/// <summary>
/// 判断控件是否当前被触摸到
/// </summary>
/// <param name="widget"></param>
/// <returns></returns>
public bool IsWidgetTouched(GameObject widget)
{
if (widget == null)
{
return(false);
}
bool widget_is_visible = false;
RectTransform rect_trans = widget.GetComponent <RectTransform>();
if (rect_trans != null)
{
Camera current_cam = UIMainCtrl.MainCam;
if (current_cam != null)
{
var screen_pos = Input.mousePosition;
if (pointerData == null)
{
pointerData = new PointerEventData(EventSystem.current);
}
var hit_obj = UGUIMath.GetRaycastObj(screen_pos, pointerData);
if (hit_obj != null && UGUIMath.ContainWidget(widget, hit_obj))
{
widget_is_visible = true;
}
}
}
return(widget.activeInHierarchy && widget_is_visible);
}
/// <summary>
/// 判断控件是否可见
/// </summary>
/// <param name="widget"></param>
/// <returns></returns>
public bool IsWidgetVisible(GameObject widget)
{
if (widget == null)
{
return(false);
}
bool widget_is_visible = false;
RectTransform rect_trans = widget.GetComponent <RectTransform>();
if (rect_trans != null)
{
Vector3[] world_corner = new Vector3[4];
rect_trans.GetWorldCorners(world_corner);
Camera current_cam = UIMainCtrl.MainCam;
if (current_cam != null)
{
Vector3 center = (world_corner[0] + world_corner[2]) * 0.5f;
var screen_pos = current_cam.WorldToScreenPoint(center);
if (pointerData == null)
{
pointerData = new PointerEventData(EventSystem.current);
}
bool hasGuideWindow = false;
for (int i = m_IgnoreRaycastGameObjects.Count - 1; i >= 0; i--)
{
if (m_IgnoreRaycastGameObjects[i] == null)
{
m_IgnoreRaycastGameObjects.Remove(m_IgnoreRaycastGameObjects[i]);
continue;
}
if (m_IgnoreRaycastGameObjects[i].name == "UIGuideWindow")
{
hasGuideWindow = true;
break;
}
}
if (!hasGuideWindow)
{
UIBaseWindow guidewnd = UIManager.Instance.GetWindow("UIGuideWindow");
if (guidewnd != null)
{
m_IgnoreRaycastGameObjects.Add(guidewnd.mUIObject);
}
}
var hit_obj = UGUIMath.GetRaycastObj(screen_pos, pointerData, m_IgnoreRaycastGameObjects, true);
if (hit_obj != null && UGUIMath.ContainWidget(widget, hit_obj))
{
widget_is_visible = true;
}
}
}
return(widget.activeInHierarchy && widget_is_visible);
}
/// <summary>
/// 获取屏幕位置处碰撞到的UI物体
/// </summary>
public GameObject GetRaycastObj(Vector3 inPos, UnityEngine.EventSystems.PointerEventData eventDataCurrentPosition, List <GameObject> excludeGameObjects)
{
return(UGUIMath.GetRaycastObj(inPos, eventDataCurrentPosition, excludeGameObjects));
}