// 检查 Cover 状态
internal void CheckCoverStatus()
{
int coverCount = CoverStatus.Count;
for (int i = 0; i < coverCount; i++)
{
if (CoverStatus[i].PointerID < 0)
{
// 鼠标判断
int NowX = (int)Input.mousePosition.x;
int NowY = (int)Input.mousePosition.y;
if (CoverStatus[i].PrevX != NowX || CoverStatus[i].PrevY != NowY)
{
CoverStatus[i].PrevX = NowX;
CoverStatus[i].PrevY = NowY;
PointerEventCache.Add(new PointerData()
{
InputType = PointerInputType.Mouse, EventType = PointerEventType.Cover,
PointerID = -1, X = NowX, Y = NowY
});
}
}
else
{
// 触屏判断
int touchCount = Input.touches.Length;
for (int j = 0; j < touchCount; j++)
{
if (CoverStatus[i].PointerID == Input.touches[j].fingerId)
{
int NowX = (int)Input.touches[j].position.x;
int NowY = (int)Input.touches[j].position.y;
if (CoverStatus[i].PrevX != NowX || CoverStatus[i].PrevY != NowY)
{
CoverStatus[i].PrevX = NowX;
CoverStatus[i].PrevY = NowY;
PointerEventCache.Add(new PointerData()
{
InputType = PointerInputType.Touch, EventType = PointerEventType.Cover,
PointerID = CoverStatus[i].PointerID, X = NowX, Y = NowY
});
}
break;
}
}
}
}
}
// --- Private Function ------------------------------------------------------------------------------------------------------------------------------------------- //
// 缓存指针事件
private void CachePointerEvent(PointerEventType type, PointerEventData data)
{
PointerData pointerData = new PointerData()
{
InputType = data.pointerId < 0 ? PointerInputType.Mouse : PointerInputType.Touch,
EventType = type,
PointerID = data.pointerId,
X = (int)data.position.x,
Y = (int)data.position.y
};
PointerEventCache.Add(pointerData);
if (pointerData.EventType == PointerEventType.Enter)
{
// 添加 Cover 状态
CoverStatus.Add(new PointerCoverStatusForUI()
{
PointerID = pointerData.InputType == PointerInputType.Mouse ? -1 : pointerData.PointerID,
PrevX = pointerData.X,
PrevY = pointerData.Y
});
}
else if (pointerData.EventType == PointerEventType.Exit)
{
// 移除 Cover 状态
int coverCount = CoverStatus.Count;
for (int i = coverCount - 1; i >= 0; i--)
{
if (CoverStatus[i].PointerID == pointerData.PointerID)
{
CoverStatus.RemoveAt(i);
break;
}
}
}
}
