/// <summary>
/// 改变状态
/// </summary>
/// <param name="state">目标状态</param>
public void ChangeState(AbstractState state)
{
if (CurrentState == state)
{
return;
}
// 离开当前状态前调用
CurrentState?.Exit();
// 改变状态
CurrentState = state;
// 进入状态时调用
CurrentState.Enter();
}
/// <summary>
/// 初始化
/// </summary>
/// <param name="startState">初始状态</param>
public void Initialize(AbstractState startState)
{
CurrentState = startState;
CurrentState.Enter();
}