www/plugins/gis/lib/leaflet/plugins/leaflet-providers.js

   1 (function (root, factory) {
   2         if (typeof define === 'function' && define.amd) {
   3                 // AMD. Register as an anonymous module.
   4                 define(['leaflet'], factory);
   5         } else if (typeof modules === 'object' && module.exports) {
   6                 // define a Common JS module that relies on 'leaflet'
   7                 module.exports = factory(require('leaflet'));
   8         } else {
   9                 // Assume Leaflet is loaded into global object L already
  10                 factory(L);
  11         }
  12 }(this, function (L) {
  13         'use strict';
  14
  15         L.TileLayer.Provider = L.TileLayer.extend({
  16                 initialize: function (arg, options) {
  17                         var providers = L.TileLayer.Provider.providers;
  18
  19                         var parts = arg.split('.');
  20
  21                         var providerName = parts[0];
  22                         var variantName = parts[1];
  23
  24                         if (!providers[providerName]) {
  25                                 throw 'No such provider (' + providerName + ')';
  26                         }
  27
  28                         var provider = {
  29                                 url: providers[providerName].url,
  30                                 options: providers[providerName].options
  31                         };
  32
  33                         // overwrite values in provider from variant.
  34                         if (variantName && 'variants' in providers[providerName]) {
  35                                 if (!(variantName in providers[providerName].variants)) {
  36                                         throw 'No such variant of ' + providerName + ' (' + variantName + ')';
  37                                 }
  38                                 var variant = providers[providerName].variants[variantName];
  39                                 var variantOptions;
  40                                 if (typeof variant === 'string') {
  41                                         variantOptions = {
  42                                                 variant: variant
  43                                         };
  44                                 } else {
  45                                         variantOptions = variant.options;
  46                                 }
  47                                 provider = {
  48                                         url: variant.url || provider.url,
  49                                         options: L.Util.extend({}, provider.options, variantOptions)
  50                                 };
  51                         } else if (typeof provider.url === 'function') {
  52                                 provider.url = provider.url(parts.splice(1, parts.length - 1).join('.'));
  53                         }
  54
  55                         var forceHTTP = window.location.protocol === 'file:' || provider.options.forceHTTP;
  56                         if (provider.url.indexOf('//') === 0 && forceHTTP) {
  57                                 provider.url = 'http:' + provider.url;
  58                         }
  59
  60                         // If retina option is set
  61                         if (provider.options.retina) {
  62                                 // Check retina screen
  63                                 if (options.detectRetina && L.Browser.retina) {
  64                                         // The retina option will be active now
  65                                         // But we need to prevent Leaflet retina mode
  66                                         options.detectRetina = false;
  67                                 } else {
  68                                         // No retina, remove option
  69                                         provider.options.retina = '';
  70                                 }
  71                         }
  72
  73                         // replace attribution placeholders with their values from toplevel provider attribution,
  74                         // recursively
  75                         var attributionReplacer = function (attr) {
  76                                 if (attr.indexOf('{attribution.') === -1) {
  77                                         return attr;
  78                                 }
  79                                 return attr.replace(/\{attribution.(\w*)\}/,
  80                                         function (match, attributionName) {
  81                                                 return attributionReplacer(providers[attributionName].options.attribution);
  82                                         }
  83                                 );
  84                         };
  85                         provider.options.attribution = attributionReplacer(provider.options.attribution);
  86
  87                         // Compute final options combining provider options with any user overrides
  88                         var layerOpts = L.Util.extend({}, provider.options, options);
  89                         L.TileLayer.prototype.initialize.call(this, provider.url, layerOpts);
  90                 }
  91         });
  92
  93         /**
  94          * Definition of providers.
  95          * see http://leafletjs.com/reference.html#tilelayer for options in the options map.
