Mercurial > projects > dwt-samples
diff snippets/cursor/Snippet92.d @ 119:9a1be6ff19a2
More snippets, thanks to Tom D.
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 20 Jul 2008 15:26:06 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/snippets/cursor/Snippet92.d Sun Jul 20 15:26:06 2008 +0200 @@ -0,0 +1,87 @@ +/******************************************************************************* + * Copyright (c) 2000, 2004 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + * D Port: + * Thomas Demmer <t_demmer AT web DOT de> + *******************************************************************************/ +module cursor.Snippet92; + +/* + * Cursor example snippet: create a cursor from a source and a mask + * + * For a list of all SWT example snippets see + * http://www.eclipse.org/swt/snippets/ + */ +import dwt.DWT; +import dwt.events.PaintEvent; +import dwt.events.PaintListener; +import dwt.graphics.Color; +import dwt.graphics.Cursor; +import dwt.graphics.GC; +import dwt.graphics.Image; +import dwt.graphics.ImageData; +import dwt.graphics.PaletteData; +import dwt.widgets.Display; +import dwt.widgets.Shell; + +import dwt.dwthelper.utils; + + +void main (String [] args) { + Display display = new Display(); + Color white = display.getSystemColor (DWT.COLOR_WHITE); + Color black = display.getSystemColor (DWT.COLOR_BLACK); + + //Create a source ImageData of depth 1 (monochrome) + PaletteData palette = new PaletteData ([white.getRGB(), black.getRGB()]); + ImageData sourceData = new ImageData (20, 20, 1, palette); + for (int i = 0; i < 10; i ++) { + for (int j = 0; j < 20; j++) { + sourceData.setPixel(i, j, 1); + } + } + + //Create a mask ImageData of depth 1 (monochrome) + palette = new PaletteData ([white.getRGB(), black.getRGB()]); + ImageData maskData = new ImageData (20, 20, 1, palette); + for (int i = 0; i < 20; i ++) { + for (int j = 0; j < 10; j++) { + maskData.setPixel(i, j, 1); + } + } + //Create cursor + Cursor cursor = new Cursor(display, sourceData, maskData, 10, 10); + + Shell shell = new Shell(display); + Image source = new Image (display,sourceData); + Image mask = new Image (display, maskData); + //Draw source and mask just to show what they look like + shell.addPaintListener(new class() PaintListener{ + void paintControl(PaintEvent e) { + GC gc = e.gc; + gc.drawString("source: ", 10, 10); + gc.drawImage(source, 0, 0, 20, 20, 60, 10, 20, 20); + gc.drawString("mask: ",10, 40); + gc.drawImage(mask, 0, 0, 20, 20, 60, 40, 20, 20); + } + }); + shell.setSize(150, 150); + shell.open(); + shell.setCursor(cursor); + + while (!shell.isDisposed()) { + if (!display.readAndDispatch()) + display.sleep(); + } + cursor.dispose(); + source.dispose(); + mask.dispose(); + display.dispose(); +} +