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Directions Service #14

Open iput2021-tanaka opened 3 months ago

iput2021-tanaka commented 3 months ago

経路案内

index.jsのサンプルコード

function initMap() {
  const directionsService = new google.maps.DirectionsService();
  const directionsRenderer = new google.maps.DirectionsRenderer();
  const map = new google.maps.Map(document.getElementById("map"), {
    zoom: 7,
    center: { lat: 41.85, lng: -87.65 },
  });

  directionsRenderer.setMap(map);

  const onChangeHandler = function () {
    calculateAndDisplayRoute(directionsService, directionsRenderer);
  };

  document.getElementById("start").addEventListener("change", onChangeHandler);
  document.getElementById("end").addEventListener("change", onChangeHandler);
}

function calculateAndDisplayRoute(directionsService, directionsRenderer) {
  directionsService
    .route({
      origin: {
        query: document.getElementById("start").value,
      },
      destination: {
        query: document.getElementById("end").value,
      },
      travelMode: google.maps.TravelMode.DRIVING,
    })
    .then((response) => {
      directionsRenderer.setDirections(response);
    })
    .catch((e) => window.alert("Directions request failed due to " + status));
}

window.initMap = initMap;

style.cssのサンプルコード

/* 
 * 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;
}

index.htmlのサンプルコード

<html>
  <head>
    <title>Directions Service</title>
    <script src="https://polyfill.io/v3/polyfill.min.js?features=default"></script>

    <link rel="stylesheet" type="text/css" href="./style.css" />
    <script type="module" src="./index.js"></script>
  </head>
  <body>
    <div id="floating-panel">
      <b>Start: </b>
      <select id="start">
        <option value="chicago, il">Chicago</option>
        <option value="st louis, mo">St Louis</option>
        <option value="joplin, mo">Joplin, MO</option>
        <option value="oklahoma city, ok">Oklahoma City</option>
        <option value="amarillo, tx">Amarillo</option>
        <option value="gallup, nm">Gallup, NM</option>
        <option value="flagstaff, az">Flagstaff, AZ</option>
        <option value="winona, az">Winona</option>
        <option value="kingman, az">Kingman</option>
        <option value="barstow, ca">Barstow</option>
        <option value="san bernardino, ca">San Bernardino</option>
        <option value="los angeles, ca">Los Angeles</option>
      </select>
      <b>End: </b>
      <select id="end">
        <option value="chicago, il">Chicago</option>
        <option value="st louis, mo">St Louis</option>
        <option value="joplin, mo">Joplin, MO</option>
        <option value="oklahoma city, ok">Oklahoma City</option>
        <option value="amarillo, tx">Amarillo</option>
        <option value="gallup, nm">Gallup, NM</option>
        <option value="flagstaff, az">Flagstaff, AZ</option>
        <option value="winona, az">Winona</option>
        <option value="kingman, az">Kingman</option>
        <option value="barstow, ca">Barstow</option>
        <option value="san bernardino, ca">San Bernardino</option>
        <option value="los angeles, ca">Los Angeles</option>
      </select>
    </div>
    <div id="map"></div>

    <!-- 
      The `defer` attribute causes the callback to execute after the full HTML
      document has been parsed. For non-blocking uses, avoiding race conditions,
      and consistent behavior across browsers, consider loading using Promises.
      See https://developers.google.com/maps/documentation/javascript/load-maps-js-api
      for more information.
      -->
    <script
      src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg&callback=initMap&v=weekly"
      defer
    ></script>
  </body>
</html>
iput2021-tanaka commented 3 months ago

経路案内

index.jsのサンプルコード

function initMap() {
  const directionsService = new google.maps.DirectionsService();
  const directionsRenderer = new google.maps.DirectionsRenderer();
  const map = new google.maps.Map(document.getElementById("map"), {
    zoom: 7,
    center: { lat: 41.85, lng: -87.65 },
  });

  directionsRenderer.setMap(map);

  const onChangeHandler = function () {
    calculateAndDisplayRoute(directionsService, directionsRenderer);
  };

  document.getElementById("start").addEventListener("change", onChangeHandler);
  document.getElementById("end").addEventListener("change", onChangeHandler);
}

function calculateAndDisplayRoute(directionsService, directionsRenderer) {
  directionsService
    .route({
      origin: {
        query: document.getElementById("start").value,
      },
      destination: {
        query: document.getElementById("end").value,
      },
      travelMode: google.maps.TravelMode.DRIVING,
    })
    .then((response) => {
      directionsRenderer.setDirections(response);
    })
    .catch((e) => window.alert("Directions request failed due to " + status));
}

window.initMap = initMap;

style.cssのサンプルコード

/* 
 * 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;
}

index.htmlのサンプルコード

<html>
  <head>
    <title>Directions Service</title>
    <script src="https://polyfill.io/v3/polyfill.min.js?features=default"></script>

    <link rel="stylesheet" type="text/css" href="./style.css" />
    <script type="module" src="./index.js"></script>
  </head>
  <body>
    <div id="floating-panel">
      <b>Start: </b>
      <select id="start">
        <option value="chicago, il">Chicago</option>
        <option value="st louis, mo">St Louis</option>
        <option value="joplin, mo">Joplin, MO</option>
        <option value="oklahoma city, ok">Oklahoma City</option>
        <option value="amarillo, tx">Amarillo</option>
        <option value="gallup, nm">Gallup, NM</option>
        <option value="flagstaff, az">Flagstaff, AZ</option>
        <option value="winona, az">Winona</option>
        <option value="kingman, az">Kingman</option>
        <option value="barstow, ca">Barstow</option>
        <option value="san bernardino, ca">San Bernardino</option>
        <option value="los angeles, ca">Los Angeles</option>
      </select>
      <b>End: </b>
      <select id="end">
        <option value="chicago, il">Chicago</option>
        <option value="st louis, mo">St Louis</option>
        <option value="joplin, mo">Joplin, MO</option>
        <option value="oklahoma city, ok">Oklahoma City</option>
        <option value="amarillo, tx">Amarillo</option>
        <option value="gallup, nm">Gallup, NM</option>
        <option value="flagstaff, az">Flagstaff, AZ</option>
        <option value="winona, az">Winona</option>
        <option value="kingman, az">Kingman</option>
        <option value="barstow, ca">Barstow</option>
        <option value="san bernardino, ca">San Bernardino</option>
        <option value="los angeles, ca">Los Angeles</option>
      </select>
    </div>
    <div id="map"></div>

    <!-- 
      The `defer` attribute causes the callback to execute after the full HTML
      document has been parsed. For non-blocking uses, avoiding race conditions,
      and consistent behavior across browsers, consider loading using Promises.
      See https://developers.google.com/maps/documentation/javascript/load-maps-js-api
      for more information.
      -->
    <script
      src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg&callback=initMap&v=weekly"
      defer
    ></script>
  </body>
</html>