ClemensFischer/XAML-Map-Control
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Minor improvements

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This commit is contained in:
ClemensFischer 2022-12-01 22:48:08 +01:00
parent 754e185c5d
commit 7e6b187fd7
9 changed files with 44 additions and 46 deletions
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39
MapControl/Shared/Location.cs
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@ -57,42 +57,33 @@ namespace MapControl
return string.Format(CultureInfo.InvariantCulture, "{0:F5},{1:F5}", Latitude, Longitude);
}
public static Location Parse(string locationString)
public static Location Parse(string location)
{
Location location = null;
string[] values = null;
if (!string.IsNullOrEmpty(locationString))
if (!string.IsNullOrEmpty(location))
{
var values = locationString.Split(new char[] { ',' });
if (values.Length != 2)
{
throw new FormatException("Location string must be a comma-separated pair of double values.");
}
location = new Location(
double.Parse(values[0], NumberStyles.Float, CultureInfo.InvariantCulture),
double.Parse(values[1], NumberStyles.Float, CultureInfo.InvariantCulture));
values = location.Split(new char[] { ',' });
}
return location;
if (values?.Length != 2)
{
throw new FormatException("Location string must be a comma-separated pair of floating point numbers.");
}
return new Location(
double.Parse(values[0], NumberStyles.Float, CultureInfo.InvariantCulture),
double.Parse(values[1], NumberStyles.Float, CultureInfo.InvariantCulture));
}
/// <summary>
/// Normalizes a longitude to a value in the interval [-180 .. 180].
/// Normalizes a longitude to a value in the interval [-180 .. 180).
/// </summary>
public static double NormalizeLongitude(double longitude)
{
if (longitude < -180d)
{
longitude = ((longitude + 180d) % 360d) + 180d;
}
else if (longitude > 180d)
{
longitude = ((longitude - 180d) % 360d) - 180d;
}
var x = (longitude + 180d) % 360d;
return longitude;
return x < 0d ? x + 180d : x - 180d;
}
/// <summary>