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Re: animateMotion along things other than paths?

From: Dirk Schulze <dschulze@adobe.com>
Date: Sun, 30 Dec 2012 10:16:27 -0800
To: Alex Danilo <alex@abbra.com>
CC: David Dailey <ddailey@zoominternet.net>, "www-svg@w3.org" <www-svg@w3.org>
Message-ID: <EDD9390C-6ED8-4C5A-9A4F-35B1A1A36350@adobe.com>


On Dec 29, 2012, at 4:40 PM, "Alex Danilo" <alex@abbra.com> wrote:

> Hi David,
> 
> There's no reason this would be hard. Quite the opposite in fact, it'd likely
> re-use much of the existing code in a renderer.
> 
> If it were to happen, the starting point of the motion and direction would
> follow the rules for stroking which mandates where dashing starts and goes.

With negative or positive offsets, the starting point would move as well? Does it mean you need to set stroke-dasharray-offset on the animation shape to change the starting point?

Greetings,
Dirk


> 
> Cheers,
> Alex
> 
> --Original Message--:
>> Just for fun, I tried using
>> 
>>  
>> <animateMotion dur="5s" rotate="auto" repeatCount="indefinite" >
>> 
>>    <mpath xlink:href="#E"/>
>> 
>> </animateMotion>
>> 
>>  
>> where #E actually refers to an ellipse rather than a path.  (Yes I am aware than I can make an ellipse using <path>)
>> 
>>  
>> Of course the spec [1] requires that the referenced geometry must be a path, but it made me wonder if this should not be extended to simple things like <circle>, <ellipse>, <polygon>, <star>, <rect> or even <use>. (Use would actually be quite handy for the thing I am working on at present)
>> 
>>  
>> Cheers
>> 
>> David
>> 
>>  
>> [1] http://www.w3.org/TR/SVG11/animate.html#AnimateMotionElement
> 
> 
Received on Sunday, 30 December 2012 18:16:54 GMT

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