mirror of
				https://github.com/twbs/bootstrap.git
				synced 2025-10-30 00:05:32 -04:00 
			
		
		
		
	
		
			
				
	
	
		
			744 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			744 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| /*!
 | |
|   * Bootstrap carousel.js v5.1.3 (https://getbootstrap.com/)
 | |
|   * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
 | |
|   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
 | |
|   */
 | |
| (function (global, factory) {
 | |
|   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js'), require('./base-component.js')) :
 | |
|   typeof define === 'function' && define.amd ? define(['./dom/event-handler', './dom/manipulator', './dom/selector-engine', './base-component'], factory) :
 | |
|   (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Carousel = factory(global.EventHandler, global.Manipulator, global.SelectorEngine, global.Base));
 | |
| })(this, (function (EventHandler, Manipulator, SelectorEngine, BaseComponent) { 'use strict';
 | |
| 
 | |
|   const _interopDefaultLegacy = e => e && typeof e === 'object' && 'default' in e ? e : { default: e };
 | |
| 
 | |
|   const EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
 | |
|   const Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
 | |
|   const SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
 | |
|   const BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
 | |
| 
 | |
|   /**
 | |
|    * --------------------------------------------------------------------------
 | |
|    * Bootstrap (v5.1.3): util/index.js
 | |
|    * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
 | |
|    * --------------------------------------------------------------------------
 | |
|    */
 | |
|   const TRANSITION_END = 'transitionend'; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
 | |
| 
 | |
|   const toType = obj => {
 | |
|     if (obj === null || obj === undefined) {
 | |
|       return `${obj}`;
 | |
|     }
 | |
| 
 | |
|     return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
 | |
|   };
 | |
| 
 | |
|   const getSelector = element => {
 | |
|     let selector = element.getAttribute('data-bs-target');
 | |
| 
 | |
|     if (!selector || selector === '#') {
 | |
|       let hrefAttr = element.getAttribute('href'); // The only valid content that could double as a selector are IDs or classes,
 | |
|       // so everything starting with `#` or `.`. If a "real" URL is used as the selector,
 | |
|       // `document.querySelector` will rightfully complain it is invalid.
 | |
|       // See https://github.com/twbs/bootstrap/issues/32273
 | |
| 
 | |
|       if (!hrefAttr || !hrefAttr.includes('#') && !hrefAttr.startsWith('.')) {
 | |
|         return null;
 | |
|       } // Just in case some CMS puts out a full URL with the anchor appended
 | |
| 
 | |
| 
 | |
|       if (hrefAttr.includes('#') && !hrefAttr.startsWith('#')) {
 | |
|         hrefAttr = `#${hrefAttr.split('#')[1]}`;
 | |
|       }
 | |
| 
 | |
|       selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null;
 | |
|     }
 | |
| 
 | |
|     return selector;
 | |
|   };
 | |
| 
 | |
|   const getElementFromSelector = element => {
 | |
|     const selector = getSelector(element);
 | |
|     return selector ? document.querySelector(selector) : null;
 | |
|   };
 | |
| 
 | |
|   const triggerTransitionEnd = element => {
 | |
|     element.dispatchEvent(new Event(TRANSITION_END));
 | |
|   };
 | |
| 
 | |
|   const isElement = obj => {
 | |
|     if (!obj || typeof obj !== 'object') {
 | |
|       return false;
 | |
|     }
 | |
| 
 | |
|     if (typeof obj.jquery !== 'undefined') {
 | |
|       obj = obj[0];
 | |
|     }
 | |
| 
 | |
|     return typeof obj.nodeType !== 'undefined';
 | |
|   };
 | |
| 
 | |
|   const typeCheckConfig = (componentName, config, configTypes) => {
 | |
|     Object.keys(configTypes).forEach(property => {
