* Updated lightbox2 to version 2.11.5 (#32)
* Every external library should be served locally (#6) * Serve font files locally (#31)
This commit is contained in:
Stephan Hadan
parent
a4342dd39b
commit
173a9fdf67
21 changed files with 12263 additions and 3 deletions
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## [v1.2](https://git.hadan-it.com/stiebke/hugo-internet-weblog/releases/tag/v1.1.2) - 2025-02-11
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* ENHANCEMENTS
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* Updated lightbox2 to version 2.11.5 (#32)
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* Every external library should be served locally (#6)
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* Serve font files locally (#31)
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## [v1.1.2](https://git.hadan-it.com/stiebke/hugo-internet-weblog/releases/tag/v1.1.2) - 2025-02-11
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* BUGFIXES
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<script type="text/javascript" src="https://code.jquery.com/jquery-3.7.1.min.js" integrity="sha384-1H217gwSVyLSIfaLxHbE7dRb3v4mYCKbpQvzx0cegeju1MVsGrX5xXxAvs/HgeFs" crossorigin="anonymous"></script></script>
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<script type="text/javascript" src="{{.Site.BaseURL}}lightbox2-2.11.4/js/lightbox.min.js" charset="utf-8" integrity="sha384-jN3Qe7xtdnQxdyZWXD9gn2Z4oRyiFuU03xQATriSicCq2SKDikN9UEJMCx+9nsJM" crossorigin="anonymous"></script>
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<script type="text/javascript" src="{{.Site.BaseURL}}js/jquery-3.7.1.min.js" integrity="sha384-1H217gwSVyLSIfaLxHbE7dRb3v4mYCKbpQvzx0cegeju1MVsGrX5xXxAvs/HgeFs" crossorigin="anonymous"></script></script>
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<script type="text/javascript" src="{{.Site.BaseURL}}lightbox2-2.11.5/js/lightbox.min.js" charset="utf-8" integrity="sha384-jN3Qe7xtdnQxdyZWXD9gn2Z4oRyiFuU03xQATriSicCq2SKDikN9UEJMCx+9nsJM" crossorigin="anonymous"></script>
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<script src="{{.Site.BaseURL}}js/weblog.js" charset="utf-8" integrity="sha384-aosjEU4mvKU8ONpJImVqClx3r34rc9fegKgyAKyJ3uizf8YWbLUr4mOw2WWcvO4E" crossorigin="anonymous"></script>
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{{ partial "custom_javascript.html" . }}
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{{ partial "custom_image_handler.html" . }}
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@ -32,7 +32,7 @@
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{{ end }}
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<link rel="stylesheet" href="{{.Site.BaseURL}}css/weblog.css" media="screen" charset="utf-8" />
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<link rel="stylesheet" href="{{.Site.BaseURL}}lightbox2-2.11.4/css/lightbox.min.css" type="text/css" />
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<link rel="stylesheet" href="{{.Site.BaseURL}}lightbox2-2.11.5/css/lightbox.min.css" type="text/css" />
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{{ partial "custom_stylesheets.html" . }}
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static/js/jquery-3.7.1.min.js
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static/js/jquery-3.7.1.min.js
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static/lightbox2-2.11.5/.editorconfig
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static/lightbox2-2.11.5/.editorconfig
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# EditorConfig helps developers define and maintain consistent
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static/lightbox2-2.11.5/.gitignore
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bower_components
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static/lightbox2-2.11.5/.jshintrc
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static/lightbox2-2.11.5/LICENSE
