Re: How to create a control just as RGB Sphere and Alpha bar
Re: How to create a control just as RGB Sphere and Alpha bar
- Subject: Re: How to create a control just as RGB Sphere and Alpha bar
- From: Symadept <email@hidden>
- Date: Fri, 25 Sep 2009 15:12:48 +0800
Hi Graham,
I tried to display the RGB spectrum as an image in the view. How can I pick
particular pixel color from that image. Does it make sense?
-Mustafa
On Fri, Sep 25, 2009 at 2:29 PM, Graham Cox <email@hidden> wrote:
> tsk, tsk - lazy, lazy.
>
> http://mattgemmell.com/2008/12/08/what-have-you-tried
>
> http://catb.org/~esr/faqs/smart-questions.html
>
>
> C'mon, get real. No-one's going to write your code for you. If you can't
> find a free class somewhere, subclass NSView yourself. A location <--> RGB
> mapping is pretty easy.
>
> --Graham
>
>
>
>
>
>
> On 25/09/2009, at 4:20 PM, Symadept wrote:
>
> Hi Graham,
>>
>> Yes. But do you have any other ways to handle this.
>>
>> I want something like this
>>
>>
>>
>> I could be able to pick the color from the spectrum band and could change
>> the Alpha (This I can manage to some extent, Immediately I need to handle
>> the picking colour from the spectrum.)
>>
>> Regards
>> Mustafa
>>
>
>
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