Java tutorial
/* * Copyright (c) 2011, Pro JavaFX Authors * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. 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. * 3. Neither the name of JFXtras nor 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. * * Metronome1Main.fx - A simple example of animation using a Timeline * * Developed 2011 by James L. Weaver jim.weaver [at] javafxpert.com * as a JavaFX SDK 2.0 example for the Pro JavaFX book. */ //package projavafx.metronome1.ui; import javafx.animation.Animation; import javafx.animation.Interpolator; import javafx.animation.KeyFrame; import javafx.animation.KeyValue; import javafx.animation.Timeline; import javafx.animation.TimelineBuilder; import javafx.application.Application; import javafx.beans.property.DoubleProperty; import javafx.beans.property.SimpleDoubleProperty; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.scene.GroupBuilder; import javafx.scene.Scene; import javafx.scene.SceneBuilder; import javafx.scene.control.Button; import javafx.scene.control.ButtonBuilder; import javafx.scene.layout.HBoxBuilder; import javafx.scene.paint.Color; import javafx.scene.shape.Line; import javafx.scene.shape.LineBuilder; import javafx.stage.Stage; import javafx.util.Duration; public class Main extends Application { DoubleProperty startXVal = new SimpleDoubleProperty(100.0); Button startButton; Button pauseButton; Button resumeButton; Button stopButton; Line line; Timeline anim = TimelineBuilder.create().autoReverse(true) .keyFrames(new KeyFrame(new Duration(0.0), new KeyValue(startXVal, 100.0)), new KeyFrame(new Duration(1000.0), new KeyValue(startXVal, 300.0, Interpolator.LINEAR))) .cycleCount(Timeline.INDEFINITE).build(); public static void main(String[] args) { Application.launch(args); } @Override public void start(Stage stage) { Scene scene = SceneBuilder.create().width(400).height(500).root(GroupBuilder.create().children( line = LineBuilder.create().startY(50).endX(200).endY(400).strokeWidth(4).stroke(Color.BLUE) .build(), HBoxBuilder.create().layoutX(60).layoutY(420).spacing(10).children(startButton = ButtonBuilder .create().text("Start").onAction(new EventHandler<ActionEvent>() { @Override public void handle(ActionEvent e) { anim.playFromStart(); } }).build(), pauseButton = ButtonBuilder.create().text("Pause") .onAction(new EventHandler<ActionEvent>() { @Override public void handle(ActionEvent e) { anim.pause(); } }).build(), resumeButton = ButtonBuilder.create().text("Resume") .onAction(new EventHandler<ActionEvent>() { @Override public void handle(ActionEvent e) { anim.play(); } }).build(), stopButton = ButtonBuilder.create().text("Stop").onAction(new EventHandler<ActionEvent>() { @Override public void handle(ActionEvent e) { anim.stop(); } }).build()).build()) .build()).build(); line.startXProperty().bind(startXVal); startButton.disableProperty().bind(anim.statusProperty().isNotEqualTo(Animation.Status.STOPPED)); pauseButton.disableProperty().bind(anim.statusProperty().isNotEqualTo(Animation.Status.RUNNING)); resumeButton.disableProperty().bind(anim.statusProperty().isNotEqualTo(Animation.Status.PAUSED)); stopButton.disableProperty().bind(anim.statusProperty().isEqualTo(Animation.Status.STOPPED)); stage.setScene(scene); stage.setTitle("Metronome 1"); stage.show(); } }