Mercurial > projects > dwt2
diff org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet119.d @ 28:69b1fa94a4a8
Added SWT snippets
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 22 Mar 2009 15:17:04 +0100 |
parents | |
children | 536e43f63c81 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet119.d Sun Mar 22 15:17:04 2009 +0100 @@ -0,0 +1,133 @@ +/******************************************************************************* + * 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 org.eclipse.swt.snippets.Snippet119; + +/* + * Cursor example snippet: create a color cursor from a source and a mask + * + * For a list of all SWT example snippets see + * http://www.eclipse.org/swt/snippets/ + * + * @since 3.0 + */ +import org.eclipse.swt.SWT; +import org.eclipse.swt.events.PaintListener; +import org.eclipse.swt.graphics.Color; +import org.eclipse.swt.graphics.Cursor; +import org.eclipse.swt.graphics.GC; +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.graphics.ImageData; +import org.eclipse.swt.graphics.PaletteData; +import org.eclipse.swt.widgets.Display; +import org.eclipse.swt.widgets.Shell; + +import java.lang.all; + + + +static byte[] srcData = [ + cast(byte)0x11, cast(byte)0x11, cast(byte)0x11, cast(byte)0x00, cast(byte)0x00, cast(byte)0x11, cast(byte)0x11, cast(byte)0x11, + cast(byte)0x11, cast(byte)0x10, cast(byte)0x00, cast(byte)0x01, cast(byte)0x10, cast(byte)0x00, cast(byte)0x01, cast(byte)0x11, + cast(byte)0x11, cast(byte)0x00, cast(byte)0x22, cast(byte)0x01, cast(byte)0x10, cast(byte)0x33, cast(byte)0x00, cast(byte)0x11, + cast(byte)0x10, cast(byte)0x02, cast(byte)0x22, cast(byte)0x01, cast(byte)0x10, cast(byte)0x33, cast(byte)0x30, cast(byte)0x01, + cast(byte)0x10, cast(byte)0x22, cast(byte)0x22, cast(byte)0x01, cast(byte)0x10, cast(byte)0x33, cast(byte)0x33, cast(byte)0x01, + cast(byte)0x10, cast(byte)0x22, cast(byte)0x22, cast(byte)0x01, cast(byte)0x10, cast(byte)0x33, cast(byte)0x33, cast(byte)0x01, + cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, + cast(byte)0x01, cast(byte)0x11, cast(byte)0x11, cast(byte)0x01, cast(byte)0x10, cast(byte)0x11, cast(byte)0x11, cast(byte)0x10, + cast(byte)0x01, cast(byte)0x11, cast(byte)0x11, cast(byte)0x01, cast(byte)0x10, cast(byte)0x11, cast(byte)0x11, cast(byte)0x10, + cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, cast(byte)0x00, + cast(byte)0x10, cast(byte)0x44, cast(byte)0x44, cast(byte)0x01, cast(byte)0x10, cast(byte)0x55, cast(byte)0x55, cast(byte)0x01, + cast(byte)0x10, cast(byte)0x44, cast(byte)0x44, cast(byte)0x01, cast(byte)0x10, cast(byte)0x55, cast(byte)0x55, cast(byte)0x01, + cast(byte)0x10, cast(byte)0x04, cast(byte)0x44, cast(byte)0x01, cast(byte)0x10, cast(byte)0x55, cast(byte)0x50, cast(byte)0x01, + cast(byte)0x11, cast(byte)0x00, cast(byte)0x44, cast(byte)0x01, cast(byte)0x10, cast(byte)0x55, cast(byte)0x00, cast(byte)0x11, + cast(byte)0x11, cast(byte)0x10, cast(byte)0x00, cast(byte)0x01, cast(byte)0x10, cast(byte)0x00, cast(byte)0x01, cast(byte)0x11, + cast(byte)0x11, cast(byte)0x11, cast(byte)0x11, cast(byte)0x00, cast(byte)0x00, cast(byte)0x11, cast(byte)0x11, cast(byte)0x11, +]; + +static byte[] mskData = [ + cast(byte)0x03, cast(byte)0xc0, + cast(byte)0x1f, cast(byte)0xf8, + cast(byte)0x3f, cast(byte)0xfc, + cast(byte)0x7f, cast(byte)0xfe, + cast(byte)0x7f, cast(byte)0xfe, + cast(byte)0x7f, cast(byte)0xfe, + cast(byte)0xff, cast(byte)0xff, + cast(byte)0xfe, cast(byte)0x7f, + cast(byte)0xfe, cast(byte)0x7f, + cast(byte)0xff, cast(byte)0xff, + cast(byte)0x7f, cast(byte)0xfe, + cast(byte)0x7f, cast(byte)0xfe, + cast(byte)0x7f, cast(byte)0xfe, + cast(byte)0x3f, cast(byte)0xfc, + cast(byte)0x1f, cast(byte)0xf8, + cast(byte)0x03, cast(byte)0xc0 +]; + +void main (String [] args) { + Display display = new Display(); + Color white = display.getSystemColor (SWT.COLOR_WHITE); + Color black = display.getSystemColor (SWT.COLOR_BLACK); + Color yellow = display.getSystemColor (SWT.COLOR_YELLOW); + Color red = display.getSystemColor (SWT.COLOR_RED); + Color green = display.getSystemColor (SWT.COLOR_GREEN); + Color blue = display.getSystemColor (SWT.COLOR_BLUE); + + //Create a source ImageData of depth 4 + PaletteData palette = new PaletteData ([black.getRGB(), white.getRGB(), yellow.getRGB(), + red.getRGB(), blue.getRGB(), green.getRGB()]); + ImageData sourceData = new ImageData (16, 16, 4, palette, 1, srcData); + + //Create a mask ImageData of depth 1 (monochrome) + palette = new PaletteData ([black.getRGB(), white.getRGB()]); + ImageData maskData = new ImageData (16, 16, 1, palette, 1, mskData); + + //Set mask + sourceData.maskData = maskData.data; + sourceData.maskPad = maskData.scanlinePad; + + //Create cursor + Cursor cursor = new Cursor(display, sourceData, 10, 10); + + //Remove mask to draw them separately just to show what they look like + sourceData.maskData = null; + sourceData.maskPad = -1; + + Shell shell = new Shell(display); + Image source = new Image (display,sourceData); + Image mask = new Image (display, maskData); + shell.addPaintListener(new class() PaintListener{ + public void paintControl(PaintEvent e) { + GC gc = e.gc; + int x = 10, y = 10; + String stringSource = "source: "; + String stringMask = "mask: "; + gc.drawString(stringSource, x, y); + gc.drawString(stringMask, x, y + 30); + x += Math.max(gc.stringExtent(stringSource).x, gc.stringExtent(stringMask).x); + gc.drawImage(source, x, y); + gc.drawImage(mask, x, y + 30); + } + }); + 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(); +}