[OpenLayers-Users] Animated Zooming

Christopher Schmidt crschmidt at metacarta.com
Tue Jun 9 01:51:56 EDT 2009


On Tue, Jun 09, 2009 at 01:03:33AM -0400, Stephen Woodbridge wrote:
> Hi All,
> 
> This might be more oriented to the dev list, but I can start here.
> 
> I was just looking for the animated zoom feature and googling about 
> shows that ticket #442 was closed as wont fix and refers to #933.
> 
> So we seem to have animated pan based on the tween function, but no 
> animated zoom. There is still Emanuel Schütze sandbox but that seems to 
> be very much out of date with respect to trunk. While draging the zoom 
> bar is cool, it is not needed if we could get just the image resize on 
> zoom so the map view port does not go blank waiting for new images to loads.

Image resizing on zoom is implemented as the 'transitionEffect': 'resize'
option on image layers.

> Did I miss the example and docs for this?

http://openlayers.org/dev/examples/transition.html

http://dev.openlayers.org/apidocs/files/OpenLayers/Layer-js.html#OpenLayers.Layer.transitionEffect

> Or has this been totally abandoned at this point for some reason?

Nope.

Regards,
-- 
Christopher Schmidt
MetaCarta



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