ClemensFischer/XAML-Map-Control
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MapTileLayer/WmtsTileLayer

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ClemensFischer 2025-10-30 19:49:06 +01:00
parent bec830c6ec
commit e7aaa2ba22
4 changed files with 25 additions and 30 deletions
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26
MapControl/Shared/MapTileLayer.cs
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@ -115,37 +115,29 @@ namespace MapControl
return finalSize;
}
protected override void UpdateTiles(bool resetTiles)
protected override void UpdateTileCollection(bool reset)
{
if (ParentMap == null || !SupportedCrsIds.Contains(ParentMap.MapProjection.CrsId))
{
TileMatrix = null;
Children.Clear();
CancelLoadTiles();
}
else if (SetTileMatrix() || resetTiles)
else if (SetTileMatrix() || reset)
{
SetRenderTransform();
if (resetTiles)
{
Tiles.Clear();
}
UpdateTiles();
UpdateRenderTransform();
UpdateTiles(reset);
BeginLoadTiles(Tiles, SourceName);
}
}
protected override void SetRenderTransform()
protected override void UpdateRenderTransform()
{
if (TileMatrix != null)
{
// Tile matrix origin in pixels.
//
var tileMatrixOrigin = new Point(TileSize * TileMatrix.XMin, TileSize * TileMatrix.YMin);
var tileMatrixScale = MapBase.ZoomLevelToScale(TileMatrix.ZoomLevel);
((MatrixTransform)RenderTransform).Matrix =
@ -158,7 +150,6 @@ namespace MapControl
// Add 0.001 to avoid rounding issues.
//
var tileMatrixZoomLevel = (int)Math.Floor(ParentMap.ZoomLevel - ZoomLevelOffset + 0.001);
var tileMatrixScale = MapBase.ZoomLevelToScale(tileMatrixZoomLevel);
// Bounds in tile pixels from view size.
@ -185,12 +176,17 @@ namespace MapControl
return true;
}
private void UpdateTiles()
private void UpdateTiles(bool reset)
{
var tiles = new TileCollection();
if (TileSource != null && TileMatrix != null)
{
if (reset)
{
Tiles.Clear();
}
var maxZoomLevel = Math.Min(TileMatrix.ZoomLevel, MaxZoomLevel);
if (maxZoomLevel >= MinZoomLevel)