/// <summary>
/// 根据已经存在的项创建其他的项 如果项太多会删除数据
/// </summary>
/// <param name="dex"></param>
/// <returns></returns>
protected virtual RectTransform CrateGameObject(int dex)
{
RectTransform target = null;
bool isCreateItem = false; //标示是否是创建的项or 复用的项
if (dex < ContentRectrans.childCount)
{
target = ContentRectrans.GetChildEX(dex);
}
else
{
target = GameObject.Instantiate(mItemPrefab, ContentRectrans).transform as RectTransform;
isCreateItem = true;
}
LoopCircleItem circleItem = target.GetAddComponent <LoopCircleItem>();
circleItem.InitialedView(dex);
AllLoopCircleItems[target] = circleItem;
if (isCreateItem && OnItemCreateAct != null)
{
OnItemCreateAct(target, circleItem);
}
return(target);
}
private void Awake()
{
ShowText = transform.Find("Text").GetComponent <Text>();
mConfirmButton = transform.Find("ConfirmButton").GetComponent <Button>();
m_LoopCircleItem = transform.GetComponent <LoopCircleItem>();
mConfirmButton.onClick.AddListener(OnButtonClick);
}
private void OnDeleteData(LoopCircleItem item)
{
//Transform target = mVerticalLoopCircleTween.GetFirstVisibleTrans();
//if (target == null) return;
//LoopCircleItem loopCircle = mVerticalLoopCircleTween.GetLoopCircleItemByTrans(target);
//if (loopCircle == null) return;
////
//mVerticalLoopCircleTween.RefillData(LooCircledDataManager.Instance.Datas.Count, loopCircle.DataIndex);
}
public LoopCircleItem GetLoopCircleItemByTrans(RectTransform target)
{
LoopCircleItem result = null;
if (AllLoopCircleItems.TryGetValue(target, out result))
{
return(result);
}
Debug.LogError("GetLoopCircleItemByTrans Fail");
return(null);
}
/// <summary>
/// 根据索引获取可见的项
/// </summary>
/// <param name="dex"></param>
/// <returns></returns>
public LoopCircleItem GetVisibleLoopItemByIndex(int dex)
{
LoopCircleItem result = null;
if (mAllVisibleLoopItems.TryGetValue(dex, out result))
{
return(result);
}
Debug.LogError(string.Format("获取可见项失败 没有这个索引:{0} 对应的项 ", dex));
return(null);
}
/// <summary>
/// 将最后不可见的项移动到第一个
/// </summary>
/// <param name="firstItem"></param>
protected virtual void ScrollUpDirection(RectTransform lastItem, RectTransform firstItem)
{
lastItem.SetAsFirstSibling();
lastItem.anchoredPosition = new Vector2(firstItem.anchoredPosition.x, firstItem.anchoredPosition.y + ItemDistance);
LoopCircleItem lastloopCircle = AllLoopCircleItems[lastItem];
LoopCircleItem firstloopCircle = AllLoopCircleItems[firstItem];
lastloopCircle.InitialedView(firstloopCircle.DataIndex - 1);
if (OnItemShowAct != null)
{
OnItemShowAct.Invoke(lastItem, lastloopCircle);
}
}
/// <summary>
/// 将第一个不可见的项移动到末尾
/// </summary>
/// <param name="firstItem"></param>
protected virtual void ScrollRightDirection(RectTransform firstItem, RectTransform lastItem)
{
//if (firstItem == null)
// firstItem = ContentRectrans.GetChildEX(0);
firstItem.SetAsLastSibling();
firstItem.anchoredPosition = new Vector2(lastItem.anchoredPosition.x + ItemDistance, lastItem.anchoredPosition.y);
LoopCircleItem firstloopCircle = AllLoopCircleItems[firstItem];
LoopCircleItem lastloopCircle = AllLoopCircleItems[lastItem];
firstloopCircle.InitialedView(lastloopCircle.DataIndex + 1);
if (OnItemShowAct != null)
{
OnItemShowAct.Invoke(firstItem, firstloopCircle);
}
}
/// <summary>
///将最后一个不可见得项移动到开头
/// </summary>
/// <param name="operateItem"></param>
protected virtual void ScrollLeftDirection(RectTransform lastItem, RectTransform firstItem)
{
//if (lastItem == null)
