Java 类javafx.concurrent.ScheduledService 实例源码

private void initPaintThread() {
    ScheduledService<Boolean> svc = new ScheduledService<Boolean>() {
        protected Task<Boolean> createTask() {
            return new Task<Boolean>() {
                protected Boolean call() {
                    Platform.runLater(() -> {
                        drawMap(gc);
                    });
                    return true;
                }
            };
        }
    };
    svc.setPeriod(Duration.millis(1000.0 / PAINT_HZ));
    svc.start();
}