diff --git a/examples/src/main/java/edu/umd/cs/piccolo/examples/OffsetVsTranslateExample.java b/examples/src/main/java/edu/umd/cs/piccolo/examples/OffsetVsTranslateExample.java new file mode 100644 index 0000000..5b27ccf --- /dev/null +++ b/examples/src/main/java/edu/umd/cs/piccolo/examples/OffsetVsTranslateExample.java @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2008-2009, 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 edu.umd.cs.piccolo.examples; + +import edu.umd.cs.piccolo.PCanvas; +import edu.umd.cs.piccolo.PNode; + +import edu.umd.cs.piccolo.activities.PActivity; + +import edu.umd.cs.piccolo.nodes.PText; + +import edu.umd.cs.piccolox.PFrame; + +/** + * This example demonstrates the difference between + * offset(double, double) and + * translate(double, double). + * + * @see PNode#offset(double, double) + * @see PNode#translate(double, double) + */ +public class OffsetVsTranslateExample + extends PFrame { + + /** Default serial version UID. */ + private static final long serialVersionUID = 1L; + + + /** + * Create a new offset vs. translate example. + */ + public OffsetVsTranslateExample() { + this(null); + } + + /** + * Create a new offset vs. translate example for the specified canvas. + * + * @param canvas canvas for this offset vs. translate example + */ + public OffsetVsTranslateExample(final PCanvas canvas) { + super("OffsetVsTranslateExample", false, canvas); + } + + + /** {@inheritDoc} */ + public void initialize() { + final PText offset = new PText("Offset node"); + final PText translate = new PText("Translated node"); + offset.setOffset(15.0d, 100.0d); + translate.setOffset(15.0d, 300.0d); + getCanvas().getLayer().addChild(offset); + getCanvas().getLayer().addChild(translate); + + offset.addActivity(new PActivity(-1L) { + /** {@inheritDoc} */ + protected void activityStep(final long elapsedTime) { + offset.offset(1.0d, 0.0d); + } + }); + translate.addActivity(new PActivity(-1L) { + /** {@inheritDoc} */ + protected void activityStep(final long elapsedTime) { + translate.translate(1.0d, 0.0d); + } + }); + } + + + /** + * Main. + * + * @param args command line arguments, ignored + */ + public static void main(final String[] args) { + new OffsetVsTranslateExample(); + } +}