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File: assets/plugins/thumbnail/lg-thumbnail.es5.js

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File: assets/plugins/thumbnail/lg-thumbnail.es5.js
Role: Auxiliary data
Content type: text/plain
Description: Auxiliary data
Class: Biggidroid Wordpress Gallery Plugin
Display an image gallery on WordPress post pages
Author: By
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Date: 4 months ago
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/*! * lightgallery | 2.8.0-beta.1 | November 27th 2023 * http://www.lightgalleryjs.com/ * Copyright (c) 2020 Sachin Neravath; * @license GPLv3 */ /*! ***************************************************************************** Copyright (c) Microsoft Corporation. Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted. THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ***************************************************************************** */ var __assign = function() { __assign = Object.assign || function __assign(t) { for (var s, i = 1, n = arguments.length; i < n; i++) { s = arguments[i]; for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p]; } return t; }; return __assign.apply(this, arguments); }; var thumbnailsSettings = { thumbnail: true, animateThumb: true, currentPagerPosition: 'middle', alignThumbnails: 'middle', thumbWidth: 100, thumbHeight: '80px', thumbMargin: 5, appendThumbnailsTo: '.lg-components', toggleThumb: false, enableThumbDrag: true, enableThumbSwipe: true, thumbnailSwipeThreshold: 10, loadYouTubeThumbnail: true, youTubeThumbSize: 1, thumbnailPluginStrings: { toggleThumbnails: 'Toggle thumbnails', }, }; /** * List of lightGallery events * All events should be documented here * Below interfaces are used to build the website documentations * */ var lGEvents = { afterAppendSlide: 'lgAfterAppendSlide', init: 'lgInit', hasVideo: 'lgHasVideo', containerResize: 'lgContainerResize', updateSlides: 'lgUpdateSlides', afterAppendSubHtml: 'lgAfterAppendSubHtml', beforeOpen: 'lgBeforeOpen', afterOpen: 'lgAfterOpen', slideItemLoad: 'lgSlideItemLoad', beforeSlide: 'lgBeforeSlide', afterSlide: 'lgAfterSlide', posterClick: 'lgPosterClick', dragStart: 'lgDragStart', dragMove: 'lgDragMove', dragEnd: 'lgDragEnd', beforeNextSlide: 'lgBeforeNextSlide', beforePrevSlide: 'lgBeforePrevSlide', beforeClose: 'lgBeforeClose', afterClose: 'lgAfterClose', rotateLeft: 'lgRotateLeft', rotateRight: 'lgRotateRight', flipHorizontal: 'lgFlipHorizontal', flipVertical: 'lgFlipVertical', autoplay: 'lgAutoplay', autoplayStart: 'lgAutoplayStart', autoplayStop: 'lgAutoplayStop', }; var Thumbnail = /** @class */ (function () { function Thumbnail(instance, $LG) { this.thumbOuterWidth = 0; this.thumbTotalWidth = 0; this.translateX = 0; this.thumbClickable = false; // get lightGallery core plugin instance this.core = instance; this.$LG = $LG; return this; } Thumbnail.prototype.init = function () { // extend module default settings with lightGallery core settings this.settings = __assign(__assign({}, thumbnailsSettings), this.core.settings); this.thumbOuterWidth = 0; this.thumbTotalWidth = this.core.galleryItems.length * (this.settings.thumbWidth + this.settings.thumbMargin); // Thumbnail animation value this.translateX = 0; this.setAnimateThumbStyles(); if (!this.core.settings.allowMediaOverlap) { this.settings.toggleThumb = false; } if (this.settings.thumbnail) { this.build(); if (this.settings.animateThumb) { if (this.settings.enableThumbDrag) { this.enableThumbDrag(); } if (this.settings.enableThumbSwipe) { this.enableThumbSwipe(); } this.thumbClickable = false; } else { this.thumbClickable = true; } this.toggleThumbBar(); this.thumbKeyPress(); } }; Thumbnail.prototype.build = function () { var _this = this; this.setThumbMarkup(); this.manageActiveClassOnSlideChange(); this.