ol-mapbox-3d-provider/giro3d_custom.html at main · andreaordonselli/ol-mapbox-3d-provider · 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
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
<!doctype html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>ol-mapbox-providers — Giro3D (custom)</title>
    <style>
      :root {
        --header-background: #16343d;
        --header-text: #f3f7f8;
      }
      html, body {
        margin: 0;
        width: 100%;
        height: 100%;
        overflow: hidden;
      }
      body {
        display: grid;
        grid-template-rows: auto minmax(0, 1fr);
        background: #0a3b59;
        font-family: "Segoe UI", sans-serif;
      }
      header {
        display: flex;
        align-items: center;
        gap: 12px;
        min-height: 48px;
        padding: 0 16px;
        box-sizing: border-box;
        background: var(--header-background);
        color: var(--header-text);
        font-size: 13px;
      }
      header h1 {
        margin: 0 auto 0 0;
        font-size: 16px;
        font-weight: 600;
      }
      .filter {
        display: flex;
        align-items: center;
        gap: 6px;
        white-space: nowrap;
      }
      .filter select {
        padding: 4px 6px;
        border: 1px solid #506b73;
        border-radius: 3px;
        background: white;
        color: #16343d;
        font: inherit;
        font-size: 12px;
        max-width: 170px;
      }
      .terrain-toggle {
        padding: 5px 10px;
        border: 1px dashed #506b73;
        border-radius: 3px;
        background: rgba(255, 255, 255, 0.08);
        color: var(--header-text);
        font: inherit;
        font-size: 12px;
        cursor: pointer;
        white-space: nowrap;
      }
      .terrain-toggle:hover {
        background: rgba(255, 255, 255, 0.16);
      }
      .terrain-toggle:disabled {
        opacity: 0.55;
        cursor: not-allowed;
      }
      #globe {
        width: 100%;
        height: 100%;
        position: relative;
        overflow: hidden;
      }
      .badge {
        position: absolute;
        z-index: 2;
        bottom: 12px;
        left: 50%;
        transform: translateX(-50%);
        padding: 6px 12px;
        background: rgba(22, 52, 61, 0.9);
        color: #fff;
        font: 600 13px "Segoe UI", sans-serif;
        pointer-events: none;
      }
    </style>
  </head>
  <body>
    <header>
      <h1>giro3d</h1>
      <label class="filter" for="tile-filter-select">
        tiles:
        <select id="tile-filter-select">
          <option value="">all source-layers</option>
        </select>
      </label>
      <label class="filter" for="label-filter-select">
        labels:
        <select id="label-filter-select">
          <option value="">all source-layers</option>
          <option value="__none__">no labels</option>
        </select>
      </label>
      <button id="terrain-toggle" class="terrain-toggle" type="button" disabled>activate 3d terrain</button>
    </header>

    <div id="globe"></div>

    <script src="lib/ol/ol.js"></script>
    <script src="lib/ol-mapbox-3d-provider.js"></script>
    <script src="lib/giro3d/giro3d.min.js"></script>
    <script src="lib/giro3d/giro3d-mapbox-adapter.js"></script>
    <script src="lib/ol-mapbox-globes.js"></script>
    <script src="lib/ol-mapbox-additional-code-giro3d.js"></script>

    <script>
      (function () {
        const provider = new OlMapbox3DProvider({
          style: 'https://tiles.openfreemap.org/styles/liberty',
          workerUrl: 'lib/ol-mapbox-tile-worker.js',
          labelWorkerUrl: 'lib/ol-mapbox-label-worker.js',
          log: false,
          workerLog: false
        });
        const deviceProfile = OlMapbox3DProvider.getDeviceProfile();

        // ---- Source-layer combos -------------------------------------------
        // "tiles"  -> which source-layer(s) are drawn INTO the tile bitmaps.
        // "labels" -> which source-layer(s) are returned as billboards.
        function tileFilter() {
          const select = document.getElementById('tile-filter-select');
          return select && select.value ? [select.value] : null;
        }
        function labelFilter() {
          const select = document.getElementById('label-filter-select');
          const value = select ? select.value : '';
          return (!value || value === '__none__') ? null : [value];
        }
        function labelsDisabled() {
          const select = document.getElementById('label-filter-select');
          return !!select && select.value === '__none__';
        }
        function populateFilter(selectId) {
          const select = document.getElementById(selectId);
          if (!select) return;
          (function fill() {
            if (!provider.sourceLayers || !provider.sourceLayers.length) {
              setTimeout(fill, 250);
              return;
            }
            provider.sourceLayers.forEach(function (name) {
              const option = document.createElement('option');
              option.value = name;
              option.textContent = name;
              select.appendChild(option);
            });
          })();
        }
        populateFilter('tile-filter-select');
        populateFilter('label-filter-select');

        // Same options for create() and activateTerrain()/deactivateTerrain().
        const options = {
          target: 'globe',
          provider: provider,
          deviceProfile: deviceProfile,
          tileFilter: tileFilter,
          labelFilter: labelFilter,
          initialView: [7.3203, 45.7378]
        };

        let state = null;
        let terrainOn = false;
        const terrainButton = document.getElementById('terrain-toggle');
        function setTerrainButton() {
          terrainButton.textContent = terrainOn
            ? 'deactivate 3d terrain'
            : 'activate 3d terrain';
        }
        terrainButton.addEventListener('click', function () {
          if (!state) {
            return;
          }
          const toggle = terrainOn
            ? OlMapbox3DGlobe.deactivateTerrain
            : OlMapbox3DGlobe.activateTerrain;
          toggle('giro3d', state, options).then(function (next) {
            if (next) {
              state = next; // OpenGlobus returns a recreated globe
            }
            terrainOn = !terrainOn;
            setTerrainButton();
          }).catch(function (error) {
            console.error('Unable to toggle the Giro3D terrain.', error);
          });
        });

        OlMapbox3DGlobe.create('giro3d', options).then(function (s) {
          state = s;
          terrainButton.disabled = false;
        }).catch(function (error) {
          console.error('Unable to initialize the Giro3D globe.', error);
        });

        // ---- Combo listeners ----------------------------------------------
        // Every filter change empties the provider caches so stale tiles/labels
        // are never served for the new filter.
        document.getElementById('label-filter-select').addEventListener('change', function () {
          const disabled = labelsDisabled();
          const layers = labelFilter();
          provider.invalidate();
          // Street/river names are baked INTO the tile bitmap by ol-mapbox-style,
          // so the tile imagery must honour the label filter too.
          if (typeof provider.setLabelBake === 'function') {
            provider.setLabelBake(layers, !disabled);
          }
          if (state && state.labelLayer) {
            state.labelLayer.setEnabled(!disabled);
            if (!disabled) {
              state.labelLayer.setLayers(layers);
              if (typeof state.refreshLabels === 'function') {
                state.refreshLabels();
              }
            }
          }
          if (state && typeof state.setTileFilter === 'function') {
            state.setTileFilter(tileFilter());
          }
        });

        document.getElementById('tile-filter-select').addEventListener('change', function () {
          const layers = tileFilter();
          provider.invalidate();
          if (state && typeof state.setTileFilter === 'function') {
            state.setTileFilter(layers);
          }
        });
      })();
    </script>
  </body>
</html>