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Waypoints in Directions

This example demonstrates the use of the DirectionsService object to fetch directions for a route including waypoints.

Read the documentation.

TypeScript

function initMap(): void {
  const directionsService = new google.maps.DirectionsService();
  const directionsRenderer = new google.maps.DirectionsRenderer();
  const map = new google.maps.Map(
    document.getElementById("map") as HTMLElement,
    {
      zoom: 6,
      center: { lat: 41.85, lng: -87.65 }
    }
  );
  directionsRenderer.setMap(map);

  (document.getElementById("submit") as HTMLElement).addEventListener(
    "click",
    () => {
      calculateAndDisplayRoute(directionsService, directionsRenderer);
    }
  );
}

function calculateAndDisplayRoute(
  directionsService: google.maps.DirectionsService,
  directionsRenderer: google.maps.DirectionsRenderer
) {
  const waypts: google.maps.DirectionsWaypoint[] = [];
  const checkboxArray = document.getElementById(
    "waypoints"
  ) as HTMLSelectElement;

  for (let i = 0; i < checkboxArray.length; i++) {
    if (checkboxArray.options[i].selected) {
      waypts.push({
        location: (checkboxArray[i] as HTMLOptionElement).value,
        stopover: true
      });
    }
  }

  directionsService.route(
    {
      origin: (document.getElementById("start") as HTMLInputElement).value,
      destination: (document.getElementById("end") as HTMLInputElement).value,
      waypoints: waypts,
      optimizeWaypoints: true,
      travelMode: google.maps.TravelMode.DRIVING
    },
    (response, status) => {
      if (status === "OK") {
        directionsRenderer.setDirections(response);
        const route = response.routes[0];
        const summaryPanel = document.getElementById(
          "directions-panel"
        ) as HTMLElement;
        summaryPanel.innerHTML = "";

        // For each route, display summary information.
        for (let i = 0; i < route.legs.length; i++) {
          const routeSegment = i + 1;
          summaryPanel.innerHTML +=
            "<b>Route Segment: " + routeSegment + "</b><br>";
          summaryPanel.innerHTML += route.legs[i].start_address + " to ";
          summaryPanel.innerHTML += route.legs[i].end_address + "<br>";
          summaryPanel.innerHTML += route.legs[i].distance.text + "<br><br>";
        }
      } else {
        window.alert("Directions request failed due to " + status);
      }
    }
  );
}

JavaScript

function initMap() {
  const directionsService = new google.maps.DirectionsService();
  const directionsRenderer = new google.maps.DirectionsRenderer();
  const map = new google.maps.Map(document.getElementById("map"), {
    zoom: 6,
    center: { lat: 41.85, lng: -87.65 }
  });
  directionsRenderer.setMap(map);
  document.getElementById("submit").addEventListener("click", () => {
    calculateAndDisplayRoute(directionsService, directionsRenderer);
  });
}

function calculateAndDisplayRoute(directionsService, directionsRenderer) {
  const waypts = [];
  const checkboxArray = document.getElementById("waypoints");

  for (let i = 0; i < checkboxArray.length; i++) {
    if (checkboxArray.options[i].selected) {
      waypts.push({
        location: checkboxArray[i].value,
        stopover: true
      });
    }
  }
  directionsService.route(
    {
      origin: document.getElementById("start").value,
      destination: document.getElementById("end").value,
      waypoints: waypts,
      optimizeWaypoints: true,
      travelMode: google.maps.TravelMode.DRIVING
    },
    (response, status) => {
      if (status === "OK") {
        directionsRenderer.setDirections(response);
        const route = response.routes[0];
        const summaryPanel = document.getElementById("directions-panel");
        summaryPanel.innerHTML = "";

        // For each route, display summary information.
        for (let i = 0; i < route.legs.length; i++) {
          const routeSegment = i + 1;
          summaryPanel.innerHTML +=
            "<b>Route Segment: " + routeSegment + "</b><br>";
          summaryPanel.innerHTML += route.legs[i].start_address + " to ";
          summaryPanel.innerHTML += route.legs[i].end_address + "<br>";
          summaryPanel.innerHTML += route.legs[i].distance.text + "<br><br>";
        }
      } else {
        window.alert("Directions request failed due to " + status);
      }
    }
  );
}

CSS

#right-panel {
  font-family: "Roboto", "sans-serif";
  line-height: 30px;
  padding-left: 10px;
}

#right-panel select,
#right-panel input {
  font-size: 15px;
}

#right-panel select {
  width: 100%;
}

#right-panel i {
  font-size: 12px;
}

html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}

#map {
  height: 100%;
  float: left;
  width: 70%;
  height: 100%;
}

#right-panel {
  margin: 20px;
  border-width: 2px;
  width: 20%;
  height: 400px;
  float: left;
  text-align: left;
  padding-top: 0;
}

#directions-panel {
  margin-top: 10px;
  background-color: #ffee77;
  padding: 10px;
  overflow: scroll;
  height: 174px;
}

