| /******************************************************************************* |
| * Copyright (c) 2000, 2010 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.gef.examples.logicdesigner.figures; |
| |
| import org.eclipse.draw2d.ColorConstants; |
| import org.eclipse.draw2d.Figure; |
| import org.eclipse.draw2d.Graphics; |
| import org.eclipse.draw2d.geometry.PointList; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| |
| /** |
| * A figure that has a bent corner in the top right hand. Typically used for |
| * sticky notes. |
| */ |
| public class BentCornerFigure extends Figure { |
| |
| /** |
| * The default amount of pixels subtracted from the figure's height and |
| * width to determine the size of the corner. |
| */ |
| protected static int DEFAULT_CORNER_SIZE = 10; |
| |
| private int cornerSize; |
| |
| /** |
| * Constructs an empty BentCornerFigure with default background color of |
| * ColorConstants.tooltipBackground and default corner size. |
| */ |
| public BentCornerFigure() { |
| setBackgroundColor(ColorConstants.tooltipBackground); |
| setForegroundColor(ColorConstants.tooltipForeground); |
| setCornerSize(DEFAULT_CORNER_SIZE); |
| } |
| |
| /** |
| * Returns the size, in pixels, that the figure should use to draw its bent |
| * corner. |
| * |
| * @return size of the corner |
| */ |
| public int getCornerSize() { |
| return cornerSize; |
| } |
| |
| /** |
| * @see org.eclipse.draw2d.Figure#paintFigure(org.eclipse.draw2d.Graphics) |
| */ |
| protected void paintFigure(Graphics graphics) { |
| Rectangle rect = getBounds().getCopy(); |
| |
| graphics.translate(getLocation()); |
| |
| // fill the note |
| PointList outline = new PointList(); |
| |
| outline.addPoint(0, 0); |
| outline.addPoint(rect.width - cornerSize, 0); |
| outline.addPoint(rect.width - 1, cornerSize); |
| outline.addPoint(rect.width - 1, rect.height - 1); |
| outline.addPoint(0, rect.height - 1); |
| |
| graphics.fillPolygon(outline); |
| |
| // draw the inner outline |
| PointList innerLine = new PointList(); |
| |
| innerLine.addPoint(rect.width - cornerSize - 1, 0); |
| innerLine.addPoint(rect.width - cornerSize - 1, cornerSize); |
| innerLine.addPoint(rect.width - 1, cornerSize); |
| innerLine.addPoint(rect.width - cornerSize - 1, 0); |
| innerLine.addPoint(0, 0); |
| innerLine.addPoint(0, rect.height - 1); |
| innerLine.addPoint(rect.width - 1, rect.height - 1); |
| innerLine.addPoint(rect.width - 1, cornerSize); |
| |
| graphics.drawPolygon(innerLine); |
| |
| graphics.translate(getLocation().getNegated()); |
| } |
| |
| /** |
| * Sets the size of the figure's corner to the given offset. |
| * |
| * @param newSize |
| * the new size to use. |
| */ |
| public void setCornerSize(int newSize) { |
| cornerSize = newSize; |
| } |
| |
| } |