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static/lightbox2-2.11.5/LICENSE
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The MIT License (MIT)
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Copyright (c) 2015 Lokesh Dhakar
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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static/lightbox2-2.11.5/css/lightbox.css
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body.lb-disable-scrolling {
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This is visible during transitions. */
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.lb-loader,.lightbox{text-align:center;line-height:0}body.lb-disable-scrolling{overflow:hidden}.lightboxOverlay{position:absolute;top:0;left:0;z-index:9999;background-color:#000;opacity:.8;display:none}.lightbox{position:absolute;left:0;width:100%;z-index:10000;font-weight:400;outline:0}.lightbox .lb-image{display:block;height:auto;max-width:inherit;max-height:none;border-radius:3px;border:4px solid #fff}.lightbox a img{border:none}.lb-outerContainer{position:relative;width:250px;height:250px;margin:0 auto;border-radius:4px;background-color:#fff}.lb-loader,.lb-nav{position:absolute;left:0}.lb-outerContainer:after{content:"";display:table;clear:both}.lb-loader{top:43%;height:25%;width:100%}.lb-cancel{display:block;width:32px;height:32px;margin:0 auto;background:url(../images/loading.gif) no-repeat}.lb-nav{top:0;height:100%;width:100%;z-index:10}.lb-container>.nav{left:0}.lb-nav a{outline:0;background-image:url(data:image/gif;base64,R0lGODlhAQABAPAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==)}.lb-next,.lb-prev{height:100%;cursor:pointer;display:block}.lb-nav a.lb-prev{width:34%;left:0;float:left;background:url(../images/prev.png) left 48% no-repeat;opacity:0;-webkit-transition:opacity .6s;-moz-transition:opacity .6s;-o-transition:opacity .6s;transition:opacity .6s}.lb-nav a.lb-prev:hover{opacity:1}.lb-nav a.lb-next{width:64%;right:0;float:right;background:url(../images/next.png) right 48% no-repeat;opacity:0;-webkit-transition:opacity .6s;-moz-transition:opacity .6s;-o-transition:opacity .6s;transition:opacity .6s}.lb-nav a.lb-next:hover{opacity:1}.lb-dataContainer{margin:0 auto;padding-top:5px;width:100%;border-bottom-left-radius:4px;border-bottom-right-radius:4px}.lb-dataContainer:after{content:"";display:table;clear:both}.lb-data{padding:0 4px;color:#ccc}.lb-data .lb-details{width:85%;float:left;text-align:left;line-height:1.1em}.lb-data .lb-caption{font-size:13px;font-weight:700;line-height:1em}.lb-data .lb-caption a{color:#4ae}.lb-data .lb-number{display:block;clear:left;padding-bottom:1em;font-size:12px;color:#999}.lb-data .lb-close{display:block;float:right;width:30px;height:30px;background:url(../images/close.png) top right no-repeat;text-align:right;outline:0;opacity:.7;-webkit-transition:opacity .2s;-moz-transition:opacity .2s;-o-transition:opacity .2s;transition:opacity .2s}.lb-data .lb-close:hover{cursor:pointer;opacity:1}
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static/lightbox2-2.11.5/js/lightbox.js
Normal file
|
|
@ -0,0 +1,571 @@
|
|||
/*!
|
||||
* Lightbox v2.11.5
|
||||
* by Lokesh Dhakar
|
||||
*
|
||||
* More info:
|
||||
* http://lokeshdhakar.com/projects/lightbox2/
|
||||
*
|
||||
* Copyright Lokesh Dhakar
|
||||
* Released under the MIT license
|
||||
* https://github.com/lokesh/lightbox2/blob/master/LICENSE
|
||||
*
|
||||
* @preserve
|
||||
*/
|
||||
|
||||
// Uses Node, AMD or browser globals to create a module.
|
||||
(function (root, factory) {
|
||||
if (typeof define === 'function' && define.amd) {
|
||||
// AMD. Register as an anonymous module.
|
||||
define(['jquery'], factory);
|
||||
} else if (typeof exports === 'object') {
|
||||
// Node. Does not work with strict CommonJS, but
|
||||
// only CommonJS-like environments that support module.exports,
|
||||
// like Node.