  96          */
  97
  98         L.TileLayer.Provider.providers = {
  99                 OpenStreetMap: {
 100                         url: '//{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
 101                         options: {
 102                                 maxZoom: 19,
 103                                 attribution:
 104                                         '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>'
 105                         },
 106                         variants: {
 107                                 Mapnik: {},
 108                                 BlackAndWhite: {
 109                                         url: 'http://{s}.tiles.wmflabs.org/bw-mapnik/{z}/{x}/{y}.png',
 110                                         options: {
 111                                                 maxZoom: 18
 112                                         }
 113                                 },
 114                                 DE: {
 115                                         url: 'http://{s}.tile.openstreetmap.de/tiles/osmde/{z}/{x}/{y}.png',
 116                                         options: {
 117                                                 maxZoom: 18
 118                                         }
 119                                 },
 120                                 France: {
 121                                         url: 'http://{s}.tile.openstreetmap.fr/osmfr/{z}/{x}/{y}.png',
 122                                         options: {
 123                                                 attribution: '&copy; Openstreetmap France | {attribution.OpenStreetMap}'
 124                                         }
 125                                 },
 126                                 HOT: {
 127                                         url: 'http://{s}.tile.openstreetmap.fr/hot/{z}/{x}/{y}.png',
 128                                         options: {
 129                                                 attribution: '{attribution.OpenStreetMap}, Tiles courtesy of <a href="http://hot.openstreetmap.org/" target="_blank">Humanitarian OpenStreetMap Team</a>'
 130                                         }
 131                                 }
 132                         }
 133                 },
 134                 OpenSeaMap: {
 135                         url: 'http://tiles.openseamap.org/seamark/{z}/{x}/{y}.png',
 136                         options: {
 137                                 attribution: 'Map data: &copy; <a href="http://www.openseamap.org">OpenSeaMap</a> contributors'
 138                         }
 139                 },
 140                 OpenTopoMap: {
 141                         url: '//{s}.tile.opentopomap.org/{z}/{x}/{y}.png',
 142                         options: {
 143                                 maxZoom: 16,
 144                                 attribution: 'Map data: {attribution.OpenStreetMap}, <a href="http://viewfinderpanoramas.org">SRTM</a> | Map style: &copy; <a href="https://opentopomap.org">OpenTopoMap</a> (<a href="https://creativecommons.org/licenses/by-sa/3.0/">CC-BY-SA</a>)'
 145                         }
 146                 },
 147                 Thunderforest: {
 148                         url: '//{s}.tile.thunderforest.com/{variant}/{z}/{x}/{y}.png',
 149                         options: {
 150                                 attribution:
 151                                         '&copy; <a href="http://www.thunderforest.com/">Thunderforest</a>, {attribution.OpenStreetMap}',
 152                                 variant: 'cycle'
 153                         },
 154                         variants: {
 155                                 OpenCycleMap: 'cycle',
 156                                 Transport: {
 157                                         options: {
 158                                                 variant: 'transport',
 159                                                 maxZoom: 19
 160                                         }
 161                                 },
 162                                 TransportDark: {
 163                                         options: {
 164                                                 variant: 'transport-dark',
 165                                                 maxZoom: 19
 166                                         }
 167                                 },
 168                                 SpinalMap: {
 169                                         options: {
 170                                                 variant: 'spinal-map',
 171                                                 maxZoom: 11
 172                                         }
 173                                 },
 174                                 Landscape: 'landscape',
 175                                 Outdoors: 'outdoors',
 176                                 Pioneer: 'pioneer'
 177                         }
 178                 },
 179                 OpenMapSurfer: {
 180                         url: 'http://korona.geog.uni-heidelberg.de/tiles/{variant}/x={x}&y={y}&z={z}',
 181                         options: {
 182                                 maxZoom: 20,
 183                                 variant: 'roads',
 184                                 attribution: 'Imagery from <a href="http://giscience.uni-hd.de/">GIScience Research Group @ University of Heidelberg</a> &mdash; Map data {attribution.OpenStreetMap}'
 185                         },
 186                         variants: {
 187                                 Roads: 'roads',
 188                                 AdminBounds: {
 189                                         options: {
 190                                                 variant: 'adminb',
 191                                                 maxZoom: 19
 192                                         }
 193                                 },
 194                                 Grayscale: {
 195                                         options: {
 196                                                 variant: 'roadsg',
 197                                                 maxZoom: 19
 198                                         }
 199                                 }
 200                         }
 201                 },
 202                 Hydda: {
 203                         url: 'http://{s}.tile.openstreetmap.se/hydda/{variant}/{z}/{x}/{y}.png',
 204                         options: {
 205                                 variant: 'full',
 206                                 attribution: 'Tiles courtesy of <a href="http://openstreetmap.se/" target="_blank">OpenStreetMap Sweden</a> &mdash; Map data {attribution.OpenStreetMap}'
 207                         },
 208                         variants: {
 209                                 Full: 'full',
 210                                 Base: 'base',
 211                                 RoadsAndLabels: 'roads_and_labels'
 212                         }
 213                 },
 214                 MapQuestOpen: {
 215                         /* Mapquest does support https, but with a different subdomain:
 216                          * https://otile{s}-s.mqcdn.com/tiles/1.0.0/{type}/{z}/{x}/{y}.{ext}
 217                          * which makes implementing protocol relativity impossible.
