forked from osm-in/flood-map
-
Notifications
You must be signed in to change notification settings - Fork 0
/
chennai.html
513 lines (453 loc) · 15.9 KB
/
chennai.html
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
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
<!doctype html>
<html class="no-js" lang="">
<head>
<meta charset="utf-8">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<title>Flood Maps</title>
<meta name="description" content="">
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<link href="https://www.mapbox.com/base/latest/base.css" rel="stylesheet">
<script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.11.4/mapbox-gl.js'></script>
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.11.4/mapbox-gl.css' rel='stylesheet' />
<link rel="stylesheet" href="css/normalize.css">
<link rel="stylesheet" href="css/main.css">
<script src="js/vendor/modernizr-2.8.3.min.js"></script>
<style>
html {
background-image: none;
background-repeat: no-repeat;
}
body {
background: none;
}
h1 {
font-size: 3em;
margin: 0;
}
#map {
position: absolute;
top: 0;
bottom: 0;
width: 100%;
}
#sidebar {
background-color: rgba(40, 53, 61, 0.94);
}
@media only screen and (max-width: 620px) {
#sidebar {
display: none;
}
}
@media screen and (device-width: 360px) and (device-height: 640px) and (-webkit-device-pixel-ratio: 3) #map {
position: relative;
}
#map-query {
padding: 5px;
position: absolute;
left: 30%;
bottom: 1em;
background: rgba(0, 0, 0, 0.4);
color: #aaa;
}
#feature-count {
color: rgba(199, 16, 181, 255);
}
.map-legend-circle {
width: 10px;
height: 10px;
background: red;
-moz-border-radius: 50px;
-webkit-border-radius: 50px;
border-radius: 50px;
float: left;
margin: 5px 7px 0 0;
}
</style>
</head>
<body>
<!--[if lt IE 8]>
<p class="browserupgrade">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</p>
<![endif]-->
<!-- Content -->
<div id='map'></div>
<div id='sidebar' class='pin-left col3 pad2 dark fill-navy scroll-styled'>
<h1>Flooded Streets</h1>
<h2><a href='..'>சென்னை</a></h2>
<p>
<strong>
<span id="feature-count">...</span>
</strong> inundated roads reported</p>
<img class="space-bottom1" src="https://cloud.githubusercontent.com/assets/126868/11440554/86851886-9529-11e5-9bf5-55abcc223057.gif">
<p>This is a crowdsourced effort to map inundated roads in Chennai. Report a flooded street by zooming into the map and clicking it. All the data is <a href="https://github.com/osm-in/flood-map">open</a>.</p>
<div data-map='legend'>
<h5>Flood Layers</h5>
<div class="space-bottom1">
<ul>
<li>
<a data-map-layer='cartodem' href="#" class="truncate strong bloxk small" onclick='mapToggle(this);'>
Vulnerable and Inundated areas
</a>
</li>
<li>
<a data-map-layer='chennai-relief-camps-22nov' href="#" class="truncate strong bloxk small " onclick='mapToggle(this);'>
Flood relief camps (Open on Nov 22)
</a>
</li>
<li>
<a data-map-layer='chennai-relief-camps' href="#" class="truncate strong bloxk small " onclick='mapToggle(this);'>
Flood relief camps (Including closed)
</a>
</li>
<li>
<a data-map-layer='chennai-water-logged-points' href="#" class="truncate strong bloxk small " onclick='mapToggle(this);'>
Water logged points
</a>
</li>
</ul>
</div>
<h5>Affected Areas <a href="#" class="truncate strong bloxk small" onclick='mapLocate("reset");'>
(reset)
</a></h5>
<div class="space-bottom1">
<ul>
<li>
<a href="#" class="truncate strong bloxk small" onclick='mapLocate("aminjikarai");'>
Aminjikarai
</a>
</li>
<li>
<a href="#" class="truncate strong bloxk small" onclick='mapLocate("velachery");'>
Velachery
</a>
</li>
<li>
<a href="#" class="truncate strong bloxk small" onclick='mapLocate("mudichur");'>
Mudichur
</a>
</li>
<li>
<a href="#" class="truncate strong bloxk small" onclick='mapLocate("omr");'>
Old Mahabalipuram Road
</a>
</li>
</ul>
</div>
<h5>Highlight <a href="#" class="truncate strong bloxk small" onclick='mapHighlightReset();'>
(reset)
</a></h5>
<div class="space-bottom1">
<ul>
<li>
<a href="#" data-map-layer-highlight='red' data-map-layer='water' class="truncate strong bloxk small" onclick='mapHighlight(this);'>
Waterbodies
</a>
</li>
<li>
