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Travel Modes in Directions

This example demonstrates the use of the DirectionsService object to fetch directions for different travel modes.

Read the documentation.

TypeScript

function initMap(): void {
  const directionsRenderer = new google.maps.DirectionsRenderer();
  const directionsService = new google.maps.DirectionsService();
  const map = new google.maps.Map(
    document.getElementById("map") as HTMLElement,
    {
      zoom: 14,
      center: { lat: 37.77, lng: -122.447 }
    }
  );
  directionsRenderer.setMap(map);

  calculateAndDisplayRoute(directionsService, directionsRenderer);
  (document.getElementById("mode") as HTMLInputElement).addEventListener(
    "change",
    () => {
      calculateAndDisplayRoute(directionsService, directionsRenderer);
    }
  );
}

function calculateAndDisplayRoute(
  directionsService: google.maps.DirectionsService,
  directionsRenderer: google.maps.DirectionsRenderer
) {
  const selectedMode = (document.getElementById("mode") as HTMLInputElement)
    .value;
  directionsService.route(
    {
      origin: { lat: 37.77, lng: -122.447 }, // Haight.
      destination: { lat: 37.768, lng: -122.511 }, // Ocean Beach.
      // Note that Javascript allows us to access the constant
      // using square brackets and a string value as its
      // "property."
      // @ts-ignore
      travelMode: google.maps.TravelMode[selectedMode]
    },
    (response, status) => {
      if (status == "OK") {
        directionsRenderer.setDirections(response);
      } else {
        window.alert("Directions request failed due to " + status);
      }
    }
  );
}

JavaScript

function initMap() {
  const directionsRenderer = new google.maps.DirectionsRenderer();
  const directionsService = new google.maps.DirectionsService();
  const map = new google.maps.Map(document.getElementById("map"), {
    zoom: 14,
    center: { lat: 37.77, lng: -122.447 }
  });
  directionsRenderer.setMap(map);
  calculateAndDisplayRoute(directionsService, directionsRenderer);
  document.getElementById("mode").addEventListener("change", () => {
    calculateAndDisplayRoute(directionsService, directionsRenderer);
  });
}

function calculateAndDisplayRoute(directionsService, directionsRenderer) {
  const selectedMode = document.getElementById("mode").value;
  directionsService.route(
    {
      origin: { lat: 37.77, lng: -122.447 },
      destination: { lat: 37.768, lng: -122.511 },
      // Note that Javascript allows us to access the constant
      // using square brackets and a string value as its
      // "property."

      travelMode: google.maps.TravelMode[selectedMode]
    },
    (response, status) => {
      if (status == "OK") {
        directionsRenderer.setDirections(response);
      } else {
        window.alert("Directions request failed due to " + status);
      }
    }
  );
}

CSS


      

HTML

<!DOCTYPE html>
<html>
  <head>
    <title>Travel Modes in Directions</title>
    <script src="https://polyfill.io/v3/polyfill.min.js?features=default"></script>
    <script
      src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap&libraries=&v=weekly"
      defer
    ></script>
    <link rel="stylesheet" type="text/css" href="./style.css" />
    <script src="./app.js"></script>
  </head>
  <body>
    <div id="floating-panel">
      <b>Mode of Travel: </b>
      <select id="mode">
        <option value="DRIVING">Driving</option>
        <option value="WALKING">Walking</option>
        <option value="BICYCLING">Bicycling</option>
        <option value="TRANSIT">Transit</option>
      </select>
    </div>
    <div id="map"></div>
  </body>
</html>

All

<!DOCTYPE html>
<html>
  <head>
    <title>Travel Modes in Directions</title>
    <script src="https://polyfill.io/v3/polyfill.min.js?features=default"></script>
    <script
      src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap&libraries=&v=weekly"
      defer
    ></script>
    <style type="text/css">
      /* Always set the map height explicitly to define the size of the div
       * element that contains the map. */
      #map {
        height: 100%;
      }

      /* Optional: Makes the sample page fill the window. */
      html,
      body {
        height: 100%;
        margin: 0;
        padding: 0;
      }

