>No, you've missed the point.
>Potlatch can just as easily say:
>highway=motorway --> [german for highway]=autobahn
>
>as it can:
>highway=11 --> [german for highway]=autobahn

You can look at merkaartor. It implement something like that. When you
draw a road, it show up a translated list for the tags. I thing that
an editor must hide tags for most usages to avoid tagging errors and
allows power users to change row tags.

> For example, ways could have a
>numeric type field with, hypothetically, 10-19 being used for roads.
>In this scenario 11 might be a UK motorway, an Italian autostrada or
>an American interstate, while 19 might be a rough track

And why use tags at all. We can use highway=1 railway=2 amenity=3
name=4. Then we will renouce to xml format and use a binary one and
then close the source of osm software.
Seriously we use xml. The principle of xml is to be human readable and
use text attribute. If there is any tagging facility and tags
translation, it's the job of the editor.




On Fri, May 9, 2008 at 1:21 PM, Dave Stubbs <[EMAIL PROTECTED]> wrote:
> On Fri, May 9, 2008 at 11:30 AM, elvin ibbotson
> <[EMAIL PROTECTED]> wrote:
>> On 9 May 2008, at 11:05, Dave Stubbs wrote:
>>
>>>
>>> As far as I see it there is no difference between mapping 11=autobahn,
>>> and mapping motorway=autobahn.
>>
>> I think you missed the point. At present we have highway=motorway and I
>> believe a German user would need to use these words. What I suggest is that
>> if Potlatch is used on a German computer the user would be presented with a
>> menu of road types starting with 'autobahn' while I would see a menu
>> starting with 'motorway', both mapping to a database field of
>> (hypothetically) 11. I can't see how 'motorway=autobahn' helps with
>> anything.
>
> No, you've missed the point.
> Potlatch can just as easily say:
> highway=motorway --> [german for highway]=autobahn
>
> as it can:
> highway=11 --> [german for highway]=autobahn
>
> The mapping to numbers doesn't gain us anything. It doesn't let us do
> anything we can't already do, or make it any easier as far as I can
> see.
>
> I think you were actually suggesting something like "type=11" -- where
> 10-20 means roads, 30-40 could mean railways etc. But as far as this
> argument goes it doesn't really make much difference, other than
> leaving us with a massive allocation problem which has been neatly
> sidestepped by using free-form tagging.
>
>
>>
>>>> Places of worship could be mapped as cathedrals,
>>>> churches, chapels, etc in Britain or as mosques, temples, shrines,
>>>> whatever in the east.
>>>
>>> Um... except that Britain has quite a lot of mosques, temples and
>>> shrines. These are different things, not the same things named
>>> differently.
>>
>> Fair point - I didn't think that one through until I'd clicked SEND. Best
>> not talk about religion, eh?
>>
>>>>
>>> This is why we don't have (and have resisted) tags such as highway=red.
>>
>> Point missed again! I'm saying separate rendering from tagging. highway=red
>> is exactly the opposite of what I'm suggesting.
>
>
> Indeed point missed again.
> We DON'T DO (sorry Richard) highway=red. We do highway=primary and you
> can make that any colour you like... same as you can do with
> highway=13/type=13 -- it makes no difference is my point. Numbering
> the highways won't help.
>
>>
>>>
>>> People have done customised renderings... see Freemap Slovakia for
>>> example:
>>>
>>> http://www.freemap.sk/?lang=en&zoom=8&lat=48.49281826990847&lon=18.326709281821315&layers=BF0FFFFFFFT
>>>
>>
>> Yes. Anyone can put up their own viewer, but I imagine most use the one on
>> the OSM site and that could (possibly) render the content differently
>> according to the keyboard language or to some locale setting in its control
>> panel
>
>
> It could yes. There are a couple of issues with this mostly to do with
> actually maintaining the style sheets and providing the processing
> power/disk space.
>
>
>>>>
>>>> Another aspect of the base data structure is that of level-of-detail
>>>> (LoD) filtering. ...
>>>>
>>>
>>> If you consider something like the cycle map where we have ncn as
>>> the things that should show up at zoom level 6 instead, then we have
>>> to apply different rules.
>>
>> No problemo! Special viewers like the cycle map would simply apply their own
>> filters. And with well-structured data a map viewer could even have settings
>> (eg. cycle routes on/off) allowing it to be customised by the user, making a
>> proliferation of specialist viewers unnecessary.
>>
>
> Hmm.. yes, maybe. But the point of your e-mail was essentially
> numbering everything, and that really doesn't help us with this goal.
>
> Dave
>
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