// lastItem = ContentRectrans.GetChildEX(ContentRectrans.childCount - 1);
lastItem.SetAsFirstSibling();
lastItem.anchoredPosition = new Vector2(firstItem.anchoredPosition.x - ItemDistance, firstItem.anchoredPosition.y);
LoopCircleItem lastloopCircle = AllLoopCircleItems[lastItem];
LoopCircleItem firstloopCircle = AllLoopCircleItems[firstItem];
lastloopCircle.InitialedView(firstloopCircle.DataIndex - 1);
if (OnItemShowAct != null)
{
OnItemShowAct.Invoke(lastItem, lastloopCircle);
}
}
/// <summary>
/// 主要用于删除当前数据后 为了保持现有的视图获取需要显示的数据偏移
/// </summary>
/// <returns></returns>
public int GetFristVisibleLoopItemDataIndex()
{
RectTransform target = GetFirstVisibleTrans();
if (target == null)
{
return(0);
}
LoopCircleItem loopCircle = GetLoopCircleItemByTrans(target);
if (loopCircle == null)
{
return(0);
}
return(loopCircle.DataIndex);
}
private void OnDeleteData(LoopCircleItem item)
{
RectTransform target = m_HorizontialHalfLoopCircleFixdistance.GetFirstVisibleTrans();
if (target == null)
{
return;
}
LoopCircleItem loopCircle = m_HorizontialHalfLoopCircleFixdistance.GetLoopCircleItemByTrans(target);
if (loopCircle == null)
{
return;
}
//
m_HorizontialHalfLoopCircleFixdistance.RefillData(LooCircledDataManager.Instance.Datas.Count, loopCircle.DataIndex);
}
private void OnDeleteData(LoopCircleItem item)
{
Debug.Log("OnDeleteData __" + item.name + " DataIndex=" + item.DataIndex);
RectTransform target = m_VerticalHalfLoopCicleTween.GetFirstVisibleTrans();
if (target == null)
{
return;
}
LoopCircleItem loopCircle = m_VerticalHalfLoopCicleTween.GetLoopCircleItemByTrans(target);
if (loopCircle == null)
{
return;
}
//
m_VerticalHalfLoopCicleTween.RefillData(LooCircledDataManager.Instance.Datas.Count, loopCircle.DataIndex);
}
/// <summary>
/// 创建 RealShowRectItemCount 个显示的Item项 并保存到AllLoopCircleItems 中
/// </summary>
protected virtual void CreatePerfectShowItems()
{
for (int dex = 0; dex < RealShowRectItemCount; dex++)
{
CrateGameObject(dex);
}
///2019/4/22 新增 删除多余的项
if (ContentRectrans.childCount > RealShowRectItemCount)
{
for (int dex = ContentRectrans.childCount - 1; dex >= RealShowRectItemCount; dex--)
{
RectTransform target = ContentRectrans.GetChildEX(dex);
LoopCircleItem circleItem = AllLoopCircleItems[target];
AllLoopCircleItems.Remove(target);
GameObject.Destroy(target.gameObject);
if (OnItemRemoveAct != null)
{
OnItemRemoveAct(target, circleItem);
}
}
}
}
private void OnShowItem(Transform trans, LoopCircleItem loopItem)
{
trans.GetComponent <TestLoopCircleItem>().Show(null);
}
private void OnCreateItem(Transform trans, LoopCircleItem loopItem)
{
trans.GetAddComponent <TestLoopCircleItem>();
}
private void OnShowItem(RectTransform trans, LoopCircleItem loopItem)
{
Debug.Log("OnShowItem __" + trans.name + " DataIndex=" + loopItem.DataIndex);
trans.GetComponent <TestLoopCircleItem>().Show(OnDeleteData);
}
private void OnCreateItem(RectTransform trans, LoopCircleItem loopItem)
{
Debug.Log("OnCreateItem __" + trans.name + " DataIndex=" + loopItem.DataIndex);
trans.GetAddComponent <TestLoopCircleItem>();
}
private void OnCreateItem(Transform trans, LoopCircleItem loopItem)
{
Debug.Log("OnCreateItem " + trans.gameObject.name + " " + loopItem.DataIndex);
trans.GetAddComponent<TestLoopCircleItem>();
}
private void OnDeleteItem(Transform trans, LoopCircleItem loopItem)
{
Debug.Log("OnDeleteItem " + trans.gameObject.name + " " + loopItem.DataIndex);
}