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Implement initial map reference system in BaseMapLayer #138

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Implement initial map reference system in BaseMapLayer #138

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7 changes: 7 additions & 0 deletions EGIS.Controls/BaseMapLayer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using EGIS.Projections;


namespace EGIS.Controls
Expand Down Expand Up @@ -105,6 +106,7 @@ private void Map_ZoomLevelChanged(object sender, EventArgs e)
}

private TileSource _tileSource;
private ICRS _initialMapReferenceSystem;
private bool disposedValue;

/// <summary>
Expand All @@ -124,9 +126,14 @@ public TileSource TileSource
_tileSource = value;
if (previousTileSource == null)
{
_initialMapReferenceSystem = mapReference.MapCoordinateReferenceSystem;
//if TileSource changed from null set the maps CRS to Wgs84PseudoMercator
mapReference.MapCoordinateReferenceSystem = EGIS.Projections.CoordinateReferenceSystemFactory.Default.GetCRSById(EGIS.Projections.CoordinateReferenceSystemFactory.Wgs84PseudoMercatorEpsgCode);
}
else if (_tileSource == null)
{
mapReference.MapCoordinateReferenceSystem = _initialMapReferenceSystem;
}
mapReference.Invalidate(RefreshMode.BaseMapLayer);
}
}
Expand Down