|
||||
module.exports = factory(require('jquery'));
|
||||
} else {
|
||||
// Browser globals (root is window)
|
||||
root.lightbox = factory(root.jQuery);
|
||||
}
|
||||
}(this, function ($) {
|
||||
|
||||
function Lightbox(options) {
|
||||
this.album = [];
|
||||
this.currentImageIndex = void 0;
|
||||
this.init();
|
||||
|
||||
// options
|
||||
this.options = $.extend({}, this.constructor.defaults);
|
||||
this.option(options);
|
||||
}
|
||||
|
||||
// Descriptions of all options available on the demo site:
|
||||
// http://lokeshdhakar.com/projects/lightbox2/index.html#options
|
||||
Lightbox.defaults = {
|
||||
albumLabel: 'Image %1 of %2',
|
||||
alwaysShowNavOnTouchDevices: false,
|
||||
fadeDuration: 600,
|
||||
fitImagesInViewport: true,
|
||||
imageFadeDuration: 600,
|
||||
// maxWidth: 800,
|
||||
// maxHeight: 600,
|
||||
positionFromTop: 50,
|
||||
resizeDuration: 700,
|
||||
showImageNumberLabel: true,
|
||||
wrapAround: false,
|
||||
disableScrolling: false,
|
||||
/*
|
||||
Sanitize Title
|
||||
If the caption data is trusted, for example you are hardcoding it in, then leave this to false.
|
||||
This will free you to add html tags, such as links, in the caption.
|
||||
|
||||
If the caption data is user submitted or from some other untrusted source, then set this to true
|
||||
to prevent xss and other injection attacks.
|
||||
*/
|
||||
sanitizeTitle: false
|
||||
};
|
||||
|
||||
Lightbox.prototype.option = function(options) {
|
||||
$.extend(this.options, options);
|
||||
};
|
||||
|
||||
Lightbox.prototype.imageCountLabel = function(currentImageNum, totalImages) {
|
||||
return this.options.albumLabel.replace(/%1/g, currentImageNum).replace(/%2/g, totalImages);
|
||||
};
|
||||
|
||||
Lightbox.prototype.init = function() {
|
||||
var self = this;
|
||||
// Both enable and build methods require the body tag to be in the DOM.
|
||||
$(document).ready(function() {
|
||||
self.enable();
|
||||
self.build();
|
||||
});
|
||||
};
|
||||
|
||||
// Loop through anchors and areamaps looking for either data-lightbox attributes or rel attributes
|
||||
// that contain 'lightbox'. When these are clicked, start lightbox.
|
||||
Lightbox.prototype.enable = function() {
|
||||
var self = this;
|
||||
$('body').on('click', 'a[rel^=lightbox], area[rel^=lightbox], a[data-lightbox], area[data-lightbox]', function(event) {
|
||||
self.start($(event.currentTarget));
|
||||
return false;
|
||||
});
|
||||
};
|
||||
|
||||
// Build html for the lightbox and the overlay.
|
||||
// Attach event handlers to the new DOM elements. click click click
|
||||
Lightbox.prototype.build = function() {
|
||||
if ($('#lightbox').length > 0) {
|
||||
return;
|
||||
}
|
||||
|
||||
var self = this;
|
||||
|
||||
// The two root notes generated, #lightboxOverlay and #lightbox are given
|
||||
// tabindex attrs so they are focusable. We attach our keyboard event
|
||||
// listeners to these two elements, and not the document. Clicking anywhere
|
||||
// while Lightbox is opened will keep the focus on or inside one of these
|
||||
// two elements.
|
||||
//
|
||||
// We do this so we can prevent propagation of the Esc keypress when
|
||||
// Lightbox is open. This prevents it from interfering with other components
|
||||
// on the page below.
