public void animate() {
Timeline timeline =
new Timeline(
new KeyFrame(
Duration.seconds(0),
new KeyValue(translateZ.zProperty(), -20),
new KeyValue(rotateX.angleProperty(), 90),
new KeyValue(rotateY.angleProperty(), 90),
new KeyValue(rotateZ.angleProperty(), 90)),
new KeyFrame(
Duration.seconds(5),
new KeyValue(translateZ.zProperty(), -80),
new KeyValue(rotateX.angleProperty(), -90),
new KeyValue(rotateY.angleProperty(), -90),
new KeyValue(rotateZ.angleProperty(), -90)));
timeline.setCycleCount(Animation.INDEFINITE);
timeline.play();
}
@Override
public void start(Stage primaryStage) throws Exception {
Group sceneRoot = new Group();
Scene scene = new Scene(sceneRoot, sceneWidth, sceneHeight, true, SceneAntialiasing.BALANCED);
scene.setFill(Color.BLACK);
camera = new PerspectiveCamera(true);
camera.setNearClip(0.1);
camera.setFarClip(10000.0);
camera.setTranslateZ(-1000);
scene.setCamera(camera);
ArrayList<Point3D> points = new ArrayList<>();
for (int i = -250; i < 250; i++) {
points.add(
new Point3D((float) i, (float) Math.sin(i) * 50 + i, (float) Math.cos(i) * 50 + i));
}
polyLine3D = new PolyLine3D(points, 3, Color.STEELBLUE);
sceneRoot.getChildren().addAll(polyLine3D);
scene.setOnKeyPressed(
event -> {
double change = 10.0;
// Add shift modifier to simulate "Running Speed"
if (event.isShiftDown()) {
change = 50.0;
}
// What key did the user press?
KeyCode keycode = event.getCode();
// Step 2c: Add Zoom controls
if (keycode == KeyCode.W) {
camera.setTranslateZ(camera.getTranslateZ() + change);
}
if (keycode == KeyCode.S) {
camera.setTranslateZ(camera.getTranslateZ() - change);
}
// Step 2d: Add Strafe controls
if (keycode == KeyCode.A) {
camera.setTranslateX(camera.getTranslateX() - change);
}
if (keycode == KeyCode.D) {
camera.setTranslateX(camera.getTranslateX() + change);
}
});
// Add a Mouse Handler for Rotations
Rotate xRotate = new Rotate(0, Rotate.X_AXIS);
Rotate yRotate = new Rotate(0, Rotate.Y_AXIS);
Rotate zRotate = new Rotate(0, Rotate.Z_AXIS);
polyLine3D.getTransforms().addAll(xRotate, yRotate);
// Use Binding so your rotation doesn't have to be recreated
xRotate.angleProperty().bind(angleX);
yRotate.angleProperty().bind(angleY);
zRotate.angleProperty().bind(angleZ);
// Start Tracking mouse movements only when a button is pressed
scene.setOnMousePressed(
event -> {
scenex = event.getSceneX();
sceney = event.getSceneY();
fixedXAngle = angleX.get();
fixedYAngle = angleY.get();
if (event.isMiddleButtonDown()) {
scenez = event.getSceneX();
fixedZAngle = angleZ.get();
}
});
// Angle calculation will only change when the button has been pressed
scene.setOnMouseDragged(
event -> {
if (event.isMiddleButtonDown()) angleZ.set(fixedZAngle - (scenez - event.getSceneY()));
else angleX.set(fixedXAngle - (scenex - event.getSceneY()));
angleY.set(fixedYAngle + sceney - event.getSceneX());
});
primaryStage.setTitle("F(X)yz ScatterPlotTest");
primaryStage.setScene(scene);
primaryStage.show();
}