/// <summary>
/// 将UI上的某个世界坐标转换成UI根节点上的本地坐标
/// </summary>
/// <param name="pos">UI对象世界坐标</param>
/// <returns>UI根节点上的本地坐标</returns>
public static Vector3 getNGUIPosition(Vector3 pos)
{
Vector3 newPos = UICamera.mainCamera.WorldToScreenPoint(pos);
newPos.x -= Screen.width / 2;
newPos.y -= Screen.height / 2;
//newPos.x *= 640 / (float)Screen.height;
if (UIWindowManager.getInstance().getUIRoot().scalingStyle == UIRoot.Scaling.Constrained ||
UIWindowManager.getInstance().getUIRoot().scalingStyle == UIRoot.Scaling.ConstrainedOnMobiles)
{
float curScreenHeight = Screen.height * UICamera.mainCamera.rect.height;
newPos.x *= (960.0f / (float)curScreenHeight);
newPos.y *= (960.0f / (float)curScreenHeight);
}
return(newPos);
}
public static Vector2 getCurMouseOrTouchNGUIPosition()
{
#if UNITY_EDITOR
Vector3 newPos = Input.mousePosition;
#else
Vector3 newPos = Input.GetTouch(0).position;
#endif
newPos.x -= Screen.width / 2;
newPos.y -= Screen.height / 2;
if (UIWindowManager.getInstance().getUIRoot().scalingStyle == UIRoot.Scaling.Constrained ||
UIWindowManager.getInstance().getUIRoot().scalingStyle == UIRoot.Scaling.ConstrainedOnMobiles)
{
float curScreenHeight = Screen.height * UICamera.mainCamera.rect.height;
newPos.x *= (960.0f / (float)curScreenHeight);
newPos.y *= (960.0f / (float)curScreenHeight);
}
return(newPos);
}
public void setScale()
{
if (UIWindowManager.getInstance() != null)
{
if (UIWindowManager.getInstance().getUIRoot().scalingStyle == UIRoot.Scaling.Constrained ||
UIWindowManager.getInstance().getUIRoot().scalingStyle == UIRoot.Scaling.ConstrainedOnMobiles)
{
Vector3 newVec;
float myRatio = (float)Screen.width / (float)Screen.height;
float maxRatio = 1708.0f / 960.0f;
float minRatio = 1280.0f / 960.0f;
newVec.x = Mathf.Lerp(_scaleof_960_640.x, _scaleof_1136_640.x, (myRatio - minRatio) / (maxRatio - minRatio));
newVec.y = _scaleof_960_640.y;
newVec.z = _scaleof_960_640.z;
transform.localScale = newVec;
}
else if ((float)Screen.width / (float)Screen.height < 1.4f)
{
transform.localScale = _scaleof_1024_768;
}
}
}