GeoUtils.CalculateArea(IList<GeoPoint>) Method

Computes the area of a closed shape formed by the given points.

Namespace: DevExpress.XtraMap

Assembly: DevExpress.XtraMap.v23.2.dll

NuGet Package: DevExpress.Win.Map

Declaration

C#

public static double CalculateArea(
    IList<GeoPoint> points
)

VB.NET

Public Shared Function CalculateArea(
    points As IList(Of GeoPoint)
) As Double

Parameters

Name	Type	Description
points	IList<GeoPoint>	The points that define the map shape vertices.

Returns

Type	Description
Double	The map shape area in squire meters.

Remarks

The following example shows how to compute a map shape area:

C#

double areaByPoints = GeoUtils.CalculateArea(new List<GeoPoint> {
    new GeoPoint(41, -109),
    new GeoPoint(41, -102),
    new GeoPoint(37, -102),
    new GeoPoint(37, -109)
});

VB.NET

Dim areaByPoints As Double = GeoUtils.CalculateArea(New List(Of GeoPoint) From {
    New GeoPoint(41, -109),
    New GeoPoint(41, -102),
    New GeoPoint(37, -102),
    New GeoPoint(37, -109)
})