 | |
|       const expectedTypes = configTypes[property];
 | |
|       const value = config[property];
 | |
|       const valueType = value && isElement(value) ? 'element' : toType(value);
 | |
| 
 | |
|       if (!new RegExp(expectedTypes).test(valueType)) {
 | |
|         throw new TypeError(`${componentName.toUpperCase()}: Option "${property}" provided type "${valueType}" but expected type "${expectedTypes}".`);
 | |
|       }
 | |
|     });
 | |
|   };
 | |
| 
 | |
|   const isVisible = element => {
 | |
|     if (!isElement(element) || element.getClientRects().length === 0) {
 | |
|       return false;
 | |
|     }
 | |
| 
 | |
|     return getComputedStyle(element).getPropertyValue('visibility') === 'visible';
 | |
|   };
 | |
|   /**
 | |
|    * Trick to restart an element's animation
 | |
|    *
 | |
|    * @param {HTMLElement} element
 | |
|    * @return void
 | |
|    *
 | |
|    * @see https://www.charistheo.io/blog/2021/02/restart-a-css-animation-with-javascript/#restarting-a-css-animation
 | |
|    */
 | |
| 
 | |
| 
 | |
|   const reflow = element => {
 | |
|     // eslint-disable-next-line no-unused-expressions
 | |
|     element.offsetHeight;
 | |
|   };
 | |
| 
 | |
|   const getjQuery = () => {
 | |
|     const {
 | |
|       jQuery
 | |
|     } = window;
 | |
| 
 | |
|     if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
 | |
|       return jQuery;
 | |
|     }
 | |
| 
 | |
|     return null;
 | |
|   };
 | |
| 
 | |
|   const DOMContentLoadedCallbacks = [];
 | |
| 
 | |
|   const onDOMContentLoaded = callback => {
 | |
|     if (document.readyState === 'loading') {
 | |
|       // add listener on the first call when the document is in loading state
 | |
|       if (!DOMContentLoadedCallbacks.length) {
 | |
|         document.addEventListener('DOMContentLoaded', () => {
 | |
|           DOMContentLoadedCallbacks.forEach(callback => callback());
 | |
|         });
 | |
|       }
 | |
| 
 | |
|       DOMContentLoadedCallbacks.push(callback);
 | |
|     } else {
 | |
|       callback();
 | |
|     }
 | |
|   };
 | |
| 
 | |
|   const isRTL = () => document.documentElement.dir === 'rtl';
 | |
| 
 | |
|   const defineJQueryPlugin = plugin => {
 | |
|     onDOMContentLoaded(() => {
 | |
|       const $ = getjQuery();
 | |
|       /* istanbul ignore if */
 | |
| 
 | |
|       if ($) {
 | |
|         const name = plugin.NAME;
 | |
|         const JQUERY_NO_CONFLICT = $.fn[name];
 | |
|         $.fn[name] = plugin.jQueryInterface;
 | |
|         $.fn[name].Constructor = plugin;
 | |
| 
 | |
|         $.fn[name].noConflict = () => {
 | |
|           $.fn[name] = JQUERY_NO_CONFLICT;
 | |
|           return plugin.jQueryInterface;
 | |
|         };
 | |
|       }
 | |
|     });
 | |
|   };
 | |
|   /**
 | |
|    * Return the previous/next element of a list.
 | |
|    *
 | |
|    * @param {array} list    The list of elements
 | |
|    * @param activeElement   The active element
 | |
|    * @param shouldGetNext   Choose to get next or previous element
 | |
|    * @param isCycleAllowed
 | |
|    * @return {Element|elem} The proper element
 | |
|    */
 | |
| 
 | |
| 
 | |
|   const getNextActiveElement = (list, activeElement, shouldGetNext, isCycleAllowed) => {
 | |
|     let index = list.indexOf(activeElement); // if the element does not exist in the list return an element depending on the direction and if cycle is allowed
 | |
| 
 | |
|     if (index === -1) {
 | |
|       return list[!shouldGetNext && isCycleAllowed ? list.length - 1 : 0];
 | |
|     }
 | |
| 
 | |
|     const listLength = list.length;
 | |
|     index += shouldGetNext ? 1 : -1;
 | |
| 
 | |
|     if (isCycleAllowed) {
 | |
|       index = (index + listLength) % listLength;
 | |
|     }
 | |
| 
 | |
|     return list[Math.max(0, Math.min(index, listLength - 1))];
 | |
|   };
 | |
| 
 | |
|   /**
 | |
