/// <summary>
/// 执行导航
/// </summary>
/// <param name="clickKey"></param>
private void DoNavigation(E_ClickKey clickKey)
{
switch (clickKey)
{
case E_ClickKey.Up:
if (UpSelectedObj)
{
UIController.instance.CurrentSelectedObj = UpSelectedObj;
}
break;
case E_ClickKey.Down:
if (DownSelectedObj)
{
UIController.instance.CurrentSelectedObj = DownSelectedObj;
}
break;
case E_ClickKey.Left:
if (LeftSelectedObj)
{
UIController.instance.CurrentSelectedObj = LeftSelectedObj;
}
break;
case E_ClickKey.Right:
if (RightSelectedObj)
{
UIController.instance.CurrentSelectedObj = RightSelectedObj;
}
break;
}
}
private void OnKeyDown(E_ClickKey clickKey)
{
//焦点出了列表
if (!_currentSelectedItemBase || _currentSelectedItemBase.gameObject != UIController.instance.CurrentSelectedObj)
{
return;
}
//如果正在移动，return!!!
if (_isMoving)
{
return;
}
//1、检查是否是执行导航操作
if (CheckNavigation(clickKey))
{
DoNavigation(clickKey);
return;
}
//2、检查是否可以移动
if (CheckMove(clickKey))
{
//移动界面
DoPageTransMove(clickKey);
}
}
/// <summary>
/// 检查是否执行导航
/// </summary>
/// <param name="clickKey"></param>
/// <returns></returns>
private bool CheckNavigation(E_ClickKey clickKey)
{
if (_isMoving)
{
return(false);
}
int firstPage = 0;
if (clickKey == E_ClickKey.Up)
{
if (Direction == E_Direct.Vertical && UpSelectedObj && _currentPageData.Page == firstPage && CheckIsTheFirstItemOfTheList(_currentSelectedItemBase))
{
return(true);
}
if (Direction == E_Direct.Horizontal && UpSelectedObj)
{
return(true);
}
}
else if (clickKey == E_ClickKey.Down)
{
if (DownSelectedObj && Direction == E_Direct.Vertical && _currentPageData.Page == MaxPage && CheckIsTheLastItemOfTheList(_currentSelectedItemBase))
{
return(true);
}
if (DownSelectedObj && Direction == E_Direct.Horizontal)
{
return(true);
}
}
else if (clickKey == E_ClickKey.Left)
{
if (LeftSelectedObj && Direction == E_Direct.Horizontal && _currentPageData.Page == firstPage && CheckIsTheFirstItemOfTheList(_currentSelectedItemBase))
{
return(true);
}
if (LeftSelectedObj && Direction == E_Direct.Vertical)
{
return(true);
}
}
else if (clickKey == E_ClickKey.Right)
{
if (RightSelectedObj && Direction == E_Direct.Horizontal && _currentPageData.Page == MaxPage && CheckIsTheLastItemOfTheList(_currentSelectedItemBase))
{
return(true);
}
if (RightSelectedObj && Direction == E_Direct.Vertical)
{
return(true);
}
}
return(false);
}
/// <summary>
/// 检查按下按键后，列表是否可以移动
/// </summary>
/// <param name="clickKey"></param>
/// <returns></returns>
private bool CheckMove(E_ClickKey clickKey)
{
// Debug.Log("clickKey = " + clickKey);
if (_isMoving)
{
return(false);
}
//1、是否到达底部
CheckBottom(clickKey);
//2、移动方向是否正确
//点击上键或者左键
if ((clickKey == E_ClickKey.Up || clickKey == E_ClickKey.Down) && Direction == E_Direct.Horizontal)
{
//如果方向不对，则不能移动
return(false);
}
//点击下键或者右键
if ((clickKey == E_ClickKey.Left || clickKey == E_ClickKey.Right) && Direction == E_Direct.Vertical)
{
return(false);
}
//3、是否满足当页可翻页条件
if (clickKey == E_ClickKey.Up || clickKey == E_ClickKey.Left)
{
//1、如果当前的page已经是最上的一页，则不能移动
if (_currentPageData.Page == 0)
{
return(false);
}
//2、如果选中的item不是page下的第一个item，则不能移动
