[OpenLayers-Users] Print or export

[Eric Lemoine]

Le 29 mai 09 à 20:21, Christopher Schmidt <crschmidt at metacarta.com> a  
écrit :

> On Fri, May 29, 2009 at 02:10:54PM -0400, Stephen Woodbridge wrote:
>> Yves Moisan wrote:
>>>> I am not advocating violating Goggle TOS, but it seems that the  
>>>> end user
>>>> always has the ability to use something like SnagIt or PrintScrn or
>>>> ctrl-PrintScrn to capture their screen image and then paste that  
>>>> into
>>>> another document and print from there.
>>>
>>> I guess that works for the odd one-off printscreen job but if you  
>>> are
>>> incorporating maps in a report (via some report generating  
>>> software like
>>> Jasper reports and such) then you're left high and dry.
>>>
>>> I long the day when there is a complete OSM/OAM coverage ;-)
>>>
>>> Yves
>>>
>>>
>> Absolutely! There is a separation of technical implement and
>> legal/restricted use issues. Technically, it would be nice to see a  
>> good
>> general solution printing OpenLayers. I think one of the big issues  
>> is
>> the OpenLayers is a client side application and unless the browsers
>> support printing of multiple transparent layers, then you have to  
>> move
>> the solution to the server side.
>>
>> Since OpenLayers uses multiple "image providers", and can compose a  
>> map
>> based on many layers from different providers, this greatly  
>> complicates
>> the problem. You need something like the ability for OpenLayers to  
>> send
>> an xml description of the map being viewed to a server application  
>> that
>> can then request all the same information being displayed on the  
>> map and
>>  compose an equivalent image, that can then be return and printed. Or
>> something along those lines. And some layers would have to be  
>> excluded,
>> because of TOS issues, thinking of Google for one.
>>
>> But alas, this does not exist as far as I know.
>
> How is this different than the MapFish printing module?

 From what I csn tell this is not.

Cheers,

--
Eric