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<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/pointer/mousesource.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/pointer/</a> mousesource.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 90.16% Statements 55/61 </div> <div class='fl pad1y space-right2'> 72.73% Branches 16/22 </div> <div class='fl pad1y space-right2'> 81.82% Functions 9/11 </div> <div class='fl pad1y space-right2'> 90.16% Lines 55/61 </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</td><td class="line-coverage quiet">                                                            1×   1×                 1× 138×             138×           138×           138×   1×             1×             1×                 1×                                                     1×   11× 11× 11×   2× 2×   1×     10×                       1× 10×     10× 10×         10× 10× 10×   10×                 1× 5×     4×     4× 4× 4×                   1× 2× 2× 2×                   1× 1× 1×   1× 1× 1× 1×                     1× 2× 2× 2×                   1× 1× 1× 1×                   1×                   1× 1×    </td><td class="text"><pre class="prettyprint lang-js">// Based on https://github.com/Polymer/PointerEvents   // Copyright (c) 2013 The Polymer Authors. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following disclaimer // in the documentation and/or other materials provided with the // distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.   goog.provide('ol.pointer.MouseSource');   goog.require('ol.pointer.EventSource');       /** * @param {ol.pointer.PointerEventHandler} dispatcher * @constructor * @extends {ol.pointer.EventSource} */ ol.pointer.MouseSource = function(dispatcher) { var mapping = { 'mousedown': this.mousedown, 'mousemove': this.mousemove, 'mouseup': this.mouseup, 'mouseover': this.mouseover, 'mouseout': this.mouseout }; goog.base(this, dispatcher, mapping);   /** * @const * @type {Object.<string, goog.events.BrowserEvent|Object>} */ this.pointerMap = dispatcher.pointerMap;   /** * @const * @type {Array.<ol.Pixel>} */ this.lastTouches = []; }; goog.inherits(ol.pointer.MouseSource, ol.pointer.EventSource);     /** * @const * @type {number} */ ol.pointer.MouseSource.POINTER_ID = 1;     /** * @const * @type {string} */ ol.pointer.MouseSource.POINTER_TYPE = 'mouse';     /** * Radius around touchend that swallows mouse events. * * @const * @type {number} */ ol.pointer.MouseSource.DEDUP_DIST = 25;     /** * Detect if a mouse event was simulated from a touch by * checking if previously there was a touch event at the * same position. * * FIXME - Known problem with the native Android browser on * Samsung GT-I9100 (Android 4.1.2): * In case the page is scrolled, this function does not work * correctly when a canvas is used (WebGL or canvas renderer). * Mouse listeners on canvas elements (for this browser), create * two mouse events: One 'good' and one 'bad' one (on other browsers or * when a div is used, there is only one event). For the 'bad' one, * clientX/clientY and also pageX/pageY are wrong when the page * is scrolled. Because of that, this function can not detect if * the events were simulated from a touch event. As result, a * pointer event at a wrong position is dispatched, which confuses * the map interactions. * It is unclear, how one can get the correct position for the event * or detect that the positions are invalid. * * @private * @param {goog.events.BrowserEvent} inEvent * @return {boolean} True, if the event was generated by a touch. */ ol.pointer.MouseSource.prototype.isEventSimulatedFromTouch_ = function(inEvent) { var lts = this.lastTouches; var x = inEvent.clientX, y = inEvent.clientY; for (var i = 0, l = lts.length, t; i < l && (t = lts[i]); i++) { // simulated mouse events will be swallowed near a primary touchend var dx = Math.abs(x - t[0]), dy = Math.abs(y - t[1]); if (dx <= ol.pointer.MouseSource.DEDUP_DIST && dy <= ol.pointer.MouseSource.DEDUP_DIST) { return true; } } return false; };     /** * Creates a copy of the original event that will be used * for the fake pointer event. * * @param {goog.events.BrowserEvent} inEvent * @param {ol.pointer.PointerEventHandler} dispatcher * @return {Object} */ ol.pointer.MouseSource.prepareEvent = function(inEvent, dispatcher) { var e = dispatcher.cloneEvent(inEvent, inEvent.getBrowserEvent());   // forward mouse preventDefault var pd = e.preventDefault; e.preventDefault = function() { inEvent.preventDefault(); pd(); };   e.pointerId = ol.pointer.MouseSource.POINTER_ID; e.isPrimary = true; e.pointerType = ol.pointer.MouseSource.POINTER_TYPE;   return e; };     /** * Handler for `mousedown`. * * @param {goog.events.BrowserEvent} inEvent */ ol.pointer.MouseSource.prototype.mousedown = function(inEvent) { if (!this.isEventSimulatedFromTouch_(inEvent)) { // TODO(dfreedman) workaround for some elements not sending mouseup // http://crbug/149091 Iif (ol.pointer.MouseSource.POINTER_ID.toString() in this.pointerMap) { this.cancel(inEvent); } var e = ol.pointer.MouseSource.prepareEvent(inEvent, this.dispatcher); this.pointerMap[ol.pointer.MouseSource.POINTER_ID.toString()] = inEvent; this.dispatcher.down(e, inEvent); } };     /** * Handler for `mousemove`. * * @param {goog.events.BrowserEvent} inEvent */ ol.pointer.MouseSource.prototype.mousemove = function(inEvent) { Eif (!this.isEventSimulatedFromTouch_(inEvent)) { var e = ol.pointer.MouseSource.prepareEvent(inEvent, this.dispatcher); this.dispatcher.move(e, inEvent); } };     /** * Handler for `mouseup`. * * @param {goog.events.BrowserEvent} inEvent */ ol.pointer.MouseSource.prototype.mouseup = function(inEvent) { Eif (!this.isEventSimulatedFromTouch_(inEvent)) { var p = this.pointerMap[ol.pointer.MouseSource.POINTER_ID.toString()];   Eif (p && p.button === inEvent.button) { var e = ol.pointer.MouseSource.prepareEvent(inEvent, this.dispatcher); this.dispatcher.up(e, inEvent); this.cleanupMouse(); } } };     /** * Handler for `mouseover`. * * @param {goog.events.BrowserEvent} inEvent */ ol.pointer.MouseSource.prototype.mouseover = function(inEvent) { Eif (!this.isEventSimulatedFromTouch_(inEvent)) { var e = ol.pointer.MouseSource.prepareEvent(inEvent, this.dispatcher); this.dispatcher.enterOver(e, inEvent); } };     /** * Handler for `mouseout`. * * @param {goog.events.BrowserEvent} inEvent */ ol.pointer.MouseSource.prototype.mouseout = function(inEvent) { Eif (!this.isEventSimulatedFromTouch_(inEvent)) { var e = ol.pointer.MouseSource.prepareEvent(inEvent, this.dispatcher); this.dispatcher.leaveOut(e, inEvent); } };     /** * Dispatches a `pointercancel` event. * * @param {goog.events.BrowserEvent} inEvent */ ol.pointer.MouseSource.prototype.cancel = function(inEvent) { var e = ol.pointer.MouseSource.prepareEvent(inEvent, this.dispatcher); this.dispatcher.cancel(e, inEvent); this.cleanupMouse(); };     /** * Remove the mouse from the list of active pointers. */ ol.pointer.MouseSource.prototype.cleanupMouse = function() { delete this.pointerMap[ol.pointer.MouseSource.POINTER_ID.toString()]; };  </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>