|
||||
//
|
||||
// Github issue: https://github.com/lokesh/lightbox2/issues/663
|
||||
$('<div id="lightboxOverlay" tabindex="-1" class="lightboxOverlay"></div><div id="lightbox" tabindex="-1" class="lightbox"><div class="lb-outerContainer"><div class="lb-container"><img class="lb-image" src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" alt=""/><div class="lb-nav"><a class="lb-prev" role="button" tabindex="0" aria-label="Previous image" href="" ></a><a class="lb-next" role="button" tabindex="0" aria-label="Next image" href="" ></a></div><div class="lb-loader"><a class="lb-cancel" role="button" tabindex="0"></a></div></div></div><div class="lb-dataContainer"><div class="lb-data"><div class="lb-details"><span class="lb-caption"></span><span class="lb-number"></span></div><div class="lb-closeContainer"><a class="lb-close" role="button" tabindex="0"></a></div></div></div></div>').appendTo($('body'));
|
||||
|
||||
// Cache jQuery objects
|
||||
this.$lightbox = $('#lightbox');
|
||||
this.$overlay = $('#lightboxOverlay');
|
||||
this.$outerContainer = this.$lightbox.find('.lb-outerContainer');
|
||||
this.$container = this.$lightbox.find('.lb-container');
|
||||
this.$image = this.$lightbox.find('.lb-image');
|
||||
this.$nav = this.$lightbox.find('.lb-nav');
|
||||
|
||||
// Store css values for future lookup
|
||||
this.containerPadding = {
|
||||
top: parseInt(this.$container.css('padding-top'), 10),
|
||||
right: parseInt(this.$container.css('padding-right'), 10),
|
||||
bottom: parseInt(this.$container.css('padding-bottom'), 10),
|
||||
left: parseInt(this.$container.css('padding-left'), 10)
|
||||
};
|
||||
|
||||
this.imageBorderWidth = {
|
||||
top: parseInt(this.$image.css('border-top-width'), 10),
|
||||
right: parseInt(this.$image.css('border-right-width'), 10),
|
||||
bottom: parseInt(this.$image.css('border-bottom-width'), 10),
|
||||
left: parseInt(this.$image.css('border-left-width'), 10)
|
||||
};
|
||||
|
||||
// Attach event handlers to the newly minted DOM elements
|
||||
this.$overlay.hide().on('click', function() {
|
||||
self.end();
|
||||
return false;
|
||||
});
|
||||
|
||||
this.$lightbox.hide().on('click', function(event) {
|
||||
if ($(event.target).attr('id') === 'lightbox') {
|
||||
self.end();
|
||||
}
|
||||
});
|
||||
|
||||
this.$outerContainer.on('click', function(event) {
|
||||
if ($(event.target).attr('id') === 'lightbox') {
|
||||
self.end();
|
||||
}
|
||||
return false;
|
||||
});
|
||||
|
||||
this.$lightbox.find('.lb-prev').on('click', function() {
|
||||
if (self.currentImageIndex === 0) {
|
||||
self.changeImage(self.album.length - 1);
|
||||
} else {
|
||||
self.changeImage(self.currentImageIndex - 1);
|
||||
}
|
||||
return false;
|
||||
});
|
||||
|
||||
this.$lightbox.find('.lb-next').on('click', function() {
|
||||
if (self.currentImageIndex === self.album.length - 1) {
|
||||
self.changeImage(0);
|
||||
} else {
|
||||
self.changeImage(self.currentImageIndex + 1);
|
||||
}
|
||||
return false;
|
||||
});
|
||||
|
||||
/*
|
||||
Show context menu for image on right-click
|
||||
|
||||
There is a div containing the navigation that spans the entire image and lives above of it. If
|
||||
you right-click, you are right clicking this div and not the image. This prevents users from
|
||||
saving the image or using other context menu actions with the image.
|
||||
|
||||
To fix this, when we detect the right mouse button is pressed down, but not yet clicked, we
|
||||
set pointer-events to none on the nav div. This is so that the upcoming right-click event on
|
||||
the next mouseup will bubble down to the image. Once the right-click/contextmenu event occurs
|
||||
we set the pointer events back to auto for the nav div so it can capture hover and left-click
|
||||
events as usual.
|
||||
*/
|
||||
this.$nav.on('mousedown', function(event) {
|
||||
if (event.which === 3) {
|
||||
self.$nav.css('pointer-events', 'none');
|
||||
|
||||
self.$lightbox.one('contextmenu', function() {
|
||||
setTimeout(function() {
|
||||
this.$nav.css('pointer-events', 'auto');
|
||||
}.bind(self), 0);
|
||||
});
|
||||
}
|
||||
});
|
||||
|
||||
|
||||
this.$lightbox.find('.lb-loader, .lb-close').on('click keyup', function(e) {
|
||||
// If mouse click OR 'enter' or 'space' keypress, close LB
|
||||
if (
|
||||
e.type === 'click' || (e.type === 'keyup' && (e.which === 13 || e.which === 32))) {
|
||||
self.end();
|
||||
return false;
|
||||
}
|
||||
});
|
||||
};
|
||||
|
||||
// Show overlay and lightbox. If the image is part of a set, add siblings to album array.
