Initial commit
This commit is contained in:
Executable
+218
@@ -0,0 +1,218 @@
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var currentOffset = 0;
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var viewHeight, displayable, galleryHeight, galleryMargin, galleryCount, maxOffset;
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$(function () {
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//$("body").backstretch("img/backgrounds/bg_restaurant.jpg");
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lightbox.option({
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'resizeDuration': 300,
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'wrapAround': true,
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'albumLabel': "Bild %1 von %2"
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});
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function init() {
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viewHeight = $(window).height();
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displayable = Math.floor((viewHeight - 220) / 140);
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galleryHeight = displayable * 140;
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galleryMargin = (viewHeight - galleryHeight) / 2;
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galleryCount = $('#navi li').length;
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maxOffset = -1 * (galleryCount - displayable) * 140;
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console.debug(displayable, galleryCount);
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$('#scroll').css({
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height: galleryHeight,
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'top': galleryMargin
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})
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}
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let imagesToLoad = [{
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path: "Restaurant01",
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alt: "nice"
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},
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{
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path: "Restaurant02",
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alt: ""
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},
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{
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path: "Restaurant31",
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alt: ""
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},
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{
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path: "Restaurant34",
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alt: ""
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},
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{
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path: "Restaurant05",
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alt: ""
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},
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{
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path: "Restaurant11",
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alt: ""
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},
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{
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path: "Restaurant13",
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alt: ""
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},
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{
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path: "Restaurant14",
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alt: ""
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},
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{
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path: "Restaurant07",
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alt: ""
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},
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{
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path: "Restaurant08",
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alt: ""
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},
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{
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path: "Restaurant48",
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alt: ""
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},
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{
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path: "Restaurant17",
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alt: ""
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},
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{
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path: "Restaurant19",
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alt: "Der Blick auf das Foyer aus unserer oberen Etage"
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},
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{
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path: "Restaurant20",
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alt: ""
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},
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{
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path: "Restaurant23",
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alt: ""
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},
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{
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path: "Restaurant25",
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alt: ""
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},
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{
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path: "Restaurant40",
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alt: ""
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},
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{
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path: "Restaurant49",
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alt: ""
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},
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{
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path: "Speisen01",
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alt: ""
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},
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{
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path: "Speisen22",
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alt: ""
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},
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{
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path: "Speisen21",
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alt: ""
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},
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{
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path: "Speisen23",
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alt: ""
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},
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{
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path: "Speisen24",
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alt: ""
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},
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{
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path: "Speisen25",
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alt: ""
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},
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{
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path: "Speisen26",
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alt: ""
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},
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{
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path: "Buffet01",
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alt: ""
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},
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{
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path: "Buffet02",
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alt: ""
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},
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{
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path: "Buffet04",
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alt: ""
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},
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{
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path: "Buffet06",
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alt: ""
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},
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{
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path: "Buffet07",
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alt: ""
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},
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{
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path: "Buffet11",
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alt: ""
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},
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{
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path: "Zubereitung01",
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alt: "So geht es in der Küche zu"
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},
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{
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path: "Zubereitung02",
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alt: "So geht es in der Küche zu"
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},
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{
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path: "Zubereitung03",
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alt: "So geht es in der Küche zu"
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},
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{
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path: "Zubereitung04",
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alt: "So geht es in der Küche zu"
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}
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]
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imagesToLoad.sort(function () {
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return Math.random() - 0.5;
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})
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imagesToLoad.forEach(function (element) {
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var item = '<li><a href="img/gallery/' +
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element.path +
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'.jpg" title="" data-lightbox="' +
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'album' //element.path.substr(0, 4)
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+
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'" style="background-image: url(img/gallery/thumb/' +
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element.path +
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'.jpg);" data-alt="' +
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element.alt +
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'" data-title="' +
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element.alt +
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'"></a></li>';
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$('#navi').append(item);
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});
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$('#prev').click(function () {
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if (currentOffset < 0) {
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currentOffset += 140;
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} else {
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currentOffset = maxOffset;
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}
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$('#navi').css('transform', "translateY(" + currentOffset + "px)");
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});
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$('#next').click(function () {
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if (currentOffset > maxOffset) {
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currentOffset -= 140;
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} else {
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currentOffset = 0;
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}
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$('#navi').css('transform', "translateY(" + currentOffset + "px)");
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});
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$(window).on('mousewheel DOMMouseScroll', function (event) {
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if (event.originalEvent.detail >= 0) {
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$('#next').click();
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} else {
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$('#prev').click();
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}
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});
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$(window).resize(function () {
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init();
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});
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init();
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});
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+2
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+1
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+1
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Executable
+221
@@ -0,0 +1,221 @@
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/*!
