> On May 11, 2016, at 1:38 PM, David Duncan <david.dun...@apple.com> wrote:
> 
>> On May 11, 2016, at 1:32 PM, Carl Hoefs <newsli...@autonomy.caltech.edu> 
>> wrote:
>> 
>> In iOS 9.3, I have a UIView that displays a graph, and the view is 
>> pinchable. That works fine but I want to programmatically pinch the UIView 
>> so the default display initially shows the graph a bit smaller. How can I do 
>> this? Alternately, I've tried setting self.view.contentScaleFactor but this 
>> property seems to have no effect.
> 
> contentScaleFactor determines the pixel : point relationship when using 
> -drawRect: on a view. You want to set the transform for something like this 
> (note that this will affect the view’s frame as well).

Right, I was hoping there was a way to initially programmatically pinch the 
view down by 10%, so the view's frame isn't reduced as well. Then the user can 
pinch it to zoom in/out as desired.
-Carl



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