openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/source/tileimagesource.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">all files</a> / <a href="index.html">ol/source/</a> tileimagesource.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 80.61% Statements 79/98 </div> <div class='fl pad1y space-right2'> 60.66% Branches 37/61 </div> <div class='fl pad1y space-right2'> 71.43% Functions 10/14 </div> <div class='fl pad1y space-right2'> 80.61% Lines 79/98 </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">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</td><td class="line-coverage quiet">1×   1× 1× 1× 1× 1× 1× 1× 1× 1× 1×                           1×   56×                                           56×               56×             56×           56×           56×           56×   1×           1× 2×     2× 2×     2× 2×                 1×                                 1× 71×     71× 71×   20×   51× 51× 24×     51×               1× 18×     18× 18×     18× 18× 3×   18×               1×   30×       20×   10× 10× 10× 6×   4× 4× 4× 4×         6×       4× 4×                             1×   26× 26×     26× 26× 26×   26×   26×           26×     26× 26×                   1×                                                 1×   2× 2× 2× 2× 2× 2×                     1× 6×    </td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.source.TileImage');   goog.require('goog.asserts'); goog.require('goog.events'); goog.require('goog.events.EventType'); goog.require('goog.object'); goog.require('ol.ImageTile'); goog.require('ol.TileCache'); goog.require('ol.TileState'); goog.require('ol.proj'); goog.require('ol.reproj.Tile'); goog.require('ol.source.UrlTile');       /** * @classdesc * Base class for sources providing images divided into a tile grid. * * @constructor * @fires ol.source.TileEvent * @extends {ol.source.UrlTile} * @param {olx.source.TileImageOptions} options Image tile options. * @api */ ol.source.TileImage = function(options) {   goog.base(this, { attributions: options.attributions, extent: options.extent, logo: options.logo, opaque: options.opaque, projection: options.projection, state: options.state !== undefined ? /** @type {ol.source.State} */ (options.state) : undefined, tileGrid: options.tileGrid, tileLoadFunction: options.tileLoadFunction ? options.tileLoadFunction : ol.source.TileImage.defaultTileLoadFunction, tilePixelRatio: options.tilePixelRatio, tileUrlFunction: options.tileUrlFunction, url: options.url, urls: options.urls, wrapX: options.wrapX });   /** * @protected * @type {?string} */ this.crossOrigin = options.crossOrigin !== undefined ? options.crossOrigin : null;   /** * @protected * @type {function(new: ol.ImageTile, ol.TileCoord, ol.TileState, string, * ?string, ol.TileLoadFunctionType)} */ this.tileClass = options.tileClass !== undefined ? options.tileClass : ol.ImageTile;   /** * @protected * @type {Object.<string, ol.TileCache>} */ this.tileCacheForProjection = {};   /** * @protected * @type {Object.<string, ol.tilegrid.TileGrid>} */ this.tileGridForProjection = {};   /** * @private * @type {number|undefined} */ this.reprojectionErrorThreshold_ = options.reprojectionErrorThreshold;   /** * @private * @type {boolean} */ this.renderReprojectionEdges_ = false; }; goog.inherits(ol.source.TileImage, ol.source.UrlTile);     /** * @inheritDoc */ ol.source.TileImage.prototype.canExpireCache = function() { Iif (!ol.ENABLE_RASTER_REPROJECTION) { return goog.base(this, 'canExpireCache'); } var canExpire = this.tileCache.canExpireCache(); Iif (canExpire) { return true; } else { return goog.object.some(this.tileCacheForProjection, function(tileCache) { return tileCache.canExpireCache(); }); } };     /** * @inheritDoc */ ol.source.TileImage.prototype.expireCache = function(projection, usedTiles) { if (!ol.ENABLE_RASTER_REPROJECTION) { goog.base(this, 'expireCache', projection, usedTiles); return; } var usedTileCache = this.getTileCacheForProjection(projection);   this.tileCache.expireCache(this.tileCache == usedTileCache ? usedTiles : {}); goog.object.forEach(this.tileCacheForProjection, function(tileCache) { tileCache.expireCache(tileCache == usedTileCache ? usedTiles : {}); }); };     /** * @inheritDoc */ ol.source.TileImage.prototype.getTileGridForProjection = function(projection) { Iif (!ol.ENABLE_RASTER_REPROJECTION) { return goog.base(this, 'getTileGridForProjection', projection); } var thisProj = this.getProjection(); if (this.tileGrid && (!thisProj || ol.proj.equivalent(thisProj, projection))) { return this.tileGrid; } else { var projKey = goog.getUid(projection).toString(); if (!