ClemensFischer/XAML-Map-Control
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Version 4.17.0: Added support for WMTS

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ClemensF 2020-03-24 16:13:25 +01:00
parent 31a58c3510
commit e3332e44d4
2 changed files with 5 additions and 4 deletions
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2
MapControl/Shared/MapProjection.cs
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@ -187,7 +187,7 @@ namespace MapControl
public void SetViewportTransform(Location projectionCenter, Location mapCenter, Point viewportCenter, double zoomLevel, double rotation) public void SetViewportTransform(Location projectionCenter, Location mapCenter, Point viewportCenter, double zoomLevel, double rotation)
{ {
ProjectionCenter = projectionCenter; ProjectionCenter = projectionCenter;
ViewportScale = Math.Pow(2d, zoomLevel) * 256d / (360d * TrueScale); ViewportScale = 256d * Math.Pow(2d, zoomLevel) / (360d * TrueScale);
ViewportRotation = rotation; ViewportRotation = rotation;
var center = LocationToPoint(mapCenter); var center = LocationToPoint(mapCenter);

7
MapControl/Shared/MapTileLayer.cs
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@ -22,12 +22,13 @@ namespace MapControl
public class MapTileLayer : MapTileLayerBase public class MapTileLayer : MapTileLayerBase
{ {
public const int TileSize = 256; public const int TileSize = 256;
public const double MapSize = 2 * Math.PI * MapProjection.Wgs84EquatorialRadius;
public static readonly Point TileGridTopLeft = new Point(-MapSize / 2, MapSize / 2); public static readonly Point TileGridTopLeft = new Point(
-180d * MapProjection.Wgs84MetersPerDegree, 180d * MapProjection.Wgs84MetersPerDegree);
public static double TileGridScale(int zoomLevel) public static double TileGridScale(int zoomLevel)
{ {
return (TileSize << zoomLevel) / MapSize; return (TileSize << zoomLevel) / (360d * MapProjection.Wgs84MetersPerDegree);
} }
/// <summary> /// <summary>