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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?

Received on Wednesday, 14 April 2010 15:15:59 UTC

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