+package org.simantics.district.network.ui.nodes;
+
+import java.awt.geom.Rectangle2D;
+
+import org.simantics.scenegraph.g2d.G2DParentNode;
+import org.simantics.scenegraph.utils.GeometryUtils;
+
+/**
+ * Customized selection parent node that returns undefined bounds instead of
+ * <code>null</code> bounds to allow parent G2DNode to ignore these selection
+ * nodes that since they do not have any children in the District scene graph
+ * case.
+ * 
+ * @author Tuukka Lehtonen
+ */
+public class DistrictSelectionNode extends G2DParentNode {
+
+    private static final long serialVersionUID = -6030674263538134789L;
+
+    @Override
+    public Rectangle2D getBoundsInLocal() {
+        return GeometryUtils.undefinedRectangle();
+    }
+
+}