GeoCoordinate.Course Properti

Definisi

Ruang nama:

System.Device.Location

Rakitan:

System.Device.dll

Mendapatkan atau mengatur judul dalam derajat, relatif terhadap utara sejati.

public:
 property double Course { double get(); void set(double value); };

public double Course { get; set; }

member this.Course : double with get, set

Public Property Course As Double

Nilai Properti

Double

Judul dalam derajat, relatif terhadap utara yang benar.

Pengecualian

ArgumentOutOfRangeException

Course diatur di luar rentang yang valid.

Contoh

Contoh berikut mencetak Course properti dan Speed dari lokasi GeoCoordinatesaat ini.

static void GetLocationCourseAndSpeed()
{
    GeoCoordinateWatcher watcher = new GeoCoordinateWatcher();

    watcher.TryStart(true, TimeSpan.FromMilliseconds(1000));

    if (watcher.Position.Location.IsUnknown != true)
    {
        GeoCoordinate coord = watcher.Position.Location;

        Console.WriteLine("Course: {0}, Speed: {1}",
            coord.Course,
            coord.Speed);
    }
    else
    {
        Console.WriteLine("Unknown");
    }
}

Public Sub GetLocationCourseAndSpeed()
    Dim watcher As GeoCoordinateWatcher
    watcher = New System.Device.Location.GeoCoordinateWatcher()
    watcher.TryStart(False, TimeSpan.FromMilliseconds(1000))

    If Not watcher.Position.Location.IsUnknown Then
        Dim coord As GeoCoordinate = watcher.Position.Location
        Console.WriteLine("Course: {0}, Speed: {1}",
            coord.Course,
            coord.Speed) 'NaN if not available.
    Else
        Console.WriteLine("Location unknown.")
    End If

End Sub

Keterangan

Rentang yang valid mencakup nilai dari 0,0 hingga 360,0, dan Double.NaN jika judul tidak ditentukan.