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Update MapProjection and ViewTransform

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ClemensFischer 2026-01-06 11:56:28 +01:00
parent 2a9e112a20
commit eee71e9190
12 changed files with 34 additions and 38 deletions
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2
MapProjections/Shared/GeoApiProjection.cs
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@ -94,7 +94,7 @@ namespace MapControl.Projections
public IMathTransform MapToLocationTransform { get; private set; }
public override Point GetRelativeScale(double latitude, double longitude)
public override Point RelativeScale(double latitude, double longitude)
{
var k = CoordinateSystem?.Projection?.GetParameter("scale_factor")?.Value ?? 1d;

2
MapProjections/Shared/WebMercatorProjection.cs
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@ -19,7 +19,7 @@ namespace MapControl.Projections
CoordinateSystem = ProjectedCoordinateSystem.WebMercator;
}
public override Point GetRelativeScale(double latitude, double longitude)
public override Point RelativeScale(double latitude, double longitude)
{
var k = 1d / Math.Cos(latitude * Math.PI / 180d); // p.44 (7-3)

2
MapProjections/Shared/WorldMercatorProjection.cs
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@ -40,7 +40,7 @@ namespace MapControl.Projections
+ "AUTHORITY[\"EPSG\",\"3395\"]]";
}
public override Point GetRelativeScale(double latitude, double longitude)
public override Point RelativeScale(double latitude, double longitude)
{
var lat = latitude * Math.PI / 180d;
var eSinLat = Wgs84Eccentricity * Math.Sin(lat);