Re: [Talk-GB] building zones

2011-08-29 Thread tshrub

hi,

Err..sorry to be dumb,

sorry too! (about my dict.-english ... )

but I have read this three times and still have no
idea what this is about.
What problem are you trying to solve?
What is a "Building Zone"?

may be no lucky item:
not _a_ -, but fabricate- or establish zones:
question about the best way, to mark _zones of an area_,
(for protected areas: center-zone, second-(buffer-)zone, ...)

above I linked to one method, to build some "rings" - thats how those 
zones look like mostly.
But, even if they are joining, they seems to me a littel separated, I 
would have a better feeling, if I can keep those "rings"/zones more 
together(or is that enough?).

Therefor I could use the relation-parent/child-model, but first:
relations are not too favoured in osm and second:
its mutch more complicated.




Is this something to do with telling the renderer what order to draw things?

may be
but first, just to save data in a forward-looking way.

...


is there meanwhile any established method, to tagg zones?


regards


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Re: [Talk-GB] building zones

2011-08-29 Thread Graham Jones
Err..sorry to be dumb, but I have read this three times and still have no
idea what this is about.
What problem are you trying to solve?
What is a "Building Zone"?
Is this something to do with telling the renderer what order to draw things?


Graham.


-- 
Graham Jones
Hartlepool, UK.
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[Talk-GB] building zones

2011-08-29 Thread tshrub

hi,

just to ensure, for a final answer - what you users think, we should go 
on with?


even in mind to be penny-wise with relations,
the only & best choice to declare zones of an area I see is, to give a 
relation to every zone

and that in this kind:
http://wiki.openstreetmap.org/wiki/DE:Multipolygon_Examples#Wiese_mit_Farmland_mit_zwei_W.C3.A4ldern_mit_Buschwerk_.28Polygone_.C3.BCber_4_Ebenen_verschachtelt.29
its an alteration of "outer/inner-relation-areas" with a single area 
relation in the center. That gives you the area-size too.

So you have for an area with zones as many relations as zones are.

An alternativ would be, to work with parent/child relations, but, 
disregarding of the boring JOSM-GUI in this case (may be by intention? I 
used them once, but canĀ“t find fast in again ...), you would have one 
parent relation more.


Or does anybody see another technic (forward-looking)?

regards, t.


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