| /****************************************************************************** |
| * Copyright (c) 2004 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.gmf.runtime.gef.ui.internal.figures; |
| |
| import org.eclipse.draw2d.Graphics; |
| import org.eclipse.draw2d.geometry.Dimension; |
| import org.eclipse.draw2d.geometry.Point; |
| import org.eclipse.draw2d.geometry.PointList; |
| |
| import org.eclipse.gmf.runtime.draw2d.ui.figures.IPolygonAnchorableFigure; |
| import org.eclipse.gmf.runtime.gef.ui.figures.DefaultSizeNodeFigure; |
| |
| |
| /** |
| * Provides support for Convex Pentagon figure (Send Signal Action for Activity diagram) |
| * |
| * @author oboyko |
| * @canBeSeenBy org.eclipse.gmf.runtime.gef.ui.* |
| */ |
| public class ConvexPentagonNodeFigure |
| extends DefaultSizeNodeFigure implements IPolygonAnchorableFigure{ |
| |
| private static final double DEFAULT_CONVEX_RATIO = 0.25; |
| |
| /** |
| * Constructor |
| * @param defSize |
| */ |
| public ConvexPentagonNodeFigure(Dimension defSize) { |
| super(defSize); |
| } |
| |
| /** |
| * Constructor |
| * @param width |
| * @param height |
| */ |
| public ConvexPentagonNodeFigure(int width, int height) { |
| super(width, height); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.draw2d.Figure#paintFigure(org.eclipse.draw2d.Graphics) |
| */ |
| protected void paintFigure(Graphics graphics) { |
| PointList pointList = getPolygonPoints(); |
| |
| graphics.fillPolygon(pointList); |
| graphics.drawPolygon(pointList); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.gef.ui.internal.figures.IPolygonAnchorableFigure#getPolygonPoints() |
| */ |
| public PointList getPolygonPoints() { |
| PointList ptList = new PointList(); |
| ptList.addPoint(new Point(getBounds().x, getBounds().y)); |
| ptList.addPoint(new Point(getBounds().x + getBounds().width*(1-DEFAULT_CONVEX_RATIO), getBounds().y)); |
| ptList.addPoint(new Point(getBounds().x+getBounds().width, getBounds().y+getBounds().height/2)); |
| ptList.addPoint(new Point(getBounds().x+getBounds().width*(1-DEFAULT_CONVEX_RATIO), getBounds().y+getBounds().height)); |
| ptList.addPoint(new Point(getBounds().x, getBounds().y+getBounds().height)); |
| ptList.addPoint(new Point(getBounds().x, getBounds().y)); |
| return ptList; |
| } |
| |
| } |