[OSM-dev] Area support

[Frederik Ramm]

Hi,

> The editor is the only instance that has the necessary information. But
> relying on clients to do the right thing will fail in the long run.

Don't see why.

> If the road in the example above is a bit longer and the situation above
> happens outside the yellow box, josm possibly has not downloaded the
> landuse areas mentioned and will only change the road.

Editing partial data is likely to cause *much* more severe problems than 
a road straying into the forest every now and then. It should not be 
done, and future versions of JOSM are likely to disallow it completely.

> If both landuse areas would reference (a part of) the road as part of
> its boundary, every change to the road would be change the landuse
> boundaries.

True.

Bye
Frederik