<a href="#" data-map-layer-highlight='red' data-map-layer='road-subways' class="truncate strong bloxk small " onclick='mapHighlight(this);'>
Road Subways & Tunnels
</a>
</li>
<li>
<a href="#" data-map-layer-highlight='red' data-map-layer='road-bridges' class="truncate strong bloxk small" onclick='mapHighlight(this);'>
Road Flyovers & Bridges
</a>
</li>
</ul>
</div>
</div>
</div>
<span id='map-query'></span>
<div class="pad2 col8 space-bottom2 dark" style="position: absolute; z-index: 1000; bottom: 0; right: 0">
<div id="copy" class="pad2 fill-darken3 round prose prose-big col12" style="display: block;">Help planners and city authorities understand the flooding problem by contributing to this map. <a href="https://github.com/osm-in/flood-map">Learn more</a>.</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<script src="js/mapbox-gl-js-common.js"></script>
<script>
window.jQuery || document.write('<script src="js/vendor/jquery-1.11.3.min.js"><\/script>')
var API_BASE = 'http://chennai.makeamap.in/';
// Define map locations
var mapLocation = {
"reset": {
"center": [80.2, 13],
"zoom": 11,
"pitch": 20,
"bearing": -30
},
"pallikaranai": {
"center": [80.22, 12.926],
"zoom": 13.8,
"pitch": 45,
"bearing": 90
},
"adyar-river": {
"center": [80.261, 13.014],
"zoom": 13.8,
"pitch": 60,
"bearing": -64,
"highlight": "water"
},
"cooum-river": {
"center": [80.281, 13.074],
"zoom": 13.8,
"pitch": 60,
"bearing": -64
},
"mudichur": {
"center": [80.06, 12.91],
"zoom": 13,
"pitch": 50,
"bearing": -10
},
"aminjikarai": {
"center": [80.21, 13.07],
"zoom": 13.8,
"pitch": 50,
"bearing": -10
},
"velachery": {
"center": [80.21, 12.97],
"zoom": 13.8,
"pitch": 50,
"bearing": -10
},
"omr": {
"center": [80.23, 12.88],
"zoom": 13,
"pitch": 70,
"bearing": -10
}
};
// Simple map
mapboxgl.accessToken = 'pk.eyJ1IjoicGxhbmVtYWQiLCJhIjoiemdYSVVLRSJ9.g3lbg_eN0kztmsfIPxa9MQ';
var map = new mapboxgl.Map({
container: 'map', // container id
style: 'mapbox://styles/planemad/cih4qzr0w0012awltzvpie7qa', //stylesheet location
hash: true
});
mapLocate("reset");
// Add zoom and rotation controls to the map.
map.addControl(new mapboxgl.Navigation());
// Add a vector layer
map.on('style.load', function() {
map.addSource('terrain-data', {
type: 'vector',
url: 'mapbox://mapbox.mapbox-terrain-v2'
});
map.addLayer({
"id": "terrain-data",
"type": "line",
"source": "terrain-data",
"source-layer": "contour",
"layout": {
"line-join": "round",
"line-cap": "round"
},
"paint": {
"line-color": "#ff69b4",
"line-opacity": "0.3",
"line-width": 1
}
});
});
// Define a layer collection for easy styling
var mapLayerCollection = {
"water": ["water", "waterway-river-canal", "waterway-small"],
"road-bridges": ["bridge-main", "bridge-street", "bridge-trunk", "bridge-motorway"],
"cartodem": ["chennai-cartodem"],
"buildings": ["building"],
"road-subways": ["tunnel-motorway", "tunnel-trunk", "tunnel-main", "tunnel-street"],
"chennai-relief-camps": ["chennai-relief-camps"],
"chennai-relief-camps-22nov": ["chennai-relief-camps-22nov"],
"chennai-water-logged-points": ["chennai-water-logged-points"],
"road": [
'road-main',
'road-construction',
'road-rail',
'road-motorway',
'road-trunk',
'road-street',
'road-service-driveway',
'road-path',
'tunnel-motorway',
'tunnel-trunk',
'tunnel-main',
'tunnel-street',
'bridge-main',
'bridge-street',
'bridge-trunk',
'bridge-motorway',
'road-street_limited'
]
};
map.on('style.load', function(e) {
var chennaiGeoJSON;
// Select flooded roads
$.get(API_BASE + 'places.geojson', function(data, status) {
chennaiGeoJSON = JSON.parse(data);
updateFeatureCount();
playWithMap();
})
.fail(function() {
alert('12:20 AM: Our databse is currently facing heavy load and we are moving to a more stable setup in the morning. More details: https://github.com/osm-in/flood-map/issues/4');
});
//Live query
map.on('mousemove', function(e) {
map.featuresAt(e.point, {
radius: 4
}, function(err, features) {
if (err) throw err;
var featuresList = '';
for (var i = 0; i < 1; i++) {
if (features[i].properties.class)
featuresList += features[i].properties.class + ' ';
if (features[i].properties.type)
featuresList += features[i].properties.type + ' ';
if (features[i].properties.name)
