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KML Feature Details

This example includes a KML feature object. When the feature is clicked, the map displays its Description text within a side <div>.

Read the documentation.

TypeScript

function initMap(): void {
  const map = new google.maps.Map(
    document.getElementById("map") as HTMLElement,
    {
      zoom: 12,
      center: { lat: 37.06, lng: -95.68 }
    }
  );

  const kmlLayer = new google.maps.KmlLayer({
    url: "http://googlemaps.github.io/kml-samples/kml/Placemark/placemark.kml",
    suppressInfoWindows: true,
    map: map
  });

  kmlLayer.addListener("click", kmlEvent => {
    const text = kmlEvent.featureData.description;
    showInContentWindow(text);
  });

  function showInContentWindow(text: string) {
    const sidediv = document.getElementById("content-window") as HTMLElement;
    sidediv.innerHTML = text;
  }
}

JavaScript

function initMap() {
  const map = new google.maps.Map(document.getElementById("map"), {
    zoom: 12,
    center: { lat: 37.06, lng: -95.68 }
  });
  const kmlLayer = new google.maps.KmlLayer({
    url: "http://googlemaps.github.io/kml-samples/kml/Placemark/placemark.kml",
    suppressInfoWindows: true,
    map: map
  });
  kmlLayer.addListener("click", kmlEvent => {
    const text = kmlEvent.featureData.description;
    showInContentWindow(text);
  });

  function showInContentWindow(text) {
    const sidediv = document.getElementById("content-window");
    sidediv.innerHTML = text;
  }
}

CSS

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

#map {
  float: left;
  height: 425px;
  width: 79%;
}

#content-window {
  float: left;
  font-family: "Roboto", "sans-serif";
  height: 100%;
  line-height: 30px;
  padding-left: 10px;
  width: 19%;
}

HTML

<!DOCTYPE html>
<html>
  <head>
    <title>KML Feature Details</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="content-window"></div>
  </body>
</html>

All

<!DOCTYPE html>
<html>
  <head>
    <title>KML Feature Details</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">
      html,
      body {
        height: 100%;
        margin: 0;
        padding: 0;
      }

      #map {
        float: left;
        height: 425px;
        width: 79%;
      }

      #content-window {
        float: left;
        font-family: "Roboto", "sans-serif";
        height: 100%;
        line-height: 30px;
        padding-left: 10px;
        width: 19%;
      }
    </style>
    <script>
      "use strict";

      function initMap() {
        const map = new google.maps.Map(document.getElementById("map"), {
          zoom: 12,
          center: {
            lat: 37.06,
            lng: -95.68
          }
        });
        const kmlLayer = new google.maps.KmlLayer({
          url:
            "http://googlemaps.github.io/kml-samples/kml/Placemark/placemark.kml",
          suppressInfoWindows: true,
          map: map
        });
        kmlLayer.addListener("click", kmlEvent => {
          const text = kmlEvent.featureData.description;
          showInContentWindow(text);
        });

        function showInContentWindow(text) {
          const sidediv = document.getElementById("content-window");
          sidediv.innerHTML = text;
        }
      }
    </script>
  </head>
  <body>
    <div id="map"></div>
    <div id="content-window"></div>
  </body>
</html>
"use strict"; function initMap() { const map = new google.maps.Map(document.getElementById("map"), { zoom: 12, center: { lat: 37.06, lng: -95.68 } }); const kmlLayer = new google.maps.KmlLayer({ url: "http://googlemaps.github.io/kml-samples/kml/Placemark/placemark.kml", suppressInfoWindows: true, map: map }); kmlLayer.addListener("click", kmlEvent => { const text = kmlEvent.featureData.description; showInContentWindow(text); }); function showInContentWindow(text) { const sidediv = document.getElementById("content-window"); sidediv.innerHTML = text; } }
html, body { height: 100%; margin: 0; padding: 0; } #map { float: left; height: 425px; width: 79%; } #content-window { float: left; font-family: "Roboto", "sans-serif"; height: 100%; line-height: 30px; padding-left: 10px; width: 19%; }
<!DOCTYPE html> <html> <head> <title>KML Feature Details</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="content-window"></div> </body> </html>

Create a starter application from sample

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 layer-kml-features DESTINATION_FOLDER

Run in Google Cloud Shell

Google Cloud Shell is an interactive shell environment for Google Cloud Platform that makes it easy for you to learn and experiment with GCP and manage your projects and resources from your web browser.

Run in Cloud Shell