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Re: Backgrounds: Suggestion for improving background positioning

From: Kelly Miller <lightsolphoenix@gmail.com>
Date: Wed, 14 Jun 2006 00:41:26 -0400
Message-ID: <448F9376.1010405@gmail.com>
To: Anne van Kesteren <annevk@opera.com>
CC: www-style@w3.org

Hash: SHA1

Anne van Kesteren wrote:
> On Tue, 13 Jun 2006 22:12:03 +0200, Kelly Miller
> <lightsolphoenix@gmail.com> wrote:
>> Instead of changing background-position, why not leave it and add a new
>> property that specifies where background-position is in respect to?  For
>> example, by default background-position is done from the top left.  But
>> if you entered top right as the source and used background position, 5px
>> 5px would push the image 5 pixels from both the top and the right side,
>> and using 100% for the horizontal position would be the same as 0 from
>> the top left.  In the same way, there could also be bottom left and
>> bottom right, allowing positioning images with respect to the bottom
>> corners.  Maybe even an entry to position from the center as well?
> Why would you need this when we get calc()?
> --Anne van Kesteren
> <http://annevankesteren.nl/>
> <http://www.opera.com/>

On background-position, what would calc(100% - 25px) mean?  How about
calc(50% + 40px)?

background-position is hard to define in terms of using calc, because of
the odd way the system works (where 100% is far to the right, and 100%
does not equal the exact width of the object in pixels).
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Received on Wednesday, 14 June 2006 04:41:35 UTC

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