$lgThumb.first().on('click.lg touchend.lg', function (e) { var $target = _this.$LG(e.target); if (!$target.hasAttribute('data-lg-item-id')) { return; } setTimeout(function () { // In IE9 and bellow touch does not support // Go to slide if browser does not support css transitions if (_this.thumbClickable && !_this.core.lgBusy) { var index = parseInt($target.attr('data-lg-item-id')); _this.core.slide(index, false, true, false); } }, 50); }); this.core.LGel.on(lGEvents.beforeSlide + ".thumb", function (event) { var index = event.detail.index; _this.animateThumb(index); }); this.core.LGel.on(lGEvents.beforeOpen + ".thumb", function () { _this.thumbOuterWidth = _this.core.outer.get().offsetWidth; }); this.core.LGel.on(lGEvents.updateSlides + ".thumb", function () { _this.rebuildThumbnails(); }); this.core.LGel.on(lGEvents.containerResize + ".thumb", function () { if (!_this.core.lgOpened) return; setTimeout(function () { _this.thumbOuterWidth = _this.core.outer.get().offsetWidth; _this.animateThumb(_this.core.index); _this.thumbOuterWidth = _this.core.outer.get().offsetWidth; }, 50); }); }; Thumbnail.prototype.setThumbMarkup = function () { var thumbOuterClassNames = 'lg-thumb-outer '; if (this.settings.alignThumbnails) { thumbOuterClassNames += "lg-thumb-align-" + this.settings.alignThumbnails; } var html = "<div class=\"" + thumbOuterClassNames + "\">\n <div class=\"lg-thumb lg-group\">\n </div>\n </div>"; this.core.outer.addClass('lg-has-thumb'); if (this.settings.appendThumbnailsTo === '.lg-components') { this.core.$lgComponents.append(html); } else { this.core.outer.append(html); } this.$thumbOuter = this.core.outer.find('.lg-thumb-outer').first(); this.$lgThumb = this.core.outer.find('.lg-thumb').first(); if (this.settings.animateThumb) { this.core.outer .find('.lg-thumb') .css('transition-duration', this.core.settings.speed + 'ms') .css('width', this.thumbTotalWidth + 'px') .css('position', 'relative'); } this.setThumbItemHtml(this.core.galleryItems); }; Thumbnail.prototype.enableThumbDrag = function () { var _this = this; var thumbDragUtils = { cords: { startX: 0, endX: 0, }, isMoved: false, newTranslateX: 0, startTime: new Date(), endTime: new Date(), touchMoveTime: 0, }; var isDragging = false; this.$thumbOuter.addClass('lg-grab'); this.core.outer .find('.lg-thumb') .first() .on('mousedown.lg.thumb', function (e) { if (_this.thumbTotalWidth > _this.thumbOuterWidth) { // execute only on .lg-object e.preventDefault(); thumbDragUtils.cords.startX = e.pageX; thumbDragUtils.startTime = new Date(); _this.thumbClickable = false; isDragging = true; // ** Fix for webkit cursor issue https://code.google.com/p/chromium/issues/detail?id=26723 _this.core.outer.get().scrollLeft += 1; _this.core.outer.get().scrollLeft -= 1; // * _this.$thumbOuter .removeClass('lg-grab') .addClass('lg-grabbing'); } }); this.$LG(window).on("mousemove.lg.thumb.global" + this.core.lgId, function (e) { if (!_this.core.lgOpened) return; if (isDragging) { thumbDragUtils.cords.endX = e.pageX; thumbDragUtils = _this.onThumbTouchMove(thumbDragUtils); } }); this.$LG(window).on("mouseup.lg.thumb.global" + this.core.lgId, function () { if (!_this.core.lgOpened) return; if (thumbDragUtils.isMoved) { thumbDragUtils = _this.onThumbTouchEnd(thumbDragUtils); } else { _this.thumbClickable = true; } if (isDragging) { isDragging = false; _this.