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index.html
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<!doctype html>
<!--
Tangram: real-time WebGL rendering for OpenStreetMap
http://github.com/tangrams/tangram
http://mapzen.com
-->
<html lang="en-us">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>Indic OpenStreetMap</title>
<!-- 3rd party libraries -->
<!-- Leaflet -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet/1.0.1/leaflet.css" />
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/leaflet/1.0.1/leaflet.js"></script>
<!-- bog-standard leaflet URL hash -->
<script type="text/javascript" src="https://cdn.rawgit.com/mlevans/leaflet-hash/master/leaflet-hash.js"></script>
<!-- Main tangram library -->
<!-- production -->
<script src="https://www.nextzen.org/tangram/0.16/tangram.min.js"></script>
<!-- production debug -->
<!-- <script src="https://www.nextzen.org/tangram/0.16/tangram.debug.js"></script> -->
<!-- dev -->
<!-- <script src="https://precog.mapzen.com/tangrams/tangram/master/dist/tangram.debug.js"></script> -->
<!-- dev branch -->
<!-- <script src="https://precog.mapzen.com/tangrams/tangram/multi-label-textures/dist/tangram.debug.js"></script> -->
<!-- A lightweight graphical user interface for changing variables in JavaScript. -->
<script type="text/javascript" src="lib/dat.gui.min.js"></script>
<!-- FileSaver.js implements the HTML5 W3C saveAs(), used in the demo to save screenshots -->
<script type="text/javascript" src="lib/FileSaver.js"></script>
<!-- Keymaster handles keyboard input -->
<script type="text/javascript" src="lib/keymaster.js"></script>
<!-- End of 3rd party libraries -->
<style>
body {
margin: 0px;
border: 0px;
padding: 0px;
}
#map {
background: rgba(0, 0, 0, 0);
height: 100%;
width: 100%;
position: absolute;
}
.label {
width: auto;
/*margin-left: -100px;*/
position: absolute;
z-index: 500;
text-align: left;
margin: 10px;
/*background: #E1E1E1;*/
background: rgba(3,3,3,0.6);
opacity: 0.9;
padding: 2px;
visibility: hidden;
/*text-shadow: -1px 0 black, 0 1px black, 1px 0 black, 0 -1px black;*/
/*word-wrap: break-word;*/
}
.label a {
color: white;
}
.label a:hover {
color: lightblue;
}
.labelInner {
padding: 3px 0px;
font-family: Helvetica, sans-serif;
font-weight: bold;
font-size: 12px;
color: white;
opacity: 2.0;
margin: 0px;
}
.labelLine {
/*border: 2px solid gold;*/
}
.labelLine:hover {
/* border: 2px solid gold; */
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
cursor: default;
}
.title {
text-align: center;
font-weight: bold;
color: white;
margin-left: 6px;
}
hr {
border: 0;
height: 1px;
background: rgba(255,255,255,0.5);
}
.coorner {
position: absolute;
background-color: rgba(255,255,255,0.0);
width: 10px;
height: 10px;
z-index: 103;
}
div#coorner-top-left {
top: -2px;
left: -2px;
border-top: 2px solid rgba(255,255,255,0.7);
border-left: 2px solid rgba(255,255,255,0.7);
}
div#coorner-top-right {
top: -2px;
right: -2px;
border-top: 2px solid rgba(255,255,255,0.7);
border-right: 2px solid rgba(255,255,255,0.7);
}
div#coorner-bottom-left {
bottom: -2px;
left: -2px;
border-bottom: 2px solid rgba(255,255,255,0.7);
border-left: 2px solid rgba(255,255,255,0.7);
}
div#coorner-bottom-right {
bottom: -2px;
right: -2px;
border-bottom: 2px solid rgba(255,255,255,0.7);
border-right: 2px solid rgba(255,255,255,0.7);
}
</style>
</head>
<body>
<div class="label" id="popup"></div>
<div id="map"></div>
<!-- Demo module -->
<script>
/*** URL parsing ***/
var animated = true;
var url_search = window.location.search.slice(1);
if (url_search.length > 0) {
if (url_search.indexOf('animated=false') > -1) {
animated = false;
}
}
// location
var url_hash = window.location.hash.slice(1).split('/'); // map location as #z/x/y
var map_start_location = [37.7926, -122.4003, 15]; // San Francisco
var defaultpos = true; // use default position
// location is passed through url
if (url_hash.length == 3) {
var defaultpos = false;
if (url_hash[1] > 180) { // parse hash as tile coordinates
// example: http://localhost:9001/#15/5242/12663
// add .5 to coords to center tile on screen
map_start_location = [tile2lat(parseFloat(url_hash[2]) + .5, url_hash[0]), tile2long(parseFloat(url_hash[1]) + .5, url_hash[0]), url_hash[0]];
}
else { // parse hash as lat/lng coordinates
map_start_location = [url_hash[1],url_hash[2], url_hash[0]];
// convert from strings
