BITFALL/Assets/Artists/Scripts/UX/UXHitmarker.cs

84 lines
2.2 KiB
C#

using System;
using System.Collections;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using BITKit;
using BITKit.Entities;
using BITKit.Entities.Player;
using BITKit.UX;
using Cysharp.Threading.Tasks;
using UnityEngine;
namespace BITFALL.UX
{
public class UXHitmarker : MonoBehaviour
{
[SerializeReference, SubclassSelector] private IPlayerService playerService;
[SerializeReference, SubclassSelector] private IDamageService damageService;
[SerializeField] private UXElement hitmarkerImage;
private CancellationTokenSource nextHitmarkerCancellationTokenSource=new();
private void Start()
{
playerService.OnPlayerInitialized += OnPlayerInitialized;
damageService.OnEntityDamaged += OnDamage;
damageService.OnEntityKilled += OnKilled;
destroyCancellationToken.Register(nextHitmarkerCancellationTokenSource.Cancel);
destroyCancellationToken.Register(() =>
{
playerService.OnPlayerInitialized -= OnPlayerInitialized;
damageService.OnEntityDamaged -= OnDamage;
damageService.OnEntityKilled -= OnKilled;
});
hitmarkerImage.GetVisualElement().SetOpacity(0);
}
private void OnPlayerInitialized(Entity obj)
{
obj.AddListener<DamageMessage>(OnDamage);
}
private void OnKilled(DamageMessage obj)
{
hitmarkerImage.GetVisualElement().style.unityBackgroundImageTintColor = Color.red;
Execute(obj,1);
}
private void OnDamage(DamageMessage obj)
{
hitmarkerImage.GetVisualElement().style.unityBackgroundImageTintColor = Color.white;
Execute(obj);
}
private async void Execute(DamageMessage obj,float duration=0.1f)
{
if ((Entity)obj.Target == playerService.LocalPlayer) return;
if ((Entity)obj.Initiator != playerService.LocalPlayer) return;
nextHitmarkerCancellationTokenSource?.Cancel();
nextHitmarkerCancellationTokenSource = new CancellationTokenSource();
hitmarkerImage.GetVisualElement().SetOpacity(1);
try
{
await Task.Delay(TimeSpan.FromSeconds(duration), nextHitmarkerCancellationTokenSource.Token);
}
catch (OperationCanceledException)
{
return;
}
hitmarkerImage.GetVisualElement().SetOpacity(0);
}
}
}