Constructor Map

Map()

Initializes a new instance of the Map class.

Declaration

public Map()

See Also

LoadAsync()

SpatialReference

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.3 - 200.3
.NET	100.13 - 200.3
.NET Windows	100.13 - 200.3
.NET Android	200.0 - 200.3
.NET iOS	200.0 - 200.3
.NET Framework	100.0 - 200.3
Xamarin.Android	100.0 - 100.15
Xamarin.iOS	100.0 - 100.15
UWP	100.0 - 200.3

Relevant samples

Display layer view state: Determine if a layer is currently being viewed.

Map(Basemap)

Initializes a new instance of the Map class with a Basemap.

Declaration

public Map(Basemap basemap)

Parameters

Type	Name	Description
Basemap	basemap	The basemap for the map.

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.3 - 200.3
.NET	100.13 - 200.3
.NET Windows	100.13 - 200.3
.NET Android	200.0 - 200.3
.NET iOS	200.0 - 200.3
.NET Framework	100.0 - 200.3
Xamarin.Android	100.0 - 100.15
Xamarin.iOS	100.0 - 100.15
UWP	100.0 - 200.3

Relevant samples

Access load status: Determine the map's load status which can be `NotLoaded`, `FailedToLoad`, `Loading`, `Loaded`.

Add ENC exchange set: Display nautical charts per the ENC specification.

Create, delete, and update features: Add, delete, and update features (geometry and attributes) in a feature layer.

Analyze hotspots: Use a geoprocessing service and a set of features to identify statistically significant hot spots and cold spots.

Map(BasemapStyle)

Initializes a new instance of the Map class with a BasemapStyle.

Declaration

public Map(BasemapStyle basemapStyle)

Parameters

Type	Name	Description
BasemapStyle	basemapStyle	Style of the basemap.

Remarks

These basemaps are secured and access requires either an ApiKey or a named user.

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.10 - 200.3
.NET	100.13 - 200.3
.NET Windows	100.13 - 200.3
.NET Android	200.0 - 200.3
.NET iOS	200.0 - 200.3
.NET Framework	100.10 - 200.3
Xamarin.Android	100.10 - 100.15
Xamarin.iOS	100.10 - 100.15
UWP	100.10 - 200.3

Map(Uri)

Initializes a new instance of the Map class with a Uri to a web map.

Declaration

public Map(Uri uri)

Parameters

Type	Name	Description
System.Uri	uri	Uri of a web map on ArcGIS Online or ArcGIS Enterprise portal. A PortalItem will be created to reference the web map and accessible through Item.

Remarks

If the specified Uri is a portal item URL , the underlying PortalItem will be created and accessible through Item. The uri may be a direct Uri to web map JSON content or the Uri of a portal item.

If the specified URL is a portal item URL, the underlying PortalItem is created and can be accessed through Map(Item). The URL can be a URL to web map JSON content or the URL of a portal item.

Examples of supported URL formats:

• The web map viewer page, for example: https://www.arcgis.com/apps/mapviewer/index.html?webmap=55ebf90799fa4a3fa57562700a68c405
• The Map Viewer Classic, for example: https://www.arcgis.com/home/webmap/viewer.html?webmap=55ebf90799fa4a3fa57562700a68c405
• The web map item details page, for example: https://www.arcgis.com/home/item.html?id=55ebf90799fa4a3fa57562700a68c405
• The REST sharing API data page, for example: https://www.arcgis.com/sharing/rest/content/items/55ebf90799fa4a3fa57562700a68c405/data
• The REST sharing API page (with or without the query parameter f=json), for example: https://www.arcgis.com/sharing/rest/content/items/55ebf90799fa4a3fa57562700a68c405?f=json

Examples of supported portal item Uri values:

• http://www.arcgis.com/home/item.html?id=<web_map_id>
• http://www.arcgis.com/home/webmap/viewer.html?webmap=<web_map_id>
• http://www.arcgis.com/sharing/rest/content/items/<web_map_id>/data

See Also

PortalItem

GeoModel

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.3 - 200.3
.NET	100.13 - 200.3
.NET Windows	100.13 - 200.3
.NET Android	200.2 - 200.3
.NET iOS	200.0 - 200.3
.NET Framework	100.0 - 200.3
Xamarin.Android	100.0 - 100.14
Xamarin.iOS	100.0 - 100.15
UWP	100.0 - 200.3

Relevant samples

Show location history: Display your location history on the map.

Map(Item)

Initializes a new instance of the Map class with a portal item of type WebMap.

Declaration

public Map(Item item)

Parameters

Type	Name	Description
Item	item	The web map item. Only PortalItem are supported.

Remarks

The PortalItem automatically loads when the map loads. If the loaded Item is not a portal item of type WebMap, the map fails to load.

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.3 - 200.3
.NET	100.13 - 200.3
.NET Windows	100.13 - 200.3
.NET Android	200.0 - 200.3
.NET iOS	200.0 - 200.3
.NET Framework	100.0 - 200.3
Xamarin.Android	100.0 - 100.15
Xamarin.iOS	100.0 - 100.15
UWP	100.0 - 200.3

Relevant samples

List related features: List features related to the selected feature.

Map reference scale: Set the map's reference scale and which feature layers should honor the reference scale.

Map(SpatialReference)

Initializes a new instance of the Map class with a specified spatial reference.

Declaration

public Map(SpatialReference spatialReference)

Parameters

Type	Name	Description
SpatialReference	spatialReference	The spatial reference to use on the map.

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.3 - 200.3
.NET	100.13 - 200.3
.NET Windows	100.13 - 200.3
.NET Android	200.0 - 200.3
.NET iOS	200.0 - 200.3
.NET Framework	100.0 - 200.3
Xamarin.Android	100.0 - 100.15
Xamarin.iOS	100.0 - 100.15
UWP	100.0 - 200.3

Relevant samples

Buffer list: Generate multiple individual buffers or a single unioned buffer around multiple points.

Clip geometry: Clip a geometry with another geometry.