$thumbOuter.removeClass('lg-grabbing').addClass('lg-grab'); } }); }; Thumbnail.prototype.enableThumbSwipe = function () { var _this = this; var thumbDragUtils = { cords: { startX: 0, endX: 0, }, isMoved: false, newTranslateX: 0, startTime: new Date(), endTime: new Date(), touchMoveTime: 0, }; this.$lgThumb.on('touchstart.lg', function (e) { if (_this.thumbTotalWidth > _this.thumbOuterWidth) { e.preventDefault(); thumbDragUtils.cords.startX = e.targetTouches[0].pageX; _this.thumbClickable = false; thumbDragUtils.startTime = new Date(); } }); this.$lgThumb.on('touchmove.lg', function (e) { if (_this.thumbTotalWidth > _this.thumbOuterWidth) { e.preventDefault(); thumbDragUtils.cords.endX = e.targetTouches[0].pageX; thumbDragUtils = _this.onThumbTouchMove(thumbDragUtils); } }); this.$lgThumb.on('touchend.lg', function () { if (thumbDragUtils.isMoved) { thumbDragUtils = _this.onThumbTouchEnd(thumbDragUtils); } else { _this.thumbClickable = true; } }); }; // Rebuild thumbnails Thumbnail.prototype.rebuildThumbnails = function () { var _this = this; // Remove transitions this.$thumbOuter.addClass('lg-rebuilding-thumbnails'); setTimeout(function () { _this.thumbTotalWidth = _this.core.galleryItems.length * (_this.settings.thumbWidth + _this.settings.thumbMargin); _this.$lgThumb.css('width', _this.thumbTotalWidth + 'px'); _this.$lgThumb.empty(); _this.setThumbItemHtml(_this.core.galleryItems); _this.animateThumb(_this.core.index); }, 50); setTimeout(function () { _this.$thumbOuter.removeClass('lg-rebuilding-thumbnails'); }, 200); }; // @ts-check Thumbnail.prototype.setTranslate = function (value) { this.$lgThumb.css('transform', 'translate3d(-' + value + 'px, 0px, 0px)'); }; Thumbnail.prototype.getPossibleTransformX = function (left) { if (left > this.thumbTotalWidth - this.thumbOuterWidth) { left = this.thumbTotalWidth - this.thumbOuterWidth; } if (left < 0) { left = 0; } return left; }; Thumbnail.prototype.animateThumb = function (index) { this.$lgThumb.css('transition-duration', this.core.settings.speed + 'ms'); if (this.settings.animateThumb) { var position = 0; switch (this.settings.currentPagerPosition) { case 'left': position = 0; break; case 'middle': position = this.thumbOuterWidth / 2 - this.settings.thumbWidth / 2; break; case 'right': position = this.thumbOuterWidth - this.settings.thumbWidth; } this.translateX = (this.settings.thumbWidth + this.settings.thumbMargin) * index - 1 - position; if (this.translateX > this.thumbTotalWidth - this.thumbOuterWidth) { this.translateX = this.thumbTotalWidth - this.thumbOuterWidth; } if (this.translateX < 0) { this.translateX = 0; } this.setTranslate(this.translateX); } }; Thumbnail.prototype.onThumbTouchMove = function (thumbDragUtils) { thumbDragUtils.newTranslateX = this.translateX; thumbDragUtils.isMoved = true; thumbDragUtils.touchMoveTime = new Date().valueOf(); thumbDragUtils.newTranslateX -= thumbDragUtils.cords.endX - thumbDragUtils.cords.startX; thumbDragUtils.newTranslateX = this.getPossibleTransformX(thumbDragUtils.newTranslateX); // move current slide this.setTranslate(thumbDragUtils.newTranslateX); this.$thumbOuter.addClass('lg-dragging'); return thumbDragUtils; }; Thumbnail.prototype.onThumbTouchEnd = function (thumbDragUtils) { thumbDragUtils.isMoved = false; thumbDragUtils.endTime = new Date(); this.$thumbOuter.removeClass('lg-dragging'); var touchDuration = thumbDragUtils.endTime.valueOf() - thumbDragUtils.startTime.valueOf(); var distanceXnew = thumbDragUtils.cords.endX - thumbDragUtils.cords.startX; var speedX = Math.abs(distanceXnew) / touchDuration; // Some magical numbers // Can be improved if (speedX > 0.15 && thumbDragUtils.endTime.valueOf() - thumbDragUtils.touchMoveTime < 30) { speedX += 1; if (speedX > 2) { speedX += 1; } speedX = speedX + speedX * (Math.abs(distanceXnew) / this.thumbOuterWidth); this.