Re: image-orientation feature set and grammar tweaks

On 08/09/2013 07:47 AM, Seth Fowler wrote:
> Hi all,
>
> I'm working on implementing the 'image-orientation' property at Mozilla,
> for inclusion in some future version of Firefox. The initial implementation
> is nearly done at this point. What I've implemented so far is the CSS Level
>4 version of 'image-orientation', plus the 'flip' feature that Tab Atkins
> describes in this email:
>
> http://lists.w3.org/Archives/Public/www-style/2011Dec/0003.html
>
>> image-orientation: from-image | flip | <angle> flip?
>
> The meaning is that 'flip' on its own is equivalent to '0deg flip'.
> I require the angle to always appear before the 'flip' since the
> rotation always happens before the flip; this makes the syntax
> nicely mirror the semantics.

I do wonder if it would make sense to make the keyword 'flip-x'
instead, to be clear about the affected dimension.

> In my implementation, flipping is always done horizontally,
> rather than in the inline direction. I felt this made more
> sense; I know there are uses for flipping an image according
> to the inline direction, but that feels like a different
> feature to me.

I agree this is the right thing to do.

~fantasai