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ArcGIS Runtime SDK for .NET

Set initial map location

This code sample is available for these platforms:
View Sample on GitHub

Display a map centered on an initial point with a specified level of detail (zoom level).

screenshot

How it works

  1. Create a Map, specifying a basemap type, latitude and longitude in WGS84, and a level of detail.
  2. Display the map in a map view.

Relevant API

  • BasemapType
  • Map
  • MapView

About the data

The map opens with satellite imagery of a guitar-shaped field in the Pampas region of north central Argentina.

Tags

center, envelope, extent, initial location, level of detail

Sample Code

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"             
             xmlns:esriUI="clr-namespace:Esri.ArcGISRuntime.Xamarin.Forms;assembly=Esri.ArcGISRuntime.Xamarin.Forms"
             xmlns:mapping="clr-namespace:Esri.ArcGISRuntime.Mapping;assembly=Esri.ArcGISRuntime" 
             x:Class="ArcGISRuntime.Samples.SetInitialMapLocation.SetInitialMapLocation">
  <Grid>
    <esriUI:MapView x:Name="MyMapView"/>
  </Grid>
</ContentPage>
// Copyright 2016 Esri.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
// You may obtain a copy of the License at: http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an 
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific 
// language governing permissions and limitations under the License.

using Esri.ArcGISRuntime.Mapping;
using Xamarin.Forms;

namespace ArcGISRuntime.Samples.SetInitialMapLocation
{
    [ArcGISRuntime.Samples.Shared.Attributes.Sample(
        "Set initial map location",
        "Map",
        "This sample demonstrates how to create a map with a standard ESRI Imagery with Labels basemap that is centered on a latitude and longitude location and zoomed into a specific level of detail.",
        "")]
    public partial class SetInitialMapLocation : ContentPage
    {
        public SetInitialMapLocation()
        {
            InitializeComponent ();

            // Create the UI, setup the control references and execute initialization 
            Initialize();
        }

        private void Initialize()
        {
            // Create a map with 'Imagery with Labels' basemap and an initial location
            Map myMap = new Map(BasemapType.ImageryWithLabels, -33.867886, -63.985, 16);

            // Assign the map to the MapView
            MyMapView.Map = myMap;
        }
    }
}