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Code Issues Releases Wiki Activity

Update libs

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DanieL 2022-07-08 11:48:35 -03:00
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commit 46eddf2162
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node_modules/jquery-lazy/plugins/jquery.lazy.picture.js generated vendored Normal file
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/*!
* jQuery & Zepto Lazy - Picture Plugin - v1.3
* http://jquery.eisbehr.de/lazy/
*
* Copyright 2012 - 2018, Daniel 'Eisbehr' Kern
*
* Dual licensed under the MIT and GPL-2.0 licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl-2.0.html
*/
;(function($) {
var srcAttr = 'data-src',
srcsetAttr = 'data-srcset',
mediaAttr = 'data-media',
sizesAttr = 'data-sizes',
typeAttr = 'data-type';
// loads picture elements like:
// <picture>
// <data-src srcset="1x.jpg 1x, 2x.jpg 2x, 3x.jpg 3x" media="(min-width: 600px)" type="image/jpeg"></data-src>
// <data-src srcset="1x.jpg 1x, 2x.jpg 2x, 3x.jpg 3x" media="(min-width: 400px)" type="image/jpeg"></data-src>
// <data-img src="default.jpg" >
// </picture>
//
// or:
// <picture data-src="default.jpg">
// <data-src srcset="1x.jpg 1x, 2x.jpg 2x, 3x.jpg 3x" media="(min-width: 600px)" type="image/jpeg"></data-src>
// <data-src srcset="1x.jpg 1x, 2x.jpg 2x, 3x.jpg 3x" media="(min-width: 400px)" type="image/jpeg"></data-src>
// </picture>
//
// or just with attributes in one line:
// <picture data-src="default.jpg" data-srcset="1x.jpg 1x, 2x.jpg 2x, 3x.jpg 3x" data-media="(min-width: 600px)" data-sizes="" data-type="image/jpeg" />
$.lazy(['pic', 'picture'], ['picture'], function(element, response) {
var elementTagName = element[0].tagName.toLowerCase();
if (elementTagName === 'picture') {
var sources = element.find(srcAttr),
image = element.find('data-img'),
imageBase = this.config('imageBase') || '';
// handle as child elements
if (sources.length) {
sources.each(function() {
renameElementTag($(this), 'source', imageBase);
});
// create img tag from child
if (image.length === 1) {
image = renameElementTag(image, 'img', imageBase);
// bind event callbacks to new image tag
image.on('load', function() {
response(true);
}).on('error', function() {
response(false);
});
image.attr('src', image.attr(srcAttr));
if (this.config('removeAttribute')) {
image.removeAttr(srcAttr);
}
}
// create img tag from attribute
else if (element.attr(srcAttr)) {
// create image tag
createImageObject(element, imageBase + element.attr(srcAttr), response);
if (this.config('removeAttribute')) {
element.removeAttr(srcAttr);
}
}
// pass error state
else {
// use response function for Zepto
response(false);
}
}
// handle as attributes
else if( element.attr(srcsetAttr) ) {
// create source elements before img tag
$('<source>').attr({
media: element.attr(mediaAttr),
sizes: element.attr(sizesAttr),
type: element.attr(typeAttr),
srcset: getCorrectedSrcSet(element.attr(srcsetAttr), imageBase)
})
.appendTo(element);
// create image tag
createImageObject(element, imageBase + element.attr(srcAttr), response);
// remove attributes from parent picture element
if (this.config('removeAttribute')) {
element.removeAttr(srcAttr + ' ' + srcsetAttr + ' ' + mediaAttr + ' ' + sizesAttr + ' ' + typeAttr);
}
}
// pass error state
else {
// use response function for Zepto
response(false);
}
}
else {
// pass error state
// use response function for Zepto
response(false);
}
});
/**
* create a new child element and copy attributes
* @param {jQuery|object} element
* @param {string} toType
* @param {string} imageBase
* @return {jQuery|object}
*/
function renameElementTag(element, toType, imageBase) {
var attributes = element.prop('attributes'),
target = $('<' + toType + '>');
$.each(attributes, function(index, attribute) {
// build srcset with image base
if (attribute.name === 'srcset' || attribute.name === srcAttr) {
attribute.value = getCorrectedSrcSet(attribute.value, imageBase);
}
target.attr(attribute.name, attribute.value);
});
element.replaceWith(target);
return target;
}
/**
* create a new image element inside parent element
* @param {jQuery|object} parent
* @param {string} src
* @param {function} response
* @return void
*/
function createImageObject(parent, src, response) {
// create image tag
var imageObj = $('<img>')
// create image tag an bind callbacks for correct response
.one('load', function() {
response(true);
})
.one('error', function() {
response(false);
})
// set into picture element
.appendTo(parent)
// set src attribute at last to prevent early kick-in
.attr('src', src);
// call after load even on cached image
imageObj.complete && imageObj.load(); // jshint ignore : line
}
/**
* prepend image base to all srcset entries
* @param {string} srcset
* @param {string} imageBase
* @returns {string}
*/
function getCorrectedSrcSet(srcset, imageBase) {
if (imageBase) {
// trim, remove unnecessary spaces and split entries
var entries = srcset.split(',');
srcset = '';
for (var i = 0, l = entries.length; i < l; i++) {
srcset += imageBase + entries[i].trim() + (i !== l - 1 ? ',' : '');
}
}
return srcset;
}
})(window.jQuery || window.Zepto);