ClemensFischer/XAML-Map-Control
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Added MapBase.MapBounds and MapBase.GeoBounds

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ClemensFischer 2025-12-13 18:28:07 +01:00
parent 4db96b9e83
commit 263deb5fd6
10 changed files with 95 additions and 100 deletions
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33
MapControl/Shared/ViewTransform.cs
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@ -38,31 +38,6 @@ namespace MapControl
/// </summary>
public Matrix ViewToMapMatrix { get; private set; }
/// <summary>
/// Transforms a Point from projected map coordinates to view coordinates.
/// </summary>
public Point MapToView(Point point)
{
return MapToViewMatrix.Transform(point);
}
/// <summary>
/// Transforms a Point from view coordinates to projected map coordinates.
/// </summary>
public Point ViewToMap(Point point)
{
return ViewToMapMatrix.Transform(point);
}
/// <summary>
/// Transform relative to absolute map scale. Returns horizontal and vertical
/// scaling factors from meters to view coordinates.
/// </summary>
public Point GetMapScale(Point relativeScale)
{
return new Point(Scale * relativeScale.X, Scale * relativeScale.Y);
}
#if WPF || UWP || WINUI
/// <summary>
/// Initializes a ViewTransform from a map center point in projected coordinates,
@ -90,9 +65,7 @@ namespace MapControl
/// </summary>
public Matrix GetMapTransform(Point relativeScale)
{
var scale = GetMapScale(relativeScale);
var transform = new Matrix(scale.X, 0d, 0d, scale.Y, 0d, 0d);
var transform = new Matrix(Scale * relativeScale.X, 0d, 0d, Scale * relativeScale.Y, 0d, 0d);
transform.Rotate(Rotation);
return transform;
@ -111,7 +84,7 @@ namespace MapControl
// Tile matrix origin in view coordinates.
//
var viewOrigin = MapToView(mapOrigin);
var viewOrigin = MapToViewMatrix.Transform(mapOrigin);
var transformScale = Scale / tileMatrixScale;
@ -129,7 +102,7 @@ namespace MapControl
{
// View origin in map coordinates.
//
var origin = ViewToMap(new Point());
var origin = ViewToMapMatrix.Transform(new Point());
var transformScale = tileMatrixScale / Scale;