package malc; import java.io.IOException; import javafx.application.Application; import javafx.stage.Stage; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.paint.Color; import javafx.scene.shape.Ellipse; public class Main extends Application { @Override public void start(Stage primaryStage) throws IOException { Group root = new Group(); // describes the window itself: name, size primaryStage.setTitle(" Aufgabe 10 by John Malc "); primaryStage.setScene(new Scene(root)); // say: center on screen, user can resize, and it will in general exists primaryStage.centerOnScreen(); primaryStage.setResizable(true); primaryStage.show(); // Ellipse alone Ellipse a = new Ellipse(); a.setFill(Color.RED); a.setCenterX(205); a.setCenterY(150); a.setRadiusX(80); a.setRadiusY(30); // shows Ellipse and it will add it to the group root.getChildren().add(new Group(a)); } public static void main(String[] args) { launch(args); } }