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https://github.com/ClemensFischer/XAML-Map-Control.git
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76b879dfac
Removing these projections - which were never really well implemented - greatly simplifies the code. There is no ProjectionCenter anymore and MapProjection methods do not return null Locations or Points.
53 lines
2 KiB
C#
53 lines
2 KiB
C#
#if WPF
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using System.Windows.Media;
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#endif
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namespace MapControl.Projections
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{
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public class Wgs84UpsNorthProjection : ProjNetMapProjection
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{
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public Wgs84UpsNorthProjection()
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{
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CoordinateSystemWkt =
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"PROJCS[\"WGS 84 / UPS North (N,E)\"," +
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WktConstants.GeogCsWgs84 + "," +
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"PROJECTION[\"Polar_Stereographic\"]," +
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"PARAMETER[\"latitude_of_origin\",90]," +
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"PARAMETER[\"central_meridian\",0]," +
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"PARAMETER[\"scale_factor\",0.994]," +
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"PARAMETER[\"false_easting\",2000000]," +
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"PARAMETER[\"false_northing\",2000000]," +
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"UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]]," +
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"AUTHORITY[\"EPSG\",\"32661\"]]";
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}
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public override Matrix RelativeTransform(double latitude, double longitude)
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{
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return PolarStereographicProjection.RelativeScale(Hemisphere.North, Wgs84Flattening, 0.994, latitude, longitude);
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}
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}
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public class Wgs84UpsSouthProjection : ProjNetMapProjection
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{
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public Wgs84UpsSouthProjection()
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{
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CoordinateSystemWkt =
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"PROJCS[\"WGS 84 / UPS South (N,E)\"," +
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WktConstants.GeogCsWgs84 + "," +
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"PROJECTION[\"Polar_Stereographic\"]," +
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"PARAMETER[\"latitude_of_origin\",-90]," +
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"PARAMETER[\"central_meridian\",0]," +
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"PARAMETER[\"scale_factor\",0.994]," +
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"PARAMETER[\"false_easting\",2000000]," +
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"PARAMETER[\"false_northing\",2000000]," +
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"UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]]," +
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"AUTHORITY[\"EPSG\",\"32761\"]]";
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}
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public override Matrix RelativeTransform(double latitude, double longitude)
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{
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return PolarStereographicProjection.RelativeScale(Hemisphere.North, Wgs84Flattening, 0.994, latitude, longitude);
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}
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}
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}
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