| /******************************************************************************* |
| * Copyright (c) 2008 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: |
| * Stephane Lizeray slizeray@ilog.fr - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.draw2d.examples.path; |
| |
| import java.beans.PropertyChangeEvent; |
| import java.beans.PropertyChangeListener; |
| |
| import org.eclipse.draw2d.BorderLayout; |
| import org.eclipse.draw2d.ButtonBorder; |
| import org.eclipse.draw2d.ColorConstants; |
| import org.eclipse.draw2d.Figure; |
| import org.eclipse.draw2d.Label; |
| import org.eclipse.draw2d.LightweightSystem; |
| import org.eclipse.draw2d.SchemeBorder; |
| import org.eclipse.draw2d.ScrollBar; |
| import org.eclipse.draw2d.ToolbarLayout; |
| import org.eclipse.draw2d.geometry.Point; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| |
| public class PathExample { |
| |
| public static void main(String[] args) { |
| Display d = new Display(); |
| final Shell shell = new Shell(d, SWT.SHELL_TRIM | SWT.NO_BACKGROUND |
| | SWT.NO_REDRAW_RESIZE); |
| shell.setSize(800, 800); |
| LightweightSystem lws = new LightweightSystem(shell); |
| Figure fig = new Figure(); |
| |
| fig.setLayoutManager(new ToolbarLayout()); |
| |
| final ScrollBar bar = new ScrollBar(); |
| final Label l = new Label("�Zoom�"); |
| |
| l.setBorder(new SchemeBorder(ButtonBorder.SCHEMES.BUTTON_SCROLLBAR())); |
| bar.setThumb(l); |
| bar.setHorizontal(true); |
| bar.setMaximum(200); |
| bar.setMinimum(0); |
| bar.setExtent(25); |
| fig.add(bar); |
| |
| final ZoomFigure zoomFigure = new ZoomFigure(); |
| zoomFigure.setPreferredSize(500, 800); |
| |
| fig.add(zoomFigure); |
| |
| zoomFigure.setLayoutManager(new BorderLayout()); |
| zoomFigure.setScale(1); |
| |
| PathFigure polyline = new PathFigure(); |
| float w = 50; |
| float k = 50; |
| polyline.addPoint(new Point(0 + k, 0 + k)); |
| polyline.addPoint(new Point(w + k, 0 + k)); |
| polyline.addPoint(new Point(w + k, w + k)); |
| polyline.addPoint(new Point(0 + k, w + k)); |
| polyline.setLineWidth(3); |
| polyline.setBackgroundColor(ColorConstants.red()); |
| polyline.setClosed(true); |
| |
| Point c = polyline.getBounds().getCenter(); |
| polyline.setRotation(c.x(), c.y(), 45); |
| zoomFigure.add(polyline, BorderLayout.CENTER); |
| |
| bar.addPropertyChangeListener("value", new PropertyChangeListener() { |
| public void propertyChange(PropertyChangeEvent evt) { |
| float z = (bar.getValue() + 50) * 0.02f; |
| zoomFigure.setScale(z); |
| } |
| }); |
| |
| lws.setContents(fig); |
| shell.open(); |
| while (!shell.isDisposed()) |
| while (!d.readAndDispatch()) |
| d.sleep(); |
| |
| } |
| } |