1 /*
2 * Copyright (c) 1997, 1999, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.awt;
27
28 import java.awt.*;
29 import java.awt.image.*;
30
31 /**
32 * A class to encapsulate a custom image-based cursor.
33 *
34 * @author ThomasBall
35 */
36 public abstract class CustomCursor extends Cursor {
37
38 protected Image image;
39
40 public CustomCursor(Image cursor, Point hotSpot, String name)
41 throws IndexOutOfBoundsException {
42 super(name);
43 image = cursor;
44 Toolkit toolkit = Toolkit.getDefaultToolkit();
45
46 // Make sure image is fully loaded.
47 Component c = new Canvas(); // for its imageUpdate method
48 MediaTracker tracker = new MediaTracker(c);
49 tracker.addImage(cursor, 0);
50 try {
51 tracker.waitForAll();
52 } catch (InterruptedException e) {
53 }
54 int width = cursor.getWidth(c);
55 int height = cursor.getHeight(c);
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1 /*
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.awt;
27
28 import java.awt.*;
29 import java.awt.image.*;
30
31 /**
32 * A class to encapsulate a custom image-based cursor.
33 *
34 * @author ThomasBall
35 */
36 @SuppressWarnings("serial") // JDK-implementation class
37 public abstract class CustomCursor extends Cursor {
38
39 protected Image image;
40
41 public CustomCursor(Image cursor, Point hotSpot, String name)
42 throws IndexOutOfBoundsException {
43 super(name);
44 image = cursor;
45 Toolkit toolkit = Toolkit.getDefaultToolkit();
46
47 // Make sure image is fully loaded.
48 Component c = new Canvas(); // for its imageUpdate method
49 MediaTracker tracker = new MediaTracker(c);
50 tracker.addImage(cursor, 0);
51 try {
52 tracker.waitForAll();
53 } catch (InterruptedException e) {
54 }
55 int width = cursor.getWidth(c);
56 int height = cursor.getHeight(c);
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