98 lines
2.8 KiB
C#
98 lines
2.8 KiB
C#
using System;
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using UnityEngine;
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namespace AibisDream.Kit
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{
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public class Lerp : IAction
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{
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private static readonly SimpleObjectPool<Lerp> Pool = new(() => new Lerp(), null, 10);
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private float _target;
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private float _source;
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private float _duration;
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private Action<float> _onLerp;
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private Action _onLerpFinish;
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private float _currentTime;
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public static Lerp Allocate(float source, float target, float duration, Action<float> onLerp = null,
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Action onLerpFinish = null)
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{
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var retNode = Pool.Allocate();
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retNode.ActionID = ActionKit.IDGenerator++;
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retNode.IsFinalized = false;
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retNode.Reset();
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retNode._target = target;
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retNode._source = source;
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retNode._duration = duration;
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retNode._onLerp = onLerp;
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retNode._onLerpFinish = onLerpFinish;
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return retNode;
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}
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public bool Paused { get; set; }
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public void Reset()
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{
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Status = ActionStatus.NotStart;
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Paused = false;
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_currentTime = 0.0f;
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}
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public void Deinit()
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{
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if (!IsFinalized)
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{
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IsFinalized = true;
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_onLerp = null;
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_onLerpFinish = null;
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ActionKitMonoBehaviourEvents.AddCallback(new ActionQueueRecycleCallback<Lerp>(Pool, this));
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}
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}
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public ulong ActionID { get; set; }
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public ActionStatus Status { get; set; }
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public void OnStart()
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{
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_currentTime = 0.0f;
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_onLerp?.Invoke(Mathf.Lerp(_source, _target, 0));
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}
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public void OnExecute(float dt)
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{
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_currentTime += dt;
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if (_currentTime < _duration)
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{
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_onLerp?.Invoke(Mathf.Lerp(_source, _target, _currentTime / _duration));
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}
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else
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{
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this.Finish();
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}
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}
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public void OnFinish()
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{
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_onLerp?.Invoke(Mathf.Lerp(_source, _target, 1.0f));
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_onLerpFinish?.Invoke();
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}
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public bool IsFinalized { get; set; }
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}
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public static class LerpExtension
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{
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public static ISequence Lerp(this ISequence self, float a, float b, float duration, Action<float> onLerp = null,
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Action onLerpFinish = null)
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{
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return self.Append(Kit.Lerp.Allocate(a, b, duration, onLerp, onLerpFinish));
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}
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public static ISequence Lerp01(this ISequence self, float duration, Action<float> onLerp = null,
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Action onLerpFinish = null)
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{
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return self.Append(Kit.Lerp.Allocate(0, 1, duration, onLerp, onLerpFinish));
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}
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}
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} |