|    * --------------------------------------------------------------------------
 | |
|    * Bootstrap (v5.1.3): carousel.js
 | |
|    * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
 | |
|    * --------------------------------------------------------------------------
 | |
|    */
 | |
|   /**
 | |
|    * ------------------------------------------------------------------------
 | |
|    * Constants
 | |
|    * ------------------------------------------------------------------------
 | |
|    */
 | |
| 
 | |
|   const NAME = 'carousel';
 | |
|   const DATA_KEY = 'bs.carousel';
 | |
|   const EVENT_KEY = `.${DATA_KEY}`;
 | |
|   const DATA_API_KEY = '.data-api';
 | |
|   const ARROW_LEFT_KEY = 'ArrowLeft';
 | |
|   const ARROW_RIGHT_KEY = 'ArrowRight';
 | |
|   const TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 | |
| 
 | |
|   const SWIPE_THRESHOLD = 40;
 | |
|   const Default = {
 | |
|     interval: 5000,
 | |
|     keyboard: true,
 | |
|     slide: false,
 | |
|     pause: 'hover',
 | |
|     wrap: true,
 | |
|     touch: true
 | |
|   };
 | |
|   const DefaultType = {
 | |
|     interval: '(number|boolean)',
 | |
|     keyboard: 'boolean',
 | |
|     slide: '(boolean|string)',
 | |
|     pause: '(string|boolean)',
 | |
|     wrap: 'boolean',
 | |
|     touch: 'boolean'
 | |
|   };
 | |
|   const ORDER_NEXT = 'next';
 | |
|   const ORDER_PREV = 'prev';
 | |
|   const DIRECTION_LEFT = 'left';
 | |
|   const DIRECTION_RIGHT = 'right';
 | |
|   const KEY_TO_DIRECTION = {
 | |
|     [ARROW_LEFT_KEY]: DIRECTION_RIGHT,
 | |
|     [ARROW_RIGHT_KEY]: DIRECTION_LEFT
 | |
|   };
 | |
|   const EVENT_SLIDE = `slide${EVENT_KEY}`;
 | |
|   const EVENT_SLID = `slid${EVENT_KEY}`;
 | |
|   const EVENT_KEYDOWN = `keydown${EVENT_KEY}`;
 | |
|   const EVENT_MOUSEENTER = `mouseenter${EVENT_KEY}`;
 | |
|   const EVENT_MOUSELEAVE = `mouseleave${EVENT_KEY}`;
 | |
|   const EVENT_TOUCHSTART = `touchstart${EVENT_KEY}`;
 | |
|   const EVENT_TOUCHMOVE = `touchmove${EVENT_KEY}`;
 | |
|   const EVENT_TOUCHEND = `touchend${EVENT_KEY}`;
 | |
|   const EVENT_POINTERDOWN = `pointerdown${EVENT_KEY}`;
 | |
|   const EVENT_POINTERUP = `pointerup${EVENT_KEY}`;
 | |
|   const EVENT_DRAG_START = `dragstart${EVENT_KEY}`;
 | |
|   const EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`;
 | |
|   const EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`;
 | |
|   const CLASS_NAME_CAROUSEL = 'carousel';
 | |
|   const CLASS_NAME_ACTIVE = 'active';
 | |
|   const CLASS_NAME_SLIDE = 'slide';
 | |
|   const CLASS_NAME_END = 'carousel-item-end';
 | |
|   const CLASS_NAME_START = 'carousel-item-start';
 | |
|   const CLASS_NAME_NEXT = 'carousel-item-next';
 | |
|   const CLASS_NAME_PREV = 'carousel-item-prev';
 | |
|   const CLASS_NAME_POINTER_EVENT = 'pointer-event';
 | |
|   const SELECTOR_ACTIVE = '.active';
 | |
|   const SELECTOR_ACTIVE_ITEM = '.active.carousel-item';
 | |
|   const SELECTOR_ITEM = '.carousel-item';
 | |
|   const SELECTOR_ITEM_IMG = '.carousel-item img';
 | |
|   const SELECTOR_NEXT_PREV = '.carousel-item-next, .carousel-item-prev';
 | |
|   const SELECTOR_INDICATORS = '.carousel-indicators';
 | |
|   const SELECTOR_INDICATOR = '[data-bs-target]';
 | |
|   const SELECTOR_DATA_SLIDE = '[data-bs-slide], [data-bs-slide-to]';
 | |
|   const SELECTOR_DATA_RIDE = '[data-bs-ride="carousel"]';
 | |
|   const POINTER_TYPE_TOUCH = 'touch';
 | |
|   const POINTER_TYPE_PEN = 'pen';
 | |
|   /**
 | |
|    * ------------------------------------------------------------------------
 | |
|    * Class Definition
 | |
|    * ------------------------------------------------------------------------
 | |
|    */
 | |
| 
 | |
|   class Carousel extends BaseComponent__default.default {
 | |
|     constructor(element, config) {
 | |
|       super(element);
 | |
|       this._items = null;
 | |
|       this._interval = null;
 | |
|       this._activeElement = null;
 | |
|       this._isPaused = false;