(projKey in this.tileGridForProjection)) { this.tileGridForProjection[projKey] = ol.tilegrid.getForProjection(projection); } return this.tileGridForProjection[projKey]; } };     /** * @inheritDoc */ ol.source.TileImage.prototype.getTileCacheForProjection = function(projection) { Iif (!ol.ENABLE_RASTER_REPROJECTION) { return goog.base(this, 'getTileCacheForProjection', projection); } var thisProj = this.getProjection(); Iif (!thisProj || ol.proj.equivalent(thisProj, projection)) { return this.tileCache; } else { var projKey = goog.getUid(projection).toString(); if (!(projKey in this.tileCacheForProjection)) { this.tileCacheForProjection[projKey] = new ol.TileCache(); } return this.tileCacheForProjection[projKey]; } };     /** * @inheritDoc */ ol.source.TileImage.prototype.getTile = function(z, x, y, pixelRatio, projection) { if (!ol.ENABLE_RASTER_REPROJECTION || !this.getProjection() || !projection || ol.proj.equivalent(this.getProjection(), projection)) { return this.getTileInternal(z, x, y, pixelRatio, projection); } else { var cache = this.getTileCacheForProjection(projection); var tileCoordKey = this.getKeyZXY(z, x, y); if (cache.containsKey(tileCoordKey)) { return /** @type {!ol.Tile} */(cache.get(tileCoordKey)); } else { var sourceProjection = this.getProjection(); var sourceTileGrid = this.getTileGridForProjection(sourceProjection); var targetTileGrid = this.getTileGridForProjection(projection); var tile = new ol.reproj.Tile( sourceProjection, sourceTileGrid, projection, targetTileGrid, z, x, y, this.getTilePixelRatio(), goog.bind(function(z, x, y, pixelRatio) { return this.getTileInternal(z, x, y, pixelRatio, sourceProjection); }, this), this.reprojectionErrorThreshold_, this.renderReprojectionEdges_);   cache.set(tileCoordKey, tile); return tile; } } };     /** * @param {number} z Tile coordinate z. * @param {number} x Tile coordinate x. * @param {number} y Tile coordinate y. * @param {number} pixelRatio Pixel ratio. * @param {ol.proj.Projection} projection Projection. * @return {!ol.Tile} Tile. * @protected */ ol.source.TileImage.prototype.getTileInternal = function(z, x, y, pixelRatio, projection) { var tileCoordKey = this.getKeyZXY(z, x, y); Iif (this.tileCache.containsKey(tileCoordKey)) { return /** @type {!ol.Tile} */ (this.tileCache.get(tileCoordKey)); } else { goog.asserts.assert(projection, 'argument projection is truthy'); var tileCoord = [z, x, y]; var urlTileCoord = this.getTileCoordForTileUrlFunction( tileCoord, projection); var tileUrl = !urlTileCoord ? undefined : this.tileUrlFunction(urlTileCoord, pixelRatio, projection); var tile = new this.tileClass( tileCoord, tileUrl !== undefined ? ol.TileState.IDLE : ol.TileState.EMPTY, tileUrl !== undefined ? tileUrl : '', this.crossOrigin, this.tileLoadFunction); goog.events.listen(tile, goog.events.EventType.CHANGE, this.handleTileChange, false, this);   this.tileCache.set(tileCoordKey, tile); return tile; } };     /** * Sets whether to render reprojection edges or not (usually for debugging). * @param {boolean} render Render the edges. * @api */ ol.source.TileImage.prototype.setRenderReprojectionEdges = function(render) { if (!ol.ENABLE_RASTER_REPROJECTION || this.renderReprojectionEdges_ == render) { return; } this.renderReprojectionEdges_ = render; goog.object.forEach(this.tileCacheForProjection, function(tileCache) { tileCache.clear(); }); this.changed(); };     /** * Sets the tile grid to use when reprojecting the tiles to the given * projection instead of the default tile grid for the projection. * * This can be useful when the default tile grid cannot be created * (e.g. projection has no extent defined) or * for optimization reasons (custom tile size, resolutions, ...). * * @param {ol.proj.ProjectionLike} projection Projection. * @param {ol.tilegrid.TileGrid} tilegrid Tile grid to use for the projection. * @api */ ol.source.TileImage.prototype.setTileGridForProjection = function(projection, tilegrid) { Eif (ol.ENABLE_RASTER_REPROJECTION) { var proj = ol.proj.get(projection); Eif (proj) { var projKey = goog.getUid(proj).toString(); Eif (!(projKey in this.tileGridForProjection)) { this.tileGridForProjection[projKey] = tilegrid; } } } };     /** * @param {ol.ImageTile} imageTile Image tile. * @param {string} src Source. */ ol.source.TileImage.defaultTileLoadFunction = function(imageTile, src) { imageTile.getImage().src = src; };  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Nov 06 2015 19:36:11 GMT+0100 (CET) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> </body> </html>