[OpenLayers-Users] Catching the 'no imagery at this zoom level' before it displays?

[czieler]

Right.. I know that.. I was just hoping there might be an error thrown
somewhere as well, that I could check for.  I didn't think there was, but
thought I'd see if anyone had found a way to do so.

Christian López Espínola wrote:
> 
> What you receive is a valid image with the content "No imagery blabla".
> In your client side you cannot know that isn't a 'valid' one.
> 
> On Tue, Jul 1, 2008 at 4:29 PM, czieler <carole.zieler at gmail.com> wrote:
>>
>> I've been looking around through the forums and other places, and I am
>> not
>> sure this is even possible, but I thought I'd see if anyone has found a
>> way
>> to do this.
>>
>> I was hoping to find a way to catch the Google 'No imagery is available
>> at
>> this zoom level' message, and then tell my open layers map to zoom back
>> out
>> until it reaches a zoom level where there is imagery.  I know there isn't
>> a
>> way to tell what the highest zoom level for a coordinate is, and that
>> Google
>> returns images with the error, but I wasn't sure if an error might be
>> thrown
>> somewhere as well, which I could check for?
>>
>>
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>>
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> 
> 
> 
> -- 
> Cheers,
> 
> Christian López Espínola <penyaskito>
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> 
> 

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