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Java > Open Source Codes > proguard > gui > splash > CircleSprite


1 /*
2  * ProGuard -- shrinking, optimization, obfuscation, and preverification
3  * of Java bytecode.
4  *
5  * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the Free
9  * Software Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, write to the Free Software Foundation, Inc.,
19  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  */

21 package proguard.gui.splash;
22
23 import java.awt.Graphics JavaDoc;
24
25 /**
26  * This Sprite represents an animated circle. It can optionally be filled.
27  *
28  * @author Eric Lafortune
29  */

30 public class CircleSprite implements Sprite
31 {
32     private boolean filled;
33     private VariableInt x;
34     private VariableInt y;
35     private VariableInt radius;
36
37
38     /**
39      * Creates a new CircleSprite.
40      * @param filled specifies whether the rectangle should be filled.
41      * @param x the variable x-coordinate of the center of the circle.
42      * @param y the variable y-coordinate of the center of the circle.
43      * @param radius the variable radius of the circle.
44      */

45     public CircleSprite(boolean filled,
46                         VariableInt x,
47                         VariableInt y,
48                         VariableInt radius)
49     {
50         this.filled = filled;
51         this.x = x;
52         this.y = y;
53         this.radius = radius;
54     }
55
56
57     // Implementation for Sprite.
58

59     public void paint(Graphics JavaDoc graphics, long time)
60     {
61         int xt = x.getInt(time);
62         int yt = y.getInt(time);
63         int r = radius.getInt(time);
64
65         if (filled)
66         {
67             graphics.fillOval(xt - r, yt - r, 2 * r, 2 * r);
68         }
69         else
70         {
71             graphics.drawOval(xt - r, yt - r, 2 * r, 2 * r);
72         }
73     }
74 }
75
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