static internal int checkDelegate(IntPtr l, int p, out SpringPosition.OnFinished ua)
{
int op = extractFunction(l, p);
if (LuaDLL.lua_isnil(l, p))
{
ua = null;
return(op);
}
else if (LuaDLL.lua_isuserdata(l, p) == 1)
{
ua = (SpringPosition.OnFinished)checkObj(l, p);
return(op);
}
LuaDelegate ld;
checkType(l, -1, out ld);
if (ld.d != null)
{
ua = (SpringPosition.OnFinished)ld.d;
return(op);
}
LuaDLL.lua_pop(l, 1);
l = LuaState.get(l).L;
ua = () =>
{
int error = pushTry(l);
ld.pcall(0, error);
LuaDLL.lua_settop(l, error - 1);
};
ld.d = ua;
return(op);
}
/// <summary>
/// 目前只支持横向的滚动条。
/// 只支持减少一个子控件，并且移除的子控件会移动到滚动条最右边或最左边，位于被移除的控件右边的控件会往左移动一个itemsize的距离（包括被移除的控件）。
/// </summary>
/// <param name="goItem"></param>
/// <param name="newSize"></param>
/// <param name="aniTime"></param>
/// <param name="aniStrenth"></param>
/// <param name="onFinish"></param>
public void DisappearOneAndMoveOn(GameObject goItem, int newSize, float aniTime, float aniStrenth, SpringPosition.OnFinished onFinish)
{
_aniTime = aniTime;
totalSize = newSize;
_aniSpringStrenth = aniStrenth;
_onAniFinish = onFinish;
for (int i = 0; i < mChildren.size; ++i)
{
Transform t = mChildren[i];
if (t.gameObject == goItem)
{
goItem.SendMessage("OnWrapDisappear", aniTime, SendMessageOptions.DontRequireReceiver);
StartCoroutine("MoveOn", goItem);
break;
}
}
}
private IEnumerator MoveOn(GameObject goItem)
{
// 等待消失动画完成
yield return(new WaitForSeconds(_aniTime));
goItem.SendMessage("OnWrapDisappearEnd", SendMessageOptions.DontRequireReceiver);
Vector3 disappearPos = goItem.transform.localPosition;
// 移到最后或者最前
Vector3 rightPos = GetRightestPos() + new Vector3(itemSize, 0f, 0f);
// 可以移动到最右
// 不需要取绝对值，横向滚动条物件的x值肯定大于等于0
// 纵向的才要
if (Mathf.RoundToInt(rightPos.x / itemSize) < totalSize)
{
goItem.transform.localPosition = rightPos;
onUpdateItem(goItem.transform, Mathf.Abs(Mathf.RoundToInt(goItem.transform.localPosition.x / itemSize)));
}
else
{
Vector3 leftPos = GetLeftestPos() - new Vector3(itemSize, 0f, 0f);
// 可以移动最左
// 这里不能取绝对值。。 否则结果肯定大于等于0了
if (Mathf.RoundToInt(leftPos.x / itemSize) >= 0)
{
goItem.transform.localPosition = leftPos;
onUpdateItem(goItem.transform, Mathf.Abs(Mathf.RoundToInt(goItem.transform.localPosition.x / itemSize)));
}
else
{
// 两边都不满足，则移动到最右，并且隐藏
goItem.transform.localPosition = rightPos;
NGUITools.SetActive(goItem, false);
}
}
// 如果总大小小于预留控件大小，则需要隐藏刚消失的控件
// if (totalSize < mChildren.size)
// {
// NGUITools.SetActive(goItem, false);
// }
// else
// {
// onUpdateItem(goItem.transform, Mathf.Abs(Mathf.RoundToInt(goItem.transform.localPosition.x / itemSize)));
// }
bool hasSpring = false;
// 超过消失点的控件，spring到合适位置
// to do 如果是不可见的控件，不能用spring，直接设置到目标位置
for (int i = 0; i < mChildren.size; ++i)
{
Transform t = mChildren[i];
if (t.localPosition.x > disappearPos.x)
{
if (NGUITools.GetActive(t.gameObject))
{
hasSpring = true;
if (Mathf.RoundToInt(t.localPosition.x - disappearPos.x) == itemSize)
{
t.gameObject.SendMessage("OnWrapSpringBegin", SendMessageOptions.DontRequireReceiver);
SpringPosition.Begin(t.gameObject, t.localPosition - new Vector3(itemSize, 0f, 0f), _aniSpringStrenth).onFinished = _onAniFinish;
}
else
{
SpringPosition.Begin(t.gameObject, t.localPosition - new Vector3(itemSize, 0f, 0f), _aniSpringStrenth);
}
}
else
{
t.localPosition = t.localPosition - new Vector3(itemSize, 0f, 0f);
}
}
}
if (!hasSpring)
{
if (_onAniFinish != null)
{
_onAniFinish();
_onAniFinish = null;
}
}
}