HTML

<!DOCTYPE html>
<html>
  <head>
    <title>Waypoints 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="map"></div>
    <div id="right-panel">
      <div>
        <b>Start:</b>
        <select id="start">
          <option value="Halifax, NS">Halifax, NS</option>
          <option value="Boston, MA">Boston, MA</option>
          <option value="New York, NY">New York, NY</option>
          <option value="Miami, FL">Miami, FL</option>
        </select>
        <br />
        <b>Waypoints:</b> <br />
        <i>(Ctrl+Click or Cmd+Click for multiple selection)</i> <br />
        <select multiple id="waypoints">
          <option value="montreal, quebec">Montreal, QBC</option>
          <option value="toronto, ont">Toronto, ONT</option>
          <option value="chicago, il">Chicago</option>
          <option value="winnipeg, mb">Winnipeg</option>
          <option value="fargo, nd">Fargo</option>
          <option value="calgary, ab">Calgary</option>
          <option value="spokane, wa">Spokane</option>
        </select>
        <br />
        <b>End:</b>
        <select id="end">
          <option value="Vancouver, BC">Vancouver, BC</option>
          <option value="Seattle, WA">Seattle, WA</option>
          <option value="San Francisco, CA">San Francisco, CA</option>
          <option value="Los Angeles, CA">Los Angeles, CA</option>
        </select>
        <br />
        <input type="submit" id="submit" />
      </div>
      <div id="directions-panel"></div>
    </div>
  </body>
</html>

All

<!DOCTYPE html>
<html>
  <head>
    <title>Waypoints 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">
      #right-panel {
        font-family: "Roboto", "sans-serif";
        line-height: 30px;
        padding-left: 10px;
      }

      #right-panel select,
      #right-panel input {
        font-size: 15px;
      }

      #right-panel select {
        width: 100%;
      }

      #right-panel i {
        font-size: 12px;
      }

      html,
      body {
        height: 100%;
        margin: 0;
        padding: 0;
      }

      #map {
        height: 100%;
        float: left;
        width: 70%;
        height: 100%;
      }

      #right-panel {
        margin: 20px;
        border-width: 2px;
        width: 20%;
        height: 400px;
        float: left;
        text-align: left;
        padding-top: 0;
      }

      #directions-panel {
        margin-top: 10px;
        background-color: #ffee77;
        padding: 10px;
        overflow: scroll;
        height: 174px;
      }
    </style>
    <script>
      "use strict";

      function initMap() {
        const directionsService = new google.maps.DirectionsService();
        const directionsRenderer = new google.maps.DirectionsRenderer();
        const map = new google.maps.Map(document.getElementById("map"), {
          zoom: 6,
          center: {
            lat: 41.85,
            lng: -87.65
          }
        });
        directionsRenderer.setMap(map);
        document.getElementById("submit").addEventListener("click", () => {
          calculateAndDisplayRoute(directionsService, directionsRenderer);
        });
      }

      function calculateAndDisplayRoute(directionsService, directionsRenderer) {
        const waypts = [];
        const checkboxArray = document.getElementById("waypoints");

        for (let i = 0; i < checkboxArray.length; i++) {
          if (checkboxArray.options[i].selected) {
            waypts.push({
              location: checkboxArray[i].value,
              stopover: true
            });
          }
        }

        directionsService.route(
          {
            origin: document.getElementById("start").value,
            destination: document.getElementById("end").value,
            waypoints: waypts,
            optimizeWaypoints: true,
            travelMode: google.maps.TravelMode.DRIVING
          },
          (response, status) => {
            if (status === "OK") {
              directionsRenderer.setDirections(response);
              const route = response.routes[0];
              const summaryPanel = document.getElementById("directions-panel");
              summaryPanel.innerHTML = ""; // For each route, display summary information.

