I don't know if you use life_cycle=* wouldn't that mean you have to create a new building every time you want to change the buildings use. That would mean a need to track things like "this is way #####2 the same building as in the deleted way #####1"
The suggestion further down on that page seems to be more like what I'm about to do. http://wiki.openstreetmap.org/wiki/Comparison_of_life_cycle_concepts#Related_concepts On Thu, May 16, 2013 at 4:41 PM, Robert Warren <[email protected]> wrote: > Erik, > > I've been using the start and end dates as well. I would prefer we use > something like life_cycle [1] for structure status since this will better > track what structure is in what state. Today's ruins are yesterday's town > hall. > > Rendering is something we still need to work on. Suggest more tagging data is > better than less tagging data - it's easier to delete superfluous data later > rather than re-creating it. > > rhw > > > [1] > http://wiki.openstreetmap.org/wiki/Comparison_of_life_cycle_concepts#life_cycle_.3D_.3Cstatus.3E > > > On 2013-05-16, at 8:00 AM, [email protected] wrote: > >> >> Message: 3 >> Date: Wed, 15 May 2013 23:55:57 +0200 >> From: Erik Johansson <[email protected]> >> To: Marcus Koenig <[email protected]> >> Cc: "[email protected]" <[email protected]> >> Subject: Re: [OHM] temporal data in the OHM sandbox >> Message-ID: >> <CAKs=k7q9zvx8a9d1ky6mboq+xy2grdfphq9mqb9vrfnpkjn...@mail.gmail.com> >> Content-Type: text/plain; charset=ISO-8859-1 >> >> Hi Marcus. >> >> I don't know how other people use it, and I've not uploaded my data >> because of many small problems with historic mapping. But I have a >> handfull of historic buildings in Stockholm that I will upload >> sometime in the future. >> >> For the buildings I use >> start_date=1790 >> end_date=1810 >> >> http://wiki.openstreetmap.org/wiki/Key:start_date >> >> I also use free form tagging, these need to be more formal. >> note="just gone from map" >> note="demolished" >> note="burned down" >> >> I do not map changes to the buildings, e.g. >> * reconstructions and additions. >> * church => night club >> * relocations >> >> I've tried to map name changes, But it's clunky. >> name:1790="Fr?mans krog" >> >> I find it hard to verify facts, I should have added source on every >> feature I mapped, I've tried source=, but these tags are sometimes out >> of sync with the data. >> source="map xx from 1624" >> source:url=* >> >> It will probably take a while before I upload/share my meager data >> collection, mostly because of it being hard work with all sources, >> projections and unexplained peculiarities. >> >> I have no renderers for the data yet, except some manual one year >> snapshot with either JOSM or postgres + openlayers. >> >> On Wed, May 15, 2013 at 6:50 PM, Marcus Koenig <[email protected]> >> wrote: >>> Hi, >>> >>> I'm very interested in the OHM project and I would like to contribute data >>> for Mainz, Germany. In the long run I would like to create a map of the city >>> before the destructions during WW2, but also of earlier periods. I have had >>> a look at the OHM Sandbox, but I couldn't find out where the time dimension >>> comes in. How do you tag and display temporal information? The map would >>> have to change with time settings - eventually? I'd really appreciate if >>> anyone could give me a short insight into the current state of the project. >>> >>> Best regards >>> >>> Marcus K?nig >>> >>> >>> _______________________________________________ >>> Historic mailing list >>> [email protected] >>> http://lists.openstreetmap.org/listinfo/historic >>> >> >> >> >> -- >> /emj > -- /emj _______________________________________________ Historic mailing list [email protected] http://lists.openstreetmap.org/listinfo/historic
