MyCursor.java revision 8729:0242fce0f717 
1/*
2 * Copyright (c) 2009, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24import java.awt.BasicStroke;
25import java.awt.Color;
26import java.awt.Graphics;
27import java.awt.Graphics2D;
28import java.awt.Toolkit;
29import java.awt.Point;
30
31/**
32 * An interface provides a set of custom cursors
33 */
34
35public interface MyCursor {
36    public static final java.awt.Cursor NO_DROP = Toolkit.getDefaultToolkit().createCustomCursor(
37        new ImageGenerator(32, 32, new Color(0xff, 0xff, 0xff, 0x00) ) {
38                @Override public void paint(Graphics gr) {
39                    gr.setColor(Color.GREEN);
40                    ((Graphics2D)gr).setStroke(new BasicStroke(3));
41
42                    gr.translate(width/2, height/2);
43                    int R = width/4;
44                    gr.drawOval(-R, -R, 2*R, 2*R);
45                    gr.drawLine(-R, R, R, -R);
46                }
47            }.getImage(),
48            new Point(0, 0),
49            "My NoDrop Cursor"
50    );
51    public static final java.awt.Cursor MOVE = Toolkit.getDefaultToolkit().createCustomCursor(
52        new ImageGenerator(32, 32, new Color(0xff, 0xff, 0xff, 0x00) ) {
53                @Override public void paint(Graphics gr) {
54                    gr.setColor(Color.GREEN);
55                    ((Graphics2D)gr).setStroke(new BasicStroke(3));
56
57                    gr.drawLine(0, 0, width, height);
58                    gr.drawLine(0, 0, width/2, 0);
59                    gr.drawLine(0, 0, 0, height/2);
60                }
61            }.getImage(),
62            new Point(0, 0),
63            "My Move Cursor"
64    );
65    public static final java.awt.Cursor COPY = Toolkit.getDefaultToolkit().createCustomCursor(
66        new ImageGenerator(32, 32, new Color(0xff, 0xff, 0xff, 0x00) ) {
67                @Override public void paint(Graphics gr) {
68                    gr.setColor(Color.GREEN);
69                    ((Graphics2D)gr).setStroke(new BasicStroke(3));
70                    //arrow
71                    gr.drawLine(0, 0, width/2, height/2);
72                    gr.drawLine(0, 0, width/2, 0);
73                    gr.drawLine(0, 0, 0, height/2);
74                    //plus
75                    gr.drawRect(width/2 - 1, height/2 -1, width/2 - 1, height/2 - 1);
76                    gr.drawLine(width*3/4 - 1, height/2 - 1, width*3/4 - 1, height);
77                    gr.drawLine(width/2 - 1, height*3/4 - 1, width, height*3/4 - 1);
78                 }
79            }.getImage(),
80            new Point(0, 0),
81            "My Copy Cursor"
82    );
83}
84
85