зеркало из https://github.com/mozilla/gecko-dev.git
129 строки
2.8 KiB
Java
129 строки
2.8 KiB
Java
/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is the Grendel mail/news client.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1997
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* Netscape Communications Corporation. All Rights Reserved.
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*
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* Created: Will Scullin <scullin@netscape.com>, 23 Oct 1997.
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*/
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package grendel.widgets;
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import java.awt.Component;
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import java.awt.Dimension;
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import java.awt.Graphics;
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import java.text.MessageFormat;
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import com.sun.java.swing.Icon;
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import com.sun.java.swing.ImageIcon;
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public class Animation extends Component implements Runnable
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{
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Thread fThread;
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Icon fGlyphs[];
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int fCurrent = 0;
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public void run()
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{
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while (true)
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{
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try
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{
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fThread.sleep(100);
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paint(getGraphics());
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fCurrent++;
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fCurrent %= fGlyphs.length;
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if (fCurrent == 0)
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{
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fCurrent = 1;
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}
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}
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catch (InterruptedException e)
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{
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fThread.stop();
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fThread = null;
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}
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}
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}
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public void paint(Graphics g)
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{
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super.paint(g);
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Dimension size = getSize();
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int x = (size.width - fGlyphs[0].getIconWidth()) / 2;
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int y = (size.height - fGlyphs[0].getIconHeight()) / 2;
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fGlyphs[fCurrent].paintIcon(this, g, x, y);
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}
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public Dimension getPreferredSize()
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{
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return new Dimension(fGlyphs[0].getIconWidth(),
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fGlyphs[0].getIconHeight());
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}
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public Dimension getMaximumSize()
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{
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return getPreferredSize();
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}
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public Dimension getMinimumSize()
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{
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return getPreferredSize();
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}
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//
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// IShellAnimation interface impl..
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//
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public Component getComponent()
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{
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return this;
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}
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public void setImageTemplate( String template, int iFrames )
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{
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fGlyphs = new Icon[iFrames];
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for (int i = 0; i < iFrames; i++)
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{
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Integer arg[] = { new Integer(i) };
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String name = MessageFormat.format(template, arg);
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fGlyphs[i] = new ImageIcon(getClass().getResource(name));
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}
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}
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public synchronized void start()
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{
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if (fThread != null) {
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fThread.stop();
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}
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fThread = new Thread(this, "Animation");
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fThread.start();
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}
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public synchronized void stop()
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{
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if (fThread != null) {
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fThread.stop();
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fThread = null;
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}
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fCurrent = 0;
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repaint();
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}
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}
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