ClemensFischer/XAML-Map-Control
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ClemensFischer 2026-04-13 17:14:49 +02:00
parent c14377f976
commit 65aba44af6
152 changed files with 11962 additions and 12115 deletions
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173
MapControl/Shared/WmtsTileMatrixLayer.cs
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@ -18,107 +18,106 @@ using Avalonia.Controls;
using Avalonia.Media;
#endif
namespace MapControl
namespace MapControl;
public partial class WmtsTileMatrixLayer : Panel
{
public partial class WmtsTileMatrixLayer : Panel
public WmtsTileMatrixLayer(WmtsTileMatrix wmtsTileMatrix, int zoomLevel)
{
public WmtsTileMatrixLayer(WmtsTileMatrix wmtsTileMatrix, int zoomLevel)
this.SetRenderTransform(new MatrixTransform());
WmtsTileMatrix = wmtsTileMatrix;
TileMatrix = new TileMatrix(zoomLevel, 1, 1, 0, 0);
}
public WmtsTileMatrix WmtsTileMatrix { get; }
public TileMatrix TileMatrix { get; private set; }
public IEnumerable<ImageTile> Tiles { get; private set; } = [];
public void UpdateRenderTransform(ViewTransform viewTransform)
{
// Tile matrix origin in pixels.
//
var tileMatrixOrigin = new Point(WmtsTileMatrix.TileWidth * TileMatrix.XMin, WmtsTileMatrix.TileHeight * TileMatrix.YMin);
((MatrixTransform)RenderTransform).Matrix =
viewTransform.GetTileLayerTransform(WmtsTileMatrix.Scale, WmtsTileMatrix.TopLeft, tileMatrixOrigin);
}
public bool UpdateTiles(ViewTransform viewTransform, double viewWidth, double viewHeight)
{
// Tile matrix bounds in pixels.
//
var bounds = viewTransform.GetTileMatrixBounds(WmtsTileMatrix.Scale, WmtsTileMatrix.TopLeft, viewWidth, viewHeight);
// Tile X and Y bounds.
//
var xMin = (int)Math.Floor(bounds.X / WmtsTileMatrix.TileWidth);
var yMin = (int)Math.Floor(bounds.Y / WmtsTileMatrix.TileHeight);
var xMax = (int)Math.Floor((bounds.X + bounds.Width) / WmtsTileMatrix.TileWidth);
var yMax = (int)Math.Floor((bounds.Y + bounds.Height) / WmtsTileMatrix.TileHeight);
if (!WmtsTileMatrix.HasFullHorizontalCoverage)
{
this.SetRenderTransform(new MatrixTransform());
WmtsTileMatrix = wmtsTileMatrix;
TileMatrix = new TileMatrix(zoomLevel, 1, 1, 0, 0);
}
public WmtsTileMatrix WmtsTileMatrix { get; }
public TileMatrix TileMatrix { get; private set; }
public IEnumerable<ImageTile> Tiles { get; private set; } = [];
public void UpdateRenderTransform(ViewTransform viewTransform)
{
// Tile matrix origin in pixels.
// Set X range limits.
//
var tileMatrixOrigin = new Point(WmtsTileMatrix.TileWidth * TileMatrix.XMin, WmtsTileMatrix.TileHeight * TileMatrix.YMin);
((MatrixTransform)RenderTransform).Matrix =
viewTransform.GetTileLayerTransform(WmtsTileMatrix.Scale, WmtsTileMatrix.TopLeft, tileMatrixOrigin);
xMin = Math.Max(xMin, 0);
xMax = Math.Min(Math.Max(xMax, 0), WmtsTileMatrix.MatrixWidth - 1);
}
public bool UpdateTiles(ViewTransform viewTransform, double viewWidth, double viewHeight)
// Set Y range limits.
//
yMin = Math.Max(yMin, 0);
yMax = Math.Min(Math.Max(yMax, 0), WmtsTileMatrix.MatrixHeight - 1);
if (TileMatrix.XMin == xMin && TileMatrix.YMin == yMin &&
TileMatrix.XMax == xMax && TileMatrix.YMax == yMax)
{
// Tile matrix bounds in pixels.
// No change of the TileMatrix and the Tiles collection.
//
var bounds = viewTransform.GetTileMatrixBounds(WmtsTileMatrix.Scale, WmtsTileMatrix.TopLeft, viewWidth, viewHeight);
// Tile X and Y bounds.
//
var xMin = (int)Math.Floor(bounds.X / WmtsTileMatrix.TileWidth);
var yMin = (int)Math.Floor(bounds.Y / WmtsTileMatrix.TileHeight);
var xMax = (int)Math.Floor((bounds.X + bounds.Width) / WmtsTileMatrix.TileWidth);
var yMax = (int)Math.Floor((bounds.Y + bounds.Height) / WmtsTileMatrix.TileHeight);
if (!WmtsTileMatrix.HasFullHorizontalCoverage)
{
// Set X range limits.
//
xMin = Math.Max(xMin, 0);
xMax = Math.Min(Math.Max(xMax, 0), WmtsTileMatrix.MatrixWidth - 1);
}
// Set Y range limits.
//
yMin = Math.Max(yMin, 0);
yMax = Math.Min(Math.Max(yMax, 0), WmtsTileMatrix.MatrixHeight - 1);
if (TileMatrix.XMin == xMin && TileMatrix.YMin == yMin &&
TileMatrix.XMax == xMax && TileMatrix.YMax == yMax)
{
// No change of the TileMatrix and the Tiles collection.
//
return false;
}
TileMatrix = new TileMatrix(TileMatrix.ZoomLevel, xMin, yMin, xMax, yMax);
Tiles = new ImageTileList(Tiles, TileMatrix, WmtsTileMatrix.MatrixWidth);
Children.Clear();
foreach (var tile in Tiles)
{
Children.Add(tile.Image);
}
return true;
return false;
}
protected override Size MeasureOverride(Size availableSize)
TileMatrix = new TileMatrix(TileMatrix.ZoomLevel, xMin, yMin, xMax, yMax);
Tiles = new ImageTileList(Tiles, TileMatrix, WmtsTileMatrix.MatrixWidth);
Children.Clear();
foreach (var tile in Tiles)
{
foreach (var tile in Tiles)
{
tile.Image.Measure(availableSize);
}
return new Size();
Children.Add(tile.Image);
}
protected override Size ArrangeOverride(Size finalSize)
return true;
}
protected override Size MeasureOverride(Size availableSize)
{
foreach (var tile in Tiles)
{
foreach (var tile in Tiles)
{
// Arrange tiles relative to TileMatrix.XMin/YMin.
//
var width = WmtsTileMatrix.TileWidth;
var height = WmtsTileMatrix.TileHeight;
var x = width * (tile.X - TileMatrix.XMin);
var y = height * (tile.Y - TileMatrix.YMin);
tile.Image.Width = width;
tile.Image.Height = height;
tile.Image.Arrange(new Rect(x, y, width, height));
}
return finalSize;
tile.Image.Measure(availableSize);
}
return new Size();
}
protected override Size ArrangeOverride(Size finalSize)
{
foreach (var tile in Tiles)
{
// Arrange tiles relative to TileMatrix.XMin/YMin.
//
var width = WmtsTileMatrix.TileWidth;
var height = WmtsTileMatrix.TileHeight;
var x = width * (tile.X - TileMatrix.XMin);
var y = height * (tile.Y - TileMatrix.YMin);
tile.Image.Width = width;
tile.Image.Height = height;
tile.Image.Arrange(new Rect(x, y, width, height));
}
return finalSize;
}
}