Re: CALayer disappears on view resize...
Re: CALayer disappears on view resize...
- Subject: Re: CALayer disappears on view resize...
- From: "Peters, Brandon" <email@hidden>
- Date: Thu, 28 Aug 2014 02:46:52 +0000
- Thread-topic: CALayer disappears on view resize...
Never mind, I missed a call to super. I will look into the guide in more detail. Thank you.
On Aug 27, 2014, at 10:43 PM, Brandon Peters <email@hidden> wrote:
> Kyle,
>
> I noticed the guide mentioned overriding setFrameSize. In a test run I noticed that overriding this method did away with the view size constraints I setup in IB. Is that expected behavior for overriding such method?
>
> On Aug 27, 2014, at 9:56 PM, Kyle Sluder <email@hidden> wrote:
>
>> On Wed, Aug 27, 2014, at 08:17 PM, Peters, Brandon wrote:
>>> Devs,
>>>
>>> I have a NSScrollview with and NSImageView as its document view. I have a
>>> sublayer for the scrollview that serves my selection rect. When I load an
>>> image I can pressed down and draw the selection rect, but as soon as I
>>> resize the window, the rect disappears but the image remains. As the
>>> window resizes, the code changes the location of the image in the window
>>> and should also be updating the location of the selection rect such that
>>> the selection rect “stays in place” with respect to the image as its
>>> location is updated due to the window resize. Here is what I have in
>>> drawRect():
>>
>> Stop. -drawRect: is for drawing, not for resizing things.
>>
>> Start by reviewing the View Programming Guide:
>> https://developer.apple.com/library/mac/documentation/cocoa/Conceptual/CocoaViewsGuide/Introduction/Introduction.html#//apple_ref/doc/uid/TP40002978
>>
>> --Kyle Sluder
>>
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