[josm-dev] Wireframe saves the day for a complex multipolygon

Matthias Julius lists at julius-net.net
Mon Feb 8 06:23:07 GMT 2010


"Teemu Koskinen" <teemu.koskinen at mbnet.fi> writes:

> On Sun, 07 Feb 2010 21:21:54 +0200, Marko Mäkelä <marko.makela at iki.fi>  
> wrote:
>> Someone already fixed this by removing the lakes-within-islands from the
>> multipolygon relation and by removing natural=land from the islands, so  
>> that
>> the islands would be "empty" and no multipolygons will be needed for  
>> them.
>> The proper solution would be to keep the natural=land and define separate
>> multipolygons for each island that contains lakes.  I might do that  
>> later.
>>
>
> I fixed them, but i disagree on the correctness of natural=land. The  
> multipolygon relation already unambiguously says that the "holes" are land  
> if there's no other tags sayng that it's eg. wood etc.

Exactly.  It might make sense to tag the islands with place=island; name=*.

Matthias




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