/* * Copyright (c) 2008-2019, Piccolo2D project, http://piccolo2d.org * Copyright (c) 1998-2008, University of Maryland * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are permitted provided * that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this list of conditions * and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, this list of conditions * and the following disclaimer in the documentation and/or other materials provided with the * distribution. * * None of the name of the University of Maryland, the name of the Piccolo2D project, or the names of its * contributors may be used to endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package org.piccolo2d.examples; import java.awt.Color; import org.piccolo2d.PCanvas; import org.piccolo2d.PNode; import org.piccolo2d.event.PDragEventHandler; import org.piccolo2d.extras.PFrame; import org.piccolo2d.extras.nodes.PComposite; import org.piccolo2d.nodes.PPath; import org.piccolo2d.nodes.PText; /** * This example shows how to create a composite node. A composite node is a * group of nodes that behave as a single node when interacted with. */ public class CompositeExample extends PFrame { /** * */ private static final long serialVersionUID = 1L; public CompositeExample() { this(null); } public CompositeExample(final PCanvas aCanvas) { super("CompositeExample", false, aCanvas); } public void initialize() { final PComposite composite = new PComposite(); final PNode circle = PPath.createEllipse(0, 0, 100, 100); final PNode rectangle = PPath.createRectangle(50, 50, 100, 100); final PNode text = new PText("Hello world!"); composite.addChild(circle); composite.addChild(rectangle); composite.addChild(text); rectangle.rotate(Math.toRadians(45)); rectangle.setPaint(Color.RED); text.scale(2.0); text.setPaint(Color.GREEN); getCanvas().getLayer().addChild(composite); getCanvas().removeInputEventListener(getCanvas().getPanEventHandler()); getCanvas().addInputEventListener(new PDragEventHandler()); } public static void main(final String[] args) { new CompositeExample(); } }