if (!CheckIsTheFirstItemOfThePage(_currentSelectedItemBase))
{
return(false);
}
}
else if (clickKey == E_ClickKey.Down || clickKey == E_ClickKey.Right)
{
bool isLastItem = CheckIsTheLastItemOfThePage(_currentSelectedItemBase);
//1、如果当前的page已经是最上的一页，则不能移动
if (_currentPageData.Page == MaxPage)
{
return(false);
}
//2、如果选中的item不是page下的最后一个item，则不能移动
if (!isLastItem)
{
return(false);
}
}
return(true);
}
private void LoadNewPageData(E_ClickKey clickKey)
{
//逆序翻页
if (clickKey == E_ClickKey.Up || clickKey == E_ClickKey.Left)
{
SetCurrentPageData(false);
}
//顺序翻页
else if (clickKey == E_ClickKey.Down || clickKey == E_ClickKey.Right)
{
SetCurrentPageData(true);
}
}
private void CheckBottom(E_ClickKey clickKey)
{
if (clickKey == E_ClickKey.Down || clickKey == E_ClickKey.Right)
{
bool isLastItem = CheckIsTheLastItemOfThePage(_currentSelectedItemBase);
int currentPage = _currentPageData.Page;
if (currentPage == MaxPage && isLastItem)
{
Debug.Log("到达底部！");
if (HandleBottom != null)
{
HandleBottom();
}
}
}
}
/// <summary>
/// 执行翻页动画
/// </summary>
/// <param name="clickKey"></param>
private void DoPageTransMove(E_ClickKey clickKey)
{
//加载新界面数据
LoadNewPageData(clickKey);
Transform currentPageItem = GetTheOtherPageTrans(_currentPageData.Trans);
Transform theOtherPageItem = _currentPageData.Trans;
Vector3 theOtherStartPos = default(Vector3);
Vector3 theOtherTargetPos = CenterPosition;
Vector3 curStartPos = CenterPosition;
Vector3 curTargetPos = default(Vector3);
Vector2 pageSize = PageTrans.GetComponent <RectTransform>().sizeDelta;
switch (clickKey)
{
case E_ClickKey.Up:
theOtherStartPos = new Vector3(0f, pageSize.y);
curTargetPos = new Vector3(0f, -pageSize.y);
break;
case E_ClickKey.Down:
theOtherStartPos = new Vector3(0f, -pageSize.y);
curTargetPos = new Vector3(0f, pageSize.y);
break;
case E_ClickKey.Left:
theOtherStartPos = new Vector3(-pageSize.x, 0f);
curTargetPos = new Vector3(pageSize.x, 0f);
break;
case E_ClickKey.Right:
theOtherStartPos = new Vector3(pageSize.x, 0f);
curTargetPos = new Vector3(-pageSize.x, 0f);
break;
}
currentPageItem.localPosition = curStartPos;
theOtherPageItem.localPosition = theOtherStartPos;
_isMoving = true;
if (HandleMove != null)
{
HandleMove();
}
EnablePageItemBtn(currentPageItem, false);
// Debug.Log(currentPageItem.localPosition + " " + curTargetPos);
// Debug.Log(theOtherPageItem.localPosition + " " + theOtherTargetPos);
DoTweenHelper.DoLocalMove(currentPageItem, curTargetPos, 0.5f, EaseType, () =>
{
EnablePageItemBtn(currentPageItem, true);
});
DoTweenHelper.DoLocalMove(theOtherPageItem, theOtherTargetPos, 0.5f, EaseType, () =>
{
_isMoving = false;
if (HandleMoveComplete != null)
{
HandleMoveComplete();
}
if (clickKey == E_ClickKey.Up || clickKey == E_ClickKey.Left)
{
for (int i = theOtherPageItem.childCount - 1; i >= 0; i--)
{
var item = theOtherPageItem.GetChild(i).gameObject;
if (item.activeSelf)
{
UIController.instance.CurrentSelectedObj = item;
break;
}
}
}
else if (clickKey == E_ClickKey.Down || clickKey == E_ClickKey.Right)
{
UIController.instance.CurrentSelectedObj = theOtherPageItem.GetChild(0).gameObject;
}
});
}
