Initial creation of j3d-examples sources in CVS repository

1 files changed, 100 insertions, 0 deletions

diff --git a/src/TickTockPicking/PickHighlightBehavior.java b/src/TickTockPicking/PickHighlightBehavior.java
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+++ b/src/TickTockPicking/PickHighlightBehavior.java
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+/*
+ * $RCSfile$
+ *
+ * Copyright (c) 2004 Sun Microsystems, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistribution of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistribution in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in
+ *   the documentation and/or other materials provided with the
+ *   distribution.
+ *
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any
+ * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
+ * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
+ * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
+ * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
+ * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
+ * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
+ * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
+ * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
+ * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
+ * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ * You acknowledge that this software is not designed, licensed or
+ * intended for use in the design, construction, operation or
+ * maintenance of any nuclear facility.
+ *
+ * $Revision$
+ * $Date$
+ * $State$
+ */
+
+import javax.media.j3d.*;
+import com.sun.j3d.utils.picking.PickTool;
+import com.sun.j3d.utils.picking.PickResult;
+import com.sun.j3d.utils.picking.behaviors.PickMouseBehavior;
+import java.util.*;
+import java.awt.*;
+import java.awt.Event;
+import java.awt.AWTEvent;
+import java.awt.event.MouseEvent;
+import javax.vecmath.*;
+
+public class PickHighlightBehavior extends PickMouseBehavior {
+  Appearance savedAppearance = null;
+  Shape3D oldShape = null;
+  Appearance highlightAppearance;
+
+  public PickHighlightBehavior(Canvas3D canvas, BranchGroup root,
+			       Bounds bounds) {
+      super(canvas, root, bounds);
+      this.setSchedulingBounds(bounds);
+      root.addChild(this);
+      Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
+      Color3f black = new Color3f(0.0f, 0.0f, 0.0f);
+      Color3f highlightColor = new Color3f(0.0f, 1.0f, 0.0f);
+      Material highlightMaterial = new Material(highlightColor, black,
+						highlightColor, white,
+						80.0f);
+      highlightAppearance = new Appearance();
+      highlightAppearance.setMaterial(new Material(highlightColor, black,
+						   highlightColor, white,
+						   80.0f));
+
+      pickCanvas.setMode(PickTool.BOUNDS);
+  }
+
+    public void updateScene(int xpos, int ypos) {
+	PickResult pickResult = null;
+	Shape3D shape = null;
+
+	pickCanvas.setShapeLocation(xpos, ypos);
+
+	pickResult = pickCanvas.pickClosest();
+	if (pickResult != null) {
+	    shape = (Shape3D) pickResult.getNode(PickResult.SHAPE3D);
+	}
+
+	if (oldShape != null){
+	    oldShape.setAppearance(savedAppearance);
+	}
+	if (shape != null) {
+	    savedAppearance = shape.getAppearance();
+	    oldShape = shape;
+	    shape.setAppearance(highlightAppearance);
+	}
+    }
+}