|
||||
Lightbox.prototype.start = function($link) {
|
||||
var self = this;
|
||||
var $window = $(window);
|
||||
|
||||
$window.on('resize', $.proxy(this.sizeOverlay, this));
|
||||
|
||||
this.sizeOverlay();
|
||||
|
||||
this.album = [];
|
||||
var imageNumber = 0;
|
||||
|
||||
function addToAlbum($link) {
|
||||
self.album.push({
|
||||
alt: $link.attr('data-alt'),
|
||||
link: $link.attr('href'),
|
||||
title: $link.attr('data-title') || $link.attr('title')
|
||||
});
|
||||
}
|
||||
|
||||
// Support both data-lightbox attribute and rel attribute implementations
|
||||
var dataLightboxValue = $link.attr('data-lightbox');
|
||||
var $links;
|
||||
|
||||
if (dataLightboxValue) {
|
||||
$links = $($link.prop('tagName') + '[data-lightbox="' + dataLightboxValue + '"]');
|
||||
for (var i = 0; i < $links.length; i = ++i) {
|
||||
addToAlbum($($links[i]));
|
||||
if ($links[i] === $link[0]) {
|
||||
imageNumber = i;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if ($link.attr('rel') === 'lightbox') {
|
||||
// If image is not part of a set
|
||||
addToAlbum($link);
|
||||
} else {
|
||||
// If image is part of a set
|
||||
$links = $($link.prop('tagName') + '[rel="' + $link.attr('rel') + '"]');
|
||||
for (var j = 0; j < $links.length; j = ++j) {
|
||||
addToAlbum($($links[j]));
|
||||
if ($links[j] === $link[0]) {
|
||||
imageNumber = j;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Position Lightbox
|
||||
var top = $window.scrollTop() + this.options.positionFromTop;
|
||||
var left = $window.scrollLeft();
|
||||
this.$lightbox.css({
|
||||
top: top + 'px',
|
||||
left: left + 'px'
|
||||
}).fadeIn(this.options.fadeDuration);
|
||||
|
||||
// Disable scrolling of the page while open
|
||||
if (this.options.disableScrolling) {
|
||||
$('body').addClass('lb-disable-scrolling');
|
||||
}
|
||||
|
||||
this.changeImage(imageNumber);
|
||||
};
|
||||
|
||||
// Hide most UI elements in preparation for the animated resizing of the lightbox.
|
||||
Lightbox.prototype.changeImage = function(imageNumber) {
|
||||
var self = this;
|
||||
var filename = this.album[imageNumber].link;
|
||||
var filetype = filename.split('.').slice(-1)[0];
|
||||
var $image = this.$lightbox.find('.lb-image');
|
||||
|
||||
// Disable keyboard nav during transitions
|
||||
this.disableKeyboardNav();
|
||||
|
||||
// Show loading state
|
||||
this.$overlay.fadeIn(this.options.fadeDuration);
|
||||
$('.lb-loader').fadeIn('slow');
|
||||
this.$lightbox.find('.lb-image, .lb-nav, .lb-prev, .lb-next, .lb-dataContainer, .lb-numbers, .lb-caption').hide();
|
||||
this.$outerContainer.addClass('animating');
|
||||
|
||||
// When image to show is preloaded, we send the width and height to sizeContainer()
|
||||
var preloader = new Image();
|
||||
preloader.onload = function() {
|
||||
var $preloader;
|
||||
var imageHeight;
|
||||
var imageWidth;
|
||||
var maxImageHeight;
|
||||
var maxImageWidth;
|
||||
var windowHeight;
|
||||
var windowWidth;
|
||||
|
||||
$image.attr({
|
||||
'alt': self.album[imageNumber].alt,
|
||||
'src': filename
|
||||
});
|
||||
|
||||
$preloader = $(preloader);
|
||||
|
||||
$image.width(preloader.width);
|
||||
$image.height(preloader.height);
|
||||
|
||||
var aspectRatio = preloader.width / preloader.height;
|
||||
|
||||
windowWidth = $(window).width();
|
||||
windowHeight = $(window).height();
|
||||
|
||||
// Calculate the max image dimensions for the current viewport.
