On Jul 3, 2011, at 9:40 PM, Tales Pinheiro De Andrade wrote:

> I have a view with a subview. The subview is rotated by a drag operation, 
> when I change the subview transform property.
> 
> Now I'm trying to set the view as observer of subview transform property, 
> like this:


UIKit doesn't promise that any of the properties it exports are KV observable. 
I would recommend you use a different method to observe changes in the 
transform.
--
David Duncan

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