KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > RoundHrefButtonArea


1 /*
2  * @(#)RoundHrefButtonArea.java 1.15 06/02/22
3  *
4  * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are met:
8  *
9  * -Redistribution of source code must retain the above copyright notice, this
10  * list of conditions and the following disclaimer.
11  *
12  * -Redistribution in binary form must reproduce the above copyright notice,
13  * this list of conditions and the following disclaimer in the documentation
14  * and/or other materials provided with the distribution.
15  *
16  * Neither the name of Sun Microsystems, Inc. or the names of contributors may
17  * be used to endorse or promote products derived from this software without
18  * specific prior written permission.
19  *
20  * This software is provided "AS IS," without a warranty of any kind. ALL
21  * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
22  * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
23  * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN")
24  * AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE
25  * AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
26  * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST
27  * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
28  * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
29  * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE,
30  * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
31  *
32  * You acknowledge that this software is not designed, licensed or intended
33  * for use in the design, construction, operation or maintenance of any
34  * nuclear facility.
35  */

36
37 /*
38  * @(#)RoundHrefButtonArea.java 1.15 06/02/22
39  */

40
41 /**
42  * An improved, round, "Fetch a URL" ImageArea class.
43  * This class extends the HrefButtonArea Class to make the 3D button
44  * a rounded ellipse. All of the same feedback and operational
45  * charactistics as the HrefButtonArea apply.
46  *
47  * @author Jim Graham
48  * @version 1.15, 02/22/06
49  */

50 class RoundHrefButtonArea extends HrefButtonArea {
51     /**
52      * The filter used to create the 3D look for the button when it is up.
53      */

54     RoundButtonFilter roundfilter;
55
56     /**
57      * Test if the coordinate is inside the round region. Use the test
58      * provided by the filter that creates the 3D look for consistency.
59      */

60     public boolean inside(int x, int y) {
61     return roundfilter.inside(x - X, y - Y);
62     }
63
64     /**
65      * Construct the 3D look images that this area uses to draw the button.
66      */

67     public void makeImages() {
68     roundfilter = new RoundButtonFilter(false, parent.hlpercent,
69                         border, W, H);
70     upImage = parent.getHighlight(X, Y, W, H, roundfilter);
71     downImage = parent.getHighlight(X, Y, W, H,
72                     new RoundButtonFilter(true,
73                                   parent.hlpercent,
74                                   border, W, H));
75     }
76 }
77
Popular Tags