 218                          */
 219                         url: 'http://otile{s}.mqcdn.com/tiles/1.0.0/{type}/{z}/{x}/{y}.{ext}',
 220                         options: {
 221                                 type: 'map',
 222                                 ext: 'jpg',
 223                                 attribution:
 224                                         'Tiles Courtesy of <a href="http://www.mapquest.com/">MapQuest</a> &mdash; ' +
 225                                         'Map data {attribution.OpenStreetMap}',
 226                                 subdomains: '1234'
 227                         },
 228                         variants: {
 229                                 OSM: {},
 230                                 Aerial: {
 231                                         options: {
 232                                                 type: 'sat',
 233                                                 attribution:
 234                                                         'Tiles Courtesy of <a href="http://www.mapquest.com/">MapQuest</a> &mdash; ' +
 235                                                         'Portions Courtesy NASA/JPL-Caltech and U.S. Depart. of Agriculture, Farm Service Agency'
 236                                         }
 237                                 },
 238                                 HybridOverlay: {
 239                                         options: {
 240                                                 type: 'hyb',
 241                                                 ext: 'png',
 242                                                 opacity: 0.9
 243                                         }
 244                                 }
 245                         }
 246                 },
 247                 MapBox: {
 248                         url: '//api.tiles.mapbox.com/v4/{id}/{z}/{x}/{y}.png?access_token={accessToken}',
 249                         options: {
 250                                 attribution:
 251                                         'Imagery from <a href="http://mapbox.com/about/maps/">MapBox</a> &mdash; ' +
 252                                         'Map data {attribution.OpenStreetMap}',
 253                                 subdomains: 'abcd'
 254                         }
 255                 },
 256                 Stamen: {
 257                         url: '//stamen-tiles-{s}.a.ssl.fastly.net/{variant}/{z}/{x}/{y}.{ext}',
 258                         options: {
 259                                 attribution:
 260                                         'Map tiles by <a href="http://stamen.com">Stamen Design</a>, ' +
 261                                         '<a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a> &mdash; ' +
 262                                         'Map data {attribution.OpenStreetMap}',
 263                                 subdomains: 'abcd',
 264                                 minZoom: 0,
 265                                 maxZoom: 20,
 266                                 variant: 'toner',
 267                                 ext: 'png'
 268                         },
 269                         variants: {
 270                                 Toner: 'toner',
 271                                 TonerBackground: 'toner-background',
 272                                 TonerHybrid: 'toner-hybrid',
 273                                 TonerLines: 'toner-lines',
 274                                 TonerLabels: 'toner-labels',
 275                                 TonerLite: 'toner-lite',
 276                                 Watercolor: {
 277                                         options: {
 278                                                 variant: 'watercolor',
 279                                                 minZoom: 1,
 280                                                 maxZoom: 16
 281                                         }
 282                                 },
 283                                 Terrain: {
 284                                         options: {
 285                                                 variant: 'terrain',
 286                                                 minZoom: 4,
 287                                                 maxZoom: 18,
 288                                                 bounds: [[22, -132], [70, -56]]
 289                                         }
 290                                 },
 291                                 TerrainBackground: {
 292                                         options: {
 293                                                 variant: 'terrain-background',
 294                                                 minZoom: 4,
 295                                                 maxZoom: 18,
 296                                                 bounds: [[22, -132], [70, -56]]
 297                                         }
 298                                 },
 299                                 TopOSMRelief: {
 300                                         options: {
 301                                                 variant: 'toposm-color-relief',
 302                                                 ext: 'jpg',
 303                                                 bounds: [[22, -132], [51, -56]]
 304                                         }
 305                                 },
 306                                 TopOSMFeatures: {
 307                                         options: {
 308                                                 variant: 'toposm-features',
