RectangleTopicDecoration.java

/* ******************************************************************************
 * Copyright (c) 2006-2012 XMind Ltd. and others.
 * 
 * This file is a part of XMind 3. XMind releases 3 and
 * above are dual-licensed under the Eclipse Public License (EPL),
 * which is available at http://www.eclipse.org/legal/epl-v10.html
 * and the GNU Lesser General Public License (LGPL), 
 * which is available at http://www.gnu.org/licenses/lgpl.html
 * See http://www.xmind.net/license.html for details.
 * 
 * Contributors:
 *     XMind Ltd. - initial API and implementation
 *******************************************************************************/
package org.xmind.ui.internal.decorations;

import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.geometry.Rectangle;
import org.xmind.gef.draw2d.graphics.Path;
import org.xmind.ui.decorations.AbstractTopicDecoration;

public class RectangleTopicDecoration extends AbstractTopicDecoration {

    public RectangleTopicDecoration() {
        super();
    }

    public RectangleTopicDecoration(String id) {
        super(id);
    }

    protected void sketch(IFigure figure, Path shape, Rectangle box,
            int purpose) {
        if (purpose == CHECK) {
            int halfLineWidth = getLineWidth() / 2;
            shape.moveTo(box.x - halfLineWidth, box.y - halfLineWidth);
            shape.lineTo(box.x - halfLineWidth, box.bottom() + halfLineWidth);
            shape.lineTo(box.right() + halfLineWidth,
                    box.bottom() + halfLineWidth);
            shape.lineTo(box.right() + halfLineWidth, box.y - halfLineWidth);
        } else {
            shape.moveTo(box.getTopLeft());
            shape.lineTo(box.getBottomLeft());
            shape.lineTo(box.getBottomRight());
            shape.lineTo(box.getTopRight());
        }
        shape.close();
    }

}