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Re: [CSS3] Some thoughts about functions, notation and gradient().

From: L. David Baron <dbaron@dbaron.org>
Date: Thu, 20 Aug 2009 13:16:44 -0700
To: www-style <www-style@w3.org>
Message-ID: <20090820201644.GA20079@pickering.dbaron.org>
On Thursday 2009-08-20 12:44 -0700, Brad Kemper wrote:
> On Aug 20, 2009, at 10:25 AM, "L. David Baron" <dbaron@dbaron.org> wrote:
>> For inside, the
>> length of the gradient line would be the length that touches the
>> edges of the background positioning area.
>
> Personally, I don't think 'inside' is needed. I don't see gradients like 
> that much in the wild, and Tab's use case for 'inside' was to keep the 
> gradient confined to one corner.

Fine with me.

>> For outside, the length
>> of the gradient line would be the longest length such that the
>> perpendiculars to the ends of the gradient line intersect the
>> corners of the background positioning area.  (Longest because there
>> are shorter such lengths, but they intersect the wrong corners.)
>
> I think that amounts to the same gradient (you are even using similar  
> wording as I did for describing where it ends). The path you describe is 
> parallel to the one starting from a corner and has the sane length. Each 
> color in the gradient is perpendicular to both paths.

Ah, right.  For 'outside' it is the same gradient.  (Though it isn't
for 'inside'.)

-David

-- 
L. David Baron                                 http://dbaron.org/
Mozilla Corporation                       http://www.mozilla.com/
Received on Thursday, 20 August 2009 20:17:20 GMT

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