map_start_location = map_start_location.map(Number);
}
}
// enable setting language by URL argument
// eg: '?language=en&this=no'
var query = splitQueryParams();
// { language: 'en', this: 'no'}
function splitQueryParams () {
var str = window.location.search;
var kvArray = str.slice(1).split('&');
// ['language=en', 'this=no']
var obj = {};
for (var i = 0, j=kvArray.length; i<j; i++) {
var value = kvArray[i].split('=');
var k = window.decodeURIComponent(value[0]);
var v = window.decodeURIComponent(value[1]);
obj[k] = v;
}
return obj;
}
// So many themes
var theme_defaults = { color: 'black', detail: 10, label: 5 };
var all_theme_imports = { road_shields_usa: 'themes/refill-road-shields-usa.yaml',
road_shields_international: 'themes/refill-road-shields-international.yaml',
color: 'themes/color-' + theme_defaults.color + '.yaml',
label: 'themes/label-' + theme_defaults.label + '.yaml',
detail: 'themes/detail-' + theme_defaults.detail + '.yaml',
texture: '',
terrain: ''
};
var old_theme_imports = { road_shields_usa: 'themes/refill-road-shields-usa.yaml',
road_shields_international: 'themes/refill-road-shields-international.yaml',
color: 'themes/color-' + theme_defaults.color + '.yaml',
label: 'themes/label-' + theme_defaults.label + '.yaml',
detail: 'themes/detail-' + theme_defaults.detail + '.yaml',
texture: '',
terrain: ''
};
/*** Map ***/
var map = L.map('map',
{"keyboardZoomOffset" : .05, maxZoom: 20, "scrollWheelZoom": false }
);
map.setView(map_start_location.slice(0, 2), map_start_location[2]);
var tg_baseScene = 'refill-style.yaml';
var dev_or_prod = 'prod';
// prod
var sdk_api_key = 'WNbrMJ83QBuRm4xvbrmFqg';
var tg_global = { 'sdk_api_key': sdk_api_key, 'sdk_bathymetry': false, 'sdk_coastline': true };
var layer = Tangram.leafletLayer({
// more: 'vector-tiles-TTucZYU'
// default (some): 'vector-tiles-W2tPU-Y'
// no: 'vector-tiles-haXTO7g'
scene: { import: [ tg_baseScene,
'themes/refill-road-shields-usa.yaml',
'themes/refill-road-shields-international.yaml',
'themes/color-' + theme_defaults.color + '.yaml',
'themes/label-' + theme_defaults.label + '.yaml',
'themes/detail-' + theme_defaults.detail + '.yaml' ],
global: tg_global },
attribution: '<a href="https://mapzen.com/tangram" target="_blank">Tangram</a>, © OSM contributors'
});
var scene = layer.scene;
var latlng = {};
var popup = document.getElementById('popup'); // click-popup
var hash = new L.Hash(map);
function updateKey(value) {
keytext = value;
for (layer in scene.config.layers) {
if (layer == "earth") continue;
scene.config.layers[layer].properties.key_text = value;
}
scene.rebuildGeometry();
scene.requestRedraw();
}
function updateValue(value) {
valuetext = value;
for (layer in scene.config.layers) {
if (layer == "earth") continue;
scene.config.layers[layer].properties.value_text = value;
}
scene.rebuildGeometry();
scene.requestRedraw();
}
window.addEventListener('load', function () {
// Scene initialized
layer.scene.subscribe({
load: function (data) {
data.config.global.sdk_animated = animated;
}
});
layer.addTo(map);
});
// Feature selection
var picking = false;
function initFeatureSelection () {
layer.setSelectionEvents({
hover: function(selection) {
if (!picking) {
if (!selection || selection.feature == null || selection.feature.properties == null) {
picking = false;
popup.style.visibility = 'hidden';
return;
}
var properties = selection.feature.properties;
popup.style.width = 'auto';
popup.style.left = (selection.pixel.x + 0) + 'px';
popup.style.top = (selection.pixel.y + 0) + 'px';
popup.style.margin = '10px';
if (properties.name) {
popup.innerHTML = '<span class="labelInner">' + properties.name + '</span><br>';
} else {
popup.innerHTML = '<span class="labelInner">' + 'unnamed ' + properties.kind + '</span><br>';
}
popup.innerHTML += '<span class="labelInner" style="font-size:10px;">' + 'Click to view more...' + '</span><br>';
popup.style.visibility = 'visible';
}
}
});
}
function createEditLinkElement (url, type, label) {
var el = document.createElement('div');
var anchor = document.createElement('a');
el.className = 'labelInner';
anchor.href = url;
anchor.target = '_blank';
anchor.textContent = label;
anchor.addEventListener('click', function (event) {
trackOutboundLink(url, 'mapzen_carto_debug', type);
}, false);
el.appendChild(anchor);
return el;
}
/**
* Function that tracks a click on an outbound link in Google Analytics.
