Java tutorial
import javafx.application.Application; import javafx.scene.Scene; import javafx.scene.canvas.Canvas; import javafx.scene.canvas.GraphicsContext; import javafx.scene.layout.Pane; import javafx.scene.paint.Color; import javafx.stage.Stage; public class Main extends Application { public static void main(String[] args) { Application.launch(args); } @Override public void start(Stage stage) { Canvas canvas = new Canvas(300, 100); GraphicsContext gc = canvas.getGraphicsContext2D(); gc.setLineWidth(2.0); gc.setFill(Color.RED); gc.strokeRoundRect(10, 10, 50, 50, 10, 10); gc.fillOval(70, 10, 50, 20); gc.strokeText("Hello Canvas", 150, 20); Pane root = new Pane(); root.getChildren().add(canvas); Scene scene = new Scene(root); stage.setScene(scene); stage.setTitle(""); stage.show(); } }