Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / g2d / nodes / ClippingNode.java

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/ClippingNode.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/ClippingNode.java
new file mode 100644 (file)
index 0000000..a58e402
--- /dev/null
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/nodes/ClippingNode.java
@@ -0,0 +1,61 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.scenegraph.g2d.nodes;\r
+\r
+import java.awt.Graphics2D;\r
+import java.awt.Shape;\r
+import java.awt.geom.Rectangle2D;\r
+\r
+import org.simantics.scenegraph.g2d.G2DParentNode;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class ClippingNode extends G2DParentNode {\r
+\r
+    private static final long serialVersionUID = -1064240485806430485L;\r
+\r
+    protected Shape clipShape;\r
+\r
+    @SyncField({"clipShape"})\r
+    public void setClip(Shape shape) {\r
+        this.clipShape = shape;\r
+    }\r
+\r
+    public Shape getClip() {\r
+        return clipShape;\r
+    }\r
+\r
+    @Override\r
+    public void render(Graphics2D g2d) {\r
+        Shape prevClip = g2d.getClip();\r
+        try {\r
+            g2d.setClip(clipShape);\r
+            super.render(g2d);\r
+        } finally {\r
+            g2d.setClip(prevClip);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public String toString() {\r
+        return super.toString() + "[clip shape=" + clipShape + "]";\r
+    }\r
+\r
+    @Override\r
+    public Rectangle2D getBoundsInLocal() {\r
+        if (clipShape == null)\r
+            return null;\r
+       return clipShape.getBounds2D();\r
+    }\r
+\r
+}
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