|
||||
// Take into account the border around the image and an additional 10px gutter on each side.
|
||||
maxImageWidth = windowWidth - self.containerPadding.left - self.containerPadding.right - self.imageBorderWidth.left - self.imageBorderWidth.right - 20;
|
||||
maxImageHeight = windowHeight - self.containerPadding.top - self.containerPadding.bottom - self.imageBorderWidth.top - self.imageBorderWidth.bottom - self.options.positionFromTop - 70;
|
||||
|
||||
/*
|
||||
Since many SVGs have small intrinsic dimensions, but they support scaling
|
||||
up without quality loss because of their vector format, max out their
|
||||
size inside the viewport.
|
||||
*/
|
||||
if (filetype === 'svg') {
|
||||
if (aspectRatio >= 1) {
|
||||
imageWidth = maxImageWidth;
|
||||
imageHeight = parseInt(maxImageWidth / aspectRatio, 10);
|
||||
} else {
|
||||
imageWidth = parseInt(maxImageHeight / aspectRatio, 10);
|
||||
imageHeight = maxImageHeight;
|
||||
}
|
||||
$image.width(imageWidth);
|
||||
$image.height(imageHeight);
|
||||
|
||||
} else {
|
||||
|
||||
// Fit image inside the viewport.
|
||||
if (self.options.fitImagesInViewport) {
|
||||
|
||||
// Check if image size is larger then maxWidth|maxHeight in settings
|
||||
if (self.options.maxWidth && self.options.maxWidth < maxImageWidth) {
|
||||
maxImageWidth = self.options.maxWidth;
|
||||
}
|
||||
if (self.options.maxHeight && self.options.maxHeight < maxImageHeight) {
|
||||
maxImageHeight = self.options.maxHeight;
|
||||
}
|
||||
|
||||
} else {
|
||||
maxImageWidth = self.options.maxWidth || preloader.width || maxImageWidth;
|
||||
maxImageHeight = self.options.maxHeight || preloader.height || maxImageHeight;
|
||||
}
|
||||
|
||||
// Is the current image's width or height is greater than the maxImageWidth or maxImageHeight
|
||||
// option than we need to size down while maintaining the aspect ratio.
|
||||
if ((preloader.width > maxImageWidth) || (preloader.height > maxImageHeight)) {
|
||||
if ((preloader.width / maxImageWidth) > (preloader.height / maxImageHeight)) {
|
||||
imageWidth = maxImageWidth;
|
||||
imageHeight = parseInt(preloader.height / (preloader.width / imageWidth), 10);
|
||||
$image.width(imageWidth);
|
||||
$image.height(imageHeight);
|
||||
} else {
|
||||
imageHeight = maxImageHeight;
|
||||
imageWidth = parseInt(preloader.width / (preloader.height / imageHeight), 10);
|
||||
$image.width(imageWidth);
|
||||
$image.height(imageHeight);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
self.sizeContainer($image.width(), $image.height());
|
||||
};
|
||||
|
||||
// Preload image before showing
|
||||
preloader.src = this.album[imageNumber].link;
|
||||
this.currentImageIndex = imageNumber;
|
||||
};
|
||||
|
||||
// Stretch overlay to fit the viewport
|
||||
Lightbox.prototype.sizeOverlay = function() {
|
||||
var self = this;
|
||||
/*
|
||||
We use a setTimeout 0 to pause JS execution and let the rendering catch-up.
|
||||
Why do this? If the `disableScrolling` option is set to true, a class is added to the body
|
||||
tag that disables scrolling and hides the scrollbar. We want to make sure the scrollbar is
|
||||
hidden before we measure the document width, as the presence of the scrollbar will affect the
|
||||
number.
|
||||
*/
|
||||
setTimeout(function() {
|
||||
self.$overlay
|
||||
.width($(document).width())
|
||||
.height($(document).height());
|
||||
|
||||
}, 0);
|
||||
};
|
||||
|
||||
// Animate the size of the lightbox to fit the image we are showing
|
||||
// This method also shows the the image.
