01: /*
02: * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI
03: * for visualizing and manipulating spatial features with geometry and attributes.
04: *
05: * Copyright (C) 2003 Vivid Solutions
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License
09: * as published by the Free Software Foundation; either version 2
10: * of the License, or (at your option) any later version.
11: *
12: * This program is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: * GNU General Public License for more details.
16: *
17: * You should have received a copy of the GNU General Public License
18: * along with this program; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20: *
21: * For more information, contact:
22: *
23: * Vivid Solutions
24: * Suite #1A
25: * 2328 Government Street
26: * Victoria BC V8T 5G5
27: * Canada
28: *
29: * (250)385-6040
30: * www.vividsolutions.com
31: */
32:
33: package com.vividsolutions.jump.workbench.ui;
34:
35: import java.awt.Component;
36: import java.awt.Graphics;
37:
38: import javax.swing.Icon;
39: import javax.swing.JButton;
40:
41: public class GrayableIcon implements Icon {
42:
43: private Icon originalIcon;
44: private Icon grayedIcon;
45: private Icon currentIcon;
46:
47: public GrayableIcon(Icon originalIcon) {
48: this .originalIcon = originalIcon;
49: grayedIcon = new JButton(originalIcon).getDisabledIcon();
50: currentIcon = originalIcon;
51: }
52:
53: public void setGrayed(boolean grayed) {
54: currentIcon = grayed ? grayedIcon : originalIcon;
55: }
56:
57: public boolean isGrayed() {
58: return currentIcon == grayedIcon;
59: }
60:
61: public int getIconHeight() {
62: return currentIcon.getIconHeight();
63: }
64:
65: public int getIconWidth() {
66: return currentIcon.getIconWidth();
67: }
68:
69: public void paintIcon(Component c, Graphics g, int x, int y) {
70: currentIcon.paintIcon(c, g, x, y);
71: }
72:
73: }
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