ClemensFischer/XAML-Map-Control
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Update ViewTransform.cs

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ClemensFischer 2024-05-18 22:03:22 +02:00
parent 9df04db892
commit dd62545b41
1 changed files with 9 additions and 11 deletions
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20
MapControl/Shared/ViewTransform.cs
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@ -75,7 +75,6 @@ namespace MapControl
Rotation = ((rotation % 360d) + 360d) % 360d;
var transform = new Matrix(Scale, 0d, 0d, -Scale, -Scale * mapCenter.X, Scale * mapCenter.Y);
transform.Rotate(Rotation);
transform.Translate(viewCenter.X, viewCenter.Y);
@ -88,11 +87,6 @@ namespace MapControl
public Matrix GetTileLayerTransform(double tileMatrixScale, Point tileMatrixTopLeft, Point tileMatrixOrigin)
{
var transformScale = Scale / tileMatrixScale;
var transform = new Matrix(transformScale, 0d, 0d, transformScale, 0d, 0d);
transform.Rotate(Rotation);
// Tile matrix origin in map coordinates.
//
var mapOrigin = new Point(
@ -103,6 +97,10 @@ namespace MapControl
//
var viewOrigin = MapToView(mapOrigin);
var transformScale = Scale / tileMatrixScale;
var transform = new Matrix(transformScale, 0d, 0d, transformScale, 0d, 0d);
transform.Rotate(Rotation);
transform.Translate(viewOrigin.X, viewOrigin.Y);
return transform;
@ -110,15 +108,15 @@ namespace MapControl
public Rect GetTileMatrixBounds(double tileMatrixScale, Point tileMatrixTopLeft, Size viewSize)
{
var transformScale = tileMatrixScale / Scale;
var transform = new Matrix(transformScale, 0d, 0d, transformScale, 0d, 0d);
transform.Rotate(-Rotation);
// View origin in map coordinates.
//
var origin = ViewToMap(new Point());
var transformScale = tileMatrixScale / Scale;
var transform = new Matrix(transformScale, 0d, 0d, transformScale, 0d, 0d);
transform.Rotate(-Rotation);
// Translate origin to tile matrix origin in pixels.
//
transform.Translate(