|
||||
Lightbox.prototype.sizeContainer = function(imageWidth, imageHeight) {
|
||||
var self = this;
|
||||
|
||||
var oldWidth = this.$outerContainer.outerWidth();
|
||||
var oldHeight = this.$outerContainer.outerHeight();
|
||||
var newWidth = imageWidth + this.containerPadding.left + this.containerPadding.right + this.imageBorderWidth.left + this.imageBorderWidth.right;
|
||||
var newHeight = imageHeight + this.containerPadding.top + this.containerPadding.bottom + this.imageBorderWidth.top + this.imageBorderWidth.bottom;
|
||||
|
||||
function postResize() {
|
||||
self.$lightbox.find('.lb-dataContainer').width(newWidth);
|
||||
self.$lightbox.find('.lb-prevLink').height(newHeight);
|
||||
self.$lightbox.find('.lb-nextLink').height(newHeight);
|
||||
|
||||
// Set focus on one of the two root nodes so keyboard events are captured.
|
||||
self.$overlay.trigger('focus');
|
||||
|
||||
self.showImage();
|
||||
}
|
||||
|
||||
if (oldWidth !== newWidth || oldHeight !== newHeight) {
|
||||
this.$outerContainer.animate({
|
||||
width: newWidth,
|
||||
height: newHeight
|
||||
}, this.options.resizeDuration, 'swing', function() {
|
||||
postResize();
|
||||
});
|
||||
} else {
|
||||
postResize();
|
||||
}
|
||||
};
|
||||
|
||||
// Display the image and its details and begin preload neighboring images.
|
||||
Lightbox.prototype.showImage = function() {
|
||||
this.$lightbox.find('.lb-loader').stop(true).hide();
|
||||
this.$lightbox.find('.lb-image').fadeIn(this.options.imageFadeDuration);
|
||||
|
||||
this.updateNav();
|
||||
this.updateDetails();
|
||||
this.preloadNeighboringImages();
|
||||
this.enableKeyboardNav();
|
||||
};
|
||||
|
||||
// Display previous and next navigation if appropriate.
|
||||
Lightbox.prototype.updateNav = function() {
|
||||
// Check to see if the browser supports touch events. If so, we take the conservative approach
|
||||
// and assume that mouse hover events are not supported and always show prev/next navigation
|
||||
// arrows in image sets.
|
||||
var alwaysShowNav = false;
|
||||
try {
|
||||
document.createEvent('TouchEvent');
|
||||
alwaysShowNav = (this.options.alwaysShowNavOnTouchDevices) ? true : false;
|
||||
} catch (e) {}
|
||||
|
||||
this.$lightbox.find('.lb-nav').show();
|
||||
|
||||
if (this.album.length > 1) {
|
||||
if (this.options.wrapAround) {
|
||||
if (alwaysShowNav) {
|
||||
this.$lightbox.find('.lb-prev, .lb-next').css('opacity', '1');
|
||||
}
|
||||
this.$lightbox.find('.lb-prev, .lb-next').show();
|
||||
} else {
|
||||
if (this.currentImageIndex > 0) {
|
||||
this.$lightbox.find('.lb-prev').show();
|
||||
if (alwaysShowNav) {
|
||||
this.$lightbox.find('.lb-prev').css('opacity', '1');
|
||||
}
|
||||
}
|
||||
if (this.currentImageIndex < this.album.length - 1) {
|
||||
this.$lightbox.find('.lb-next').show();
|
||||
if (alwaysShowNav) {
|
||||
this.$lightbox.find('.lb-next').css('opacity', '1');
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// Display caption, image number, and closing button.
|
||||
Lightbox.prototype.updateDetails = function() {
|
||||
var self = this;
|
||||
|
||||
// Enable anchor clicks in the injected caption html.
