/*
* Copyright (c) 2006 Borland Software Corporation
*
* 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:
* Tatiana Fesenko (Borland) - initial API and implementation
*/
package org.eclipse.uml2.diagram.common.draw2d;
import org.eclipse.draw2d.ConnectionAnchor;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.geometry.PrecisionPoint;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.gmf.runtime.draw2d.ui.figures.IOvalAnchorableFigure;
import org.eclipse.gmf.runtime.gef.ui.figures.DefaultSizeNodeFigure;
import org.eclipse.gmf.runtime.gef.ui.figures.SlidableOvalAnchor;
/**
*
* This figure has advantages of both OvalAnchorableFigure(org.eclipse.gmf.runtime.gef.ui.internal.figures.OvalFigure) and DefaultSizeNodeFigure
* Figure is created with a specified default size, links are attached to an oval, not to a rectangles.
*
*/
public class DefaultSizeOvalAnchorableFigure extends DefaultSizeNodeFigure implements IOvalAnchorableFigure {
public DefaultSizeOvalAnchorableFigure(int width, int height) {
super(width, height);
}
@Override
protected void paintFigure(Graphics g) {
super.paintFigure(g);
Rectangle ovalRect = getOvalBounds();
g.fillOval(ovalRect);
g.drawOval(ovalRect);
}
/**
* @return Rectangle that bounds the oval that is to be drawn. This may or
* may not be the same as the bounds of the figure itself.
*/
public Rectangle getOvalBounds() {
Rectangle r = getBounds();
Rectangle ovalRect = new Rectangle(r);
// not using the full bounds of the rectangle to draw
// the oval in as it results in the top and the left
// edge of the oval being chopped off. That is why
// we are indenting by 1
ovalRect.setSize(r.width - 1, r.height - 1);
return ovalRect;
}
@Override
protected ConnectionAnchor createAnchor(PrecisionPoint p) {
if (p == null) {
// If the old terminal for the connection anchor cannot be resolved
// (by SlidableAnchor) a null
// PrecisionPoint will passed in - this is handled here
return createDefaultAnchor();
}
return new SlidableOvalAnchor(this, p);
}
@Override
protected ConnectionAnchor createDefaultAnchor() {
return new SlidableOvalAnchor(this);
}
}