windowsforms-devexpress-dot-xtramap-6628c8ea.md
A layer that displays vector data on the mini map.
Namespace : DevExpress.XtraMap
Assembly : DevExpress.XtraMap.v25.2.dll
NuGet Package : DevExpress.Win.Map
public class MiniMapVectorItemsLayer :
MiniMapLayerBase
Public Class MiniMapVectorItemsLayer
Inherits MiniMapLayerBase
This example demonstrates how to customize mini map layers.
To do this, create the required MiniMapLayerBase class descendant objects, configure them and add them to the MiniMap.Layers collection.
mapControl.MiniMap = CreateMiniMap(data);
MiniMap CreateMiniMap(object data) {
MiniMap miniMap = new MiniMap() {
Height = 200,
Width = 300,
Behavior = new FixedMiniMapBehavior() {
CenterPoint = new GeoPoint(-35, 140),
ZoomLevel = 3
}
};
MiniMapImageTilesLayer mapLayer = new MiniMapImageTilesLayer() {
DataProvider = new BingMapDataProvider() {
BingKey = bingKey,
Kind = BingMapKind.Area
}
};
MiniMapVectorItemsLayer vectorLayer = new MiniMapVectorItemsLayer();
ListSourceDataAdapter adapter = new ListSourceDataAdapter();
adapter.DataSource = data;
adapter.Mappings.Latitude = "Latitude";
adapter.Mappings.Longitude = "Longitude";
adapter.DefaultMapItemType = MapItemType.Dot;
adapter.PropertyMappings.Add(
new MapDotSizeMapping() { DefaultValue = 10 }
);
vectorLayer.Data = adapter;
vectorLayer.ItemStyle.Fill = Color.FromArgb(74, 212, 255);
vectorLayer.ItemStyle.Stroke = Color.Gray;
miniMap.Layers.Add(mapLayer);
miniMap.Layers.Add(vectorLayer);
return miniMap;
}
mapControl.MiniMap = CreateMiniMap(data)
Private Function CreateMiniMap(ByVal data As Object) As MiniMap
Dim miniMap As New MiniMap() With { _
.Height = 200, .Width = 300, .Behavior = New FixedMiniMapBehavior() With {.CenterPoint = New GeoPoint(-35, 140), .ZoomLevel = 3} _
}
Dim mapLayer As New MiniMapImageTilesLayer() With { _
.DataProvider = New BingMapDataProvider() With {.BingKey = bingKey, .Kind = BingMapKind.Area} _
}
Dim vectorLayer As New MiniMapVectorItemsLayer()
Dim adapter As New ListSourceDataAdapter()
adapter.DataSource = data
adapter.Mappings.Latitude = "Latitude"
adapter.Mappings.Longitude = "Longitude"
adapter.DefaultMapItemType = MapItemType.Dot
adapter.PropertyMappings.Add(New MapDotSizeMapping() With {.DefaultValue = 10})
vectorLayer.Data = adapter
vectorLayer.ItemStyle.Fill = Color.FromArgb(74, 212, 255)
vectorLayer.ItemStyle.Stroke = Color.Gray
miniMap.Layers.Add(mapLayer)
miniMap.Layers.Add(vectorLayer)
Return miniMap
End Function
Object MapDisposableObject MiniMapLayerBase MiniMapVectorItemsLayer
See Also