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using System;
using System.Reflection;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class MonsterState : UnitState
{
public enum EUnitState
{
Nien,
Idle,
Move,
HitAir,
HitGround,
HitFall,
KnockDown,
Rise,
Pull,
Landing,
}
[SerializeField] private EUnitState m_State;
public EUnitState CurrentState { get { return m_State; } }
UnitAnimation unitAnimation { get { return m_Owner.unitAnimation; } }
public override void Initialize()
{
base.Initialize();
}
public void ChangeState<T>(EUnitState nextState, T param = default, bool bForce = false)
{
if (!IsChange(nextState, bForce))
return;
LogHelper.Log("Monster UnitState: " + m_State.ToString() + " -> " + nextState.ToString());
StopAllCoroutines();
EUnitState prevState = m_State;
string methodFunc = "On" + m_State.ToString() + "Exit";
MethodInfo exitMethod = GetType().GetMethod(methodFunc, BindingFlags.Instance | BindingFlags.NonPublic, null, new Type[] { typeof(EUnitState) }, null);
if (exitMethod != null)
{
exitMethod.Invoke(this, new object[] { nextState });
}
else
{
LogHelper.LogError("缺少 " + methodFunc);
}
m_State = nextState;
StartCoroutine(m_State.ToString(), param);
}
bool IsChange(EUnitState newState, bool bForce)
{
if (newState != m_State || bForce)
return true;
return false;
}
IEnumerator Nein() { yield break; }
void OnNienExit(EUnitState nextState) { }
public struct IdleParam { }
public struct LandingParam { }
#region Idle
IEnumerator Idle(IdleParam param)
{
if (m_Owner.isInAir) // 浮空切换到landing
{
ChangeState(EUnitState.Landing, new LandingParam());
}
else // idle
{
m_Owner.SetYPosition(0);
m_Owner.monsterAnimation.AnimIdle();
while (true)
{
yield return null;
}
}
}
void OnIdleExit(EUnitState nextState)
{
}
#endregion
}
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