|
||||
// Thanks Nate Wright for the fix. @https://github.com/NateWr
|
||||
if (typeof this.album[this.currentImageIndex].title !== 'undefined' &&
|
||||
this.album[this.currentImageIndex].title !== '') {
|
||||
var $caption = this.$lightbox.find('.lb-caption');
|
||||
if (this.options.sanitizeTitle) {
|
||||
$caption.text(this.album[this.currentImageIndex].title);
|
||||
} else {
|
||||
$caption.html(this.album[this.currentImageIndex].title);
|
||||
}
|
||||
$caption.fadeIn('fast');
|
||||
}
|
||||
|
||||
if (this.album.length > 1 && this.options.showImageNumberLabel) {
|
||||
var labelText = this.imageCountLabel(this.currentImageIndex + 1, this.album.length);
|
||||
this.$lightbox.find('.lb-number').text(labelText).fadeIn('fast');
|
||||
} else {
|
||||
this.$lightbox.find('.lb-number').hide();
|
||||
}
|
||||
|
||||
this.$outerContainer.removeClass('animating');
|
||||
|
||||
this.$lightbox.find('.lb-dataContainer').fadeIn(this.options.resizeDuration, function() {
|
||||
return self.sizeOverlay();
|
||||
});
|
||||
};
|
||||
|
||||
// Preload previous and next images in set.
|
||||
Lightbox.prototype.preloadNeighboringImages = function() {
|
||||
if (this.album.length > this.currentImageIndex + 1) {
|
||||
var preloadNext = new Image();
|
||||
preloadNext.src = this.album[this.currentImageIndex + 1].link;
|
||||
}
|
||||
if (this.currentImageIndex > 0) {
|
||||
var preloadPrev = new Image();
|
||||
preloadPrev.src = this.album[this.currentImageIndex - 1].link;
|
||||
}
|
||||
};
|
||||
|
||||
Lightbox.prototype.enableKeyboardNav = function() {
|
||||
this.$lightbox.on('keyup.keyboard', $.proxy(this.keyboardAction, this));
|
||||
this.$overlay.on('keyup.keyboard', $.proxy(this.keyboardAction, this));
|
||||
};
|
||||
|
||||
Lightbox.prototype.disableKeyboardNav = function() {
|
||||
this.$lightbox.off('.keyboard');
|
||||
this.$overlay.off('.keyboard');
|
||||
};
|
||||
|
||||
Lightbox.prototype.keyboardAction = function(event) {
|
||||
var KEYCODE_ESC = 27;
|
||||
var KEYCODE_LEFTARROW = 37;
|
||||
var KEYCODE_RIGHTARROW = 39;
|
||||
|
||||
var keycode = event.keyCode;
|
||||
if (keycode === KEYCODE_ESC) {
|
||||
// Prevent bubbling so as to not affect other components on the page.
|
||||
event.stopPropagation();
|
||||
this.end();
|
||||
} else if (keycode === KEYCODE_LEFTARROW) {
|
||||
if (this.currentImageIndex !== 0) {
|
||||
this.changeImage(this.currentImageIndex - 1);
|
||||
} else if (this.options.wrapAround && this.album.length > 1) {
|
||||
this.changeImage(this.album.length - 1);
|
||||
}
|
||||
} else if (keycode === KEYCODE_RIGHTARROW) {
|
||||
if (this.currentImageIndex !== this.album.length - 1) {
|
||||
this.changeImage(this.currentImageIndex + 1);
|
||||
} else if (this.options.wrapAround && this.album.length > 1) {
|
||||
this.changeImage(0);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// Closing time. :-(
|
||||
Lightbox.prototype.end = function() {
|
||||
this.disableKeyboardNav();
|
||||
$(window).off('resize', this.sizeOverlay);
|
||||
this.$lightbox.fadeOut(this.options.fadeDuration);
|
||||
this.$overlay.fadeOut(this.options.fadeDuration);
|
||||
|
||||
if (this.options.disableScrolling) {
|
||||
$('body').removeClass('lb-disable-scrolling');
|
||||
}
|
||||
};
|
||||
|
||||
return new Lightbox();
|
||||
}));
|
||||
15
static/lightbox2-2.11.5/js/lightbox.min.js
vendored
Normal file
15
static/lightbox2-2.11.5/js/lightbox.min.js
vendored
Normal file
File diff suppressed because one or more lines are too long
1
static/lightbox2-2.11.5/js/lightbox.min.map
Normal file
1
static/lightbox2-2.11.5/js/lightbox.min.map
Normal file
File diff suppressed because one or more lines are too long
Loading…
Add table
Reference in a new issue