* This function takes a valid URL string as an argument, and uses that URL string
* as the event label. Setting the transport method to 'beacon' lets the hit be sent
* using 'navigator.sendBeacon' in browser that support it.
*/
function trackOutboundLink (url, post_name, editor) {
// ga('send', 'event', [eventCategory], [eventAction], [eventLabel], [eventValue], [fieldsObject]);
ga('send', 'event', 'outbound', post_name, url, {
'transport': 'beacon',
// If opening a link in the current window, this opens the url AFTER
// registering the hit with Analytics. Disabled because here want the
// link to open in a new window, so this hit can occur in the current tab.
//'hitCallback': function(){document.location = url;}
});
}
// convert tile coordinates to lat-lng
// from http://gis.stackexchange.com/questions/17278/calculate-lat-lon-bounds-for-individual-tile-generated-from-gdal2tiles
function tile2long(x,z) { return (x/Math.pow(2,z)*360-180); }
function tile2lat(y,z) {
var n=Math.PI-2*Math.PI*y/Math.pow(2,z);
return (180/Math.PI*Math.atan(0.5*(Math.exp(n)-Math.exp(-n))));
}
function long2tile(lon,zoom) { return (Math.floor((lon+180)/360*Math.pow(2,zoom))); }
function lat2tile(lat,zoom) { return (Math.floor((1-Math.log(Math.tan(lat*Math.PI/180) + 1/Math.cos(lat*Math.PI/180))/Math.PI)/2 *Math.pow(2,zoom))); }
function mapzenTileURL() {
// find minimum max_zoom of all sources
var max_zoom = 16;
for (source in scene.config.sources) {
if (scene.config.sources.hasOwnProperty(source)) {
if (scene.config.sources[source].max_zoom != "undefined") {
max_zoom = Math.min(max_zoom, scene.config.sources[source].max_zoom);
}
}
}
var zoom = max_zoom < map.getZoom() ? max_zoom : Math.floor(map.getZoom());
var tileCoords = { x : long2tile(latlng.lng,zoom), y: lat2tile(latlng.lat,zoom), z: zoom };
var url = 'http://tile.';
url += 'nextzen.org/tilezen/vector/v1/all/' + zoom + '/' + tileCoords.x + '/' + tileCoords.y + '.topojson' + '?api_key=' + sdk_api_key;
return url;
}
/***** Render loop *****/
// Create dat GUI
var gui = new dat.GUI({ autoPlace: true });
function addGUI() {
gui.domElement.parentNode.style.zIndex = 10000;
window.gui = gui;
// Language selector
var langs = {
'(default)': false,
'English':'en',
'Hindi हिन्दी':'hi',
'Marathi मराठी':'mr',
'Gujarati ગુજરાતી':'gu',
'Urdu اُردُو':'ur',
'Punjabi ਪੰਜਾਬੀ / پنجابی':'pa',
'Assamese অসমীয়া':'as',
'Bengali বাংলা':'bn',
'Oriya ଓଡ଼ିଆ':'or',
'Telugu తెలుగు':'te',
'Kannada ಕನ್ನಡ':'kn',
'Tamil தமிழ்':'ta',
'Malayalam മലയാളം':'ml'
};
// use query language, else default to English
gui.language = query.language || false;
gui.add(gui, 'language', langs).onChange(function(value) {
tg_global['ux_language'] = value;
scene.config.global.ux_language = tg_global['ux_language'];
scene.updateConfig();
// window.location.search = 'language=' + value;
});
gui.fallback_lang = query.language_fallback || false;
gui.fallback_button = gui.add(gui, 'fallback_lang', langs).onChange(function(value) {
tg_global['ux_language_fallback'] = value;
scene.config.global.ux_language_fallback = tg_global['ux_language_fallback'];
scene.updateConfig();
// window.location.search = 'language=' + value;
});
gui.fallback_button.name('lang fallback');
// So many themes
var all_theme_imports = { road_shields_usa: 'themes/refill-road-shields-usa.yaml',
road_shields_international: 'themes/refill-road-shields-international.yaml',
detail: null,
label: null,
color: null };
function update_scene_with_themes() {
if( old_theme_imports.road_shields_usa === all_theme_imports.road_shields_usa &&
old_theme_imports.road_shields_international === all_theme_imports.road_shields_international &&