 | |
|       this._isSliding = false;
 | |
|       this.touchTimeout = null;
 | |
|       this.touchStartX = 0;
 | |
|       this.touchDeltaX = 0;
 | |
|       this._config = this._getConfig(config);
 | |
|       this._indicatorsElement = SelectorEngine__default.default.findOne(SELECTOR_INDICATORS, this._element);
 | |
|       this._touchSupported = 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0;
 | |
|       this._pointerEvent = Boolean(window.PointerEvent);
 | |
| 
 | |
|       this._addEventListeners();
 | |
|     } // Getters
 | |
| 
 | |
| 
 | |
|     static get Default() {
 | |
|       return Default;
 | |
|     }
 | |
| 
 | |
|     static get NAME() {
 | |
|       return NAME;
 | |
|     } // Public
 | |
| 
 | |
| 
 | |
|     next() {
 | |
|       this._slide(ORDER_NEXT);
 | |
|     }
 | |
| 
 | |
|     nextWhenVisible() {
 | |
|       // Don't call next when the page isn't visible
 | |
|       // or the carousel or its parent isn't visible
 | |
|       if (!document.hidden && isVisible(this._element)) {
 | |
|         this.next();
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     prev() {
 | |
|       this._slide(ORDER_PREV);
 | |
|     }
 | |
| 
 | |
|     pause(event) {
 | |
|       if (!event) {
 | |
|         this._isPaused = true;
 | |
|       }
 | |
| 
 | |
|       if (SelectorEngine__default.default.findOne(SELECTOR_NEXT_PREV, this._element)) {
 | |
|         triggerTransitionEnd(this._element);
 | |
|         this.cycle(true);
 | |
|       }
 | |
| 
 | |
|       clearInterval(this._interval);
 | |
|       this._interval = null;
 | |
|     }
 | |
| 
 | |
|     cycle(event) {
 | |
|       if (!event) {
 | |
|         this._isPaused = false;
 | |
|       }
 | |
| 
 | |
|       if (this._interval) {
 | |
|         clearInterval(this._interval);
 | |
|         this._interval = null;
 | |
|       }
 | |
| 
 | |
|       if (this._config && this._config.interval && !this._isPaused) {
 | |
|         this._updateInterval();
 | |
| 
 | |
|         this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     to(index) {
 | |
|       this._activeElement = SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element);
 | |
| 
 | |
|       const activeIndex = this._getItemIndex(this._activeElement);
 | |
| 
 | |
|       if (index > this._items.length - 1 || index < 0) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       if (this._isSliding) {
 | |
|         EventHandler__default.default.one(this._element, EVENT_SLID, () => this.to(index));
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       if (activeIndex === index) {
 | |
|         this.pause();
 | |
|         this.cycle();
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       const order = index > activeIndex ? ORDER_NEXT : ORDER_PREV;
 | |
| 
 | |
|       this._slide(order, this._items[index]);
 | |
|     } // Private
 | |
| 
 | |
| 
 | |
|     _getConfig(config) {
 | |
|       config = { ...Default,
 | |
|         ...Manipulator__default.default.getDataAttributes(this._element),
 | |
|         ...(typeof config === 'object' ? config : {})
 | |
|       };
 | |
|       typeCheckConfig(NAME, config, DefaultType);
 | |
|       return config;
 | |
|     }
 | |
| 
 | |
|     _handleSwipe() {
 | |
|       const absDeltax = Math.abs(this.touchDeltaX);
 | |
| 
 | |
|       if (absDeltax <= SWIPE_THRESHOLD) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       const direction = absDeltax / this.touchDeltaX;
 | |
|       this.touchDeltaX = 0;
 | |
| 
 | |
|       if (!direction) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       this._slide(direction > 0 ? DIRECTION_RIGHT : DIRECTION_LEFT);
 | |
|     }
 | |
| 
 | |
|     _addEventListeners() {
 | |
|       if (this._config.keyboard) {
 | |
|         EventHandler__default.default.on(this._element, EVENT_KEYDOWN, event => this._keydown(event));
 | |
|       }
 | |
| 
 | |
