private void TouchHandler()
{
Touch touch;
//返回一个在触摸开始阶段时非触摸UI的触摸点
if (m_touchFingerId > -1)
{
touch = InputUtil.GetTouchWithFingerId(m_touchFingerId);
m_touchFingerId = touch.fingerId;
}
else
{
touch = InputUtil.GetTouchNonPointerOverUI(TouchPhase.Began);
m_touchFingerId = touch.fingerId;
}
if (touch.fingerId > -1)
{
if (GetPositionOnActiveArea(touch.position, advancedOptions.activeArea))
{
float h = touch.deltaPosition.x * 0.5f;
if (!m_isRotateBegin)
{
m_isRotateBegin = true;
onPreRotateEvent?.Invoke(h);
}
Rotate(h);
}
}
}