openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/renderer/layerrenderer.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/renderer/</a> layerrenderer.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 72.22% Statements 78/108 </div> <div class='fl pad1y space-right2'> 47.73% Branches 21/44 </div> <div class='fl pad1y space-right2'> 75% Functions 12/16 </div> <div class='fl pad1y space-right2'> 72.22% Lines 78/108 </div> </div> </div> <div class='status-line medium'></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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338</td><td class="line-coverage quiet">1×   1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1× 1×                   1×   86×           86×       1×                       1×                     1×                                           1×                           1×   3×             8×                           1× 320×                 1× 4× 4×                           1× 8× 8×       6×     6×     8× 4× 4× 4×       8×             1×                         1×   3×                                             1×   70×                             1× 72× 72×                                     1×     3× 3× 3×             3× 3×                       1×   2×                                                     1×     3× 3× 3×   3× 3× 3× 3× 3× 9× 9× 9× 15× 15× 5× 5× 2× 2× 2×       5×       10×            </td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.renderer.Layer');   goog.require('goog.asserts'); goog.require('goog.events'); goog.require('goog.events.EventType'); goog.require('goog.functions'); goog.require('ol'); goog.require('ol.ImageState'); goog.require('ol.Observable'); goog.require('ol.TileRange'); goog.require('ol.TileState'); goog.require('ol.layer.Layer'); goog.require('ol.source.Source'); goog.require('ol.source.State'); goog.require('ol.source.Tile'); goog.require('ol.tilecoord'); goog.require('ol.vec.Mat4');       /** * @constructor * @extends {ol.Observable} * @param {ol.layer.Layer} layer Layer. * @struct */ ol.renderer.Layer = function(layer) {   goog.base(this);   /** * @private * @type {ol.layer.Layer} */ this.layer_ = layer;     }; goog.inherits(ol.renderer.Layer, ol.Observable);     /** * @param {ol.Coordinate} coordinate Coordinate. * @param {olx.FrameState} frameState Frame state. * @param {function(this: S, (ol.Feature|ol.render.Feature), ol.layer.Layer): T} * callback Feature callback. * @param {S} thisArg Value to use as `this` when executing `callback`. * @return {T|undefined} Callback result. * @template S,T */ ol.renderer.Layer.prototype.forEachFeatureAtCoordinate = ol.nullFunction;     /** * @param {ol.Pixel} pixel Pixel. * @param {olx.FrameState} frameState Frame state. * @param {function(this: S, ol.layer.Layer): T} callback Layer callback. * @param {S} thisArg Value to use as `this` when executing `callback`. * @return {T|undefined} Callback result. * @template S,T */ ol.renderer.Layer.prototype.forEachLayerAtPixel = function(pixel, frameState, callback, thisArg) { var coordinate = pixel.slice(); ol.vec.Mat4.multVec2( frameState.pixelToCoordinateMatrix, coordinate, coordinate);   var hasFeature = this.forEachFeatureAtCoordinate( coordinate, frameState, goog.functions.TRUE, this);   if (hasFeature) { return callback.call(thisArg, this.layer_); } else { return undefined; } };     /** * @param {ol.Coordinate} coordinate Coordinate. * @param {olx.FrameState} frameState Frame state. * @return {boolean} Is there a feature at the given coordinate? */ ol.renderer.Layer.prototype.hasFeatureAtCoordinate = goog.functions.FALSE;     /** * Create a function that adds loaded tiles to the tile lookup. * @param {ol.source.Tile} source Tile source. * @param {ol.proj.Projection} projection Projection of the tiles. * @param {Object.<number, Object.<string, ol.Tile>>} tiles Lookup of loaded * tiles by zoom level. * @return {function(number, ol.TileRange):boolean} A function that can be * called with a zoom level and a tile range to add loaded tiles to the * lookup. * @protected */ ol.renderer.Layer.prototype.createLoadedTileFinder = function(source, projection, tiles) { return ( /** * @param {number} zoom Zoom level. * @param {ol.TileRange} tileRange Tile range. * @return {boolean} The tile range is fully loaded. */ function(zoom, tileRange) { return source.forEachLoadedTile(projection, zoom, tileRange, function(tile) { if (!tiles[zoom]) { tiles[zoom] = {}; } tiles[zoom][tile.tileCoord.toString()] = tile; }); }); };     /** * @return {ol.layer.Layer} Layer. */ ol.renderer.Layer.prototype.getLayer = function() { return this.layer_; };     /** * Handle changes in image state. * @param {goog.events.Event} event Image change event. * @private */ ol.renderer.Layer.prototype.handleImageChange_ = function(event) { var image = /** @type {ol.Image} */ (event.target); Iif (image.getState() === ol.ImageState.LOADED) { this.renderIfReadyAndVisible(); } };     /** * Load the image if not already loaded, and register the image change * listener if needed. * @param {ol.ImageBase} image Image. * @return {boolean} `true` if the image is already loaded, `false` * otherwise. * @protected */ ol.renderer.Layer.prototype.loadImage = function(image) { var imageState = image.getState(); if (imageState != ol.ImageState.LOADED && imageState != ol.ImageState.ERROR) { // the image is either "idle" or "loading", register the change // listener (a noop if the listener was already registered) goog.asserts.assert(imageState == ol.ImageState.IDLE || imageState == ol.ImageState.LOADING, 'imageState is "idle" or "loading"'); goog.events.listen(image, goog.events.EventType.CHANGE, this.handleImageChange_, false, this); } if (imageState == ol.ImageState.IDLE) { image.load(); imageState = image.getState(); goog.asserts.assert(imageState == ol.ImageState.LOADING || imageState == ol.ImageState.LOADED, 'imageState is "loading" or "loaded"'); } return imageState == ol.ImageState.LOADED; };     /** * @protected */ ol.renderer.Layer.prototype.renderIfReadyAndVisible = function() { var layer = this.getLayer(); if (layer.getVisible() && layer.getSourceState() == ol.source.State.READY) { this.changed(); } };     /** * @param {olx.FrameState} frameState Frame state. * @param {ol.source.Tile} tileSource Tile source. * @protected */ ol.renderer.Layer.prototype.scheduleExpireCache = function(frameState, tileSource) { Iif (tileSource.canExpireCache()) { frameState.postRenderFunctions.push( goog.partial( /** * @param {ol.source.Tile} tileSource Tile source. * @param {ol.Map} map Map. * @param {olx.FrameState} frameState Frame state. */ function(tileSource, map, frameState) { var tileSourceKey = goog.getUid(tileSource).toString(); tileSource.expireCache(frameState.viewState.projection, frameState.usedTiles[tileSourceKey]); }, tileSource)); } };     /** * @param {Object.<string, ol.Attribution>} attributionsSet Attributions * set (target). * @param {Array.<ol.Attribution>} attributions Attributions (source). * @protected */ ol.renderer.Layer.prototype.updateAttributions = function(attributionsSet, attributions) { Iif (attributions) { var attribution, i, ii; for (i = 0, ii = attributions.length; i < ii; ++i) { attribution = attributions[i]; attributionsSet[goog.getUid(attribution).toString()] = attribution; } } };     /** * @param {olx.FrameState} frameState Frame state. * @param {ol.source.Source} source Source. * @protected */ ol.renderer.Layer.prototype.updateLogos = function(frameState, source) { var logo = source.getLogo(); Iif (logo !== undefined) { if (goog.isString(logo)) { frameState.logos[logo] = ''; } else if (goog.isObject(logo)) { goog.asserts.assertString(logo.href, 'logo.href is a string'); goog.asserts.assertString(logo.src, 'logo.src is a string'); frameState.logos[logo.src] = logo.href; } } };     /** * @param {Object.<string, Object.<string, ol.TileRange>>} usedTiles Used tiles. * @param {ol.source.Tile} tileSource Tile source. * @param {number} z Z. * @param {ol.TileRange} tileRange Tile range. * @protected */ ol.renderer.Layer.prototype.updateUsedTiles = function(usedTiles, tileSource, z, tileRange) { // FIXME should we use tilesToDrawByZ instead? var tileSourceKey = goog.getUid(tileSource).toString(); var zKey = z.toString(); Iif (tileSourceKey in usedTiles) { if (zKey in usedTiles[tileSourceKey]) { usedTiles[tileSourceKey][zKey].extend(tileRange); } else { usedTiles[tileSourceKey][zKey] = tileRange; } } else { usedTiles[tileSourceKey] = {}; usedTiles[tileSourceKey][zKey] = tileRange; } };     /** * @param {ol.Coordinate} center Center. * @param {number} resolution Resolution. * @param {ol.Size} size Size. * @protected * @return {ol.Coordinate} Snapped center. */ ol.renderer.Layer.prototype.snapCenterToPixel = function(center, resolution, size) { return [ resolution * (Math.round(center[0] / resolution) + (size[0] % 2) / 2), resolution * (Math.round(center[1] / resolution) + (size[1] % 2) / 2) ]; };     /** * Manage tile pyramid. * This function performs a number of functions related to the tiles at the * current zoom and lower zoom levels: * - registers idle tiles in frameState.wantedTiles so that they are not * discarded by the tile queue * - enqueues missing tiles * @param {olx.FrameState} frameState Frame state. * @param {ol.source.Tile} tileSource Tile source. * @param {ol.tilegrid.TileGrid} tileGrid Tile grid. * @param {number} pixelRatio Pixel ratio. * @param {ol.proj.Projection} projection Projection. * @param {ol.Extent} extent Extent. * @param {number} currentZ Current Z. * @param {number} preload Load low resolution tiles up to 'preload' levels. * @param {function(this: T, ol.Tile)=} opt_tileCallback Tile callback. * @param {T=} opt_this Object to use as `this` in `opt_tileCallback`. * @protected * @template T */ ol.renderer.Layer.prototype.manageTilePyramid = function( frameState, tileSource, tileGrid, pixelRatio, projection, extent, currentZ, preload, opt_tileCallback, opt_this) { var tileSourceKey = goog.getUid(tileSource).toString(); Eif (!(tileSourceKey in frameState.wantedTiles)) { frameState.wantedTiles[tileSourceKey] = {}; } var wantedTiles = frameState.wantedTiles[tileSourceKey]; var tileQueue = frameState.tileQueue; var minZoom = tileGrid.getMinZoom(); var tile, tileRange, tileResolution, x, y, z; for (z = currentZ; z >= minZoom; --z) { tileRange = tileGrid.getTileRangeForExtentAndZ(extent, z, tileRange); tileResolution = tileGrid.getResolution(z); for (x = tileRange.minX; x <= tileRange.maxX; ++x) { for (y = tileRange.minY; y <= tileRange.maxY; ++y) { if (currentZ - z <= preload) { tile = tileSource.getTile(z, x, y, pixelRatio, projection); if (tile.getState() == ol.TileState.IDLE) { wantedTiles[ol.tilecoord.toString(tile.tileCoord)] = true; Eif (!tileQueue.isKeyQueued(tile.getKey())) { tileQueue.enqueue([tile, tileSourceKey, tileGrid.getTileCoordCenter(tile.tileCoord), tileResolution]); } } Iif (opt_tileCallback !== undefined) { opt_tileCallback.call(opt_this, tile); } } else { tileSource.useTile(z, x, y, projection); } } } } };  </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>