[OSM-dev] proposal to kill areas

[Andy Robinson]

Good point Ben. Thanks.

Cheers

Andy

Andy Robinson
Andy_J_Robinson at blueyonder.co.uk 

>-----Original Message-----
>From: dev-bounces at openstreetmap.org [mailto:dev-bounces at openstreetmap.org]
>On Behalf Of Ben Gimpert
>Sent: 24 July 2006 10:12
>To: dev at openstreetmap.org
>Subject: Re: [OSM-dev] proposal to kill areas
>
>On Sun, 23 Jul 06 @01:08am, Andy Robinson wrote:
>> >There is probably room for a physical boundary based definition as well
>as
>> >a collection of nodes based definition.  But, the physical boundary
>based
>> >definition is actually just a set of nodes that have a common attribute;
>> >they all belong to the same way element.
>> >
>> >Very interesting idea...
>> >
>> >Etienne
>> >
>>
>> Thanks for summing it up better than I could have ;-)
>>
>> The physical boundary that we can physically map is less of a problem. I
>> already had a "boundary" key in Map Features for that very purpose so it
>> really doesn't need to be more complicated than a way.
>> The container of nodes would work exactly as you surmise. I just haven't
>> done it yet although I can see that a trial run with post_boxes is a good
>> idea for me too. I've just realised that I have been tagging ways with
>> postal_code data but it would have been better to code the nodes as well.
>Oh
>> well, more editing. Thank goodness for JOSM :-)
>
>Possible proof of concept:  The TIGER import has been quite consistent
>with "from_zip" and "to_zip" tags on ways (for US post codes), so taking
>a crack at Andy's "implicit areas" technique is possible right now.
>
>		Ben
>
>
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