Re: [OpenMap Users] Query regarding Shape Files

From: Don Dietrick <dietrick_at_bbn.com>
Date: Fri, 4 Feb 2005 01:10:53 -0500

Hi Kwang,

On Feb 3, 2005, at 8:13 PM, Chan Kwang Mien wrote:

> and it gives me the following output for the last line :
>
> Record 825: 66850, 40 : 608450.91960898, 4924861.16290276,
> 608461.96373034, 4924891.45383137
>
> I presume that is in decimal degree lat/lon data.

They're not. Decimal degree lat/lon data is between -90 and 90 for
latitude, -180 and 180 for longitude. These coordinates look like
meters, so OpenMap can't handle them.

- Don


>
> Then i modified the openmap.properties to include
>
> shapePolitical.shapeFile=roads.shp
> shapePolitical.spatialIndex=roads.ssx
>
> But when i tried to display the roads.shp in Openmap, nothing was
> displayed. Besides the roads.shp, I have also
> tried many other shape files. All of them have the same problems.
>
> Could you help me on this ? Thank you.
>
>
> Regards,
> Kwang Mien
>
>
>> Hi Kwang,
>>
>> It depends on the data in the files, OpenMap needs the Shape files to
>> contain decimal degree lat/lon data. There are many places on the
>> web to download data that comes like this, most worldwide data sets
>> are like this. There's an entry in the FAQ on the website for
>> sources to download data.
>>
>> - Don
>>
>> On Feb 2, 2005, at 8:08 PM, Chan Kwang Mien wrote:
>>
>>> hi,
>>>
>>> I have downloaded shape files from many websites, for e.g.
>>> www.geotools.org,
>>> in order to display them in Openmap. But I was not able to display
>>> these shape files.
>>>
>>> Does anyone know of any websites where I could download shape files
>>> which can be
>>> displayed in Openmap.
>>>
>>> Thank you.
>>>
>>> regards,
>>> Kwang Mien
>>>
>>> --
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>>
>>
>> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>> Don Dietrick, dietrick_at_bbn.com
>> BBN Technologies, Cambridge, MA
>> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>>
>> --
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>
> --
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>


=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Don Dietrick, dietrick_at_bbn.com
BBN Technologies, Cambridge, MA
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=

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Received on Fri Feb 04 2005 - 01:11:53 EST

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