openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/interaction/dragpaninteraction.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/interaction/</a> dragpaninteraction.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 64.86% Statements 48/74 </div> <div class='fl pad1y space-right2'> 62.96% Branches 17/27 </div> <div class='fl pad1y space-right2'> 100% Functions 4/4 </div> <div class='fl pad1y space-right2'> 64.86% Lines 48/74 </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</td><td class="line-coverage quiet">1×   1× 1× 1× 1× 1× 1× 1× 1×                         1×   114×           114×           114×           114×         114×           114×             114×     1×               1× 1×   1×   1× 1×   1×                           1×                   1× 57× 57× 57× 57×                             57× 57× 57×                           1× 60× 57× 57× 57× 57× 57×   57× 57×         57× 57×       57× 57×   3×               1×  </td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.interaction.DragPan');   goog.require('goog.asserts'); goog.require('ol.Kinetic'); goog.require('ol.Pixel'); goog.require('ol.PreRenderFunction'); goog.require('ol.ViewHint'); goog.require('ol.coordinate'); goog.require('ol.events.condition'); goog.require('ol.interaction.Pointer');       /** * @classdesc * Allows the user to pan the map by dragging the map. * * @constructor * @extends {ol.interaction.Pointer} * @param {olx.interaction.DragPanOptions=} opt_options Options. * @api stable */ ol.interaction.DragPan = function(opt_options) {   goog.base(this, { handleDownEvent: ol.interaction.DragPan.handleDownEvent_, handleDragEvent: ol.interaction.DragPan.handleDragEvent_, handleUpEvent: ol.interaction.DragPan.handleUpEvent_ });   var options = opt_options ? opt_options : {};   /** * @private * @type {ol.Kinetic|undefined} */ this.kinetic_ = options.kinetic;   /** * @private * @type {?ol.PreRenderFunction} */ this.kineticPreRenderFn_ = null;   /** * @type {ol.Pixel} */ this.lastCentroid = null;   /** * @private * @type {ol.events.ConditionType} */ this.condition_ = options.condition ? options.condition : ol.events.condition.noModifierKeys;   /** * @private * @type {boolean} */ this.noKinetic_ = false;   }; goog.inherits(ol.interaction.DragPan, ol.interaction.Pointer);     /** * @param {ol.MapBrowserPointerEvent} mapBrowserEvent Event. * @this {ol.interaction.DragPan} * @private */ ol.interaction.DragPan.handleDragEvent_ = function(mapBrowserEvent) { goog.asserts.assert(this.targetPointers.length >= 1, 'the length of this.targetPointers should be more than 1'); var centroid = ol.interaction.Pointer.centroid(this.targetPointers); Eif (this.kinetic_) { this.kinetic_.update(centroid[0], centroid[1]); } Iif (this.lastCentroid) { var deltaX = this.lastCentroid[0] - centroid[0]; var deltaY = centroid[1] - this.lastCentroid[1]; var map = mapBrowserEvent.map; var view = map.getView(); var viewState = view.getState(); var center = [deltaX, deltaY]; ol.coordinate.scale(center, viewState.resolution); ol.coordinate.rotate(center, viewState.rotation); ol.coordinate.add(center, viewState.center); center = view.constrainCenter(center); map.render(); view.setCenter(center); } this.lastCentroid = centroid; };     /** * @param {ol.MapBrowserPointerEvent} mapBrowserEvent Event. * @return {boolean} Stop drag sequence? * @this {ol.interaction.DragPan} * @private */ ol.interaction.DragPan.handleUpEvent_ = function(mapBrowserEvent) { var map = mapBrowserEvent.map; var view = map.getView(); Eif (this.targetPointers.length === 0) { Iif (!this.noKinetic_ && this.kinetic_ && this.kinetic_.end()) { var distance = this.kinetic_.getDistance(); var angle = this.kinetic_.getAngle(); var center = view.getCenter(); goog.asserts.assert(center !== undefined, 'center should be defined'); this.kineticPreRenderFn_ = this.kinetic_.pan(center); map.beforeRender(this.kineticPreRenderFn_); var centerpx = map.getPixelFromCoordinate(center); var dest = map.getCoordinateFromPixel([ centerpx[0] - distance * Math.cos(angle), centerpx[1] - distance * Math.sin(angle) ]); dest = view.constrainCenter(dest); view.setCenter(dest); } view.setHint(ol.ViewHint.INTERACTING, -1); map.render(); return false; } else { this.lastCentroid = null; return true; } };     /** * @param {ol.MapBrowserPointerEvent} mapBrowserEvent Event. * @return {boolean} Start drag sequence? * @this {ol.interaction.DragPan} * @private */ ol.interaction.DragPan.handleDownEvent_ = function(mapBrowserEvent) { if (this.targetPointers.length > 0 && this.condition_(mapBrowserEvent)) { var map = mapBrowserEvent.map; var view = map.getView(); this.lastCentroid = null; Eif (!this.handlingDownUpSequence) { view.setHint(ol.ViewHint.INTERACTING, 1); } map.render(); Iif (this.kineticPreRenderFn_ && map.removePreRenderFunction(this.kineticPreRenderFn_)) { view.setCenter(mapBrowserEvent.frameState.viewState.center); this.kineticPreRenderFn_ = null; } Eif (this.kinetic_) { this.kinetic_.begin(); } // No kinetic as soon as more than one pointer on the screen is // detected. This is to prevent nasty pans after pinch. this.noKinetic_ = this.targetPointers.length > 1; return true; } else { return false; } };     /** * @inheritDoc */ ol.interaction.DragPan.prototype.shouldStopEvent = goog.functions.FALSE;  </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>