Yeah we actually discussed doing this when we were first working on DHTML.

If the clipping is efficient in DHTML, it ought to work.

Just a small matter of programming!





On Wed, Mar 5, 2008 at 12:51 PM, P T Withington <[EMAIL PROTECTED]> wrote:

> I think this is a great idea.  Max and Henry have recently been
> working in this area, so may tell me otherwise, but  I think this
> could all be hidden under the sprite API and would make DHTML more
> like SWF, where you could talk about the 'frames' of a resource -- in
> SWF they would really be frames, and in DHTML they would just be
> translated/clipped regions of an image.
>
> On 2008-03-05, at 12:20 EST, Lorien Henry-Wilkins wrote:
>
> > Image sprites are when you lay out all of your images on one single
> > image file, and use CSS positioning to display the chunk you are
> > after in your specific html <img> tag. This cuts down on the number
> > of http connections you have open to your host, which should
> > significantly reduce load time for pages with a large number of
> > images (like most openlaszlo apps). You can read more about this
> > here: http://www.websiteoptimization.com/speed/tweak/css-sprites/
> >
> > It would be cool if we included a feature in the platform for
> > automatic image spriting when compiling to DHTML. The platform would
> > take all of your images and compose them into one Uber image, and
> > then change all of your references to individual images to point to
> > the new image file, and apply the necessary CSS to do positioning. I
> > don't know if it's possible to do all of that with image scripting,
> > but it would be cool if the developer didn't have to do it manually.
> >
> > It wouldn't work for background images that are repeated in the X or
> > Y directions, but it should work for other images - even ones that
> > are dynamically resized.
> >
> > Let me know what you think.
> >
> > Lorien
> >
>
>


-- 
Henry Minsky
Software Architect
[EMAIL PROTECTED]

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