import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.paint.Color;
import javafx.scene.paint.CycleMethod;
import javafx.scene.paint.LinearGradient;
import javafx.scene.paint.Stop;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;

public class TestLGP extends Application {
    @Override
    public void start(Stage stage) {
        Rectangle r1 = new Rectangle(100, 100, 100, 100);
        r1.setFill(new LinearGradient(-3000, -3000, -3000, -3000, false,
                   CycleMethod.NO_CYCLE, new Stop[] {
            new Stop(0, Color.BLUE),
            new Stop(1, Color.GREEN),
        }));
        Rectangle r2 = new Rectangle(300, 100, 100, 100);
        r2.setFill(new LinearGradient(350, 150, 350, 150, false,
                   CycleMethod.NO_CYCLE, new Stop[] {
            new Stop(0, Color.BLUE),
            new Stop(1, Color.GREEN),
        }));
        
        stage.setScene(new Scene(new Group(r1, r2), 500, 300));
        stage.show();
    }
}