[OpenLayers-Users] OL 2.12 and Image layer flicker

[Pierre Giraud]

FYI, I opened an issue for this.
https://github.com/openlayers/openlayers/issues/560

On Fri, Jun 29, 2012 at 4:28 PM, teknocreator <teknocreator at gmail.com> wrote:
> Good day list!
>
> Our application has an Image layer which is fed different png images via the
> setUrl function.  However, when the new image was loaded into the layer,
> there was a flicker due to the previous image being hidden before the next
> image was loaded.  So, there was a work around when this topic was
> previously discussed to just comment out that part in Tile/Image.js which
> hid the previous image (it was in the clear function).  This has worked
> fairly well for our app and there's a smooth transition when images are
> loaded with no flicker, especially in Firefox.
>
> However, as the Tile/Image.js code has been radically changed with OL 2.12,
> this issue is back.  I can see going through the debugger what's happening,
> but my attempts to comment out sections of the code causing this have not
> worked.
>
> I saw where there are tile transitions using CSS but the Release notes
> indicate that it's turned off for single tile by default.  Not sure if that
> can be applied to an Image layer or not.
>
> Suggestions for a work around?
>
> Thanks
>
> Dave Miller
>
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-- 
Pierre GIRAUD
Géomaticien, Analyste

Camptocamp France SAS
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