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 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the distribution.
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 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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package ensemble.samples.graphics3d.cube;

import javafx.animation.Animation;
import javafx.animation.KeyFrame;
import javafx.animation.KeyValue;
import javafx.animation.Timeline;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Point3D;
import javafx.scene.Group;
import javafx.scene.Parent;
import javafx.scene.PerspectiveCamera;
import javafx.scene.Scene;
import javafx.scene.SceneAntialiasing;
import javafx.scene.SubScene;
import javafx.scene.control.Button;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.transform.Translate;
import javafx.stage.Stage;
import javafx.util.Duration;

/**
 * A sample that demonstrates an animated rotation of 3D cubes. 
 *
 * @sampleName 3D Cubes
 * @preview preview.png
 * @see javafx.scene.shape.Box
 * @see javafx.scene.paint.PhongMaterial
 * @see javafx.scene.PerspectiveCamera
 * @see javafx.scene.SubScene
 * @see javafx.scene.SceneAntialiasing
 * @see javafx.scene.paint.Color
 * @see javafx.scene.transform.Rotate
 * @see javafx.scene.transform.Translate
 * @see javafx.animation.KeyFrame
 * @see javafx.animation.KeyValue
 * @see javafx.animation.Timeline
 * @see javafx.util.Duration
 * @conditionalFeatures SCENE3D
 */
public class CubeApp extends Application {

    private Timeline animation;

    public Parent createContent() {
        final Cube redCube = new Cube(1, Color.RED);
        redCube.setTranslateX(-2);
        redCube.rx.setAngle(45);
        redCube.ry.setAngle(45);
        
        final Cube greenCube = new Cube(1, Color.GREEN);
        greenCube.setTranslateX(2);
        greenCube.rx.setAngle(45);
        greenCube.ry.setAngle(45);

        final Cube orangeCube = new Cube(1, Color.ORANGE);
        orangeCube.getTransforms().setAll(orangeCube.rx, orangeCube.ry, orangeCube.rz);
        orangeCube.rx.setAngle(45);
        orangeCube.ry.setAngle(45);
        orangeCube.rz.setAxis(new Point3D(-1, 1, 1));

        animation = new Timeline();
        animation.getKeyFrames().addAll(
                new KeyFrame(Duration.ZERO,
                new KeyValue(redCube.ry.angleProperty(), 0d),
                new KeyValue(greenCube.rx.angleProperty(), 0d),
                new KeyValue(orangeCube.rz.angleProperty(), 0d)),
                new KeyFrame(Duration.seconds(1),
                new KeyValue(redCube.ry.angleProperty(), 360d),
                new KeyValue(greenCube.rx.angleProperty(), 360d),
                new KeyValue(orangeCube.rz.angleProperty(), 360d)));
        animation.setCycleCount(Timeline.INDEFINITE);

        PerspectiveCamera camera = new PerspectiveCamera(true);
        camera.getTransforms().add(new Translate(0, 0, -10));

        Group root = new Group();
        root.getChildren().addAll(redCube, greenCube, orangeCube);
        
        Button pauseButton = new Button("pause/play");
        pauseButton.setOnAction(new EventHandler<ActionEvent>() {

            @Override
            public void handle(ActionEvent t) {
                if (animation.getStatus() == Animation.Status.PAUSED) {
                    animation.play();
                } else {
                    animation.pause();
                }
            }
        });
        
        Button button1 = new Button("1");
        button1.setOnAction(new EventHandler<ActionEvent>() {

            @Override
            public void handle(ActionEvent t) {
                greenCube.rx.setAngle(90);
                redCube.ry.setAngle(90);
                orangeCube.rz.setAngle(120);
            }
        });
        
        Button button2 = new Button("2");
        button2.setOnAction(new EventHandler<ActionEvent>() {

            @Override
            public void handle(ActionEvent t) {
                greenCube.rx.setAngle(180);
                redCube.ry.setAngle(270);
                orangeCube.rz.setAngle(240);
            }
        });
        
        Button button3 = new Button("3");
        button3.setOnAction(new EventHandler<ActionEvent>() {

            @Override
            public void handle(ActionEvent t) {
                greenCube.rx.setAngle(270);
                redCube.ry.setAngle(180);
                orangeCube.rz.setAngle(360);
            }
        });
        
        Button button4 = new Button("4");
        button4.setOnAction(new EventHandler<ActionEvent>() {

            @Override
            public void handle(ActionEvent t) {
                greenCube.rx.setAngle(360);
                redCube.ry.setAngle(360);
            }
        });
        
        HBox hbox = new HBox(pauseButton, button1, button2, button3, button4);
        
        SubScene subScene = new SubScene(root, 640, 480, true, SceneAntialiasing.BALANCED);
        subScene.setCamera(camera);
        
        return new VBox(hbox, subScene);
    }

    public void play() {
        animation.play();
    }

    @Override
    public void stop() {
        animation.pause();
    }

    @Override
    public void start(Stage primaryStage) throws Exception {
        primaryStage.setScene(new Scene(createContent()));
        primaryStage.show();
        play();
    }

    /**
     * Java main for when running without JavaFX launcher
     * @param args command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
}