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Re: [1.2T-LC] target element for an animation (ISSUE-2081)

From: Doug Schepers <schepers@w3.org>
Date: Wed, 01 Oct 2008 10:15:52 -0400
Message-ID: <48E38618.3010105@w3.org>
To: "Dr. Olaf Hoffmann" <Dr.O.Hoffmann@gmx.de>
CC: www-svg@w3.org

Hi, Dr. Olaf-

Thanks for your comment.  I've recorded this as ISSUE-2081 in our
Tracker, and when we resume telcons next week, after our Test Fest, we
will discuss this and get back to you soon.

Regards-
-Doug

Dr. Olaf Hoffmann wrote (on 10/1/08 8:03 AM):
> Hello SVG WG,
> 
> in "16.2.4 Attributes to identify the target element for an animation"
> is noted:
> "If the target element is not capable of being a target of the animation, then 
> the animation is ignored."
> And in the definition of the xlink:href attribute it is noted:
> "If the target element is not part of the current SVG document fragment , then 
> the animation is ignored. If the IRI reference is otherwise an invalid IRI 
> reference, for example by being a reference to a non-existent element, then 
> the animation timing will still run but no animation effect will be applied 
> to the target attribute."
> 
> This seems to conflict partly.
> Because the second behaviour looks more useful for me, I would suggest
> to write instead for the top note:
> "If the target element is not capable of being a target of the animation, then 
> the animation has no effect."
> respectively for the other:
> "If the target element is not part of the current SVG document fragment 
> or the IRI reference is otherwise an invalid IRI reference, then the animation 
> has no effect, this means the animation timing will still run but no
> animation effect will be applied to the target attribute."
> 
> Having 'no effect' is already defined in SMIL and implementations have not
> to distinguish between 'otherwise invalid IRI reference's and other nonsense.
> The remaining (uninteresting) open question is maybe, what the applicable
> target attribute could be, if there is no target element the attribute belongs
> to ;o)
> 
> 
> Olaf
> 
Received on Wednesday, 1 October 2008 14:16:24 GMT

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