diamondpolygondecoration.java

来自「mywork是rcp开发的很好的例子」· Java 代码 · 共 29 行

/**
 * 
 */
package net.sf.freenote.figure;

import net.sf.util.TousleUtil;

import org.eclipse.draw2d.PolygonDecoration;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.PointList;
import org.eclipse.draw2d.geometry.Transform;
/**
 * 菱形端点
 * @author levin
 * @since 2008-2-23 上午11:40:29
 */
class DiamondPolygonDecoration extends PolygonDecoration{
	@Override
	public PointList getPoints() {
		PointList t = new PointList();
		Transform trans=(Transform) TousleUtil.getPrivateProperty(this,"transform", PolygonDecoration.class);
		trans.setScale(3,2);
		t.addPoint(trans.getTransformed(new Point(0,0)));
		t.addPoint(trans.getTransformed(new Point(-2,2)));
		t.addPoint(trans.getTransformed(new Point(-4,0)));
		t.addPoint(trans.getTransformed(new Point(-2,-2)));
		return t;
	}
}