old_theme_imports.color === all_theme_imports.color &&
old_theme_imports.detail === all_theme_imports.detail &&
old_theme_imports.label === all_theme_imports.label &&
old_theme_imports.texture === all_theme_imports.texture &&
old_theme_imports.terrain === all_theme_imports.terrain ) {
//console.log( 'no change' );
} else {
//console.log( all_theme_imports, old_theme_imports );
// construct the import array
themes_as_array = [tg_baseScene];
if( all_theme_imports.road_shields_usa ) {
themes_as_array.push( all_theme_imports.road_shields_usa );
}
if( all_theme_imports.road_shields_international ) {
themes_as_array.push( all_theme_imports.road_shields_international );
}
if( all_theme_imports.color ) {
themes_as_array.push( all_theme_imports.color );
}
if( all_theme_imports.label ) {
themes_as_array.push( all_theme_imports.label );
}
if( all_theme_imports.detail ) {
themes_as_array.push( all_theme_imports.detail );
}
if( all_theme_imports.texture ) {
themes_as_array.push( all_theme_imports.texture );
}
if( all_theme_imports.terrain ) {
themes_as_array.push( all_theme_imports.terrain );
}
//console.log ( themes_as_array );
scene.load({ import: themes_as_array, global: tg_global });
old_theme_imports.road_shields_usa = all_theme_imports.road_shields_usa;
old_theme_imports.road_shields_international = all_theme_imports.road_shields_international;
old_theme_imports.color = all_theme_imports.color;
old_theme_imports.detail = all_theme_imports.detail;
old_theme_imports.label = all_theme_imports.label;
old_theme_imports.texture = all_theme_imports.texture;
old_theme_imports.terrain = all_theme_imports.terrain;
}
}
// label selector
gui.label = query.label || theme_defaults.label;
gui.add(gui, 'label', 0, 11).step(1).onChange(function(value) {
var import_theme = 'themes/label-'+ value + '.yaml'
all_theme_imports.label = import_theme;
update_scene_with_themes();
//window.location.search = 'language=' + value;
});
// Level of Detail selector
gui.detail = query.detail || theme_defaults.detail;
gui.add(gui, 'detail', 0, 11).step(1).onChange(function(value) {
var import_theme = 'themes/detail-'+ value + '.yaml'
all_theme_imports.detail = import_theme;
update_scene_with_themes();
//window.location.color = 'color=' + value;
});
// Enable/disable USA state road shields
var shields_usa = 'USA shields';
gui[shields_usa] = true;
gui.add(gui, shields_usa).onChange(function(value) {
var import_theme = 'themes/refill-road-shields-usa.yaml'
if( value ) {
all_theme_imports.road_shields_usa = import_theme;
} else {
all_theme_imports.road_shields_usa = null;
}
update_scene_with_themes();
});
// Enable/disable international road shields
var shields_international = 'International shields';
gui[shields_international] = true;
gui.add(gui, shields_international).onChange(function(value) {
var import_theme = 'themes/refill-road-shields-international.yaml'
if( value ) {
all_theme_imports.road_shields_international = import_theme;
} else {
all_theme_imports.road_shields_international = null;
}
update_scene_with_themes();
});
// Color theme selector
var color = {
'(default)': 'black',
'black': 'black',
'high-contrast': 'high-contrast',
'gray': 'gray',
'COLOR - pink': 'pink',
'COLOR - blue': 'blue',
'COLOR - sepia': 'sepia',
'COLOR - pink-yellow': 'pink-yellow',
'COLOR - brown-orange': 'brown-orange',
'COLOR - blue-gray': 'blue-gray',
'DARK - inverted': 'inverted',
'DARK - inverted-dark': 'inverted-dark',
'DARK - purple-green': 'purple-green',
'DARK - gray-gold': 'gray-gold',
'DARK - zinc': 'zinc'
};
// use query language, else default to English
