5-multiple-custom-marker.html

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    <title>Multiple Markers - Google Maps API demo - August - Let's Write</title>
    <link rel="canonical" href="https://www.letswrite.tw/google-map-api-marker-custom/">
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
    <style>
      .container {
        padding-top: 30px;
        padding-bottom: 30px;
      }
      #map {
        background: #CCC;
      }
      .fixed-bottom {
        position: fixed;
        left: 16px;
        bottom: 0;
        max-width: 320px;
      }
    </style>
    
    <link rel="shortcut icon" href="https://letswritetw.github.io/letswritetw/dist/img/logo_512.png"/>
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    <div id="app" class="container">

      <div class="row">
        <div class="col">
          <div id="map" class="embed-responsive embed-responsive-16by9"></div>
        </div>
      </div>

      <div class="row fixed-bottom">
        <div class="col">
          <div class="alert alert-info" role="alert">
            Let's Write 筆記文：<br/>
            <a href="https://letswrite.tw/google-map-api-marker-custom/" target="_blank">Google Maps API學習筆記-1</a>
          </div>
        </div>
      </div>
    
    </div>
    
    <!-- 將 YOUR_API_KEY 替換成你的 API Key 即可 -->
    <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY" async defer></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.6.10/vue.min.js"></script>

    <!-- map -->
    <script>
      const googleMap = new Vue({
        el: '#app',
        data: {
          map: null
        },
        methods: {
          // init google map
          initMap() {
            
            // 預設顯示的地點：台北市政府親子劇場
            let location = {
              lat: 25.0374865, // 經度
              lng: 121.5647688 // 緯度
            };
            
            // 建立地圖
            this.map = new google.maps.Map(document.getElementById('map'), {
              center: location,
              zoom: 16,
              mapTypeId: 'terrain'
            });

            // 放置多個marker
            fetch('./map.geojson')
              .then(results => results.json())
              .then(result => {
                let res = result.features;
                Array.prototype.forEach.call(res, r => {
                  let latLng = new google.maps.LatLng(r.geometry.coordinates[0], r.geometry.coordinates[1]);
                  let marker = new google.maps.Marker({
                    position: latLng,
                    icon: "https://akveo.github.io/eva-icons/outline/png/128/gift-outline.png", // 自定義圖標，google也有提供5個預設的圖標，參考下方*1
                    map: this.map,
                    animation: google.maps.Animation.DROP, // DROP掉下來、BOUNCE一直彈跳
                    draggable: true // true、false可否拖拉
                  });

                  /* *1 用google預設圖標的寫法
                    let marker = new google.maps.Marker({
                      icon: {
                        // icon圖例：https://developers.google.com/maps/documentation/javascript/symbols?hl=zh-tw#predefined
                        // google.maps.SymbolPath.CIRCLE
                        // google.maps.SymbolPath.BACKWARD_CLOSED_ARROW
                        // google.maps.SymbolPath.FORWARD_CLOSED_ARROW
                        // google.maps.SymbolPath.BACKWARD_OPEN_ARROW
                        // google.maps.SymbolPath.FORWARD_OPEN_ARROW
                        path: google.maps.SymbolPath.CIRCLE,
                        scale: 10
                      }
                    });
                  */
                 
                });
            });

          }
        },
        created() {
          window.addEventListener('load', () => {
            this.initMap();
          });
        }
      });
    </script>

  </body>
</html>