/* * @(#)MouseBehaviorApp.java 1.0 99/03/25 11:42:40 * * Copyright (c) 1996-1999 Sun Microsystems, Inc. All Rights Reserved. * * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use, * modify and redistribute this software in source and binary code form, * provided that i) this copyright notice and license appear on all copies of * the software; and ii) Licensee does not utilize the software in a manner * which is disparaging to Sun. * * 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 AND ITS LICENSORS SHALL NOT BE * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING * OR DISTRIBUTING THE 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 SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. * * This software is not designed or intended for use in on-line control of * aircraft, air traffic, aircraft navigation or aircraft communications; or in * the design, construction, operation or maintenance of any nuclear * facility. Licensee represents and warrants that it will not use or * redistribute the Software for such purposes. */ import java.applet.Applet; import java.awt.BorderLayout; import java.awt.Frame; import com.sun.j3d.utils.applet.MainFrame; import com.sun.j3d.utils.geometry.ColorCube; import com.sun.j3d.utils.universe.*; import com.sun.j3d.utils.behaviors.mouse.*; import javax.media.j3d.*; import javax.vecmath.*; import java.awt.event.*; import java.util.Enumeration; // MouseBehaviorApp renders a single, interactively rotatable, // traslatable, and zoomable ColorCube object. public class MouseBehaviorApp extends Applet { public BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); TransformGroup objTransform = new TransformGroup(); objTransform.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTransform.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); objRoot.addChild(objTransform); objTransform.addChild(new ColorCube(0.4)); objRoot.addChild(new Axis()); MouseRotate myMouseRotate = new MouseRotate(); myMouseRotate.setTransformGroup(objTransform); myMouseRotate.setSchedulingBounds(new BoundingSphere()); objRoot.addChild(myMouseRotate); MouseTranslate myMouseTranslate = new MouseTranslate(); myMouseTranslate.setTransformGroup(objTransform); myMouseTranslate.setSchedulingBounds(new BoundingSphere()); objRoot.addChild(myMouseTranslate); MouseZoom myMouseZoom = new MouseZoom(); myMouseZoom.setTransformGroup(objTransform); myMouseZoom.setSchedulingBounds(new BoundingSphere()); objRoot.addChild(myMouseZoom); // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; } // end of CreateSceneGraph method of MouseBehaviorApp // Create a simple scene and attach it to the virtual universe public MouseBehaviorApp() { setLayout(new BorderLayout()); Canvas3D canvas3D = new Canvas3D(null); add("Center", canvas3D); BranchGroup scene = createSceneGraph(); // SimpleUniverse is a Convenience Utility class SimpleUniverse simpleU = new SimpleUniverse(canvas3D); // This will move the ViewPlatform back a bit so the // objects in the scene can be viewed. simpleU.getViewingPlatform().setNominalViewingTransform(); simpleU.addBranchGraph(scene); } // end of MouseBehaviorApp (constructor) // The following allows this to be run as an application // as well as an applet public static void main(String[] args) { System.out.print("MouseBehaviorApp.java \n- a demonstration of using the mouse "); System.out.println("behavior utility classes to provide interaction in a Java 3D scene."); System.out.println("Hold the mouse button while moving the mouse to make the cube move."); System.out.println(" left mouse button - rotate cube"); System.out.println(" right mouse button - translate cube"); System.out.println(" Alt+left mouse button - zoom cube"); System.out.println("This is a simple example progam from The Java 3D API Tutorial."); System.out.println("The Java 3D Tutorial is available on the web at:"); System.out.println("http://java.sun.com/products/java-media/3D/collateral"); Frame frame = new MainFrame(new MouseBehaviorApp(), 256, 256); } // end of main (method of MouseBehaviorApp) } // end of class MouseBehaviorApp