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* jQuery Mousewheel 3.1.12
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*
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* Copyright 2014 jQuery Foundation and other contributors
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* Released under the MIT license.
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* http://jquery.org/license
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*/
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(function (factory) {
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if ( typeof define === 'function' && define.amd ) {
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// AMD. Register as an anonymous module.
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define(['jquery'], factory);
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} else if (typeof exports === 'object') {
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// Node/CommonJS style for Browserify
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module.exports = factory;
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} else {
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// Browser globals
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factory(jQuery);
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}
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}(function ($) {
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var toFix = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'],
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toBind = ( 'onwheel' in document || document.documentMode >= 9 ) ?
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['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'],
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slice = Array.prototype.slice,
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nullLowestDeltaTimeout, lowestDelta;
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if ( $.event.fixHooks ) {
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for ( var i = toFix.length; i; ) {
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$.event.fixHooks[ toFix[--i] ] = $.event.mouseHooks;
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}
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}
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var special = $.event.special.mousewheel = {
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version: '3.1.12',
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setup: function() {
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if ( this.addEventListener ) {
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for ( var i = toBind.length; i; ) {
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this.addEventListener( toBind[--i], handler, false );
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}
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} else {
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this.onmousewheel = handler;
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}
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// Store the line height and page height for this particular element
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$.data(this, 'mousewheel-line-height', special.getLineHeight(this));
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$.data(this, 'mousewheel-page-height', special.getPageHeight(this));
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},
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teardown: function() {
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if ( this.removeEventListener ) {
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for ( var i = toBind.length; i; ) {
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this.removeEventListener( toBind[--i], handler, false );
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}
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} else {
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this.onmousewheel = null;
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}
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// Clean up the data we added to the element
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$.removeData(this, 'mousewheel-line-height');
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$.removeData(this, 'mousewheel-page-height');
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},
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getLineHeight: function(elem) {
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var $elem = $(elem),
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$parent = $elem['offsetParent' in $.fn ? 'offsetParent' : 'parent']();
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if (!$parent.length) {
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$parent = $('body');
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}
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return parseInt($parent.css('fontSize'), 10) || parseInt($elem.css('fontSize'), 10) || 16;
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},
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getPageHeight: function(elem) {
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return $(elem).height();
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},
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settings: {
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adjustOldDeltas: true, // see shouldAdjustOldDeltas() below
