Re: Improving drawing of UIView with many many Subviews
Re: Improving drawing of UIView with many many Subviews
- Subject: Re: Improving drawing of UIView with many many Subviews
- From: Gustavo Pizano <email@hidden>
- Date: Tue, 21 Dec 2010 18:26:40 +0100
Aha,,, I thought using UIView instead would be better, but I guess I was wrong..
I will then make the modifications then and see..
Thanks for the help I will keep you informed..
G.
On Dec 21, 2010, at 5:57 PM, David Duncan wrote:
> Why not just use a UIImageView instead of implementing a custom UIView subclass to do this? If this is all you are doing a UIImageView is very often the superior choice.
>
> On Dec 21, 2010, at 6:46 AM, Gustavo Adolfo Pizano wrote:
>
>> and this is the drawrect method of the BCItemView
>>
>> // Only override drawRect: if you perform custom drawing.
>> // An empty implementation adversely affects performance during animation.
>> - (void)drawRect:(CGRect)rect {
>> // Drawing code.
>>
>> CGContextRef context = UIGraphicsGetCurrentContext();
>> CGContextSaveGState(context);
>> CGContextTranslateCTM(context, 0, CGImageGetHeight(bc_itemImage));
>> CGContextScaleCTM(context, 1.0, -1.0);
>> CGContextDrawImage(context, self.bounds, bc_itemImage);
>> CGContextRestoreGState(context);
>>
>> }
>
> --
> David Duncan
>
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