public void AddItem(BobJoyUIItem item)
{
if (m_list.Contains(item))
{
LogModule.DebugLog(string.Format("{0} has already been added", item.name));
return;
}
m_list.Add(item);
item.SetUINav(this);
}
private void NotifyUIChange(BobJoyUIItem _last)
{
Vector3 offset = m_current.GetOffSetToFit();
UIPanel curPanel = UIPanel.Find(m_current.transform, false);
if (curPanel.GetComponent <UIDraggablePanel>() == null || offset.sqrMagnitude < 0.001f)
{ //ui项目所在Panel不可以拖拽 所以直接移动到ui所在位置
FitCursor();
return;
}
SpringPanel sp = SpringPanel.Begin(curPanel.gameObject, curPanel.gameObject.transform.localPosition + offset, 100);
sp.onFinished = FitCursor;
if (OnUIChanged != null)
{
OnUIChanged(_last, m_current);
}
}
//获取对应方向上的邻居
private BobJoyUIItem Get(Vector2 direction)
{
if (m_current == null || m_current.gameObject.activeInHierarchy == false)
{
return(null);
}
Transform _curTrans = m_current.transform;
Vector3 _localDir = _curTrans.TransformDirection(direction);
Vector3 _curCenter = m_current.Center;
float _min = float.MaxValue;
BobJoyUIItem _next = null;
for (int i = 0; i < m_list.Count; ++i)
{
BobJoyUIItem _item = m_list[i];
if (_item == m_current)
{
continue;
}
if (_item.gameObject.activeInHierarchy == false)
{
continue;
}
//如果大于45度，则排除
Vector3 _dir = _item.Center - _curCenter;
float dot = Vector3.Dot(_localDir.normalized, _dir.normalized);
if (dot < 0.707f)
{
continue;
}
float _sqrMag = _dir.sqrMagnitude;
if (_sqrMag > _min)
{
continue;
}
_next = _item;
_min = _sqrMag;
}
return(_next);
}
//设置当前项目
private BobJoyUIItem SetCurrent(BobJoyUIItem item)
{
BobJoyUIItem _last = m_current;
if (m_list.Contains(item) && item.gameObject.activeInHierarchy == true)
{
m_current = item;
NotifyUIChange(_last);
return(m_current);
}
if (item != null)
{
if (!m_list.Contains(item))
{
LogModule.DebugLog(string.Format("{0} is not in the list {1}", item.name, this.name));
}
if (item.gameObject.activeInHierarchy == false)
{
LogModule.DebugLog(string.Format("{0} is not active", item.name));
}
}
for (int i = 0; i < m_list.Count; ++i)
{
BobJoyUIItem _item = m_list[i];
if (_item.gameObject.activeInHierarchy == false)
{
continue;
}
m_current = _item;
break;
}
NotifyUIChange(_last);
return(m_current);
}
public void RemoveItem(BobJoyUIItem item)
{
m_list.Remove(item);
}
