openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/source/zoomifysource.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> zoomifysource.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 23.68% Statements 18/76 </div> <div class='fl pad1y space-right2'> 0% Branches 0/23 </div> <div class='fl pad1y space-right2'> 0% Functions 0/4 </div> <div class='fl pad1y space-right2'> 23.68% Lines 18/76 </div> </div> </div> <div class='status-line low'></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</td><td class="line-coverage quiet">1×   1× 1× 1× 1× 1× 1× 1× 1× 1× 1×           1×                               1×                                                                                                                                               1×                                                       1×                           1×                         1×           1×                                              </td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.source.Zoomify');   goog.require('goog.asserts'); goog.require('ol'); goog.require('ol.ImageTile'); goog.require('ol.TileCoord'); goog.require('ol.TileState'); goog.require('ol.dom'); goog.require('ol.extent'); goog.require('ol.proj'); goog.require('ol.source.TileImage'); goog.require('ol.tilegrid.TileGrid');     /** * @enum {string} */ ol.source.ZoomifyTierSizeCalculation = { DEFAULT: 'default', TRUNCATED: 'truncated' };       /** * @classdesc * Layer source for tile data in Zoomify format. * * @constructor * @extends {ol.source.TileImage} * @param {olx.source.ZoomifyOptions=} opt_options Options. * @api stable */ ol.source.Zoomify = function(opt_options) {   var options = opt_options || {};   var size = options.size; var tierSizeCalculation = options.tierSizeCalculation !== undefined ? options.tierSizeCalculation : ol.source.ZoomifyTierSizeCalculation.DEFAULT;   var imageWidth = size[0]; var imageHeight = size[1]; var tierSizeInTiles = []; var tileSize = ol.DEFAULT_TILE_SIZE;   switch (tierSizeCalculation) { case ol.source.ZoomifyTierSizeCalculation.DEFAULT: while (imageWidth > tileSize || imageHeight > tileSize) { tierSizeInTiles.push([ Math.ceil(imageWidth / tileSize), Math.ceil(imageHeight / tileSize) ]); tileSize += tileSize; } break; case ol.source.ZoomifyTierSizeCalculation.TRUNCATED: var width = imageWidth; var height = imageHeight; while (width > tileSize || height > tileSize) { tierSizeInTiles.push([ Math.ceil(width / tileSize), Math.ceil(height / tileSize) ]); width >>= 1; height >>= 1; } break; default: goog.asserts.fail(); break; }   tierSizeInTiles.push([1, 1]); tierSizeInTiles.reverse();   var resolutions = [1]; var tileCountUpToTier = [0]; var i, ii; for (i = 1, ii = tierSizeInTiles.length; i < ii; i++) { resolutions.push(1 << i); tileCountUpToTier.push( tierSizeInTiles[i - 1][0] * tierSizeInTiles[i - 1][1] + tileCountUpToTier[i - 1] ); } resolutions.reverse();   var extent = [0, -size[1], size[0], 0]; var tileGrid = new ol.tilegrid.TileGrid({ extent: extent, origin: ol.extent.getTopLeft(extent), resolutions: resolutions });   var url = options.url;   /** * @this {ol.source.TileImage} * @param {ol.TileCoord} tileCoord Tile Coordinate. * @param {number} pixelRatio Pixel ratio. * @param {ol.proj.Projection} projection Projection. * @return {string|undefined} Tile URL. */ function tileUrlFunction(tileCoord, pixelRatio, projection) { if (!tileCoord) { return undefined; } else { var tileCoordZ = tileCoord[0]; var tileCoordX = tileCoord[1]; var tileCoordY = -tileCoord[2] - 1; var tileIndex = tileCoordX + tileCoordY * tierSizeInTiles[tileCoordZ][0] + tileCountUpToTier[tileCoordZ]; var tileGroup = (tileIndex / ol.DEFAULT_TILE_SIZE) | 0; return url + 'TileGroup' + tileGroup + '/' + tileCoordZ + '-' + tileCoordX + '-' + tileCoordY + '.jpg'; } }   goog.base(this, { attributions: options.attributions, crossOrigin: options.crossOrigin, logo: options.logo, reprojectionErrorThreshold: options.reprojectionErrorThreshold, tileClass: ol.source.ZoomifyTile_, tileGrid: tileGrid, tileUrlFunction: tileUrlFunction });   }; goog.inherits(ol.source.Zoomify, ol.source.TileImage);       /** * @constructor * @extends {ol.ImageTile} * @param {ol.TileCoord} tileCoord Tile coordinate. * @param {ol.TileState} state State. * @param {string} src Image source URI. * @param {?string} crossOrigin Cross origin. * @param {ol.TileLoadFunctionType} tileLoadFunction Tile load function. * @private */ ol.source.ZoomifyTile_ = function( tileCoord, state, src, crossOrigin, tileLoadFunction) {   goog.base(this, tileCoord, state, src, crossOrigin, tileLoadFunction);   /** * @private * @type {Object.<string, * HTMLCanvasElement|HTMLImageElement|HTMLVideoElement>} */ this.zoomifyImageByContext_ = {};   }; goog.inherits(ol.source.ZoomifyTile_, ol.ImageTile);     /** * @inheritDoc */ ol.source.ZoomifyTile_.prototype.getImage = function(opt_context) { var tileSize = ol.DEFAULT_TILE_SIZE; var key = opt_context !== undefined ? goog.getUid(opt_context).toString() : ''; if (key in this.zoomifyImageByContext_) { return this.zoomifyImageByContext_[key]; } else { var image = goog.base(this, 'getImage', opt_context); if (this.state == ol.TileState.LOADED) { if (image.width == tileSize && image.height == tileSize) { this.zoomifyImageByContext_[key] = image; return image; } else { var context = ol.dom.createCanvasContext2D(tileSize, tileSize); context.drawImage(image, 0, 0); this.zoomifyImageByContext_[key] = context.canvas; return context.canvas; } } else { return image; } } };  </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>