Re: Fixed pattern with colorWithPatternImage
Re: Fixed pattern with colorWithPatternImage
- Subject: Re: Fixed pattern with colorWithPatternImage
- From: Ken Ferry <email@hidden>
- Date: Sun, 5 Sep 2010 15:42:31 -0700
On Sun, Sep 5, 2010 at 3:41 PM, Ken Ferry <email@hidden> wrote:
>
>
> On Sat, Sep 4, 2010 at 1:16 PM, Daniel Lopes <email@hidden>wrote:
>
>> Hello Quincey,
>>
>> Thanks, I thought that a simple thing like that could be done easier. My
>> background is from web dev (specially Ruby).
>>
>
> NSDrawThreePartImage looks like it should be very easy in this case. In
> fact, it looks like you do have a separate top image (though you could pass
> nil if you didn't).
>
Oh, you probably want to go left to right, not top to bottom.
Nevertheless, it's one function call.
-Ken
>
> -Ken
>
>
>>
>> That app is just a simple pet project and for that I will use a simple
>> gradient instead of the image. I tried the image because I want a small
>> noise instead of a plain gradient.
>>
>> But really thanks for all the help, I will study the link that you sent
>> and also study Coregraphics.
>>
>> Sent from my iPad
>>
>> On 04/09/2010, at 14:52, Quincey Morris <email@hidden>
>> wrote:
>>
>> > On Sep 4, 2010, at 10:13, Daniel - Area wrote:
>> >
>> >> My code is basically this:
>> >> http://pastie.org/1138167
>> >>
>> >> a) Looking my code I think the issue is exactly what you said. But
>> >> what is the right object and properties to access the full size of the
>> >> view?
>> >
>> > No, what I said is not the problem. You're not using the 'rect'
>> parameter at all.
>> >
>> > Consulting the 'colorWithPatternImage:' documentation:
>> >
>> >> Parameters
>> >> image
>> >> The image to use as the pattern for the color object. The image is
>> tiled starting at the bottom of the window. The image is not scaled.
>> >
>> > The pattern is tiled relative to the window, not to the view. So, the
>> 'colorWithPatternImage:' isn't a viable approach in this case.
>> >
>> > You're going to have to browse the documentation to find a different
>> approach (or search for sample code you can adapt). One possibility might be
>> NSGradient, another might be NSDrawThreePartImage. These are both discussed
>> here:
>> >
>> >
>> http://developer.apple.com/mac/library/documentation/Cocoa/Conceptual/CocoaDrawingGuide/Introduction/Introduction.html
>> >
>> > Or, you might be able to drop down to core graphics, and use something
>> like CGContextDrawTiledImage.
>> >
>> >
>> >
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