public void OnEndDrag(PointerEventData eventData)
{
//Drag值超出伐值，不能再响应click
if (_canClick && BelongedForm != null && BelongedForm.ChangeScreenValueToForm(Vector2.Distance(eventData.position, _downPosition)) > _clickAreaValue)
{
_canClick = false;
}
//派发事件
if (onDragEnd != null)
{
onDragEnd.Invoke(eventData);
}
//冒泡
if (BelongedListView != null && BelongedListView.m_scrollRect != null)
{
BelongedListView.m_scrollRect.OnEndDrag(eventData);
}
if (DragNext != null)
{
DragNext.OnEndDrag(eventData);
}
//clear输入状态
ClearInputStatus();
}
public void OnEnable()
{
if (BelongedForm != null)
{
SetSortingOrder(BelongedForm.GetSortingOrder());
}
}
public void OnDrag(PointerEventData eventData)
{
//Drag值超出伐值，不能再响应click
if (_canClick && BelongedForm != null && BelongedForm.ChangeScreenValueToForm(Vector2.Distance(eventData.position, _downPosition)) > _clickAreaValue)
{
_canClick = false;
}
//Drag值超出伐值，不能再响应click
if (Vector2.SqrMagnitude(eventData.position - _downPosition) > 1200)
{
_canClick = false;
}
//派发事件
if (onDrag != null)
{
onDrag.Invoke(eventData);
}
//冒泡
if (BelongedListView != null && BelongedListView.m_scrollRect != null)
{
BelongedListView.m_scrollRect.OnDrag(eventData);
}
//
if (DragNext != null)
{
DragNext.OnDrag(eventData);
}
}
protected virtual void Update()
{
if (BelongedForm != null && BelongedForm.IsClosed())
{
return;
}
//优化模式
if (m_useOptimized)
{
UpdateElementsScroll();
}
//屏蔽滚动
if (m_scrollRect != null && !m_scrollExternal)
{
if (m_contentSize.x > m_scrollAreaSize.x || m_contentSize.y > m_scrollAreaSize.y)
{
if (!m_scrollRect.enabled)
{
m_scrollRect.enabled = true;
}
}
else
{
if (Mathf.Abs(m_contentRectTransform.anchoredPosition.x) < 0.001 && Mathf.Abs(m_contentRectTransform.anchoredPosition.y) < 0.001)
{
if (m_scrollRect.enabled)
{
m_scrollRect.enabled = false;
}
}
}
DetectScroll();
}
}
