Created
January 9, 2018 18:26
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Patch for lazyload
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| index 5be7b5083434..4d845f5dd0aa 100644 | |
| --- a/htdocs/assets/js/lib/lazyload.js | |
| +++ b/htdocs/assets/js/lib/lazyload.js | |
| @@ -1,5 +1,9 @@ | |
| -// set up lazyload, which looks for data-img properties on img tags and automatically loads them lazily | |
| -// src: https://github.com/verlok/lazyload | |
| +/* set up lazyload, which looks for data-img properties on img tags and automatically loads them lazily | |
| + src: https://github.com/verlok/lazyload | |
| + version 10.4.x | |
| + We've modified from the original file by removing the IntersectionRatio check in onIntersection as it | |
| + occasionally is 0 and was being ignored | |
| +*/ | |
| var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; | |
| @@ -181,6 +185,7 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol | |
| var LazyLoad = function LazyLoad(instanceSettings, elements) { | |
| this._settings = _extends({}, defaultSettings, instanceSettings); | |
| + this._initialized = false; | |
| this._setObserver(); | |
| this.update(elements); | |
| }; | |
| @@ -196,12 +201,13 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol | |
| var settings = this._settings; | |
| var onIntersection = function onIntersection(entries) { | |
| entries.forEach(function (entry) { | |
| - if (entry.intersectionRatio > 0) { | |
| + if (_this._initialized && entry.intersectionRatio >= 0) { | |
| var element = entry.target; | |
| revealElement(element, settings); | |
| _this._observer.unobserve(element); | |
| } | |
| }); | |
| + _this._initialized = true; | |
| _this._elements = purgeElements(_this._elements); | |
| }; | |
| this._observer = new IntersectionObserver(onIntersection, { |
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