ClemensFischer/XAML-Map-Control
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Reworked MapProjection

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Return nullable Point from LocationToMap. Use MapRect instead of WinUI/UWP Rect replacement. Drop Vector. Add Scale struct.
This commit is contained in:
ClemensFischer 2022-12-02 16:50:10 +01:00
parent bab1788334
commit 218a85316c
28 changed files with 249 additions and 324 deletions
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8
MapControl/Shared/EquirectangularProjection.cs
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@ -25,14 +25,14 @@ namespace MapControl
CrsId = DefaultCrsId;
}
public override Vector GetRelativeScale(Location location)
public override Scale GetRelativeScale(Location location)
{
return new Vector(
return new Scale(
1d / Math.Cos(location.Latitude * Math.PI / 180d),
1d);
}
public override Point LocationToMap(Location location)
public override Point? LocationToMap(Location location)
{
return new Point(
Wgs84MeterPerDegree * location.Longitude,
@ -46,7 +46,7 @@ namespace MapControl
point.X / Wgs84MeterPerDegree);
}
public override string GetBboxValue(Rect rect)
public override string GetBboxValue(MapRect rect)
{
return string.Format(CultureInfo.InvariantCulture,
CrsId == "CRS:84" ? "{0},{1},{2},{3}" : "{1},{0},{3},{2}",