IRIX 6.5 Applications 2004 May/SGI IRIX 6.5 Applications 2004 May.iso/dist/java3d.idb/usr/demos/java/j3d/programs/examples/Text2D/Text2DTest.java.z/Text2DTest.java

Java Source | 2003-08-08 | 6.0 KB | 187 lines

/*
 *    @(#)Text2DTest.java 1.11 02/10/21 13:55:56
 *
 * Copyright (c) 1996-2002 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:
 *
 * - Redistributions 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 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.
 *
 * You acknowledge that Software is not designed,licensed or intended
 * for use in the design, construction, operation or maintenance of
 * any nuclear facility.
 */

import java.applet.Applet;
import java.awt.*;
import java.awt.Font;
import java.awt.event.*;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.Text2D;
import com.sun.j3d.utils.universe.*;
import javax.media.j3d.*;
import javax.vecmath.*;

public class Text2DTest extends Applet {

    private SimpleUniverse u = null;

    public BranchGroup createSceneGraph() {
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();

        // Create a Transformgroup to scale all objects so they
        // appear in the scene.
        TransformGroup objScale = new TransformGroup();
        Transform3D t3d = new Transform3D();
        t3d.setScale(0.4);
        objScale.setTransform(t3d);
        objRoot.addChild(objScale);

    // Create the transform group node and initialize it to the
    // identity.  Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at runtime.  Add it to the
    // root of the subgraph.
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);

    BoundingSphere bounds =
        new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);

    TransformGroup textTranslationGroup;
    Transform3D textTranslation;
    float yPos = -.5f;
    Shape3D textObject = new Text2D("Rotating Yellow Text",
                    new Color3f(1f, 1f, 0f),
                    "Serif",
                    60,
                    Font.BOLD);
    Appearance app = textObject.getAppearance();

    PolygonAttributes pa = app.getPolygonAttributes();
    if (pa == null)
        pa = new PolygonAttributes();
    pa.setCullFace(PolygonAttributes.CULL_NONE);
    if (app.getPolygonAttributes() == null)
        app.setPolygonAttributes(pa);
    objTrans.addChild(textObject);


    textTranslation = new Transform3D();
    textTranslation.setTranslation(new Vector3f(0f, yPos, 0f));
    textTranslationGroup = new TransformGroup(textTranslation);
    textTranslationGroup.addChild(objTrans);
    objScale.addChild(textTranslationGroup);
    yPos += .5f;

    /* Blue 40point text*/
    textObject = new Text2D("Blue 40point Text",
                new Color3f(0f, 0f, 1f),
                "Serif",
                40,
                Font.BOLD);
    textTranslation = new Transform3D();
    textTranslation.setTranslation(new Vector3f(0f, yPos, 0f));
    textTranslationGroup = new TransformGroup(textTranslation);
    textTranslationGroup.addChild(textObject);
    objScale.addChild(textTranslationGroup);
    yPos += .5f;

    /* Green italic text*/
    textObject = new Text2D("Green Italic Text",
                new Color3f(0f, 1f, 0f),
                "Serif",
                70,
                Font.ITALIC);
    textTranslation = new Transform3D();
    textTranslation.setTranslation(new Vector3f(0f, yPos, 0f));
    textTranslationGroup = new TransformGroup(textTranslation);
    textTranslationGroup.addChild(textObject);
    objScale.addChild(textTranslationGroup);
    yPos += .5f;


    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into
    // the scene graph.
    Transform3D yAxis = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE,
                    0, 0,
                    4000, 0, 0,
                    0, 0, 0);

    RotationInterpolator rotator =
        new RotationInterpolator(rotationAlpha, objTrans, yAxis,
                     0.0f, (float) Math.PI*2.0f);
    rotator.setSchedulingBounds(bounds);
    objTrans.addChild(rotator);

    return objRoot;
    }

    public Text2DTest() {
    }

    public void init() {
    setLayout(new BorderLayout());
    GraphicsConfiguration config =
           SimpleUniverse.getPreferredConfiguration();

        Canvas3D c = new Canvas3D(config);
    add("Center", c);

    // Create a simple scene and attach it to the virtual universe
    BranchGroup scene = createSceneGraph();
    u = new SimpleUniverse(c);
    MoverBehavior navigator =
       new MoverBehavior(u.getViewingPlatform().getViewPlatformTransform());
    scene.addChild(navigator);

        // Have Java 3D perform optimizations on this scene graph.
        scene.compile();

        // This will move the ViewPlatform back a bit so the
        // objects in the scene can be viewed.
        u.getViewingPlatform().setNominalViewingTransform();

    u.addBranchGraph(scene);
    }

    public void destroy() {
    u.cleanup();
    }

    //
    // The following allows HelloUniverse to be run as an application
    // as well as an applet
    //
    public static void main(String[] args) {
    new MainFrame(new Text2DTest(), 256, 256);
    }
}