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normalizeOffset: true // calls getBoundingClientRect for each event
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}
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};
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$.fn.extend({
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mousewheel: function(fn) {
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return fn ? this.bind('mousewheel', fn) : this.trigger('mousewheel');
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},
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||||
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||||
unmousewheel: function(fn) {
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||||
return this.unbind('mousewheel', fn);
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||||
}
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||||
});
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||||
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||||
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||||
function handler(event) {
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var orgEvent = event || window.event,
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args = slice.call(arguments, 1),
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delta = 0,
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deltaX = 0,
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deltaY = 0,
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absDelta = 0,
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offsetX = 0,
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offsetY = 0;
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event = $.event.fix(orgEvent);
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event.type = 'mousewheel';
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// Old school scrollwheel delta
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if ( 'detail' in orgEvent ) { deltaY = orgEvent.detail * -1; }
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if ( 'wheelDelta' in orgEvent ) { deltaY = orgEvent.wheelDelta; }
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if ( 'wheelDeltaY' in orgEvent ) { deltaY = orgEvent.wheelDeltaY; }
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if ( 'wheelDeltaX' in orgEvent ) { deltaX = orgEvent.wheelDeltaX * -1; }
|
||||
|
||||
// Firefox < 17 horizontal scrolling related to DOMMouseScroll event
|
||||
if ( 'axis' in orgEvent && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
|
||||
deltaX = deltaY * -1;
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||||
deltaY = 0;
|
||||
}
|
||||
|
||||
// Set delta to be deltaY or deltaX if deltaY is 0 for backwards compatabilitiy
|
||||
delta = deltaY === 0 ? deltaX : deltaY;
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||||
|
||||
// New school wheel delta (wheel event)
|
||||
if ( 'deltaY' in orgEvent ) {
|
||||
deltaY = orgEvent.deltaY * -1;
|
||||
delta = deltaY;
|
||||
}
|
||||
if ( 'deltaX' in orgEvent ) {
|
||||
deltaX = orgEvent.deltaX;
|
||||
if ( deltaY === 0 ) { delta = deltaX * -1; }
|
||||
}
|
||||
|
||||
// No change actually happened, no reason to go any further
|
||||
if ( deltaY === 0 && deltaX === 0 ) { return; }
|
||||
|
||||
// Need to convert lines and pages to pixels if we aren't already in pixels
|
||||
// There are three delta modes:
|
||||
// * deltaMode 0 is by pixels, nothing to do
|
||||
// * deltaMode 1 is by lines
|
||||
// * deltaMode 2 is by pages
|
||||
if ( orgEvent.deltaMode === 1 ) {
|
||||
var lineHeight = $.data(this, 'mousewheel-line-height');
|
||||
delta *= lineHeight;
|
||||
deltaY *= lineHeight;
|
||||
deltaX *= lineHeight;
|
||||
} else if ( orgEvent.deltaMode === 2 ) {
|
||||
var pageHeight = $.data(this, 'mousewheel-page-height');
|
||||
delta *= pageHeight;
|
||||
deltaY *= pageHeight;
|
||||
deltaX *= pageHeight;
|
||||
}
|
||||
|
||||
// Store lowest absolute delta to normalize the delta values
|
||||
absDelta = Math.max( Math.abs(deltaY), Math.abs(deltaX) );
|
||||
|
||||
if ( !lowestDelta || absDelta < lowestDelta ) {
|
||||
lowestDelta = absDelta;
|
||||
|
||||
// Adjust older deltas if necessary
|
||||
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
|
||||
lowestDelta /= 40;
|
||||
}
|
||||
}
|
||||
|
||||
// Adjust older deltas if necessary
|
||||
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
|
||||
// Divide all the things by 40!
|
||||
delta /= 40;
|
||||
deltaX /= 40;
|
||||
deltaY /= 40;
|
||||
}
|
||||
|
||||
// Get a whole, normalized value for the deltas
|
||||
delta = Math[ delta >= 1 ? 'floor' : 'ceil' ](delta / lowestDelta);
|
||||
deltaX = Math[ deltaX >= 1 ? 'floor' : 'ceil' ](deltaX / lowestDelta);
|
||||
deltaY = Math[ deltaY >= 1 ? 'floor' : 'ceil' ](deltaY / lowestDelta);
|
||||
|
||||
// Normalise offsetX and offsetY properties
|
||||
if ( special.settings.normalizeOffset && this.getBoundingClientRect ) {
|
||||
var boundingRect = this.getBoundingClientRect();
|
||||
offsetX = event.clientX - boundingRect.left;
|
||||
offsetY = event.clientY - boundingRect.top;
|
||||
}
|
||||
|
||||
// Add information to the event object
|
||||
event.deltaX = deltaX;
|
||||
event.deltaY = deltaY;
|
||||
event.deltaFactor = lowestDelta;
|
||||
event.offsetX = offsetX;
|
||||
event.offsetY = offsetY;
|
||||
// Go ahead and set deltaMode to 0 since we converted to pixels
|
||||
// Although this is a little odd since we overwrite the deltaX/Y
|
||||
// properties with normalized deltas.
