bundles/org.eclipse.rap.gef.demo/src/org/eclipse/gef/examples/logicdesigner/figures/LabelFeedbackFigure.java

/*******************************************************************************
 * Copyright (c) 2000, 2010 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
 *******************************************************************************/
package org.eclipse.gef.examples.logicdesigner.figures;

import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.geometry.PointList;
import org.eclipse.draw2d.geometry.Rectangle;

public class LabelFeedbackFigure extends BentCornerFigure {

	/**
	 * @see org.eclipse.draw2d.Figure#paintFigure(Graphics)
	 */
	protected void paintFigure(Graphics graphics) {
		Rectangle rect = getBounds().getCopy();

		graphics.setXORMode(true);
		graphics.setForegroundColor(ColorConstants.white());
		graphics.setBackgroundColor(LogicColorConstants.ghostFillColor);

		graphics.translate(getLocation());

		PointList outline = new PointList();

		outline.addPoint(0, 0);
		outline.addPoint(rect.width - getCornerSize(), 0);
		outline.addPoint(rect.width - 1, getCornerSize());
		outline.addPoint(rect.width - 1, rect.height - 1);
		outline.addPoint(0, rect.height - 1);

		graphics.fillPolygon(outline);

		// draw the inner outline
		PointList innerLine = new PointList();

		innerLine.addPoint(rect.width - getCornerSize() - 1, 0);
		innerLine.addPoint(rect.width - getCornerSize() - 1, getCornerSize());
		innerLine.addPoint(rect.width - 1, getCornerSize());
		innerLine.addPoint(rect.width - getCornerSize() - 1, 0);
		innerLine.addPoint(0, 0);
		innerLine.addPoint(0, rect.height - 1);
		innerLine.addPoint(rect.width - 1, rect.height - 1);
		innerLine.addPoint(rect.width - 1, getCornerSize());

		graphics.drawPolygon(innerLine);

		graphics.drawLine(rect.width - getCornerSize() - 1, 0, rect.width - 1,
				getCornerSize());

		graphics.translate(getLocation().getNegated());
	}
}