/*
* @(#)PrintFromButton.java 1.12 02/10/21 13:46:53
*
* 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
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* 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
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import com.sun.j3d.utils.geometry.ColorCube;
import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.BufferedImage;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.universe.*;
import javax.media.j3d.*;
import javax.vecmath.*;
/**
* PrintFromButton tests renderOffScreenBuffer from a button
*/
public class PrintFromButton extends Applet implements ActionListener {
OffScreenCanvas3D c;
private SimpleUniverse u = null;
public BranchGroup createSceneGraph(Raster drawRaster)
{
// Create the root of the branch graph
BranchGroup objRoot = new BranchGroup();
// spin object has composited transformation matrix
Transform3D spin = new Transform3D();
Transform3D tempspin = new Transform3D();
spin.rotX(Math.PI/4.0d);
tempspin.rotY(Math.PI/5.0d);
spin.mul(tempspin);
spin.setScale(0.7);
spin.setTranslation(new Vector3d(-0.4, 0.3, 0.0));
TransformGroup objTrans = new TransformGroup(spin);
objRoot.addChild(objTrans);
// Create a simple shape leaf node, add it to the scene graph.
// ColorCube is a Convenience Utility class
objTrans.addChild(new ColorCube(0.4));
//Create a raster obj
Shape3D shape = new Shape3D(drawRaster);
objRoot.addChild(shape);
// Let Java 3D perform optimizations on this scene graph.
objRoot.compile();
return objRoot;
}
public PrintFromButton ()
{
}
public void init() {
setLayout(new BorderLayout());
GraphicsConfiguration config =
SimpleUniverse.getPreferredConfiguration();
BufferedImage bImage = new BufferedImage(200, 200 ,
BufferedImage.TYPE_INT_ARGB);
ImageComponent2D buffer =
new ImageComponent2D(ImageComponent.FORMAT_RGBA, bImage);
buffer.setCapability(ImageComponent2D.ALLOW_IMAGE_READ);
Raster drawRaster = new Raster(new Point3f(0.0f, 0.0f, 0.0f),
Raster.RASTER_COLOR,
0, 0, 200, 200, buffer, null);
drawRaster.setCapability(Raster.ALLOW_IMAGE_WRITE);
// create the main scene graph
BranchGroup scene = createSceneGraph(drawRaster);
// create the on-screen canvas
Canvas3D d = new Canvas3D(config, false);
add("Center", d);
// create a simple universe
u = new SimpleUniverse(d);
// This will move the ViewPlatform back a bit so the
// objects in the scene can be viewed.
u.getViewingPlatform().setNominalViewingTransform();
// create an off Screen Buffer
c = new OffScreenCanvas3D(config, true, drawRaster);
// set the offscreen to match the onscreen
Screen3D sOn = d.getScreen3D();
Screen3D sOff = c.getScreen3D();
sOff.setSize(sOn.getSize());
sOff.setPhysicalScreenWidth(sOn.getPhysicalScreenWidth());
sOff.setPhysicalScreenHeight(sOn.getPhysicalScreenHeight());
// attach the same view to the offscreen canvas
u.getViewer().getView().addCanvas3D(c);
// create the gui
Button b = new Button ("Print");
b.addActionListener(this);
Panel p = new Panel();
p.add(b);
add("North", p);
u.addBranchGraph(scene);
}
public void destroy() {
u.cleanup();
}
public void actionPerformed(ActionEvent e)
{
// perform the print action
c.print(false);
}
public static void main(String argv[])
{
new MainFrame(new PrintFromButton(), 500, 500);
}
}