Animation Trigger
import java.awt.BorderLayout;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import org.jdesktop.animation.timing.triggers.ActionTrigger;
import org.jdesktop.animation.timing.triggers.FocusTrigger;
import org.jdesktop.animation.timing.triggers.FocusTriggerEvent;
import org.jdesktop.animation.timing.triggers.MouseTrigger;
import org.jdesktop.animation.timing.triggers.MouseTriggerEvent;
import org.jdesktop.animation.timing.triggers.TimingTrigger;
import org.jdesktop.animation.timing.triggers.TimingTriggerEvent;
/*
* Triggers.java
*
* Created on May 3, 2007, 1:24 PM
*
* Copyright (c) 2007, 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.
* * Redistributions 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 the TimingFramework project nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.net.URL;
import javax.imageio.ImageIO;
import javax.swing.JPanel;
import org.jdesktop.animation.timing.Animator;
import org.jdesktop.animation.timing.interpolation.PropertySetter;
/**
*
* @author Chet
*/
public class Triggers extends JComponent {
SpherePanel armed, over, action, focus, timing;
static JButton triggerButton;
/** Creates a new instance of Triggers */
public Triggers() {
setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
action = new SpherePanel("yellow-sphere.png");
focus = new SpherePanel("blue-sphere.png");
armed = new SpherePanel("red-sphere.png");
over = new SpherePanel("green-sphere.png");
timing = new SpherePanel("gray-sphere.png");
add(action);
add(focus);
add(armed);
add(over);
add(timing);
// Add triggers for each sphere, depending on what we want to
// trigger them
ActionTrigger.addTrigger(triggerButton, action.getAnimator());
FocusTrigger.addTrigger(triggerButton,
focus.getAnimator(), FocusTriggerEvent.IN);
MouseTrigger.addTrigger(triggerButton,
armed.getAnimator(), MouseTriggerEvent.PRESS);
MouseTrigger.addTrigger(triggerButton,
over.getAnimator(), MouseTriggerEvent.ENTER);
TimingTrigger.addTrigger(action.getAnimator(),
timing.getAnimator(), TimingTriggerEvent.STOP);
}
private static void createAndShowGUI() {
JFrame f = new JFrame("Triggers");
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setLayout(new BorderLayout());
JPanel buttonPanel = new JPanel();
buttonPanel.setLayout(new BorderLayout());
// Note: "Other Button" exists only to provide another component to
// move focus from/to, in order to show how FocusTrigger works
buttonPanel.add(new JButton("Other Button"), BorderLayout.NORTH);
triggerButton = new JButton("Trigger");
buttonPanel.add(triggerButton, BorderLayout.SOUTH);
f.add(buttonPanel, BorderLayout.NORTH);
f.add(new Triggers(), BorderLayout.CENTER);
f.pack();
f.setVisible(true);
}
public static void main(String args[]) {
Runnable doCreateAndShowGUI = new Runnable() {
public void run() {
createAndShowGUI();
}
};
SwingUtilities.invokeLater(doCreateAndShowGUI);
}
}
/*
* SpherePanel.java
*
* Created on February 19, 2007, 9:09 AM
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
/**
* This class encapsulates both the rendering of a sphere, at a location
* that may be animating, and the animation that drives the sphere
* movement.
*
* @author Chet
*/
class SpherePanel extends JPanel {
BufferedImage sphereImage = null;
private static final int PADDING = 5;
private static final int PANEL_HEIGHT = 300;
private int sphereX = PADDING, sphereY = 0;
Animator bouncer;
/**
* The animation changes the location of the sphere over time through
* this property setter. We force a repaint to display the sphere in
* its new location.
*/
public void setSphereY(int sphereY) {
this.sphereY = sphereY;
repaint();
}
/**
* Load the named image and create the animator that will bounce the
* image down and back up in this panel.
*/
SpherePanel(String filename) {
try {
URL url = getClass().getResource(filename);
sphereImage = ImageIO.read(url);
} catch (Exception e) {
System.out.println("Problem loading image " + filename + ": " + e);
return;
}
setPreferredSize(new Dimension(sphereImage.getWidth() + 2 * PADDING,
PANEL_HEIGHT));
bouncer = PropertySetter.createAnimator(2000, this, "sphereY",
0, (PANEL_HEIGHT - sphereImage.getHeight()), 0);
bouncer.setAcceleration(.5f);
bouncer.setDeceleration(.5f);
}
Animator getAnimator() {
return bouncer;
}
@Override
protected void paintComponent(Graphics g) {
g.setColor(Color.white);
g.fillRect(0, 0, getWidth(), getHeight());
g.drawImage(sphereImage, sphereX, sphereY, null);
}
}
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