AttributeGroupProvider.GetGroups(IEnumerable<MapItem>) Method

Separates source items into groups using attribute values.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v23.2.dll

NuGet Package: DevExpress.Wpf.Map

Declaration

C#

public override Dictionary<object, IEnumerable<MapItem>> GetGroups(
    IEnumerable<MapItem> sourceItems
)

VB.NET

Public Overrides Function GetGroups(
    sourceItems As IEnumerable(Of MapItem)
) As Dictionary(Of Object, IEnumerable(Of MapItem))

Parameters

Name	Type	Description
sourceItems	IEnumerable<MapItem>	A IEnumerable<T><MapItem,> object containing map items for grouping.

Returns

Type	Description
Dictionary<Object, IEnumerable<MapItem>>	A dictionary that stores pairs (value used to group items, an items group).

Remarks

The attribute whose values will be used to group items is specified using the AttributeGroupProvider.AttributeName property.