/*
* @(#)PolyLineLocator.java
*
* Project: JHotdraw - a GUI framework for technical drawings
* http://www.jhotdraw.org
* http://jhotdraw.sourceforge.net
* Copyright: ? by the original author(s) and all contributors
* License: Lesser GNU Public License (LGPL)
* http://www.opensource.org/licenses/lgpl-license.html
*/
package research;
import research.figure.PolyLineFigure;
import java.awt.*;
/**
* A poly line figure consists of a list of points.
* It has an optional line decoration at the start and end.
*
* @see LineDecoration
*
* @version <$CURRENT_VERSION$>
*/
public class PolyLineLocator extends AbstractLocator {
int fIndex;
public PolyLineLocator(int index) {
fIndex = index;
}
public Point locate(Figure owner) {
PolyLineFigure plf = (PolyLineFigure)owner;
// guard against changing PolyLineFigures -> temporary hack
if (fIndex < plf.pointCount()) {
return ((PolyLineFigure)owner).pointAt(fIndex);
}
return new Point(0, 0);
}
}