protected override void OnEnable()
{
base.OnEnable();
m_ShouldRecalculateClipRects = true;
ClipperRegistry.Register(this);
MaskUtilities.Notify2DMaskStateChanged(this);
}
protected override void OnDisable()
{
// we call base OnDisable first here
// as we need to have the IsActive return the
// correct value when we notify the children
// that the mask state has changed.
base.OnDisable();
m_ClipTargets.Clear();
m_Clippers.Clear();
ClipperRegistry.Unregister(this);
MaskUtilities.Notify2DMaskStateChanged(this);
}