package test;

import javafx.animation.Animation;
import javafx.animation.Interpolator;
import javafx.animation.RotateTransition;
import javafx.application.Application;
import javafx.geometry.VPos;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
import javafx.stage.Stage;
import javafx.util.Duration;

public class TextRotation extends Application {
    @Override public void start(Stage stage) {
        stage.setTitle("Text Rotation");

        Group root = new Group();
        Scene scene = new Scene(root, 300, 300);

        Text textA = new Text("A");
        textA.setFill(Color.RED);
        textA.setFont(new Font(50));
        textA.setTextOrigin(VPos.TOP);

        Group parent = new Group();
        parent.setTranslateX(100);
        parent.setTranslateY(100);

        // This works
//        RotateTransition rt = new RotateTransition(Duration.seconds(4), textA);

        // This doesn't
        RotateTransition rt = new RotateTransition(Duration.seconds(4), parent);
        rt.setAutoReverse(false);
        rt.setFromAngle(0);
        rt.setToAngle(360);
        rt.setInterpolator(Interpolator.LINEAR);
        rt.setCycleCount(Animation.INDEFINITE);
        rt.play();

        parent.getChildren().addAll(textA);
        root.getChildren().add(parent);

        stage.setScene(scene);
        stage.show();
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Application.launch(args);
    }

}