Re: Fixed pattern with colorWithPatternImage
Re: Fixed pattern with colorWithPatternImage
- Subject: Re: Fixed pattern with colorWithPatternImage
- From: Daniel Lopes <email@hidden>
- Date: Sun, 5 Sep 2010 22:04:13 -0300
Thanks everybody. I'm without my mac now, so I will try all the recomendations tomorrow, anyway... big thanks for all help (until now I didnt found a good a place where I can have help to learn Cocoa for Mac, and not iPhone).
Sent from my iPad
On 05/09/2010, at 19:42, Ken Ferry <email@hidden> wrote:
>
>
> 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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