|       if (this._config.pause === 'hover') {
 | |
|         EventHandler__default.default.on(this._element, EVENT_MOUSEENTER, event => this.pause(event));
 | |
|         EventHandler__default.default.on(this._element, EVENT_MOUSELEAVE, event => this.cycle(event));
 | |
|       }
 | |
| 
 | |
|       if (this._config.touch && this._touchSupported) {
 | |
|         this._addTouchEventListeners();
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     _addTouchEventListeners() {
 | |
|       const hasPointerPenTouch = event => {
 | |
|         return this._pointerEvent && (event.pointerType === POINTER_TYPE_PEN || event.pointerType === POINTER_TYPE_TOUCH);
 | |
|       };
 | |
| 
 | |
|       const start = event => {
 | |
|         if (hasPointerPenTouch(event)) {
 | |
|           this.touchStartX = event.clientX;
 | |
|         } else if (!this._pointerEvent) {
 | |
|           this.touchStartX = event.touches[0].clientX;
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const move = event => {
 | |
|         // ensure swiping with one touch and not pinching
 | |
|         this.touchDeltaX = event.touches && event.touches.length > 1 ? 0 : event.touches[0].clientX - this.touchStartX;
 | |
|       };
 | |
| 
 | |
|       const end = event => {
 | |
|         if (hasPointerPenTouch(event)) {
 | |
|           this.touchDeltaX = event.clientX - this.touchStartX;
 | |
|         }
 | |
| 
 | |
|         this._handleSwipe();
 | |
| 
 | |
|         if (this._config.pause === 'hover') {
 | |
|           // If it's a touch-enabled device, mouseenter/leave are fired as
 | |
|           // part of the mouse compatibility events on first tap - the carousel
 | |
|           // would stop cycling until user tapped out of it;
 | |
|           // here, we listen for touchend, explicitly pause the carousel
 | |
|           // (as if it's the second time we tap on it, mouseenter compat event
 | |
|           // is NOT fired) and after a timeout (to allow for mouse compatibility
 | |
|           // events to fire) we explicitly restart cycling
 | |
|           this.pause();
 | |
| 
 | |
|           if (this.touchTimeout) {
 | |
|             clearTimeout(this.touchTimeout);
 | |
|           }
 | |
| 
 | |
|           this.touchTimeout = setTimeout(event => this.cycle(event), TOUCHEVENT_COMPAT_WAIT + this._config.interval);
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       SelectorEngine__default.default.find(SELECTOR_ITEM_IMG, this._element).forEach(itemImg => {
 | |
|         EventHandler__default.default.on(itemImg, EVENT_DRAG_START, event => event.preventDefault());
 | |
|       });
 | |
| 
 | |
|       if (this._pointerEvent) {
 | |
|         EventHandler__default.default.on(this._element, EVENT_POINTERDOWN, event => start(event));
 | |
|         EventHandler__default.default.on(this._element, EVENT_POINTERUP, event => end(event));
 | |
| 
 | |
|         this._element.classList.add(CLASS_NAME_POINTER_EVENT);
 | |
|       } else {
 | |
|         EventHandler__default.default.on(this._element, EVENT_TOUCHSTART, event => start(event));
 | |
|         EventHandler__default.default.on(this._element, EVENT_TOUCHMOVE, event => move(event));
 | |
|         EventHandler__default.default.on(this._element, EVENT_TOUCHEND, event => end(event));
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     _keydown(event) {
 | |
|       if (/input|textarea/i.test(event.target.tagName)) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       const direction = KEY_TO_DIRECTION[event.key];
 | |
| 
 | |
|       if (direction) {
 | |
|         event.preventDefault();
 | |
| 
 | |
|         this._slide(direction);
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     _getItemIndex(element) {
 | |
|       this._items = element && element.parentNode ? SelectorEngine__default.default.find(SELECTOR_ITEM, element.parentNode) : [];
 | |
