leaflet-tilelayer-mask/TileLayerWithMask.html at master · frogcat/leaflet-tilelayer-mask · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <title>TileLayerWithMask for leaflet 2.0.0-alpha.1</title>
    <meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0" />
    <link href="https://unpkg.com/leaflet@2.0.0-alpha.1/dist/leaflet.css" rel="stylesheet" />
    <script type="importmap">
      {
        "imports": {
          "leaflet": "https://unpkg.com/leaflet@2.0.0-alpha.1/dist/leaflet.js",
          "mask": "./TileLayerWithMask.js"
        }
      }
    </script>
  </head>
  <body>
    <div id="map" style="position: absolute; top: 0; left: 0; right: 0; bottom: 0"></div>
    <script type="module">
      import { Map, TileLayer } from "leaflet";
      import TileLayerWithMask from "mask";

      const map = new Map("map").setView([35.6323, 139.768815], 15);

      new TileLayer("https://cyberjapandata.gsi.go.jp/xyz/pale/{z}/{x}/{y}.png", {
        maxZoom: 18,
        attribution: '<a href="https://maps.gsi.go.jp/development/ichiran.html">GSI pale</a>',
      }).addTo(map);

      const mask = new TileLayerWithMask(
        "https://cyberjapandata.gsi.go.jp/xyz/seamlessphoto/{z}/{x}/{y}.jpg",
        {
          maxZoom: 18,
          attribution:
            '<a href="https://maps.gsi.go.jp/development/ichiran.html">GSI seamlessphoto</a>',
          maskSize: 800,
        }
      ).addTo(map);

      map.on("pointermove", function (e) {
        mask.setCenter(e.containerPoint);
      });
    </script>
  </body>
</html>