Vincent,

Do you have some code that you can show us?  Otherwise, diagnosing your problem 
will be pure guesswork.

regards,

douglas

> However, I'm facing a challenge: when the user move the mouse, the drawing 
> must move accordingly, feeling in white spaces that appear when updating the 
> position property. However, to feel in those spaces, the app must be able to 
> draw on it, thus the layer shall be resizable in every four direction, 
> including left and below, while maintaining the existing drawing unchanged. 
> I've tried to move the anchor point around and modify bounds or frame, but to 
> no avail: or I get no extension, or I have a transitory motion corresponding 
> to a bound property change (is there a way to disable the implied 
> CASimpleAnimation?). So, put briefly, is there a way to extend a CALayer in 
> whatever direction while keeping its content unmoving?
> 
> Thanks!
> Vincent_______________________________________________

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