ClemensFischer/XAML-Map-Control
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ClemensFischer 2022-12-09 21:08:24 +01:00
parent 17745dc6fb
commit 6363923fa0
2 changed files with 17 additions and 8 deletions
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9
MapControl/WinUI/GeoImage.WinUI.cs
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@ -48,14 +48,17 @@ namespace MapControl
});
if (metadata.TryGetValue(pixelScaleQuery, out BitmapTypedValue pixelScaleValue) &&
pixelScaleValue.Value is double[] pixelScale && pixelScale.Length == 3 &&
pixelScaleValue.Value is double[] pixelScale &&
pixelScale.Length == 3 &&
metadata.TryGetValue(tiePointQuery, out BitmapTypedValue tiePointValue) &&
tiePointValue.Value is double[] tiePoint && tiePoint.Length >= 6)
tiePointValue.Value is double[] tiePoint &&
tiePoint.Length >= 6)
{
transform = new Matrix(pixelScale[0], 0d, 0d, -pixelScale[1], tiePoint[3], tiePoint[4]);
}
else if (metadata.TryGetValue(transformationQuery, out BitmapTypedValue transformValue) &&
transformValue.Value is double[] transformValues && transformValues.Length == 16)
transformValue.Value is double[] transformValues &&
transformValues.Length == 16)
{
transform = new Matrix(transformValues[0], transformValues[1],
transformValues[4], transformValues[5],