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use visibleinviewport

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This commit is contained in:
Luke Pulverenti 2016-01-12 12:54:37 -05:00
parent 7e639dbf67
commit 378cb21558
2 changed files with 12 additions and 57 deletions
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1
dashboard-ui/scripts/site.js
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@ -1842,6 +1842,7 @@ var AppInfo = {};
credentialprovider: apiClientBowerPath + '/credentials',
apiclient: apiClientBowerPath + '/apiclient',
connectionmanagerfactory: apiClientBowerPath + '/connectionmanager',
visibleinviewport: embyWebComponentsBowerPath + "/visibleinviewport",
browserdeviceprofile: embyWebComponentsBowerPath + "/browserdeviceprofile",
browser: embyWebComponentsBowerPath + "/browser",
qualityoptions: embyWebComponentsBowerPath + "/qualityoptions",

68
dashboard-ui/thirdparty/jquery.unveil-custom.js vendored
View file

@ -1,51 +1,11 @@
/**
* jQuery Unveil
* A very lightweight jQuery plugin to lazy load images
* http://luis-almeida.github.com/unveil
*
* Licensed under the MIT license.
* Copyright 2013 Luís Almeida
* https://github.com/luis-almeida
*/
define(['visibleinviewport'], function (visibleInViewport) {
(function () {
/**
* Copyright 2012, Digital Fusion
* Licensed under the MIT license.
* http://teamdf.com/jquery-plugins/license/
*
* @author Sam Sehnert
* @desc A small plugin that checks whether elements are within
* the user visible viewport of a web browser.
* only accounts for vertical position, not horizontal.
*/
var thresholdX = screen.availWidth || 0;
var thresholdY = screen.availHeight || 0;
var wheelEvent = (document.implementation.hasFeature('Event.wheel', '3.0') ? 'wheel' : 'mousewheel');
function visibleInViewport(elem, partial) {
var vpWidth = window.innerWidth,
vpHeight = window.innerHeight;
// Use this native browser method, if available.
var rec = elem.getBoundingClientRect(),
tViz = rec.top >= 0 && rec.top < vpHeight + thresholdY,
bViz = rec.bottom > 0 && rec.bottom <= vpHeight + thresholdY,
lViz = rec.left >= 0 && rec.left < vpWidth + thresholdX,
rViz = rec.right > 0 && rec.right <= vpWidth + thresholdX,
vVisible = partial ? tViz || bViz : tViz && bViz,
hVisible = partial ? lViz || rViz : lViz && rViz;
return vVisible && hVisible;
}
var unveilId = 0;
var thresholdX = screen.availWidth;
var thresholdY = screen.availHeight;
function isVisible(elem) {
return visibleInViewport(elem, true);
return visibleInViewport(elem, true, thresholdX, thresholdY);
}
function fillImage(elem) {
@ -64,8 +24,6 @@
var images = elems;
unveilId++;
function unveil() {
var remaining = [];
@ -118,16 +76,6 @@
fillImages([elem]);
}
window.ImageLoader = {
fillImages: fillImages,
lazyImage: lazyImage,
lazyChildren: lazyChildren
};
})();
(function () {
function setImageIntoElement(elem, url) {
if (elem.tagName !== "IMG") {
@ -163,4 +111,10 @@
window.ImageStore = new simpleImageStore();
})();
window.ImageLoader = {
fillImages: fillImages,
lazyImage: lazyImage,
lazyChildren: lazyChildren
};
});