public void Unmask(bool all = false)
{
if (all)
{
foreach (KeyValuePair <Transform, MaskedObject> kp in masked)
{
kp.Key.SetParent(kp.Value.parent);
kp.Key.SetSiblingIndex(kp.Value.slibingIndex);
}
masked.Clear();
}
else if (maskLayer.transform.parent.childCount > 1)
{
Transform target = maskLayer.transform.parent.GetChild(maskLayer.transform.parent.childCount - 1);
if (target != maskLayer)
{
MaskedObject mo = masked [target];
target.SetParent(mo.parent);
target.SetSiblingIndex(mo.slibingIndex);
masked.Remove(target);
//pop next
if (maskLayer.transform.parent.childCount >= 1)
{
maskLayer.transform.SetSiblingIndex(maskLayer.transform.parent.childCount - 2);
}
}
}
if (0 == masked.Count)
{
maskLayer.gameObject.SetActive(false);
}
}
public void Show(Transform target, float alpha = -1f)
{
InitSelf();
if (null != target)
{
MaskedObject mo = new MaskedObject();
mo.parent = target.transform.parent;
mo.slibingIndex = target.GetSiblingIndex();
masked.Add(target, mo);
target.SetParent(maskLayer.transform.parent);
maskLayer.transform.SetAsLastSibling();
target.SetAsLastSibling();
}
maskLayer.gameObject.SetActive(true);
Color c = maskLayer.image.color;
if (0 > alpha)
{
c.a = _originalAlpha;
}
else
{
c.a = alpha;
}
// Log.Debug ("alpha set to" + c.a);
maskLayer.image.color = c;
}