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MapProjection properties

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This commit is contained in:
Clemens 2022-01-21 23:26:21 +01:00
parent 9a26fdaefc
commit e6b25c2f8d
7 changed files with 31 additions and 71 deletions
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6
MapControl/Shared/EquirectangularProjection.cs
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@ -23,11 +23,7 @@ namespace MapControl
public EquirectangularProjection()
{
CrsId = DefaultCrsId;
}
public override bool IsNormalCylindrical
{
get { return true; }
IsNormalCylindrical = true;
}
public override Vector GetRelativeScale(Location location)

15
MapControl/Shared/MapProjection.cs
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@ -37,26 +37,17 @@ namespace MapControl
/// <summary>
/// Indicates if this is a normal cylindrical projection.
/// </summary>
public virtual bool IsNormalCylindrical
{
get { return false; }
}
public bool IsNormalCylindrical { get; protected set; }
/// <summary>
/// Indicates if this is a web mercator projection, i.e. compatible with MapTileLayer.
/// </summary>
public virtual bool IsWebMercator
{
get { return false; }
}
public bool IsWebMercator { get; protected set; }
/// <summary>
/// Gets the absolute value of the minimum and maximum latitude that can be transformed.
/// </summary>
public virtual double MaxLatitude
{
get { return 90d; }
}
public double MaxLatitude { get; protected set; } = 90d;
/// <summary>
/// Gets the relative map scale at the specified Location.

20
MapControl/Shared/WebMercatorProjection.cs
View file

@ -17,26 +17,12 @@ namespace MapControl
{
public const string DefaultCrsId = "EPSG:3857";
private static readonly double maxLatitude = YToLatitude(180d);
public WebMercatorProjection()
{
CrsId = DefaultCrsId;
}
public override bool IsNormalCylindrical
{
get { return true; }
}
public override bool IsWebMercator
{
get { return true; }
}
public override double MaxLatitude
{
get { return maxLatitude; }
IsNormalCylindrical = true;
IsWebMercator = true;
MaxLatitude = YToLatitude(180d);
}
public override Vector GetRelativeScale(Location location)

14
MapControl/Shared/WorldMercatorProjection.cs
View file

@ -20,21 +20,11 @@ namespace MapControl
public static double ConvergenceTolerance { get; set; } = 1e-6;
public static int MaxIterations { get; set; } = 10;
private static readonly double maxLatitude = YToLatitude(180d);
public WorldMercatorProjection()
{
CrsId = DefaultCrsId;
}
public override bool IsNormalCylindrical
{
get { return true; }
}
public override double MaxLatitude
{
get { return maxLatitude; }
IsNormalCylindrical = true;
MaxLatitude = YToLatitude(180d);
}
public override Vector GetRelativeScale(Location location)