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Extend map projections

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ClemensFischer 2022-12-14 18:02:19 +01:00
parent 57e614978b
commit d8d1cbccaf
27 changed files with 448 additions and 207 deletions
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24
MapProjections/Shared/Ed50UtmProjection.cs
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@ -6,15 +6,26 @@ using System;
namespace MapControl.Projections
{
/// <summary>
/// ED50 UTM Projection with zone number.
/// </summary>
public class Ed50UtmProjection : GeoApiProjection
{
public const int FirstZone = 28;
public const int LastZone = 38;
public const int FirstZoneEpsgCode = 23000 + FirstZone;
public const int LastZoneEpsgCode = 23000 + LastZone;
public int Zone { get; }
public Ed50UtmProjection(int zone)
{
if (zone < 28 || zone > 38)
if (zone < FirstZone || zone > LastZone)
{
throw new ArgumentException($"Invalid UTM zone {zone}.", nameof(zone));
throw new ArgumentException($"Invalid ED50 UTM zone {zone}.", nameof(zone));
}
Zone = zone;
CoordinateSystemWkt
= $"PROJCS[\"ED50 / UTM zone {zone}N\","
+ "GEOGCS[\"ED50\","
@ -23,10 +34,8 @@ namespace MapControl.Projections
+ "AUTHORITY[\"EPSG\",\"7022\"]],"
+ "TOWGS84[-87,-98,-121,0,0,0,0],"
+ "AUTHORITY[\"EPSG\",\"6230\"]],"
+ "PRIMEM[\"Greenwich\",0,"
+ "AUTHORITY[\"EPSG\",\"8901\"]],"
+ "UNIT[\"degree\",0.0174532925199433,"
+ "AUTHORITY[\"EPSG\",\"9122\"]],"
+ "PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],"
+ "UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],"
+ "AUTHORITY[\"EPSG\",\"4230\"]],"
+ "PROJECTION[\"Transverse_Mercator\"],"
+ "PARAMETER[\"latitude_of_origin\",0],"
@ -34,8 +43,7 @@ namespace MapControl.Projections
+ "PARAMETER[\"scale_factor\",0.9996],"
+ "PARAMETER[\"false_easting\",500000],"
+ "PARAMETER[\"false_northing\",0],"
+ "UNIT[\"metre\",1,"
+ "AUTHORITY[\"EPSG\",\"9001\"]],"
+ "UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],"
+ "AXIS[\"Easting\",EAST],"
+ "AXIS[\"Northing\",NORTH],"
+ $"AUTHORITY[\"EPSG\",\"230{zone}\"]]";