/// <summary>
/// Fit screen size base on Unity Engine architecture.
/// </summary>
/// <param name="xRatio"></param>
/// <param name="yRatio"></param>
public void FitPerfectSize(float xRatio, float yRatio)
{
/*
* NOTE(jenchieh):
* Cool, `sizeDelta' will actually change the `localPosition'
* now since version 2017.4.
*
* So we set the `sizeDelta' (width and height) first, then
* set the `localPosition'.
*/
/* Do the scale. */
{
List <Transform> childs = null;
if (!mIsUnityDefinedUI)
{
// NOTE: If not the Unity define UI, we need to
// dettach all the child transform before we can
// resize it. If we resize it without dettach all
// child transforms, the children transform will
// also be scaled/changed.
//
// 這個有點暴力解法... 不知道為什麼Unity沒有辦法
// 在初始化階段一次清乾淨.
childs = JCS_Utility.ForceDetachChildren(this.mRectTransform);
}
Vector3 newScale = mRectTransform.localScale;
newScale.x /= xRatio;
newScale.y /= yRatio;
mRectTransform.localScale = newScale;
if (!mIsUnityDefinedUI)
{
// NOTE: Reattach all the previous child.
JCS_Utility.AttachChildren(this.mRectTransform, childs);
}
}
/* Do the position. */
{
Vector3 newPosition = mRectTransform.localPosition;
newPosition.x /= xRatio;
newPosition.y /= yRatio;
// set to the new position
mRectTransform.localPosition = newPosition;
}
}