Re: [Tagging] Groups of islands, how to tag?

2010-11-19 Thread Willi
On 19. November 2010 13:40 Andrew Errington [a.erring...@lancaster.ac.uk] wrote: I wish to tag an island with its name. Except that the name refers to a group of islands, and each of these islands have their own name. http://www.openstreetmap.org/?lat=37.24164lon=131.86871zoom=16layers=M

Re: [Tagging] Groups of islands, how to tag?

2010-11-19 Thread Erik Johansson
On Fri, Nov 19, 2010 at 10:08 AM, Willi wil...@gmx.de wrote: 2) If the answer is 'use a relation', have I done it properly, and if so, why isn't Mapnik rendering the name properly? 2) If and how a feature is rendered is up to the renderer. The mapper can't and imho shouldn't try to control

Re: [Tagging] Groups of islands, how to tag?

2010-11-19 Thread Georg Feddern
Erik Johansson schrieb: On Fri, Nov 19, 2010 at 10:08 AM, Willi wil...@gmx.de wrote: 2) If the answer is 'use a relation', have I done it properly, and if so, why isn't Mapnik rendering the name properly? 2) If and how a feature is rendered is up to the renderer. The mapper

Re: [Tagging] Groups of islands, how to tag?

2010-11-19 Thread M∡rtin Koppenhoefer
2010/11/19 Nathan Edgars II nerou...@gmail.com: Probably use a multipolygon with place=island. -1. I agree for the multipolygon but I wouldn't put place=island, because IMHO that would mean that there is one island where in this example in the real world there are actually two. I would simply

Re: [Tagging] Groups of islands, how to tag?

2010-11-19 Thread M∡rtin Koppenhoefer
2010/11/19 Richard Mann richard.mann.westoxf...@gmail.com: place=island is used to identify noteworthy places that are isolated enough to justify a label at a low zoom. ...So it would be wrong to apply it to a single island in a group... I don't know where you get this impression from

Re: [Tagging] Groups of islands, how to tag?

2010-11-19 Thread M∡rtin Koppenhoefer
2010/11/19 Nathan Edgars II nerou...@gmail.com: That definition is correct - for single islands. piece should probably be changed to piece (or group of pieces) to make it work for archipelagos, and fit with the general intention of the key (to determine what priority should be given to

Re: [Tagging] Groups of islands, how to tag?

2010-11-18 Thread Nathan Edgars II
Probably use a multipolygon with place=island. For example, if I were mapping a swamp with a single name but multiple pieces, I'd use a multipolygon for the whole thing. If a sub-area of that swamp had a name (like a bay in a lake) it would be in addition to the swamp name.

Re: [Tagging] Groups of islands, how to tag?

2010-11-18 Thread Andrew Errington
On Fri, November 19, 2010 16:02, Nathan Edgars II wrote: Probably use a multipolygon with place=island. For example, if I were mapping a swamp with a single name but multiple pieces, I'd use a multipolygon for the whole thing. If a sub-area of that swamp had a name (like a bay in a lake) it

Re: [Tagging] Groups of islands, how to tag?

2010-11-18 Thread Eugene Alvin Villar
The problem with that is that a multipolygon relation is for a single entity that may be broken down into several pieces. A group of islands (or an archipelago) is not a single island broken down into several land pieces. It is just that: a group of islands. So we need a different way of tagging

Re: [Tagging] Groups of islands, how to tag?

2010-11-18 Thread Andrew Harvey
What about place=archipelago (or place=islands) used with either the multipolygon or the http://wiki.openstreetmap.org/wiki/Relations/Proposed/Collected_Ways_Simple On Fri, Nov 19, 2010 at 6:23 PM, Eugene Alvin Villar sea...@gmail.com wrote: The problem with that is that a multipolygon relation