Java tutorial
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.RadialGradient; import javafx.scene.paint.RadialGradientBuilder; import javafx.scene.paint.Stop; import javafx.scene.shape.Ellipse; import javafx.stage.Stage; public class Main extends Application { public static void main(String[] args) { Application.launch(args); } @Override public void start(Stage primaryStage) { primaryStage.setTitle("Colors"); Group root = new Group(); Scene scene = new Scene(root, 350, 300, Color.WHITE); Ellipse ellipse = new Ellipse(100, 50 + 70 / 2, 50, 70 / 2); RadialGradient gradient1 = RadialGradientBuilder.create().focusAngle(0).focusDistance(.1).centerX(80) .centerY(45).radius(120).proportional(false).cycleMethod(CycleMethod.NO_CYCLE) .stops(new Stop(0, Color.RED), new Stop(1, Color.BLACK)).build(); ellipse.setFill(gradient1); root.getChildren().add(ellipse); primaryStage.setScene(scene); primaryStage.show(); } }