 309                                                 bounds: [[22, -132], [51, -56]],
 310                                                 opacity: 0.9
 311                                         }
 312                                 }
 313                         }
 314                 },
 315                 Esri: {
 316                         url: '//server.arcgisonline.com/ArcGIS/rest/services/{variant}/MapServer/tile/{z}/{y}/{x}',
 317                         options: {
 318                                 variant: 'World_Street_Map',
 319                                 attribution: 'Tiles &copy; Esri'
 320                         },
 321                         variants: {
 322                                 WorldStreetMap: {
 323                                         options: {
 324                                                 attribution:
 325                                                         '{attribution.Esri} &mdash; ' +
 326                                                         'Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012'
 327                                         }
 328                                 },
 329                                 DeLorme: {
 330                                         options: {
 331                                                 variant: 'Specialty/DeLorme_World_Base_Map',
 332                                                 minZoom: 1,
 333                                                 maxZoom: 11,
 334                                                 attribution: '{attribution.Esri} &mdash; Copyright: &copy;2012 DeLorme'
 335                                         }
 336                                 },
 337                                 WorldTopoMap: {
 338                                         options: {
 339                                                 variant: 'World_Topo_Map',
 340                                                 attribution:
 341                                                         '{attribution.Esri} &mdash; ' +
 342                                                         'Esri, DeLorme, NAVTEQ, TomTom, Intermap, iPC, USGS, FAO, NPS, NRCAN, GeoBase, Kadaster NL, Ordnance Survey, Esri Japan, METI, Esri China (Hong Kong), and the GIS User Community'
 343                                         }
 344                                 },
 345                                 WorldImagery: {
 346                                         options: {
 347                                                 variant: 'World_Imagery',
 348                                                 attribution:
 349                                                         '{attribution.Esri} &mdash; ' +
 350                                                         'Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community'
 351                                         }
 352                                 },
 353                                 WorldTerrain: {
 354                                         options: {
 355                                                 variant: 'World_Terrain_Base',
 356                                                 maxZoom: 13,
 357                                                 attribution:
 358                                                         '{attribution.Esri} &mdash; ' +
 359                                                         'Source: USGS, Esri, TANA, DeLorme, and NPS'
 360                                         }
 361                                 },
 362                                 WorldShadedRelief: {
 363                                         options: {
 364                                                 variant: 'World_Shaded_Relief',
 365                                                 maxZoom: 13,
 366                                                 attribution: '{attribution.Esri} &mdash; Source: Esri'
 367                                         }
 368                                 },
 369                                 WorldPhysical: {
 370                                         options: {
 371                                                 variant: 'World_Physical_Map',
 372                                                 maxZoom: 8,
 373                                                 attribution: '{attribution.Esri} &mdash; Source: US National Park Service'
 374                                         }
 375                                 },
 376                                 OceanBasemap: {
 377                                         options: {
 378                                                 variant: 'Ocean_Basemap',
 379                                                 maxZoom: 13,
 380                                                 attribution: '{attribution.Esri} &mdash; Sources: GEBCO, NOAA, CHS, OSU, UNH, CSUMB, National Geographic, DeLorme, NAVTEQ, and Esri'
 381                                         }
 382                                 },
 383                                 NatGeoWorldMap: {
 384                                         options: {
 385                                                 variant: 'NatGeo_World_Map',
 386                                                 maxZoom: 16,
 387                                                 attribution: '{attribution.Esri} &mdash; National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, iPC'
 388                                         }
 389                                 },
 390                                 WorldGrayCanvas: {
