Re: [cssom-view] More getBoxQuads/convert*FromNode issues

On Fri, Sep 20, 2013 at 5:55 PM, Robert O'Callahan <robert@ocallahan.org>wrote:

> What should getBoxQuads() on a table element return? Obvious options:
> 1) a quad for the "inner table box" (the box with the rows and columns,
> which has the table border on it)
> 2) a quad for the "outer table box" (the box enclosing the inner table box
> and any caption box, which has the table margins on it)
> 3) a quad for the "inner table box" and a quad for the caption box
>
> For the analogous question with getClientRects(), Gecko currently does #3,
> which is explicitly mandated as a special case in the CSSOM Views spec:
> http://dev.w3.org/csswg/cssom-view/#dom-element-getclientrects
> I think the rationale is that we want getBoundingClientRect() on a table
> to include the caption area, but option #2 (which is what Chrome
> getClientRects() does) doesn't match the box where the border is drawn and
> doesn't give you a way to get the inner table box geometry).
>
> In a way, the most logical thing to do for getBoxQuads would be to use the
> inner table box for "content", "padding" and "border" boxes and use the
> outer table box for "margin" boxes and ignore the caption altogether, but
> that could still confuse authors. I'm not sure what to do, other than curse
> tables.
>

I'm leaning towards the choice in the last paragraph. It's the closest
match to reality.

Rob
-- 
Jtehsauts  tshaei dS,o n" Wohfy  Mdaon  yhoaus  eanuttehrotraiitny  eovni
le atrhtohu gthot sf oirng iyvoeu rs ihnesa.r"t sS?o  Whhei csha iids  teoa
stiheer :p atroa lsyazye,d  'mYaonu,r  "sGients  uapr,e  tfaokreg iyvoeunr,
'm aotr  atnod  sgaoy ,h o'mGee.t"  uTph eann dt hwea lmka'n?  gBoutt  uIp
waanndt  wyeonut  thoo mken.o w  *
*