private readonly Dictionary<UIEvent, List<BaseEvent>> mEventDictionary = new Dictionary<UIEvent, List<BaseEvent>>();

public void Listen(UIEvent uiEvent, Action<object> listenerAction, Action callerAction = null) 

public void Fire(UIEvent uiEvent, object obj = null) 

public enum UIEvent {
    ENTER_PLAY_STATE,
    GET_SCORE_INFO,
    GAME_PAUSE,
    GAME_OVER,
    CLEAR_DATA,
    SET_MUIE,
    REFRESH_SCORE,
    SHOW_ALERT,
    SHOW_DIFFICULITY_PANEL,
    SHOW_DEFINED_PANEL,
    CAMERA_SHAKE
}

    public BasePanel PushPanel(BasePanel targetPanel) {
        if (targetPanel == mPanelStack.Peek()) {
            return targetPanel;
        }
        mPanelStack.Remove(targetPanel);
        var tempPanel = mPanelStack.Peek();
        if (tempPanel != null) {
            //如果新窗口关闭时, 它不需要再被显示
            if (!tempPanel.stack) {
                mPanelStack.Pop();
            }
            //不管有没有弹出栈, 都需要将它隐藏
            tempPanel.Hide();
        }
        targetPanel.Show();
        return mPanelStack.Push(targetPanel);
    }

//声明
private Sequence mScoreSequence;
//函数内初始化
mScoreSequence = DOTween.Sequence();
//函数内设置属性
mScoreSequence.SetAutoKill(false);

mScoreSequence.Append(DOTween.To(delegate (float value) {
    //向下取整
    var temp = Math.Floor(value);
    //向Text组件赋值
    currentScoreText.text = temp + "";
}, mOldScore, newScore, 0.4f));
//将更新后的值记录下来, 用于下一次滚动动画
mOldScore = newScore;

    private void Fall(int step = 1)
    {
        while (true)
        {
            var position = transform.position;
            position.y -= step;
            transform.position = position;
            if (mControllerInstance.model.IsShapePositionValid(transform) == false)//触碰到了底部方块, 停止下落
            {
                position.y += step;
                transform.position = position;
                if (step == 1)//为一, 方块不会发生重叠
                {
                    mIsPause = true;
                    //储存当前数据>>检测是否需要消除行
                    mControllerInstance.model.PlaceShape(transform);
                    //新shape或结束
                    GameManager.Instance.ShapeFallDown();
                    break;
                }
                step = step - 1;//如果不为1, 方块可能发生重叠
                continue;
            }
            AudioManager.Instance.PlayDrop();//继续下落
            break;
        }
    }

//kMultiple为加速因子
//private const int kMultiple = 20;

void Update() {
    if (mIsPause) {
        return;
    }
    mTimer += Time.deltaTime;
    if (mIsRocket) {
        Fall(5);
        if (!mHasRocket) {
            EventManager.Instance.Fire(UIEvent.CAMERA_SHAKE);
            mHasRocket = true;
        }
    }
    else {
        if (mTimer > (mIsSpeedUp ? normalStepTime / kMultiple : normalStepTime)) {
            mTimer = 0;
            Fall();
        }
    }
    //input
    InputControl();
}

	//mCameraVector3 为相机原始的位置

	private void CameraShake(object obj) {
        Camera.main.DOShakePosition(0.05f, new Vector3(0, 0.2f, 0)).SetEase(Ease.Linear).OnComplete(() => {
            Camera.main.transform.position = mCameraVector3;
        });
    }