 391                                         options: {
 392                                                 variant: 'Canvas/World_Light_Gray_Base',
 393                                                 maxZoom: 16,
 394                                                 attribution: '{attribution.Esri} &mdash; Esri, DeLorme, NAVTEQ'
 395                                         }
 396                                 }
 397                         }
 398                 },
 399                 OpenWeatherMap: {
 400                         url: 'http://{s}.tile.openweathermap.org/map/{variant}/{z}/{x}/{y}.png',
 401                         options: {
 402                                 maxZoom: 19,
 403                                 attribution: 'Map data &copy; <a href="http://openweathermap.org">OpenWeatherMap</a>',
 404                                 opacity: 0.5
 405                         },
 406                         variants: {
 407                                 Clouds: 'clouds',
 408                                 CloudsClassic: 'clouds_cls',
 409                                 Precipitation: 'precipitation',
 410                                 PrecipitationClassic: 'precipitation_cls',
 411                                 Rain: 'rain',
 412                                 RainClassic: 'rain_cls',
 413                                 Pressure: 'pressure',
 414                                 PressureContour: 'pressure_cntr',
 415                                 Wind: 'wind',
 416                                 Temperature: 'temp',
 417                                 Snow: 'snow'
 418                         }
 419                 },
 420                 HERE: {
 421                         /*
 422                          * HERE maps, formerly Nokia maps.
 423                          * These basemaps are free, but you need an API key. Please sign up at
 424                          * http://developer.here.com/getting-started
 425                          *
 426                          * Note that the base urls contain '.cit' whichs is HERE's
 427                          * 'Customer Integration Testing' environment. Please remove for production
 428                          * envirionments.
 429                          */
 430                         url:
 431                                 '//{s}.{base}.maps.cit.api.here.com/maptile/2.1/' +
 432                                 '{type}/{mapID}/{variant}/{z}/{x}/{y}/{size}/{format}?' +
 433                                 'app_id={app_id}&app_code={app_code}&lg={language}',
 434                         options: {
 435                                 attribution:
 436                                         'Map &copy; 1987-2014 <a href="http://developer.here.com">HERE</a>',
 437                                 subdomains: '1234',
 438                                 mapID: 'newest',
 439                                 'app_id': '<insert your app_id here>',
 440                                 'app_code': '<insert your app_code here>',
 441                                 base: 'base',
 442                                 variant: 'normal.day',
 443                                 maxZoom: 20,
 444                                 type: 'maptile',
 445                                 language: 'eng',
 446                                 format: 'png8',
 447                                 size: '256'
 448                         },
 449                         variants: {
 450                                 normalDay: 'normal.day',
 451                                 normalDayCustom: 'normal.day.custom',
 452                                 normalDayGrey: 'normal.day.grey',
 453                                 normalDayMobile: 'normal.day.mobile',
 454                                 normalDayGreyMobile: 'normal.day.grey.mobile',
 455                                 normalDayTransit: 'normal.day.transit',
 456                                 normalDayTransitMobile: 'normal.day.transit.mobile',
 457                                 normalNight: 'normal.night',
 458                                 normalNightMobile: 'normal.night.mobile',
 459                                 normalNightGrey: 'normal.night.grey',
 460                                 normalNightGreyMobile: 'normal.night.grey.mobile',
 461
 462                                 basicMap: {
 463                                         options: {
 464                                                 type: 'basetile'
 465                                         }
 466                                 },
 467                                 mapLabels: {
 468                                         options: {
 469                                                 type: 'labeltile',
 470                                                 format: 'png'
 471                                         }
 472                                 },
 473                                 trafficFlow: {
 474                                         options: {
 475                                                 base: 'traffic',
 476                                                 type: 'flowtile'
 477                                         }
 478                                 },
 479                                 carnavDayGrey: 'carnav.day.grey',
 480                                 hybridDay: {
 481                                         options: {
 482                                                 base: 'aerial',
 483                                                 variant: 'hybrid.day'
