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Re: [css-animations] computation of values in keyframes (was Re: Possible spec bug?)

From: Tab Atkins Jr. <jackalmage@gmail.com>
Date: Thu, 17 Jul 2014 16:55:24 -0700
Message-ID: <CAAWBYDAW3tyu2J-wgi_OYposawOO9+d0ONz0HZq9HRBAJb-zFw@mail.gmail.com>
To: Sylvain Galineau <galineau@adobe.com>
Cc: "L. David Baron" <dbaron@dbaron.org>, "<www-style@w3.org>" <www-style@w3.org>, Lea Verou <leaverou@gmail.com>
On Thu, Jul 17, 2014 at 4:40 PM, Sylvain Galineau <galineau@adobe.com> wrote:
> On Jul 17, 2014, at 4:28 PM, Tab Atkins Jr. <jackalmage@gmail.com> wrote:
>> On Thu, Jul 17, 2014 at 4:07 PM, Sylvain Galineau <galineau@adobe.com> wrote:
>>> On Jul 16, 2014, at 2:08 PM, L. David Baron <dbaron@dbaron.org> wrote:
>>>> Tab proposed in this thread back in 2011 that the 0% and 100%
>>>> keyframes be "fully applied", although I'm not quite sure what it
>>>> means and I don't think I like the sound of it.
>>>
>>> Don't know what that means either. Hope we can discuss it on next week's telcon.
>>
>> IIRC, it was me basically saying that we should apply the 0%/100%
>> keyframes as if they were normal style rules, with all the
>> interactions between properties that implies, rather than as
>> individual properties like they do today.  It would avoid the problem
>> noted here where, since 'border-style' is none in the static style,
>> 'border-width' in the animation gets set to 0, even though
>> 'border-style' is set to a non-none value in the same keyframe.
>
> OK, I agree with this principle though I'm not sure why that'd be limited
> to the 0% and 100% frames?

I'm sure I had some reason, but I'm not sure what it is now.  If you
figure it out, we can consider it, but otherwise just pretend I meant
for it to always apply.

~TJ
Received on Thursday, 17 July 2014 23:56:10 UTC

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