$lgThumb.css('transition-duration', Math.min(speedX - 1, 2) + 'settings'); distanceXnew = distanceXnew * speedX; this.translateX = this.getPossibleTransformX(this.translateX - distanceXnew); this.setTranslate(this.translateX); } else { this.translateX = thumbDragUtils.newTranslateX; } if (Math.abs(thumbDragUtils.cords.endX - thumbDragUtils.cords.startX) < this.settings.thumbnailSwipeThreshold) { this.thumbClickable = true; } return thumbDragUtils; }; Thumbnail.prototype.getThumbHtml = function (thumb, index, alt) { var slideVideoInfo = this.core.galleryItems[index].__slideVideoInfo || {}; var thumbImg; if (slideVideoInfo.youtube) { if (this.settings.loadYouTubeThumbnail) { thumbImg = '//img.youtube.com/vi/' + slideVideoInfo.youtube[1] + '/' + this.settings.youTubeThumbSize + '.jpg'; } else { thumbImg = thumb; } } else { thumbImg = thumb; } var altAttr = alt ? 'alt="' + alt + '"' : ''; return "<div data-lg-item-id=\"" + index + "\" class=\"lg-thumb-item " + (index === this.core.index ? ' active' : '') + "\"\n style=\"width:" + this.settings.thumbWidth + "px; height: " + this.settings.thumbHeight + ";\n margin-right: " + this.settings.thumbMargin + "px;\">\n <img " + altAttr + " data-lg-item-id=\"" + index + "\" src=\"" + thumbImg + "\" />\n </div>"; }; Thumbnail.prototype.getThumbItemHtml = function (items) { var thumbList = ''; for (var i = 0; i < items.length; i++) { thumbList += this.getThumbHtml(items[i].thumb, i, items[i].alt); } return thumbList; }; Thumbnail.prototype.setThumbItemHtml = function (items) { var thumbList = this.getThumbItemHtml(items); this.$lgThumb.html(thumbList); }; Thumbnail.prototype.setAnimateThumbStyles = function () { if (this.settings.animateThumb) { this.core.outer.addClass('lg-animate-thumb'); } }; // Manage thumbnail active calss Thumbnail.prototype.manageActiveClassOnSlideChange = function () { var _this = this; // manage active class for thumbnail this.core.LGel.on(lGEvents.beforeSlide + ".thumb", function (event) { var $thumb = _this.core.outer.find('.lg-thumb-item'); var index = event.detail.index; $thumb.removeClass('active'); $thumb.eq(index).addClass('active'); }); }; // Toggle thumbnail bar Thumbnail.prototype.toggleThumbBar = function () { var _this = this; if (this.settings.toggleThumb) { this.core.outer.addClass('lg-can-toggle'); this.core.$toolbar.append('<button type="button" aria-label="' + this.settings.thumbnailPluginStrings['toggleThumbnails'] + '" class="lg-toggle-thumb lg-icon"></button>'); this.core.outer .find('.lg-toggle-thumb') .first() .on('click.lg', function () { _this.core.outer.toggleClass('lg-components-open'); }); } }; Thumbnail.prototype.thumbKeyPress = function () { var _this = this; this.$LG(window).on("keydown.lg.thumb.global" + this.core.lgId, function (e) { if (!_this.core.lgOpened || !_this.settings.toggleThumb) return; if (e.keyCode === 38) { e.preventDefault(); _this.core.outer.addClass('lg-components-open'); } else if (e.keyCode === 40) { e.preventDefault(); _this.core.outer.removeClass('lg-components-open'); } }); }; Thumbnail.prototype.destroy = function () { if (this.settings.thumbnail) { this.$LG(window).off(".lg.thumb.global" + this.core.lgId); this.core.LGel.off('.lg.thumb'); this.core.LGel.off('.thumb'); this.$thumbOuter.remove(); this.core.outer.removeClass('lg-has-thumb'); } }; return Thumbnail; }()); export default Thumbnail; //# sourceMappingURL=lg-thumbnail.es5.js.map