gui.color = query.color || theme_defaults.color;
gui.add(gui, 'color', color).onChange(function(value) {
var import_theme = 'themes/color-'+ value + '.yaml'
all_theme_imports.color = import_theme;
update_scene_with_themes();
//window.location.color = 'color=' + value;
});
// Transit selector
var transit_overlay = {
'(default)': false,
'Show': true,
'Hide': false
};
// use transit ux, else default to false
gui.transit_overlay = query.transit_overlay || false;
gui.transit_button = gui.add(gui, 'transit_overlay', transit_overlay).onChange(function(value) {
tg_global['sdk_transit_overlay'] = (value === 'true' || value === true);
scene.config.global.sdk_transit_overlay = tg_global['sdk_transit_overlay']; // dat.gui passes a string
if (value === 'true' || value === true) {
scene.config.global.sdk_road_shields = false;
} else {
if( scene.config.global.text_visible_roads ) {
scene.config.global.sdk_road_shields = true;
}
}
scene.updateConfig();
});
gui.transit_button.name('transit');
// Building extrusion selector
var building_3d = {
'(default)': true,
'Yes': true,
'No': false
};
gui.building_3d = query.building_3d || true;
gui.building_button = gui.add(gui, 'building_3d', building_3d).onChange(function(value) {
tg_global['sdk_building_extrude'] = (value === 'true' || value === true);
scene.config.global.sdk_building_extrude = tg_global['sdk_building_extrude']; // dat.gui passes a string
scene.updateConfig();
});
gui.building_button.name( '3D buildings' );
// Texture toggle
var texture = {
'(default)': true,
'Yes': true,
'No': false
};
gui.texture = query.texture || true;
gui.texture_button = gui.add(gui, 'texture', texture).onChange(function(value) {
//console.log( value );
if (value === 'false' || value === false) {
all_theme_imports.texture = 'themes/no-texture.yaml';
} else {
all_theme_imports.texture = '';
}
update_scene_with_themes();
});
gui.texture_button.name( 'texture' );
// Terrain toggle
var terrain = {
'(default)': false,
'None': false,
'Shading': 'shading',
'Shading - Dark': 'shading-dark',
'Pattern': 'pattern',
'Pattern - Dark': 'pattern-dark'
};
gui.terrain = query.terrain || false;
gui.terrain_button = gui.add(gui, 'terrain', terrain).onChange(function(value) {
//console.log( value );
updateTerrain(value);
});
(updateTerrain = function(value) {
if (value === 'shading' || value === 'shading-dark' || value === 'pattern' || value === 'pattern-dark') {
all_theme_imports.terrain = 'themes/terrain-' + value + '.yaml';
} else {
all_theme_imports.terrain = '';
}
update_scene_with_themes();
})(gui.terrain);
// Bathymetry selector
var bathymetry = {
'(default)': false,
'Yes': true,
'No': false
};
gui.bathymetry = query.bathymetry || false;
gui.bathymetry_button = gui.add(gui, 'bathymetry', bathymetry).onChange(function(value) {
tg_global['sdk_bathymetry'] = (value === 'true' || value === true);
scene.config.global.sdk_bathymetry = tg_global['sdk_bathymetry']; // dat.gui passes a string
scene.updateConfig();
});
gui.bathymetry_button.name( 'bathymetry' );
// Coastline selector
var coastline = {
'(default)': true,
'Yes': true,
'No': false
};
gui.coastline = query.coastline || true;
gui.coastline_button = gui.add(gui, 'coastline', coastline).onChange(function(value) {
tg_global['sdk_coastline'] = (value === 'true' || value === true);
scene.config.global.sdk_coastline = tg_global['sdk_coastline']; // dat.gui passes a string
scene.updateConfig();
});
gui.coastline_button.name( 'coastline' );
// Routing selector
var sdk_directions = {
'(default)': false,
'Hide': false,
'Car': 'car',
'Transit': 'transit',
'Bike': 'bike'
};
gui.sdk_directions = query.sdk_directions || false;
