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Updated projection center update behavior

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ClemensFischer 2026-01-20 22:21:26 +01:00
parent 94e8edf18b
commit c245a8f722
6 changed files with 38 additions and 11 deletions
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9
MapControl/Shared/MapBase.cs
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@ -87,8 +87,9 @@ namespace MapControl
}
/// <summary>
/// Gets or sets an optional center (reference point) for azimuthal projections.
/// If ProjectionCenter is null, the Center property value will be used instead.
/// Gets or sets a projection center e.g. for azimuthal projections.
/// If ProjectionCenter is null, the value of the Center property is used as projection center.
/// This behavior is overridden when the Center property of a MapProjection is set explicitly.
/// </summary>
public Location ProjectionCenter
{
@ -456,7 +457,7 @@ namespace MapControl
var viewScale = ZoomLevelToScale(ZoomLevel);
var projection = MapProjection;
projection.Center = ProjectionCenter ?? Center;
projection.SetCenter(ProjectionCenter ?? Center);
var mapCenter = projection.LocationToMap(transformCenter ?? Center);
@ -496,7 +497,7 @@ namespace MapControl
ResetTransformCenter();
projection.Center = ProjectionCenter ?? Center;
projection.SetCenter(ProjectionCenter ?? Center);
mapCenter = projection.LocationToMap(center);