using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Playables;
[System.Serializable]
public class DialogueBehavior : PlayableBehaviour
{
    private PlayableDirector playableDirector;
    public string characterName;
    [TextArea(8,1)]public string dialogueLine;
    public int dialogueSize;
    bool isClipPlayed;              //片段播放结束
    public bool requirePause;       //玩家需要手动按空格继续
    private bool pauseSchedule;
    public override void OnPlayableCreate(Playable playable)
    {
        playableDirector = (playable.GetGraph().GetResolver() as PlayableDirector);
    }
    //类似MonoBeha的Update，每帧都会调用
    public override void ProcessFrame(Playable playable, FrameData info, object playerData)
    {
        if(isClipPlayed == false && info.weight > 0)
        {
            UIManager.instance.SetupDialogue(characterName, dialogueLine, dialogueSize);
            if(requirePause == true)
                pauseSchedule = true;
            isClipPlayed = true;
        }
    }
    public override void OnBehaviourPause(Playable playable, FrameData info)
    {
        isClipPlayed = false;
        //Debug.Log("片段已暂停！！！！！！！");
        if(pauseSchedule)
        {
            pauseSchedule = false;
            //暂停Timeline播放
            GameManager.instance.PauseTimeline(playableDirector);
        }
        else
        {
            UIManager.instance.ToggleDialogueBox(false);
        }
    }
}