gui.directions_button = gui.add(gui, 'sdk_directions', sdk_directions).onChange(function(value) {
if( value === 'bike' ) {
scene.config.sources.mz_route_line = {};
scene.config.sources.mz_route_line_transit = {};
scene.config.sources.mz_dash_line = {};
scene.config.sources.mz_route_line_bicycle = { type: 'GeoJSON', url: 'https://gist.githubusercontent.com/nvkelso/8a066359dbe7e773926fe01c44c793d4/raw/d32bbf3221a8d8ef47cf22de706768a92ed645d9/map.geojson' }
scene.config.global.sdk_bike_network_overlay = false;
} else if( value === 'transit') {
scene.config.sources.mz_route_line = {};
scene.config.sources.mz_route_line_transit = { type: 'GeoJSON', url: 'https://gist.githubusercontent.com/anonymous/71ae88cbc6d62c4d141ecd6a61060050/raw/2254bbc18243f5dc609e663a580c9412a7447936/map.geojson' }
scene.config.sources.mz_dash_line = { type: 'GeoJSON', url: 'https://gist.githubusercontent.com/anonymous/d73b851c64c3e5fbfc2754aa32f44c10/raw/938ae435776e176919c4797bed1465a92e403ef3/map.geojson' }
scene.config.sources.mz_route_line_bicycle = {};
} else if( value === 'car') {
scene.config.sources.mz_route_line = { type: 'GeoJSON', url: 'https://gist.githubusercontent.com/anonymous/9a610ebda6fe4be7bccc/raw/8d217e43f2412d48d01534ba115f1e42dac72e68/map.geojson' }
scene.config.sources.mz_route_line_transit = {}
scene.config.sources.mz_dash_line = {}
scene.config.sources.mz_route_line_bicycle = {};
} else {
scene.config.sources.mz_route_line = {};
scene.config.sources.mz_route_line_transit = {};
scene.config.sources.mz_dash_line = {};
scene.config.sources.mz_route_line_bicycle = {}
scene.config.global.sdk_bike_network_overlay = true;
}
scene.updateConfig();
});
gui.directions_button.name('directions');
// // Animation selector
// var animated = {
// '(default)': true,
// 'Yes': true,
// 'No': false
// };
// gui.animated = query.animated || true;
// gui.add(gui, 'animated', animated).onChange(function(value) {
// scene.config.global.sdk_animated = (value === 'true' || value === true); // dat.gui passes a string
// scene.updateConfig();
// //window.location.search = 'animated=' + value;
// });
// Enable/disable interactivity for all features
var interactive_label = 'interactive';
gui[interactive_label] = false;
gui.add(gui, interactive_label).onChange(function(value) {
scene.setIntrospection(value);
});
scene.setIntrospection(gui[interactive_label]);
// Take a screenshot and save to file
gui.save_screenshot = function () {
return scene.screenshot().then(function(screenshot) {
// uses FileSaver.js: https://github.com/eligrey/FileSaver.js/
timestamp = new Date();
month = timestamp.getMonth()+1;
if( month < 10 ) { month = '0' + month; }
prettydate = timestamp.getFullYear() + month + timestamp.getDate() + timestamp.getHours() + timestamp.getMinutes();
map_location = map.getZoom() + '-' + map.getCenter().lat.toFixed(5) + '-' + map.getCenter().lng.toFixed(5);
saveAs(screenshot.blob, 'tangram-' + map_location + '-' + prettydate + '.png');
});
};
gui.screenshot = gui.add(gui, 'save_screenshot');
gui.screenshot.name('save screenshot');
// Take a video capture and save to file
if (typeof window.MediaRecorder == 'function') {
gui.video = function () {
if (!gui.video_capture) {
if (scene.startVideoCapture()) {
gui.video_capture = true;
gui.video_button.name('stop video');
}
}
else {
return scene.stopVideoCapture().then(function(video) {
gui.video_capture = false;
gui.video_button.name('capture video');
saveAs(video.blob, 'tangram-video-' + (+new Date()) + '.webm');
});
}
};
gui.video_button = gui.add(gui, 'video');
gui.video_button.name('capture video');
gui.video_capture = false;
