[OpenLayers-Users] display a border at the end of the world

[杨华杰]

Hi Phil

Your bet is correct. Any tips on convert the coordinate? It's not just a
point when you draw with openlayer, the shape can be line and polygon.


Regards,
Hua Jie


On Mon, Mar 11, 2013 at 5:10 AM, Phil Scadden <p.scadden at gns.cri.nz> wrote:

>
>  I want to do this because when the user draw something outside this
>> range, the feature can not save to geoserver.
>>
> Hmm, I am not so sure. What it must have to save properly is coordinates
> that match the coordinate range defined for the base set (which I will bet
> are the CITE -180:180). However, drawing across the 180 is only possible in
> OL if you drop cite. Your code on the client then ("featureadded" event??),
> should convert the feature coordinates to -180:180 and then save it
> geoserver. Maintaining topology of polygons is probably a mission though I
> still suspect it is possible with client-end programming. You may need to
> insert points on the 180 line before saving a polygon. Its a case of try
> and see.
>
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