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Update GeoApiProjectionFactory.cs

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Clemens 2022-01-24 21:00:20 +01:00
parent 0d602be611
commit b921600e1b
1 changed files with 36 additions and 33 deletions
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69
MapProjections/Shared/GeoApiProjectionFactory.cs
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@ -21,54 +21,57 @@ namespace MapControl.Projections
public const int Wgs84UtmSouthLast = 32760;
public const int Wgs84UpsSouth = 32761;
public Dictionary<string, string> CoordinateSystemWkts { get; } = new Dictionary<string, string>();
public Dictionary<int, string> CoordinateSystemWkts { get; } = new Dictionary<int, string>();
public override MapProjection GetProjection(string crsId)
{
MapProjection projection = null;
if (CoordinateSystemWkts.TryGetValue(crsId, out string wkt))
if (crsId.StartsWith("EPSG:") && int.TryParse(crsId.Substring(5), out int epsgCode))
{
projection = new GeoApiProjection(wkt);
}
else if (crsId.StartsWith("EPSG:") && int.TryParse(crsId.Substring(5), out int epsgCode))
{
switch (epsgCode)
if (CoordinateSystemWkts.TryGetValue(epsgCode, out string wkt))
{
case WorldMercator:
projection = new WorldMercatorProjection();
break;
projection = new GeoApiProjection(wkt);
}
else
{
switch (epsgCode)
{
case WorldMercator:
projection = new WorldMercatorProjection();
break;
case WebMercator:
projection = new WebMercatorProjection();
break;
case WebMercator:
projection = new WebMercatorProjection();
break;
case int c when c >= Ed50UtmFirst && c <= Ed50UtmLast:
projection = new Ed50UtmProjection(epsgCode % 100);
break;
case int c when c >= Ed50UtmFirst && c <= Ed50UtmLast:
projection = new Ed50UtmProjection(epsgCode % 100);
break;
case int c when c >= Etrs89UtmFirst && c <= Etrs89UtmLast:
projection = new Etrs89UtmProjection(epsgCode % 100);
break;
case int c when c >= Etrs89UtmFirst && c <= Etrs89UtmLast:
projection = new Etrs89UtmProjection(epsgCode % 100);
break;
case int c when c >= Wgs84UtmNorthFirst && c <= Wgs84UtmNorthLast:
projection = new Wgs84UtmProjection(epsgCode % 100, true);
break;
case int c when c >= Wgs84UtmNorthFirst && c <= Wgs84UtmNorthLast:
projection = new Wgs84UtmProjection(epsgCode % 100, true);
break;
case int c when c >= Wgs84UtmSouthFirst && c <= Wgs84UtmSouthLast:
projection = new Wgs84UtmProjection(epsgCode % 100, false);
break;
case int c when c >= Wgs84UtmSouthFirst && c <= Wgs84UtmSouthLast:
projection = new Wgs84UtmProjection(epsgCode % 100, false);
break;
case Wgs84UpsNorth:
projection = new UpsNorthProjection();
break;
case Wgs84UpsNorth:
projection = new UpsNorthProjection();
break;
case Wgs84UpsSouth:
projection = new UpsSouthProjection();
break;
case Wgs84UpsSouth:
projection = new UpsSouthProjection();
break;
default:
break;
default:
break;
}
}
}