Re: [css-text-decor] Orientation of emphasis marks for sideways text

On 11/21/2015 10:01 AM, Xidorn Quan wrote:
> The current spec says:
> Marks must remain upright in vertical writing modes: like CJK
> characters, they do not rotate to match the writing mode.
>
> There is a question that, should the emphasis marks remain upright
> even when using sideways-* writing modes or specifying sideways
> orientation?
>
> This should be clarified in the spec whatever the answer is.

I think the correct answer, given that even ideographic characters
are sideways, is that the emphasis marks are also sideways.

We can make this optional for conformance in this level, if it is
an implementation difficulty, given it's likely an uncommon case.

~fantasai