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comparison snippets/cursor/Snippet92.d @ 119:9a1be6ff19a2

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More snippets, thanks to Tom D.
author Frank Benoit <benoit@tionex.de>
date Sun, 20 Jul 2008 15:26:06 +0200
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118:7b1c122b4128 119:9a1be6ff19a2
1 /*******************************************************************************
2 * Copyright (c) 2000, 2004 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * D Port:
11 * Thomas Demmer <t_demmer AT web DOT de>
12 *******************************************************************************/
13 module cursor.Snippet92;
14
15 /*
16 * Cursor example snippet: create a cursor from a source and a mask
17 *
18 * For a list of all SWT example snippets see
19 * http://www.eclipse.org/swt/snippets/
20 */
21 import dwt.DWT;
22 import dwt.events.PaintEvent;
23 import dwt.events.PaintListener;
24 import dwt.graphics.Color;
25 import dwt.graphics.Cursor;
26 import dwt.graphics.GC;
27 import dwt.graphics.Image;
28 import dwt.graphics.ImageData;
29 import dwt.graphics.PaletteData;
30 import dwt.widgets.Display;
31 import dwt.widgets.Shell;
32
33 import dwt.dwthelper.utils;
34
35
36 void main (String [] args) {
37 Display display = new Display();
38 Color white = display.getSystemColor (DWT.COLOR_WHITE);
39 Color black = display.getSystemColor (DWT.COLOR_BLACK);
40
41 //Create a source ImageData of depth 1 (monochrome)
42 PaletteData palette = new PaletteData ([white.getRGB(), black.getRGB()]);
43 ImageData sourceData = new ImageData (20, 20, 1, palette);
44 for (int i = 0; i < 10; i ++) {
45 for (int j = 0; j < 20; j++) {
46 sourceData.setPixel(i, j, 1);
47 }
48 }
49
50 //Create a mask ImageData of depth 1 (monochrome)
51 palette = new PaletteData ([white.getRGB(), black.getRGB()]);
52 ImageData maskData = new ImageData (20, 20, 1, palette);
53 for (int i = 0; i < 20; i ++) {
54 for (int j = 0; j < 10; j++) {
55 maskData.setPixel(i, j, 1);
56 }
57 }
58 //Create cursor
59 Cursor cursor = new Cursor(display, sourceData, maskData, 10, 10);
60
61 Shell shell = new Shell(display);
62 Image source = new Image (display,sourceData);
63 Image mask = new Image (display, maskData);
64 //Draw source and mask just to show what they look like
65 shell.addPaintListener(new class() PaintListener{
66 void paintControl(PaintEvent e) {
67 GC gc = e.gc;
68 gc.drawString("source: ", 10, 10);
69 gc.drawImage(source, 0, 0, 20, 20, 60, 10, 20, 20);
70 gc.drawString("mask: ",10, 40);
71 gc.drawImage(mask, 0, 0, 20, 20, 60, 40, 20, 20);
72 }
73 });
74 shell.setSize(150, 150);
75 shell.open();
76 shell.setCursor(cursor);
77
78 while (!shell.isDisposed()) {
79 if (!display.readAndDispatch())
80 display.sleep();
81 }
82 cursor.dispose();
83 source.dispose();
84 mask.dispose();
85 display.dispose();
86 }
87