featuresList += ':' + features[i].properties.name;
}
$('#map-query').html(featuresList);
});
});
// Popups on click
map.on('click', function(e) {
map.featuresAt(e.point, {
radius: 10,
layer: ['chennai-relief-camps', 'chennai-relief-camps-22nov'],
includeGeometry: true
}, function(err, features) {
console.log('features here', features);
if (features.length > 0) {
var popupHTML = "<h5>" + features[0].properties.Name + "</h5><p>" + $("[data-map-layer=" + features[0].layer.id + "]").html() + "</p>"
var popup = new mapboxgl.Popup()
.setLngLat(features[0].geometry.coordinates)
.setHTML(popupHTML)
.addTo(map);
}
});
});
// Update map legend from styles
$("[data-map-layer]").each(function(e) {
// Get the color of the feature from the map
var obj = $(this).attr('data-map-layer');
try {
var color = map.getPaintProperty(obj, 'circle-color');
// Set the legend color
$(this).prepend('<div class="map-legend-circle" style="background:' + array2rgb(color) + '"></div>');
} catch (e) {};
});
function playWithMap() {
var addedRoads = [];
var addedFeatures = [];
var deletedRoads = [];
for (var i = 0; i < chennaiGeoJSON.features.length; i++) {
addedRoads.push(chennaiGeoJSON.features[i].properties.osm_id);
addedFeatures.push(chennaiGeoJSON.features[i]);
}
var selectedRoadsSource = new mapboxgl.GeoJSONSource({
'data': chennaiGeoJSON
});
map.addSource('selected-roads', selectedRoadsSource);
map.addLayer({
'id': 'selected-roads',
'type': 'line',
'source': 'selected-roads',
'paint': {
'line-color': 'rgba(255,5,230,1)',
'line-width': 10,
'line-opacity': 0.3
}
});
// Toggle way selection on click
map.on('click', function(e) {
if (map.getZoom() >= 15) {
map.featuresAt(e.point, {
radius: 5,
includeGeometry: true,
layer: mapLayerCollection["road"]
}, function(err, features) {
if (err)
throw err;
for (var i = 0; i < features.length; i++) {
var tempObj = {};
var index = addedRoads.indexOf(features[i].properties.osm_id);
if (index !== -1 && addedFeatures[index] && (addedFeatures[index].geometry.coordinates.length === features[i].geometry.coordinates.length)) {
//Create temp object
tempObj.geometry = features[i].geometry;
tempObj.properties = features[i].properties;
tempObj.properties["is_flooded"] = false;
$.post(API_BASE + "save", {
'data': JSON.stringify(tempObj)
}, function(data, status) {
})
.fail(function() {
alert("Oops! Our server is out for a walk, try again after some time.");
})
.success(function() {
//Remove from all arrays
chennaiGeoJSON['features'].splice(index, 1);
addedRoads.splice(index, 1);
addedFeatures.splice(index, 1);
selectedRoadsSource.setData(chennaiGeoJSON);
updateFeatureCount();
});
break;
} else if (features[i].layer['type'] === 'line' && (features[i].geometry['type'] === 'LineString' ||
features[i].geometry['type'] === 'MultiLineString')) {
//Create temp object
tempObj.geometry = features[i].geometry;
tempObj.properties = features[i].properties;
tempObj.properties["is_flooded"] = true;
$.post(API_BASE + "save", {
'data': JSON.stringify(tempObj)
}, function(data, status) {
})
.fail(function() {
alert("Oops! Our server is out for a walk, try again after some time.");
})
.success(function() {
//Push to all arrays
addedFeatures.push(tempObj);
chennaiGeoJSON.features.push(tempObj);
addedRoads.push(features[i].properties.osm_id);
selectedRoadsSource.setData(chennaiGeoJSON);
updateFeatureCount();
});
break;
}
}
});
}
});
}
//Update feature count
function updateFeatureCount() {
var count = chennaiGeoJSON.features.length;
$("#feature-count").html(count);
console.log(chennaiGeoJSON);
};
});
function array2rgb(color) {
// Combine and return the values
return 'rgba(' + color.map(function(x) {
return x * 255;
}).join() + ')';
}
</script>
// Tracking Code
<script>
(function(i, s, o, g, r, a, m) {
i['GoogleAnalyticsObject'] = r;
i[r] = i[r] || function() {
(i[r].q = i[r].q || []).push(arguments)
}, i[r].l = 1 * new Date();
a = s.createElement(o),
m = s.getElementsByTagName(o)[0];
a.async = 1;
a.src = g;
m.parentNode.insertBefore(a, m)
})(window, document, 'script', '//www.google-analytics.com/analytics.js', 'ga');
ga('create', 'UA-67841289-2', 'auto');
ga('send', 'pageview');
</script>
</body>
</html>