 484                                         }
 485                                 },
 486                                 hybridDayMobile: {
 487                                         options: {
 488                                                 base: 'aerial',
 489                                                 variant: 'hybrid.day.mobile'
 490                                         }
 491                                 },
 492                                 pedestrianDay: 'pedestrian.day',
 493                                 pedestrianNight: 'pedestrian.night',
 494                                 satelliteDay: {
 495                                         options: {
 496                                                 base: 'aerial',
 497                                                 variant: 'satellite.day'
 498                                         }
 499                                 },
 500                                 terrainDay: {
 501                                         options: {
 502                                                 base: 'aerial',
 503                                                 variant: 'terrain.day'
 504                                         }
 505                                 },
 506                                 terrainDayMobile: {
 507                                         options: {
 508                                                 base: 'aerial',
 509                                                 variant: 'terrain.day.mobile'
 510                                         }
 511                                 }
 512                         }
 513                 },
 514                 FreeMapSK: {
 515                         url: 'http://t{s}.freemap.sk/T/{z}/{x}/{y}.jpeg',
 516                         options: {
 517                                 minZoom: 8,
 518                                 maxZoom: 16,
 519                                 subdomains: '1234',
 520                                 bounds: [[47.204642, 15.996093], [49.830896, 22.576904]],
 521                                 attribution:
 522                                         '{attribution.OpenStreetMap}, vizualization CC-By-SA 2.0 <a href="http://freemap.sk">Freemap.sk</a>'
 523                         }
 524                 },
 525                 MtbMap: {
 526                         url: 'http://tile.mtbmap.cz/mtbmap_tiles/{z}/{x}/{y}.png',
 527                         options: {
 528                                 attribution:
 529                                         '{attribution.OpenStreetMap} &amp; USGS'
 530                         }
 531                 },
 532                 CartoDB: {
 533                         url: 'http://{s}.basemaps.cartocdn.com/{variant}/{z}/{x}/{y}.png',
 534                         options: {
 535                                 attribution: '{attribution.OpenStreetMap} &copy; <a href="http://cartodb.com/attributions">CartoDB</a>',
 536                                 subdomains: 'abcd',
 537                                 maxZoom: 19,
 538                                 variant: 'light_all'
 539                         },
 540                         variants: {
 541                                 Positron: 'light_all',
 542                                 PositronNoLabels: 'light_nolabels',
 543                                 PositronOnlyLabels: 'light_only_labels',
 544                                 DarkMatter: 'dark_all',
 545                                 DarkMatterNoLabels: 'dark_nolabels',
 546                                 DarkMatterOnlyLabels: 'dark_only_labels'
 547                         }
 548                 },
 549                 HikeBike: {
 550                         url: 'http://{s}.tiles.wmflabs.org/{variant}/{z}/{x}/{y}.png',
 551                         options: {
 552                                 maxZoom: 19,
 553                                 attribution: '{attribution.OpenStreetMap}',
 554                                 variant: 'hikebike'
 555                         },
 556                         variants: {
 557                                 HikeBike: {},
 558                                 HillShading: {
 559                                         options: {
 560                                                 maxZoom: 15,
 561                                                 variant: 'hillshading'
 562                                         }
 563                                 }
 564                         }
 565                 },
 566                 BasemapAT: {
 567                         url: '//maps{s}.wien.gv.at/basemap/{variant}/normal/google3857/{z}/{y}/{x}.{format}',
 568                         options: {
 569                                 maxZoom: 19,
 570                                 attribution: 'Datenquelle: <a href="www.basemap.at">basemap.at</a>',
 571                                 subdomains: ['', '1', '2', '3', '4'],
 572                                 format: 'png',
 573                                 bounds: [[46.358770, 8.782379], [49.037872, 17.189532]],
 574                                 variant: 'geolandbasemap'
 575                         },
 576                         variants: {
 577                                 basemap: 'geolandbasemap',
 578                                 grau: 'bmapgrau',
 579                                 overlay: 'bmapoverlay',
 580                                 highdpi: {
 581                                         options: {
