ArcGIS Runtime SDK for .NET Samples

Set map spatial reference

Set map spatial reference


// 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:
// 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.Geometry;
using Esri.ArcGISRuntime.Mapping;
using Esri.ArcGISRuntime.UI.Controls;
using Foundation;
using System;
using UIKit;

namespace ArcGISRuntime.Samples.SetMapSpatialReference
        "Set map spatial reference",
        "This sample demonstrates how you can set the spatial reference on a Map and all the operational layers would project accordingly.",
    public class SetMapSpatialReference : UIViewController
        // Constant holding offset where the MapView control should start
        private const int yPageOffset = 60;

        // Create and hold reference to the used MapView
        private MapView _myMapView = new MapView();

        public SetMapSpatialReference()
            Title = "Set map spatial reference";

        public override void ViewDidLoad()

            // Create the UI, setup the control references and execute initialization 

        public override void ViewDidLayoutSubviews()
            // Setup the visual frame for the MapView
            _myMapView.Frame = new CoreGraphics.CGRect(0, 0, View.Bounds.Width, View.Bounds.Height);


        private void Initialize()
            // Create new Map using spatial reference as World Bonne (54024)
            Map myMap = new Map(SpatialReference.Create(54024));

            // Adding a map image layer which can reproject itself to the map's spatial reference
            // Note: Some layer such as tiled layer cannot reproject and will fail to draw if their spatial 
            // reference is not the same as the map's spatial reference
            ArcGISMapImageLayer operationalLayer = new ArcGISMapImageLayer(new Uri(

            // Add operational layer to the Map

            // Assign the map to the MapView
            _myMapView.Map = myMap;

        private void CreateLayout()
           // Add MapView to the page

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