237 lines
7.8 KiB
C#
237 lines
7.8 KiB
C#
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// using UnityEngine;
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//
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// using System;
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// using System.Collections.Generic;
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// using Cysharp.Threading.Tasks;
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// using Cysharp.Threading.Tasks.Triggers;
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// using TMPro;
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// using UnityEngine;
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// using UnityEngine.Pool;
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// using System.Threading;
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// using System.Runtime.CompilerServices;
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// using Cysharp.Text;
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//
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// namespace text
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// {
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// public static class ZeroGCTypewriterPro
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// {
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// #region 核心结构体
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//
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// private struct TypewriterHandle : IEquatable<TypewriterHandle>
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// {
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// public int InstanceID;
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// public int Version;
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//
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// public bool Equals(TypewriterHandle other) =>
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// InstanceID == other.InstanceID && Version == other.Version;
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// }
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//
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// private struct TypewriterJob
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// {
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// public TypewriterHandle Handle;
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// public TMP_Text Target;
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// public string Content;
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// public float Speed;
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// public int LoopCount;
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// public Action<int> OnUpdate;
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// public Action OnComplete;
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// public CancellationToken ExternalToken;
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// }
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//
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// #endregion
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//
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// #region 状态管理
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//
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// private static readonly Dictionary<int, ActiveJob> activeJobs =
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// new Dictionary<int, ActiveJob>(32);
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//
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// private struct ActiveJob
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// {
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// public int Version;
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// public CancellationTokenSource Cts;
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// }
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//
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// private static readonly ObjectPool<CancellationTokenSource> ctsPool =
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// ObjectPool<CancellationTokenSource>(
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// createFunc: () => new CancellationTokenSource(),
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// actionOnRelease: cts => cts.Cancel(),
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// collectionCheck: false
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// );
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//
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// #endregion
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//
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// #region 公开接口
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//
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// [MethodImpl(MethodImplOptions.AggressiveInlining)]
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// public static void Play(
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// this TMP_Text text,
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// string content,
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// float charsPerSecond = 30,
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// int loopCount = 0,
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// Action<int> onUpdate = null,
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// Action onComplete = null,
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// CancellationToken externalToken = default)
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// {
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// var instanceID = text.GetInstanceID();
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//
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// // 停止当前任务（如果有）
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// if (activeJobs.TryGetValue(instanceID, out var existingJob))
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// {
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// ctsPool.Release(existingJob.Cts);
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// activeJobs.Remove(instanceID);
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// }
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//
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// // 从对象池获取CTS
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// var cts = ctsPool.Get();
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// var linkedToken = CombineTokens(
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// text.GetCancellationTokenOnDestroy(),
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// externalToken,
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// cts.Token
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// );
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//
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// // 创建新任务
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// var newVersion = activeJobs.TryGetValue(instanceID, out var job) ? job.Version + 1 : 1;
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//
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// activeJobs[instanceID] = new ActiveJob
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// {
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// Version = newVersion,
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// Cts = cts
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// };
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//
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// RunJob(new TypewriterJob
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// {
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// Handle = new TypewriterHandle
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// {
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// InstanceID = instanceID,
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// Version = newVersion
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// },
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// Target = text,
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// Content = content,
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// Speed = Mathf.Max(0.01f, charsPerSecond),
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// LoopCount = loopCount,
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// OnUpdate = onUpdate,
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// OnComplete = onComplete,
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// ExternalToken = linkedToken
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// }).Forget();
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// }
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//
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// [MethodImpl(MethodImplOptions.AggressiveInlining)]
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// public static void Stop(this TMP_Text text)
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// {
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// var instanceID = text.GetInstanceID();
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// if (activeJobs.TryGetValue(instanceID, out var job))
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// {
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// ctsPool.Release(job.Cts);
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// activeJobs.Remove(instanceID);
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// ResetTextState(text);
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// }
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// }
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//
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// #endregion
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//
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// #region 核心逻辑
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//
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// private static async UniTaskVoid RunJob(TypewriterJob job)
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// {
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// try
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// {
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// var target = job.Target;
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// using (var sb = ZString.CreateStringBuilder())
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// {
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// sb.Append(job.Content);
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// target.text = sb.ToString();
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// target.ForceMeshUpdate();
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//
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// int currentLoop = 0;
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// var chars = sb.AsSpan();
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// var interval = 1f / job.Speed;
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// var timer = 0f;
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//
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// while (IsLoopValid(currentLoop, job.LoopCount))
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// {
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// target.maxVisibleCharacters = 0;
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//
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// for (int i = 0; i < chars.Length; i++)
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// {
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// // 版本校验
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// if (!IsHandleValid(job.Handle)) return;
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//
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// // 基于时间的更新
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// timer += Time.deltaTime;
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// var required = (int)(timer * job.Speed);
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//
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// if (required > i)
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// {
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// target.maxVisibleCharacters = required;
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// job.OnUpdate?.Invoke(required);
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// }
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//
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// await UniTask.Yield(PlayerLoopTiming.Update, job.ExternalToken);
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// }
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//
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// currentLoop++;
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// timer = 0f;
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// job.OnComplete?.Invoke();
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// }
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// }
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// }
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// finally
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// {
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// if (IsHandleValid(job.Handle))
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// {
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// activeJobs.Remove(job.Handle.InstanceID);
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// ResetTextState(job.Target);
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// }
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// }
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// }
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//
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// #endregion
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//
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// #region 工具方法
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//
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// [MethodImpl(MethodImplOptions.AggressiveInlining)]
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// private static bool IsHandleValid(TypewriterHandle handle)
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// {
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// return activeJobs.TryGetValue(handle.InstanceID, out var job) &&
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// job.Version == handle.Version;
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// }
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//
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// [MethodImpl(MethodImplOptions.AggressiveInlining)]
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// private static bool IsLoopValid(int current, int max) =>
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// max < 0 || current <= max;
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//
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// private static CancellationToken CombineTokens(
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// CancellationToken token1,
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// CancellationToken token2,
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// CancellationToken token3)
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// {
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// if (token1.CanBeCanceled && token2.CanBeCanceled && token3.CanBeCanceled)
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// return CancellationTokenSource.CreateLinkedTokenSource(
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// token1, token2, token3).Token;
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//
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// if (token1.CanBeCanceled && token2.CanBeCanceled)
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// return CancellationTokenSource.CreateLinkedTokenSource(
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// token1, token2).Token;
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//
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// return token1.CanBeCanceled ? token1 : token2;
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// }
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//
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// private static void ResetTextState(TMP_Text text)
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// {
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// if (text != null)
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// {
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// text.maxVisibleCharacters = int.MaxValue;
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// text.SetVerticesDirty();
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// }
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// }
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//
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// private static CancellationToken GetCancellationTokenOnDestroy(this TMP_Text text)
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// {
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// return text.gameObject.GetCancellationTokenOnDestroy();
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// }
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//
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// #endregion
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// }
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//
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// }
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