DynamicDeltaTimeService.hx

import pony.events.Event1;
import pony.events.Signal1;
import pony.magic.DI;
import pony.magic.HasListener;
import pony.magic.HasSignal;
import pony.time.DT;
import pony.time.DeltaTime;

@:nullSafety(Strict) class DynamicDeltaTimeService implements HasSignal implements HasListener implements DI {

	@:auto public final onUpdate: Signal1<DT>;
	@:service private final deltaTime: DeltaTimeService;
	@:bindable public var speed: Float = 0;

	public function new(speed: Float = 1) {
		this.speed = speed;
	}

	@:listen(deltaTime.onUpdate, speed > 0)
	private function updateHandler(dt: DT): Void {
		eUpdate(dt * speed);
	}

	public function destroy(): Void {
		destroySignals();
	}

}