ClemensFischer/XAML-Map-Control
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Version 5.0: Reworked MapBase and MapPath

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ClemensF 2020-03-28 21:53:38 +01:00
parent 06fd31c17b
commit 49e15ce424
41 changed files with 466 additions and 1068 deletions
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17
MapControl/Shared/MapTileLayer.cs
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@ -17,7 +17,7 @@ using System.Windows.Media;
namespace MapControl
{
/// <summary>
/// Fills the map viewport with map tiles from a TileSource.
/// Fills the viewport with map tiles from a TileSource.
/// </summary>
public class MapTileLayer : MapTileLayerBase
{
@ -26,11 +26,6 @@ namespace MapControl
public static readonly Point TileMatrixTopLeft = new Point(
-180d * MapProjection.Wgs84MetersPerDegree, 180d * MapProjection.Wgs84MetersPerDegree);
public static double TileMatrixScale(int zoomLevel)
{
return (TileSize << zoomLevel) / (360d * MapProjection.Wgs84MetersPerDegree);
}
/// <summary>
/// A default MapTileLayer using OpenStreetMap data.
/// </summary>
@ -117,18 +112,22 @@ namespace MapControl
//
var tileMatrixOrigin = new Point(TileSize * TileMatrix.XMin, TileSize * TileMatrix.YMin);
var tileMatrixScale = ViewTransform.ZoomLevelToScale(TileMatrix.ZoomLevel);
((MatrixTransform)RenderTransform).Matrix = ParentMap.ViewTransform.GetTileLayerTransform(
TileMatrixScale(TileMatrix.ZoomLevel), TileMatrixTopLeft, tileMatrixOrigin);
tileMatrixScale, TileMatrixTopLeft, tileMatrixOrigin);
}
private bool SetTileMatrix()
{
var tileMatrixZoomLevel = (int)Math.Floor(ParentMap.ZoomLevel + 0.001); // avoid rounding issues
// bounds in tile pixels from viewport size
var tileMatrixScale = ViewTransform.ZoomLevelToScale(tileMatrixZoomLevel);
// bounds in tile pixels from view size
//
var tileBounds = ParentMap.ViewTransform.GetTileMatrixBounds(
TileMatrixScale(tileMatrixZoomLevel), TileMatrixTopLeft, ParentMap.RenderSize);
tileMatrixScale, TileMatrixTopLeft, ParentMap.RenderSize);
// tile column and row index bounds
//