Display a custom basemap style

Learn how to add a custom vector basemap layer to a map.

Display a custom basemap style using API key authentication

A basemap layer provides the visual context for a map. You can use the default basemap layer styles provided by the basemap styles service or you can create your own custom styles with the ArcGIS Vector Tile Style Editor for specific mapping applications.

In this tutorial you use MapLibre GL JS to display a styled vector basemap layer in a map.

Prerequisites

Steps

Get the starter app

Select a type of authentication below and follow the steps to create a new application.

You can choose one of the following to create a new CodePen:

  • Option 1: Complete the Display a map tutorial; or,
  • Option 2: Start from the Display a map tutorial .

Set up authentication

Create developer credentials in your portal for the type of authentication you selected.

Create a new API key credential with the correct privileges to access the resources used in this tutorial.

  1. Go to the Create an API key tutorial and create an API key with the following privilege(s):
    • Privileges
      • Location services > Basemaps
    • Item access
      • Note: If you are using your own custom data layer for this tutorial, you need to grant the API key credentials access to the layer item. Learn more in Item access privileges.
  2. Copy the API key access token to your clipboard when prompted.

Set developer credentials

Use the API key or OAuth developer credentials so your application can access location services.

  1. Update the accessToken variable to use your API key.

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        /* Use for API key authentication */
        const accessToken = "YOUR_ACCESS_TOKEN"
    
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Add the vector tile layer

You can access a basemap layer by referencing its item ID. You can find a layer's item ID by accessing it in your portal or the ArcGIS Vector Tile Style Editor.

  1. Go to the Forest and Parks Canvas vector tile layer and find its item ID. The ID is at the end of the URL.

  2. Change the basemapId from arcgis/outdoor to your own item ID and the style endpoint to enable your custom item.

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        /* Use for API key authentication */
        const accessToken = "YOUR_ACCESS_TOKEN";
    
        // or
    
        /* Use for user authentication */
        // const session = await arcgisRest.ArcGISIdentityManager.beginOAuth2({
        //   clientId: "YOUR_CLIENT_ID", // Your client ID from OAuth credentials
        //   redirectUri: "YOUR_REDIRECT_URL", // The redirect URL registered in your OAuth credentials
        //   portal: "YOUR_PORTAL_URL" // Your portal URL
        // })
    
        // const accessToken = session.token;
    
        const basemapEnum = "6976148c11bd497d8624206f9ee03e30"; // Custom vector tile style
    
        const map = new maplibregl.Map({
          container: "map", // the id of the div element
    
          style: `https://basemapstyles-api.arcgis.com/arcgis/rest/services/styles/v2/styles/items/${basemapEnum}?token=${accessToken}`,
    
          zoom: 12, // starting zoom
          center: [-118.805, 34.027] // starting location [longitude, latitude]
        });
    
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Run the app

Run the app.

It should display the Forest and Parks Canvas vector basemap layer.

What's next?

Learn how to use additional ArcGIS location services in these tutorials:

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