react-spy-scroll

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/scroller.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">src/</a> scroller.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 83.59% Statements 107/128 </div> <div class='fl pad1y space-right2'> 83.05% Branches 49/59 </div> <div class='fl pad1y space-right2'> 100% Functions 28/28 </div> <div class='fl pad1y space-right2'> 22.22% Lines 6/27 </div> <div class='fl pad1y'> 30 statements, 14 functions, 29 branches Ignored      </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</td><td class="line-coverage quiet">      1× 1×     1× 1×       3×                                                                                                  </td><td class="text"><pre class="prettyprint lang-js">/** * Responsible for calculating the new scroll positions */ import ReactDOM from 'react-dom'; import AnimateScroll from './animate-scroll';   class Scroller { constructor() { this._elementPanelRegister = {}; }   registerElementPanel(id, component) { this._elementPanelRegister[id] = component; }   unregisterElementPanel(id) { delete this._elementPanelRegister[id]; }   getElementPanel(id) { return this._elementPanelRegister[id]; }   prepareToScroll(id) { const element = this._elementPanelRegister[id];   if (!element) { throw new Error(`Could not find any component with id: ${id}`); }   const config = element.getConfig(); const component = ReactDOM.findDOMNode(element);   const container = config.container || document.body;   const componentCoords = component.getBoundingClientRect(); const containerCoords = container.getBoundingClientRect();   let scrollOffset = 0; if (container === document.body) { scrollOffset = componentCoords.top - containerCoords.top; } else { scrollOffset = componentCoords.top - containerCoords.top + container.scrollTop; }   if (!config.animate) { container.scrollLeft = 0; container.scrollTop = scrollOffset - config.offset;   if (config.events.end) { config.events.end(id, component); } } else { const animation = new AnimateScroll(config); animation.start(id, component, scrollOffset - config.offset); } } }   export default new Scroller();    </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 Sat Mar 26 2016 15:12:56 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>