 582                                                 variant: 'bmaphidpi',
 583                                                 format: 'jpeg'
 584                                         }
 585                                 },
 586                                 orthofoto: {
 587                                         options: {
 588                                                 variant: 'bmaporthofoto30cm',
 589                                                 format: 'jpeg'
 590                                         }
 591                                 }
 592                         }
 593                 },
 594                 NASAGIBS: {
 595                         url: '//map1.vis.earthdata.nasa.gov/wmts-webmerc/{variant}/default/{time}/{tilematrixset}{maxZoom}/{z}/{y}/{x}.{format}',
 596                         options: {
 597                                 attribution:
 598                                         'Imagery provided by services from the Global Imagery Browse Services (GIBS), operated by the NASA/GSFC/Earth Science Data and Information System ' +
 599                                         '(<a href="https://earthdata.nasa.gov">ESDIS</a>) with funding provided by NASA/HQ.',
 600                                 bounds: [[-85.0511287776, -179.999999975], [85.0511287776, 179.999999975]],
 601                                 minZoom: 1,
 602                                 maxZoom: 9,
 603                                 format: 'jpg',
 604                                 time: '',
 605                                 tilematrixset: 'GoogleMapsCompatible_Level'
 606                         },
 607                         variants: {
 608                                 ModisTerraTrueColorCR: 'MODIS_Terra_CorrectedReflectance_TrueColor',
 609                                 ModisTerraBands367CR: 'MODIS_Terra_CorrectedReflectance_Bands367',
 610                                 ViirsEarthAtNight2012: {
 611                                         options: {
 612                                                 variant: 'VIIRS_CityLights_2012',
 613                                                 maxZoom: 8
 614                                         }
 615                                 },
 616                                 ModisTerraLSTDay: {
 617                                         options: {
 618                                                 variant: 'MODIS_Terra_Land_Surface_Temp_Day',
 619                                                 format: 'png',
 620                                                 maxZoom: 7,
 621                                                 opacity: 0.75
 622                                         }
 623                                 },
 624                                 ModisTerraSnowCover: {
 625                                         options: {
 626                                                 variant: 'MODIS_Terra_Snow_Cover',
 627                                                 format: 'png',
 628                                                 maxZoom: 8,
 629                                                 opacity: 0.75
 630                                         }
 631                                 },
 632                                 ModisTerraAOD: {
 633                                         options: {
 634                                                 variant: 'MODIS_Terra_Aerosol',
 635                                                 format: 'png',
 636                                                 maxZoom: 6,
 637                                                 opacity: 0.75
 638                                         }
 639                                 },
 640                                 ModisTerraChlorophyll: {
 641                                         options: {
 642                                                 variant: 'MODIS_Terra_Chlorophyll_A',
 643                                                 format: 'png',
 644                                                 maxZoom: 7,
 645                                                 opacity: 0.75
 646                                         }
 647                                 }
 648                         }
 649                 },
 650                 NLS: {
 651                         // NLS maps are copyright National library of Scotland.
 652                         // http://maps.nls.uk/projects/api/index.html
 653                         // Please contact NLS for anything other than non-commercial low volume usage
 654                         //
 655                         // Map sources: Ordnance Survey 1:1m to 1:63K, 1920s-1940s
 656                         //   z0-9  - 1:1m
 657                         //  z10-11 - quarter inch (1:253440)
 658                         //  z12-18 - one inch (1:63360)
 659                         url: '//nls-{s}.tileserver.com/nls/{z}/{x}/{y}.jpg',
 660                         options: {
 661                                 attribution: '<a href="http://geo.nls.uk/maps/">National Library of Scotland Historic Maps</a>',
 662                                 bounds: [[49.6, -12], [61.7, 3]],
 663                                 minZoom: 1,
 664                                 maxZoom: 18,
 665                                 subdomains: '0123',
 666                         }
 667                 }
 668         };
 669
 670         L.tileLayer.provider = function (provider, options) {
 671                 return new L.TileLayer.Provider(provider, options);
 672         };
 673
 674         return L;
 675 }));