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import org.eclipse.swt.SWT;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.events.PaintListener;
import org.eclipse.swt.graphics.Color;
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.graphics.RGB;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
public class ImageDataFromPaletteData {
public static void main(String[] args) {
Display display = new Display();
Color white = display.getSystemColor(SWT.COLOR_WHITE);
Color black = display.getSystemColor(SWT.COLOR_BLACK);
// Create a source ImageData of depth 1 (monochrome)
PaletteData palette = new PaletteData(new RGB[] { 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);
}
}
Shell shell = new Shell(display);
final Image source = new Image(display, sourceData);
shell.addPaintListener(new PaintListener() {
public void paintControl(PaintEvent e) {
e.gc.drawImage(source, 0, 0, 20, 20, 60, 10, 20, 20);
}
});
shell.setSize(150, 150);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
source.dispose();
display.dispose();
}
}
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