      #floating-panel {
        position: absolute;
        top: 10px;
        left: 25%;
        z-index: 5;
        background-color: #fff;
        padding: 5px;
        border: 1px solid #999;
        text-align: center;
        font-family: "Roboto", "sans-serif";
        line-height: 30px;
        padding-left: 10px;
      }
    </style>
    <script>
      "use strict";

      function initMap() {
        const directionsRenderer = new google.maps.DirectionsRenderer();
        const directionsService = new google.maps.DirectionsService();
        const map = new google.maps.Map(document.getElementById("map"), {
          zoom: 14,
          center: {
            lat: 37.77,
            lng: -122.447
          }
        });
        directionsRenderer.setMap(map);
        calculateAndDisplayRoute(directionsService, directionsRenderer);
        document.getElementById("mode").addEventListener("change", () => {
          calculateAndDisplayRoute(directionsService, directionsRenderer);
        });
      }

      function calculateAndDisplayRoute(directionsService, directionsRenderer) {
        const selectedMode = document.getElementById("mode").value;
        directionsService.route(
          {
            origin: {
              lat: 37.77,
              lng: -122.447
            },
            destination: {
              lat: 37.768,
              lng: -122.511
            },
            // Note that Javascript allows us to access the constant
            // using square brackets and a string value as its
            // "property."
            travelMode: google.maps.TravelMode[selectedMode]
          },
          (response, status) => {
            if (status == "OK") {
              directionsRenderer.setDirections(response);
            } else {
              window.alert("Directions request failed due to " + status);
            }
          }
        );
      }
    </script>
  </head>
  <body>
    <div id="floating-panel">
      <b>Mode of Travel: </b>
      <select id="mode">
        <option value="DRIVING">Driving</option>
        <option value="WALKING">Walking</option>
        <option value="BICYCLING">Bicycling</option>
        <option value="TRANSIT">Transit</option>
      </select>
    </div>
    <div id="map"></div>
  </body>
</html>
"use strict"; function initMap() { const directionsRenderer = new google.maps.DirectionsRenderer(); const directionsService = new google.maps.DirectionsService(); const map = new google.maps.Map(document.getElementById("map"), { zoom: 14, center: { lat: 37.77, lng: -122.447 } }); directionsRenderer.setMap(map); calculateAndDisplayRoute(directionsService, directionsRenderer); document.getElementById("mode").addEventListener("change", () => { calculateAndDisplayRoute(directionsService, directionsRenderer); }); } function calculateAndDisplayRoute(directionsService, directionsRenderer) { const selectedMode = document.getElementById("mode").value; directionsService.route( { origin: { lat: 37.77, lng: -122.447 }, destination: { lat: 37.768, lng: -122.511 }, // Note that Javascript allows us to access the constant // using square brackets and a string value as its // "property." travelMode: google.maps.TravelMode[selectedMode] }, (response, status) => { if (status == "OK") { directionsRenderer.setDirections(response); } else { window.alert("Directions request failed due to " + status); } } ); }
/* Always set the map height explicitly to define the size of the div * element that contains the map. */ #map { height: 100%; } /* Optional: Makes the sample page fill the window. */ html, body { height: 100%; margin: 0; padding: 0; } #floating-panel { position: absolute; top: 10px; left: 25%; z-index: 5; background-color: #fff; padding: 5px; border: 1px solid #999; text-align: center; font-family: "Roboto", "sans-serif"; line-height: 30px; padding-left: 10px; }
<!DOCTYPE html> <html> <head> <title>Travel Modes in Directions</title> <script src="https://polyfill.io/v3/polyfill.min.js?features=default"></script> <script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCb1xprYSpXd0q_yDsJ1W2UGhfl9_YGKU0&callback=initMap&libraries=&v=weekly" defer ></script> <!-- jsFiddle will insert css and js --> </head> <body> <div id="floating-panel"> <b>Mode of Travel: </b> <select id="mode"> <option value="DRIVING">Driving</option> <option value="WALKING">Walking</option> <option value="BICYCLING">Bicycling</option> <option value="TRANSIT">Transit</option> </select> </div> <div id="map"></div> </body> </html>