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Removed Nad27UtmProjection

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ClemensFischer 2026-02-04 20:26:04 +01:00
parent f848e56b3c
commit 13a40718d5
1 changed files with 16 additions and 27 deletions
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43
MapControl/Shared/UtmProjections.cs
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@ -2,11 +2,24 @@
namespace MapControl
{
public class UtmProjection : TransverseMercatorProjection
{
public UtmProjection(string crsId, double equatorialRadius, double flattening, int utmZone, bool north = true)
: base(equatorialRadius, flattening)
{
CrsId = crsId;
ScaleFactor = 0.9996;
CentralMeridian = utmZone * 6d - 183d;
FalseEasting = 5e5;
FalseNorthing = north ? 0d : 1e7;
}
}
/// <summary>
/// WGS84 Universal Transverse Mercator Projection -
/// EPSG:32601 to EPSG:32660 and EPSG:32701 to EPSG:32760.
/// </summary>
public class Wgs84UtmProjection : TransverseMercatorProjection
public class Wgs84UtmProjection : UtmProjection
{
public const int FirstZone = 1;
public const int LastZone = 60;
@ -32,7 +45,7 @@ namespace MapControl
/// <summary>
/// ETRS89 Universal Transverse Mercator Projection - EPSG:25828 to EPSG:25838.
/// </summary>
public class Etrs89UtmProjection : TransverseMercatorProjection
public class Etrs89UtmProjection : UtmProjection
{
public const int FirstZone = 28;
public const int LastZone = 38;
@ -56,7 +69,7 @@ namespace MapControl
/// <summary>
/// NAD83 Universal Transverse Mercator Projection - EPSG:26901 to EPSG:26923.
/// </summary>
public class Nad83UtmProjection : TransverseMercatorProjection
public class Nad83UtmProjection : UtmProjection
{
public const int FirstZone = 1;
public const int LastZone = 23;
@ -76,28 +89,4 @@ namespace MapControl
Zone = zone;
}
}
/// <summary>
/// NAD27 Universal Transverse Mercator Projection - EPSG:26701 to EPSG:26722.
/// </summary>
public class Nad27UtmProjection : TransverseMercatorProjection
{
public const int FirstZone = 1;
public const int LastZone = 22;
public const int FirstZoneEpsgCode = 26700 + FirstZone;
public const int LastZoneEpsgCode = 26700 + LastZone;
public int Zone { get; }
public Nad27UtmProjection(int zone)
: base($"EPSG:{26700 + zone}", 6378206.4, 1d / 294.978698213898, zone) // Clarke 1866
{
if (zone < FirstZone || zone > LastZone)
{
throw new ArgumentException($"Invalid NAD27 UTM zone {zone}.", nameof(zone));
}
Zone = zone;
}
}
}