openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/interaction/dragrotateandzoominteraction.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> dragrotateandzoominteraction.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 34.48% Statements 20/58 </div> <div class='fl pad1y space-right2'> 15% Branches 3/20 </div> <div class='fl pad1y space-right2'> 25% Functions 1/4 </div> <div class='fl pad1y space-right2'> 34.48% Lines 20/58 </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</td><td class="line-coverage quiet">1×   1× 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.interaction.DragRotateAndZoom');   goog.require('goog.math.Vec2'); goog.require('ol'); goog.require('ol.ViewHint'); goog.require('ol.events.ConditionType'); goog.require('ol.events.condition'); goog.require('ol.interaction.Interaction'); goog.require('ol.interaction.Pointer');       /** * @classdesc * Allows the user to zoom and rotate the map by clicking and dragging * on the map. By default, this interaction is limited to when the shift * key is held down. * * This interaction is only supported for mouse devices. * * And this interaction is not included in the default interactions. * * @constructor * @extends {ol.interaction.Pointer} * @param {olx.interaction.DragRotateAndZoomOptions=} opt_options Options. * @api stable */ ol.interaction.DragRotateAndZoom = function(opt_options) {   var options = opt_options ? opt_options : {};   goog.base(this, { handleDownEvent: ol.interaction.DragRotateAndZoom.handleDownEvent_, handleDragEvent: ol.interaction.DragRotateAndZoom.handleDragEvent_, handleUpEvent: ol.interaction.DragRotateAndZoom.handleUpEvent_ });   /** * @private * @type {ol.events.ConditionType} */ this.condition_ = options.condition ? options.condition : ol.events.condition.shiftKeyOnly;   /** * @private * @type {number|undefined} */ this.lastAngle_ = undefined;   /** * @private * @type {number|undefined} */ this.lastMagnitude_ = undefined;   /** * @private * @type {number} */ this.lastScaleDelta_ = 0;   /** * @private * @type {number} */ this.duration_ = options.duration ? options.duration : 400;   }; goog.inherits(ol.interaction.DragRotateAndZoom, ol.interaction.Pointer);     /** * @param {ol.MapBrowserPointerEvent} mapBrowserEvent Event. * @this {ol.interaction.DragRotateAndZoom} * @private */ ol.interaction.DragRotateAndZoom.handleDragEvent_ = function(mapBrowserEvent) { if (!ol.events.condition.mouseOnly(mapBrowserEvent)) { return; }   var map = mapBrowserEvent.map; var size = map.getSize(); var offset = mapBrowserEvent.pixel; var delta = new goog.math.Vec2( offset[0] - size[0] / 2, size[1] / 2 - offset[1]); var theta = Math.atan2(delta.y, delta.x); var magnitude = delta.magnitude(); var view = map.getView(); map.render(); if (this.lastAngle_ !== undefined) { var angleDelta = theta - this.lastAngle_; ol.interaction.Interaction.rotateWithoutConstraints( map, view, view.getRotation() - angleDelta); } this.lastAngle_ = theta; if (this.lastMagnitude_ !== undefined) { var resolution = this.lastMagnitude_ * (view.getResolution() / magnitude); ol.interaction.Interaction.zoomWithoutConstraints(map, view, resolution); } if (this.lastMagnitude_ !== undefined) { this.lastScaleDelta_ = this.lastMagnitude_ / magnitude; } this.lastMagnitude_ = magnitude; };     /** * @param {ol.MapBrowserPointerEvent} mapBrowserEvent Event. * @return {boolean} Stop drag sequence? * @this {ol.interaction.DragRotateAndZoom} * @private */ ol.interaction.DragRotateAndZoom.handleUpEvent_ = function(mapBrowserEvent) { if (!ol.events.condition.mouseOnly(mapBrowserEvent)) { return true; }   var map = mapBrowserEvent.map; var view = map.getView(); view.setHint(ol.ViewHint.INTERACTING, -1); var direction = this.lastScaleDelta_ - 1; ol.interaction.Interaction.rotate(map, view, view.getRotation()); ol.interaction.Interaction.zoom(map, view, view.getResolution(), undefined, this.duration_, direction); this.lastScaleDelta_ = 0; return false; };     /** * @param {ol.MapBrowserPointerEvent} mapBrowserEvent Event. * @return {boolean} Start drag sequence? * @this {ol.interaction.DragRotateAndZoom} * @private */ ol.interaction.DragRotateAndZoom.handleDownEvent_ = function(mapBrowserEvent) { if (!ol.events.condition.mouseOnly(mapBrowserEvent)) { return false; }   if (this.condition_(mapBrowserEvent)) { mapBrowserEvent.map.getView().setHint(ol.ViewHint.INTERACTING, 1); this.lastAngle_ = undefined; this.lastMagnitude_ = undefined; return true; } else { return 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>