1 /*

     2  * CDDL HEADER START

     3  *

     4  * The contents of this file are subject to the terms of the

     5  * Common Development and Distribution License (the "License").

     6  * You may not use this file except in compliance with the License.

     7  *

     8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

     9  * or http://www.opensolaris.org/os/licensing.

    10  * See the License for the specific language governing permissions

    11  * and limitations under the License.

    12  *

    13  * When distributing Covered Code, include this CDDL HEADER in each

    14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

    15  * If applicable, add the following below this CDDL HEADER, with the

    16  * fields enclosed by brackets "[]" replaced with your own identifying

    17  * information: Portions Copyright [yyyy] [name of copyright owner]

    18  *

    19  * CDDL HEADER END

    20  */

    21 

    22 /*

    23  * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.

    24  */

    25 

    26 package com.oracle.solaris.vp.util.swing;

    27 

    28 import java.awt.CardLayout;

    29 import java.awt.image.BufferedImage;

    30 import java.util.*;

    31 import javax.swing.*;

    32 import javax.swing.event.*;

    33 

    34 public class AnimationPanel extends JPanel implements ChangeListener {

    35     //

    36     // Static data

    37     //

    38 

    39     private static final String CARD_COMPONENT = "comp";

    40 

    41     //

    42     // Instance data

    43     //

    44 

    45     private JComponent comp;

    46     private ComponentAnimation current;

    47     private Map<String, ComponentAnimation> map =

    48 	new HashMap<String, ComponentAnimation>();

    49     private boolean running;

    50 

    51     //

    52     // Constructors

    53     //

    54 

    55     public AnimationPanel(JComponent comp) {

    56 	this.comp = comp;

    57 	setLayout(new CardLayout());

    58 	add(comp, CARD_COMPONENT);

    59     }

    60 

    61     //

    62     // ChangeListener methods

    63     //

    64 

    65     @Override

    66     public void stateChanged(ChangeEvent e) {

    67 	if (e.getSource() == current) {

    68 	    animationStopped();

    69 	}

    70     }

    71 

    72     //

    73     // AnimationPanel methods

    74     //

    75 

    76     public void addAnimation(ComponentAnimation anim) {

    77 	String id = anim.getId();

    78 	if (!map.containsKey(id)) {

    79 	    map.put(id, anim);

    80 	    add(anim.getComponent(), id);

    81 	    anim.addChangeListener(this);

    82 	}

    83     }

    84 

    85     public void init(String id) {

    86 	ComponentAnimation anim = map.get(id);

    87 	BufferedImage before = GraphicsUtil.paintToImage(comp);

    88 	anim.init(before);

    89 	((CardLayout)getLayout()).show(this, id);

    90 	current = anim;

    91 	running = true;

    92     }

    93 

    94     public boolean isRunning() {

    95 	return running;

    96     }

    97 

    98     public void removeAnimation(ComponentAnimation anim) {

    99 	String id = anim.getId();

   100 	if (map.containsKey(id)) {

   101 	    map.remove(id);

   102 	    remove(anim.getComponent());

   103 	    anim.removeChangeListener(this);

   104 	}

   105     }

   106 

   107     public void start() {

   108 	BufferedImage after = GraphicsUtil.paintToImage(comp);

   109 	current.start(after);

   110     }

   111 

   112     public void stop() {

   113 	if (isRunning()) {

   114 	    current.stop();

   115 	    animationStopped();

   116 	}

   117     }

   118 

   119     //

   120     // Private methods

   121     //

   122 

   123     private void animationStopped() {

   124 	((CardLayout)getLayout()).show(this, CARD_COMPONENT);

   125 	running = false;

   126     }

   127 }