|
||||
event.deltaMode = 0;
|
||||
|
||||
// Add event and delta to the front of the arguments
|
||||
args.unshift(event, delta, deltaX, deltaY);
|
||||
|
||||
// Clearout lowestDelta after sometime to better
|
||||
// handle multiple device types that give different
|
||||
// a different lowestDelta
|
||||
// Ex: trackpad = 3 and mouse wheel = 120
|
||||
if (nullLowestDeltaTimeout) { clearTimeout(nullLowestDeltaTimeout); }
|
||||
nullLowestDeltaTimeout = setTimeout(nullLowestDelta, 200);
|
||||
|
||||
return ($.event.dispatch || $.event.handle).apply(this, args);
|
||||
}
|
||||
|
||||
function nullLowestDelta() {
|
||||
lowestDelta = null;
|
||||
}
|
||||
|
||||
function shouldAdjustOldDeltas(orgEvent, absDelta) {
|
||||
// If this is an older event and the delta is divisable by 120,
|
||||
// then we are assuming that the browser is treating this as an
|
||||
// older mouse wheel event and that we should divide the deltas
|
||||
// by 40 to try and get a more usable deltaFactor.
|
||||
// Side note, this actually impacts the reported scroll distance
|
||||
// in older browsers and can cause scrolling to be slower than native.
|
||||
// Turn this off by setting $.event.special.mousewheel.settings.adjustOldDeltas to false.
|
||||
return special.settings.adjustOldDeltas && orgEvent.type === 'mousewheel' && absDelta % 120 === 0;
|
||||
}
|
||||
|
||||
}));
|
||||
Executable
+97
@@ -0,0 +1,97 @@
|
||||
var index = 1000;
|
||||
var viewWidth, viewHeight, imgWidth, imgHeight, imgRatio, newWidth, newHeight, offsetX, offsetY, $newImage, galleryVisible, galleryHeight, galleryMargin, maxOffset, galleryCount;
|
||||
|
||||
function initGallery() {
|
||||
viewWidth = $(window).width();
|
||||
viewHeight = $(window).height();
|
||||
|
||||
galleryVisible = Math.floor((viewHeight - 220) / 140);
|
||||
galleryHeight = galleryVisible * 140;
|
||||
galleryMargin = (viewHeight - galleryHeight) /2;
|
||||
galleryCount = $('#gallery_nav li').length;
|
||||
maxOffset = (galleryCount - galleryVisible) * 140;
|
||||
|
||||
$('#gallery_scroll').css({
|
||||
height: galleryHeight,
|
||||
'margin-top': galleryMargin
|
||||
});
|
||||
|
||||
resizeImage()
|
||||
}
|
||||
|
||||
function resizeImage() {
|
||||
imgWidth = $($newImage).height();
|
||||
imgHeight = $($newImage).width();
|
||||
|
||||
imgRatio = imgWidth / imgHeight;
|
||||
|
||||
newWidth = viewWidth;
|
||||
newHeight = newWidth * imgRatio;
|
||||
|
||||
offsetX = newWidth / 2;
|
||||
offsetY = (newHeight - viewHeight) / 2;
|
||||
|
||||
$($newImage).attr('width',newWidth);
|
||||
$($newImage).attr('height',newHeight);
|
||||
|
||||
$($newImage).css({
|
||||
top: - offsetY
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
|
||||
$(function() {
|
||||
|
||||
$(window).resize(function() {
|
||||
initGallery();
|
||||
});
|
||||
|
||||
initGallery();
|
||||
|
||||
|
||||
|
||||
$('#gallery_nav a').click(function(event) {
|
||||
|
||||
event.preventDefault();
|
||||
index = index - 1;
|
||||
|
||||
var imgSrc = $(this).attr('href');
|
||||
|
||||
$('.gallery_wrap').append('<img src="' + imgSrc + '" style="z-index:' + index + '"/>');
|
||||
$newImage = $('.gallery_wrap img');
|
||||
|
||||
$($newImage).load(function(){
|
||||
resizeImage();
|
||||
$('.gallery_wrap img').first().stop().fadeOut(500, function () {
|
||||
$(this).remove();
|
||||
});
|
||||
});
|
||||
$('#gallery_nav a').removeClass('active');
|
||||
$(this).addClass('active');
|
||||
});
|
||||
|
||||
|
||||
|
||||
var galleryOffset = 0;
|
||||
|
||||
$('#gallery_prev').click(function() {
|
||||
if (galleryOffset <= -140) {
|
||||
galleryOffset = galleryOffset + 140;
|
||||
console.log(galleryOffset)
|
||||
$('#gallery_nav').stop().animate({
|
||||
top: galleryOffset
|
||||
}, 250);
|
||||
}
|
||||
});
|
||||
|
||||
$('#gallery_next').click(function() {
|
||||
if (galleryOffset > -maxOffset) {
|
||||
galleryOffset = galleryOffset - 140;
|
||||
console.log(galleryOffset)
|
||||
$('#gallery_nav').stop().animate({
|
||||
top: galleryOffset
|
||||
}, 250);
|
||||
}
|
||||
});
|
||||
});
|
||||
Executable
+11158
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|
||||
/*!
