Main.java Source code

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/*
 * 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.metronomepathtransition.ui;

import javafx.animation.Animation;
import javafx.animation.Interpolator;
import javafx.animation.PathTransition;
import javafx.animation.PathTransition.OrientationType;
import javafx.animation.PathTransitionBuilder;
import javafx.animation.Timeline;
import javafx.application.Application;
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.ArcToBuilder;
import javafx.scene.shape.Ellipse;
import javafx.scene.shape.EllipseBuilder;
import javafx.scene.shape.MoveTo;
import javafx.scene.shape.Path;
import javafx.scene.shape.PathBuilder;
import javafx.stage.Stage;
import javafx.util.Duration;

public class Main extends Application {
    Button startButton;
    Button pauseButton;
    Button resumeButton;
    Button stopButton;
    Ellipse ellipse = EllipseBuilder.create().centerX(100).centerY(50).radiusX(4).radiusY(8).fill(Color.BLUE)
            .build();

    Path path = PathBuilder.create().elements(new MoveTo(100, 50),
            ArcToBuilder.create().x(300).y(50).radiusX(350).radiusY(350).sweepFlag(true).build()).build();

    PathTransition anim = PathTransitionBuilder.create().duration(new Duration(1000.0)).node(ellipse).path(path)
            .orientation(OrientationType.ORTHOGONAL_TO_TANGENT).interpolator(Interpolator.LINEAR).autoReverse(true)
            .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(ellipse,
                                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();

        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 using PathTransition");
        stage.show();
    }
}