ClemensFischer/XAML-Map-Control
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Removed azimuthal and "auto" map projections

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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.
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ClemensFischer 2026-01-29 16:27:34 +01:00
parent f4481c31f0
commit 76b879dfac
37 changed files with 181 additions and 1076 deletions
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30
MapControl/Shared/MapPath.cs
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@ -80,7 +80,7 @@ namespace MapControl
{
var position = ParentMap.LocationToView(location);
if (position.HasValue && !ParentMap.InsideViewBounds(position.Value))
if (!ParentMap.InsideViewBounds(position))
{
longitudeOffset = ParentMap.NearestLongitude(location.Longitude) - location.Longitude;
}
@ -89,35 +89,25 @@ namespace MapControl
return longitudeOffset;
}
protected Point? LocationToMap(Location location, double longitudeOffset)
protected Point LocationToMap(Location location, double longitudeOffset)
{
var point = ParentMap.MapProjection.LocationToMap(location.Latitude, location.Longitude + longitudeOffset);
if (point.HasValue)
if (point.Y == double.PositiveInfinity)
{
if (point.Value.Y == double.PositiveInfinity)
{
point = new Point(point.Value.X, 1e9);
}
else if (point.Value.Y == double.NegativeInfinity)
{
point = new Point(point.Value.X, -1e9);
}
point = new Point(point.X, 1e9);
}
else if (point.Y == double.NegativeInfinity)
{
point = new Point(point.X, -1e9);
}
return point;
}
protected Point? LocationToView(Location location, double longitudeOffset)
protected Point LocationToView(Location location, double longitudeOffset)
{
var point = LocationToMap(location, longitudeOffset);
if (point.HasValue)
{
point = ParentMap.ViewTransform.MapToView(point.Value);
}
return point;
return ParentMap.ViewTransform.MapToView(LocationToMap(location, longitudeOffset));
}
}
}