|
||||
* Lightbox v2.11.1
|
||||
* by Lokesh Dhakar
|
||||
*
|
||||
* More info:
|
||||
* http://lokeshdhakar.com/projects/lightbox2/
|
||||
*
|
||||
* Copyright Lokesh Dhakar
|
||||
* Released under the MIT license
|
||||
* https://github.com/lokesh/lightbox2/blob/master/LICENSE
|
||||
*
|
||||
* @preserve
|
||||
*/
|
||||
|
||||
// Uses Node, AMD or browser globals to create a module.
|
||||
(function (root, factory) {
|
||||
if (typeof define === 'function' && define.amd) {
|
||||
// AMD. Register as an anonymous module.
|
||||
define(['jquery'], factory);
|
||||
} else if (typeof exports === 'object') {
|
||||
// Node. Does not work with strict CommonJS, but
|
||||
// only CommonJS-like environments that support module.exports,
|
||||
// like Node.
|
||||
module.exports = factory(require('jquery'));
|
||||
} else {
|
||||
// Browser globals (root is window)
|
||||
root.lightbox = factory(root.jQuery);
|
||||
}
|
||||
}(this, function ($) {
|
||||
|
||||
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 propogation of the Esc keypress when
|
||||
// Lightbox is open. This prevents it from intefering with other components
|
||||
// on the page below.
|
||||
//
|
||||
// Github issue: https://github.com/lokesh/lightbox2/issues/663
|
||||
$('<div id="lightboxOverlay" tabindex="-1" class="lightboxOverlay"></div><div id="lightbox" tabindex="-1" class="lightbox"><div class="lb-outerContainer"><div class="lb-container"><img class="lb-image" src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" alt=""/><div class="lb-nav"><a class="lb-prev" aria-label="Previous image" href="" ></a><a class="lb-next" aria-label="Next image" href="" ></a></div><div class="lb-loader"><a class="lb-cancel"></a></div></div></div><div class="lb-dataContainer"><div class="lb-data"><div class="lb-details"><span class="lb-caption"></span><span class="lb-number"></span></div><div class="lb-closeContainer"><a class="lb-close"></a></div></div></div></div>').appendTo($('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.$lightbox.find('.lb-loader, .lb-close').on('click', function() {
|
||||
self.end();
|
||||
return false;
|
||||
});
|
||||
};
|
||||
|
||||
// Show overlay and lightbox. If the image is part of a set, add siblings to album array.
|
||||
Lightbox.prototype.start = function($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);
|
||||
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;
|
||||
|
||||
/*
|
||||
SVGs that don't have width and height attributes specified are reporting width and height
|
||||
values of 0 in Firefox 47 and IE11 on Windows. To fix, we set the width and height to the max
|
||||
dimensions for the viewport rather than 0 x 0.
|
||||
|
||||
https://github.com/lokesh/lightbox2/issues/552
|
||||
*/
|
||||
|
||||
if (filetype === 'svg') {
|
||||
if ((preloader.width === 0) || preloader.height === 0) {
|
||||
$image.width(maxImageWidth);
|
||||
$image.height(maxImageHeight);
|
||||
}
|
||||
}
|
||||
|
||||
// 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.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
File diff suppressed because one or more lines are too long
Executable
+1
File diff suppressed because one or more lines are too long
Reference in New Issue
Block a user