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Re: Coordinate spaces in SVG and CSS

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Wed, 14 Apr 2010 08:15:05 -0700
Message-ID: <t2xdd0fbad1004140815n5df558c3k13fe5b911e8be35@mail.gmail.com>
To: Erik Dahlstrom <ed@opera.com>
Cc: public-fx@w3.org
On Wed, Apr 14, 2010 at 7:53 AM, Erik Dahlstrom <ed@opera.com> wrote:
> For reference, this is the section:
>
>  http://dev.w3.org/csswg/css3-images/#view-boxes-or-sizing-images-in-css
>
> I'd like to see a couple of examples there, and a visual representation of
> how the different boxes relate to each other.
>
> [[ The general treatment of images in CSS is as follows: ]]
> That sounds more like informative wording, is the steps that follow meant to
> be normative/testable?

I think so, unless there's anything crazy.  I need to MUSTify it a bit.


> [[ CSS does not define how image formats may react to a CSS View Box that is
> a different size than the Image View Box, but commonly the image will scale
> itself to fit the new dimensions, perhaps scaling both dimensions
> independently, scaling both dimensions together so that it exactly touches
> the sides of the view box without going outside of them, seam carving to
> remove content that does not fit within the dimensions, or any other method.
> ]]
> Should there be a possibility for other specs to normatively define how an
> "Image View Box" is fitted into the "CSS View Box"?

A spec for an individual format can certainly normatively define how
it adjust itself to conform to the CSS View Box.  Do you recommend any
change to my wording there?

~TJ
Received on Wednesday, 14 April 2010 15:15:59 GMT

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