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EPSG Codes & CRS IDs

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ClemensFischer 2024-07-12 13:57:27 +02:00
parent b74e5aaf7a
commit ce6f190bf1
18 changed files with 151 additions and 195 deletions
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76
MapControl/Shared/MapProjectionFactory.cs
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@ -16,93 +16,67 @@ namespace MapControl
public virtual MapProjection GetProjection(int epsgCode)
{
MapProjection projection = null;
switch (epsgCode)
{
case WorldMercatorProjection.DefaultEpsgCode:
projection = new WorldMercatorProjection();
break;
case WorldMercatorProjection.EpsgCode:
return new WorldMercatorProjection();
case WebMercatorProjection.DefaultEpsgCode:
projection = new WebMercatorProjection();
break;
case WebMercatorProjection.EpsgCode:
return new WebMercatorProjection();
case EquirectangularProjection.DefaultEpsgCode:
projection = new EquirectangularProjection();
break;
case EquirectangularProjection.EpsgCode:
return new EquirectangularProjection();
case UpsNorthProjection.DefaultEpsgCode:
projection = new UpsNorthProjection();
break;
case UpsNorthProjection.EpsgCode:
return new UpsNorthProjection();
case UpsSouthProjection.DefaultEpsgCode:
projection = new UpsSouthProjection();
break;
case UpsSouthProjection.EpsgCode:
return new UpsSouthProjection();
case var c when c >= Etrs89UtmProjection.FirstZoneEpsgCode && c <= Etrs89UtmProjection.LastZoneEpsgCode:
projection = new Etrs89UtmProjection(epsgCode % 100);
break;
return new Etrs89UtmProjection(epsgCode % 100);
case var c when c >= Nad83UtmProjection.FirstZoneEpsgCode && c <= Nad83UtmProjection.LastZoneEpsgCode:
projection = new Nad83UtmProjection(epsgCode % 100);
break;
return new Nad83UtmProjection(epsgCode % 100);
case var c when c >= Wgs84UtmProjection.FirstZoneNorthEpsgCode && c <= Wgs84UtmProjection.LastZoneNorthEpsgCode:
projection = new Wgs84UtmProjection(epsgCode % 100, true);
break;
return new Wgs84UtmProjection(epsgCode % 100, true);
case var c when c >= Wgs84UtmProjection.FirstZoneSouthEpsgCode && c <= Wgs84UtmProjection.LastZoneSouthEpsgCode:
projection = new Wgs84UtmProjection(epsgCode % 100, false);
break;
return new Wgs84UtmProjection(epsgCode % 100, false);
default:
break;
return null;
}
return projection;
}
public virtual MapProjection GetProjection(string crsId)
{
if (crsId.StartsWith("EPSG:") && int.TryParse(crsId.Substring(5), out int epsgCode))
{
return GetProjection(epsgCode);
}
MapProjection projection = null;
switch (crsId)
{
case Wgs84AutoUtmProjection.DefaultCrsId:
projection = new Wgs84AutoUtmProjection();
break;
return new Wgs84AutoUtmProjection();
case OrthographicProjection.DefaultCrsId:
projection = new OrthographicProjection();
break;
return new OrthographicProjection();
case AutoEquirectangularProjection.DefaultCrsId:
projection = new AutoEquirectangularProjection();
break;
return new AutoEquirectangularProjection();
case GnomonicProjection.DefaultCrsId:
projection = new GnomonicProjection();
break;
return new GnomonicProjection();
case StereographicProjection.DefaultCrsId:
projection = new StereographicProjection();
break;
return new StereographicProjection();
case "AUTO2:97003": // proprietary CRS ID
projection = new AzimuthalEquidistantProjection(crsId);
break;
case AzimuthalEquidistantProjection.DefaultCrsId:
return new AzimuthalEquidistantProjection();
default:
break;
return crsId.StartsWith("EPSG:") && int.TryParse(crsId.Substring(5), out int epsgCode)
? GetProjection(epsgCode)
: null;
}
return projection;
}
}
}