Tried it, my code looks like this now:
CustomLayer *lines = [CustomLayer layer];
[self.view.layer addSublayer:lines];
[lines setNeedsDisplay];
Still nothing. Am I calling setNeedsDisplay at the wrong place?
On 2010-02-11, at 5:39 PM, Bob Barnes wrote:
> Have you tried calling setNeedsDisplay on the view? You need to request
> that a view redraw when the data or state used for drawing a view changes.
>
> Bob
>
> On Feb 11, 2010, at 3:44 PM, PCWiz wrote:
>
>> I'm trying to do some custom drawing in a CALayer subclass by overriding the
>> drawInContext: method, but it appears that its not being called. In my
>> subclass I just have this:
>>
>> - (void)drawInContext:(CGContextRef)theContext
>> {
>> NSLog(@"drawInContext called");
>> }
>>
>> Then in the viewDidLoad method of my view controller I have this:
>>
>> CustomLayer *lines = [CustomLayer layer];
>> [self.view.layer addSublayer:lines];
>>
>> However, the drawInContext method is never called. What am I doing wrong
>> here?_______________________________________________
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