JavaFX Rectangle rotate

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.geometry.Pos;
import javafx.geometry.Insets;
import javafx.scene.layout.BorderPane;
import javafx.scene.control.Button;
import javafx.scene.shape.Rectangle;
import javafx.scene.paint.Color;
import javafx.stage.Stage;

public class Main extends Application {
   @Override// w ww .j  a va2s.c o m
   public void start(Stage primaryStage) {
      // Create a rectangle
      Rectangle rectangle = new Rectangle();
      rectangle.setWidth(90);
      rectangle.setHeight(40);
      rectangle.setFill(Color.RED);
      rectangle.setStroke(Color.BLACK);

      // Create a button
      Button btRotate = new Button("Rotate");

      // Process events
      btRotate.setOnAction(e -> 
         rectangle.setRotate(rectangle.getRotate() + 15));

      // Create a border pane and set its properties
      BorderPane pane = new BorderPane();
      pane.setCenter(rectangle);
      pane.setBottom(btRotate);
      BorderPane.setAlignment(rectangle, Pos.CENTER);
      BorderPane.setAlignment(btRotate, Pos.CENTER);
      pane.setPadding(new Insets(5, 5, 5, 5));

      // Create a scene and place it in the stage
      Scene scene = new Scene(pane, 170, 170);
      primaryStage.setTitle("java2s.com");
      primaryStage.setScene(scene);
      primaryStage.show();; 
   }
}