}
// Link to edit in OSM - hold 'e' and click
map.getContainer().addEventListener('dblclick', function (event) {
//console.log( 'dblclick was had' );
if( timer ) { clearTimeout( timer ); timer = null; }
popup.style.visibility = 'hidden';
});
var timer;
map.getContainer().addEventListener('mousemove', function (event) {
picking = false;
popup.style.visibility = 'hidden';
return;
});
layer.setSelectionEvents({
click: function(selection) {
if( timer ) { clearTimeout( timer ); timer = null; }
timer = setTimeout( function() {
picking = true;
latlng = selection.leaflet_event.latlng;
if( key.cmd || key.alt ) {
window.open( mapzenTileURL(), '_blank' );
} else {
var url = 'https://www.openstreetmap.org/edit?';
if (!selection || selection.feature == null || selection.feature.properties == null) {
picking = false;
popup.style.visibility = 'hidden';
return;
}
//console.log(selection.feature, selection.changed);
// enable iD to show properties sidebar for selected feature
osm_type = 'node';
osm_zoom = '19'
// tilezen adds sort_rank for any way or relation thing, but because we generate
// label positions for area features, we need to do two tests
if( selection.feature.properties.sort_rank || selection.feature.properties.area ) {
osm_type = 'way';
osm_zoom = Math.max( 17, map.getZoom() );
}
osm_id = selection.feature.properties.id;
if( osm_id < 0 ) {
osm_type = 'relation'
osm_id = Math.abs( osm_id );
// zoom out a bit because we assume this is a larger feature
// but don't zoom out too far, as iD breaks
osm_zoom = Math.max( 16, map.getZoom() );
}
url += osm_type + '=' + osm_id;
// and position the map so it's at a similar zoom to Tangram
if (latlng) {
url += '#map=' + osm_zoom + '/' + latlng.lat + '/' + latlng.lng;
}
if( key.shift ) {
window.open(url, '_blank');
} else {
var properties = selection.feature.properties;
var label = '';
//console.log(properties);
for (var x in properties) {
var val = properties[x]
label += "<span class='labelLine' key="+x+" value="+val+"'>"+x+" : "+val+"</span><br>"
}
var layers = selection.feature.layers;
label += "<span class='labelLine'>Layers:</span><br>"
layers.forEach(function(val) {
label += "<span class='labelLine' value="+val+"'> "+val+"</span><br>"
});
if (label != '') {
popup.style.left = (selection.pixel.x) + 'px';
popup.style.top = (selection.pixel.y) + 'px';
popup.style.margin = '0px';
popup.innerHTML = '<span class="labelInner">' + label + '</span>';
}
// JOSM editor link
var position = '19' + '/' + latlng.lat + '/' + latlng.lng;
var josmUrl = 'http://www.openstreetmap.org/edit?editor=remote#map='+position;
popup.appendChild(createEditLinkElement( url, 'iD', 'Edit with iD ➹') );
popup.appendChild(createEditLinkElement( mapzenTileURL(), 'rawTile', 'View tile data ➹') );
//popup.appendChild(createEditLinkElement( josmUrl, 'JOSM', 'Edit with JOSM ➹') );
popup.style.visibility = 'visible';
}
}
timer = null;
}, 200 );
}
});
}
function inIframe () {
try {
return window.self !== window.top;
} catch (e) {
return true;
}
}
// Add map
window.addEventListener('load', function () {
// Scene initialized
layer.on('init', function() {
var camera = scene.config.cameras[scene.getActiveCamera()];
// if a camera position is set in the scene file, use that
if (defaultpos && typeof camera.position != "undefined") {
map_start_location = [camera.position[1], camera.position[0], camera.position[2]]
}
// Starting position
map.setView([23.3, 82], 5.1);
if (!inIframe()) {
addGUI();
}
});
if (!inIframe()) {
map.scrollWheelZoom.enable();
initFeatureSelection();
}
function addToMap () {
layer.addTo(map);
}
});
</script>
</body>
</html>