01: /*
02: * ProGuard -- shrinking, optimization, obfuscation, and preverification
03: * of Java bytecode.
04: *
05: * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
06: *
07: * This program is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU General Public License as published by the Free
09: * 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.*;
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: private final boolean filled;
32: private final VariableInt x;
33: private final VariableInt y;
34: private final VariableInt radius;
35:
36: /**
37: * Creates a new CircleSprite.
38: * @param filled specifies whether the rectangle should be filled.
39: * @param x the variable x-coordinate of the center of the circle.
40: * @param y the variable y-coordinate of the center of the circle.
41: * @param radius the variable radius of the circle.
42: */
43: public CircleSprite(boolean filled, VariableInt x, VariableInt y,
44: VariableInt radius) {
45: this .filled = filled;
46: this .x = x;
47: this .y = y;
48: this .radius = radius;
49: }
50:
51: // Implementation for Sprite.
52:
53: public void paint(Graphics graphics, long time) {
54: int xt = x.getInt(time);
55: int yt = y.getInt(time);
56: int r = radius.getInt(time);
57:
58: if (filled) {
59: graphics.fillOval(xt - r, yt - r, 2 * r, 2 * r);
60: } else {
61: graphics.drawOval(xt - r, yt - r, 2 * r, 2 * r);
62: }
63: }
64: }
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