              for (let i = 0; i < route.legs.length; i++) {
                const routeSegment = i + 1;
                summaryPanel.innerHTML +=
                  "<b>Route Segment: " + routeSegment + "</b><br>";
                summaryPanel.innerHTML += route.legs[i].start_address + " to ";
                summaryPanel.innerHTML += route.legs[i].end_address + "<br>";
                summaryPanel.innerHTML +=
                  route.legs[i].distance.text + "<br><br>";
              }
            } else {
              window.alert("Directions request failed due to " + status);
            }
          }
        );
      }
    </script>
  </head>
  <body>
    <div id="map"></div>
    <div id="right-panel">
      <div>
        <b>Start:</b>
        <select id="start">
          <option value="Halifax, NS">Halifax, NS</option>
          <option value="Boston, MA">Boston, MA</option>
          <option value="New York, NY">New York, NY</option>
          <option value="Miami, FL">Miami, FL</option>
        </select>
        <br />
        <b>Waypoints:</b> <br />
        <i>(Ctrl+Click or Cmd+Click for multiple selection)</i> <br />
        <select multiple id="waypoints">
          <option value="montreal, quebec">Montreal, QBC</option>
          <option value="toronto, ont">Toronto, ONT</option>
          <option value="chicago, il">Chicago</option>
          <option value="winnipeg, mb">Winnipeg</option>
          <option value="fargo, nd">Fargo</option>
          <option value="calgary, ab">Calgary</option>
          <option value="spokane, wa">Spokane</option>
        </select>
        <br />
        <b>End:</b>
        <select id="end">
          <option value="Vancouver, BC">Vancouver, BC</option>
          <option value="Seattle, WA">Seattle, WA</option>
          <option value="San Francisco, CA">San Francisco, CA</option>
          <option value="Los Angeles, CA">Los Angeles, CA</option>
        </select>
        <br />
        <input type="submit" id="submit" />
      </div>
      <div id="directions-panel"></div>
    </div>
  </body>
</html>
"use strict"; function initMap() { const directionsService = new google.maps.DirectionsService(); const directionsRenderer = new google.maps.DirectionsRenderer(); const map = new google.maps.Map(document.getElementById("map"), { zoom: 6, center: { lat: 41.85, lng: -87.65 } }); directionsRenderer.setMap(map); document.getElementById("submit").addEventListener("click", () => { calculateAndDisplayRoute(directionsService, directionsRenderer); }); } function calculateAndDisplayRoute(directionsService, directionsRenderer) { const waypts = []; const checkboxArray = document.getElementById("waypoints"); for (let i = 0; i < checkboxArray.length; i++) { if (checkboxArray.options[i].selected) { waypts.push({ location: checkboxArray[i].value, stopover: true }); } } directionsService.route( { origin: document.getElementById("start").value, destination: document.getElementById("end").value, waypoints: waypts, optimizeWaypoints: true, travelMode: google.maps.TravelMode.DRIVING }, (response, status) => { if (status === "OK") { directionsRenderer.setDirections(response); const route = response.routes[0]; const summaryPanel = document.getElementById("directions-panel"); summaryPanel.innerHTML = ""; // For each route, display summary information. for (let i = 0; i < route.legs.length; i++) { const routeSegment = i + 1; summaryPanel.innerHTML += "<b>Route Segment: " + routeSegment + "</b><br>"; summaryPanel.innerHTML += route.legs[i].start_address + " to "; summaryPanel.innerHTML += route.legs[i].end_address + "<br>"; summaryPanel.innerHTML += route.legs[i].distance.text + "<br><br>"; } } else { window.alert("Directions request failed due to " + status); } } ); }
#right-panel { font-family: "Roboto", "sans-serif"; line-height: 30px; padding-left: 10px; } #right-panel select, #right-panel input { font-size: 15px; } #right-panel select { width: 100%; } #right-panel i { font-size: 12px; } html, body { height: 100%; margin: 0; padding: 0; } #map { height: 100%; float: left; width: 70%; height: 100%; } #right-panel { margin: 20px; border-width: 2px; width: 20%; height: 400px; float: left; text-align: left; padding-top: 0; } #directions-panel { margin-top: 10px; background-color: #ffee77; padding: 10px; overflow: scroll; height: 174px; }
<!DOCTYPE html> <html> <head> <title>Waypoints 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=AIzaSyBIwzALxUPNbatRBj3Xi1Uhp0fFzwWNBkE&callback=initMap&libraries=&v=weekly" defer ></script> <!-- jsFiddle will insert css and js --> </head> <body> <div id="map"></div> <div id="right-panel"> <div> <b>Start:</b> <select id="start"> <option value="Halifax, NS">Halifax, NS</option> <option value="Boston, MA">Boston, MA</option> <option value="New York, NY">New York, NY</option> <option value="Miami, FL">Miami, FL</option> </select> <br /> <b>Waypoints:</b> <br /> <i>(Ctrl+Click or Cmd+Click for multiple selection)</i> <br /> <select multiple id="waypoints"> <option value="montreal, quebec">Montreal, QBC</option> <option value="toronto, ont">Toronto, ONT</option> <option value="chicago, il">Chicago</option> <option value="winnipeg, mb">Winnipeg</option> <option value="fargo, nd">Fargo</option> <option value="calgary, ab">Calgary</option> <option value="spokane, wa">Spokane</option> </select> <br /> <b>End:</b> <select id="end"> <option value="Vancouver, BC">Vancouver, BC</option> <option value="Seattle, WA">Seattle, WA</option> <option value="San Francisco, CA">San Francisco, CA</option> <option value="Los Angeles, CA">Los Angeles, CA</option> </select> <br /> <input type="submit" id="submit" /> </div> <div id="directions-panel"></div> </div> </body> </html>

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A skeleton starter application using TypeScript, Webpack, and Babel can be generated from this sample using one of the methods below.

Run Locally

Node.js is required to run this sample locally. Follow these instructions to install Node.js and NPM.

npm i -g '@googlemaps/js-samples'
googlemaps-js-samples init directions-waypoints DESTINATION_FOLDER

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