|       return this._items.indexOf(element);
 | |
|     }
 | |
| 
 | |
|     _getItemByOrder(order, activeElement) {
 | |
|       const isNext = order === ORDER_NEXT;
 | |
|       return getNextActiveElement(this._items, activeElement, isNext, this._config.wrap);
 | |
|     }
 | |
| 
 | |
|     _triggerSlideEvent(relatedTarget, eventDirectionName) {
 | |
|       const targetIndex = this._getItemIndex(relatedTarget);
 | |
| 
 | |
|       const fromIndex = this._getItemIndex(SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element));
 | |
| 
 | |
|       return EventHandler__default.default.trigger(this._element, EVENT_SLIDE, {
 | |
|         relatedTarget,
 | |
|         direction: eventDirectionName,
 | |
|         from: fromIndex,
 | |
|         to: targetIndex
 | |
|       });
 | |
|     }
 | |
| 
 | |
|     _setActiveIndicatorElement(element) {
 | |
|       if (this._indicatorsElement) {
 | |
|         const activeIndicator = SelectorEngine__default.default.findOne(SELECTOR_ACTIVE, this._indicatorsElement);
 | |
|         activeIndicator.classList.remove(CLASS_NAME_ACTIVE);
 | |
|         activeIndicator.removeAttribute('aria-current');
 | |
|         const indicators = SelectorEngine__default.default.find(SELECTOR_INDICATOR, this._indicatorsElement);
 | |
| 
 | |
|         for (let i = 0; i < indicators.length; i++) {
 | |
|           if (Number.parseInt(indicators[i].getAttribute('data-bs-slide-to'), 10) === this._getItemIndex(element)) {
 | |
|             indicators[i].classList.add(CLASS_NAME_ACTIVE);
 | |
|             indicators[i].setAttribute('aria-current', 'true');
 | |
|             break;
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     _updateInterval() {
 | |
|       const element = this._activeElement || SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element);
 | |
| 
 | |
|       if (!element) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       const elementInterval = Number.parseInt(element.getAttribute('data-bs-interval'), 10);
 | |
| 
 | |
|       if (elementInterval) {
 | |
|         this._config.defaultInterval = this._config.defaultInterval || this._config.interval;
 | |
|         this._config.interval = elementInterval;
 | |
|       } else {
 | |
|         this._config.interval = this._config.defaultInterval || this._config.interval;
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     _slide(directionOrOrder, element) {
 | |
|       const order = this._directionToOrder(directionOrOrder);
 | |
| 
 | |
|       const activeElement = SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element);
 | |
| 
 | |
|       const activeElementIndex = this._getItemIndex(activeElement);
 | |
| 
 | |
|       const nextElement = element || this._getItemByOrder(order, activeElement);
 | |
| 
 | |
|       const nextElementIndex = this._getItemIndex(nextElement);
 | |
| 
 | |
|       const isCycling = Boolean(this._interval);
 | |
|       const isNext = order === ORDER_NEXT;
 | |
|       const directionalClassName = isNext ? CLASS_NAME_START : CLASS_NAME_END;
 | |
|       const orderClassName = isNext ? CLASS_NAME_NEXT : CLASS_NAME_PREV;
 | |
| 
 | |
|       const eventDirectionName = this._orderToDirection(order);
 | |
| 
 | |
|       if (nextElement && nextElement.classList.contains(CLASS_NAME_ACTIVE)) {
 | |
|         this._isSliding = false;
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       if (this._isSliding) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       const slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);
 | |
| 
 | |
|       if (slideEvent.defaultPrevented) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       if (!activeElement || !nextElement) {
 | |
|         // Some weirdness is happening, so we bail
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       this._isSliding = true;
 | |
| 
 | |
|       if (isCycling) {
 | |
|         this.pause();
 | |
|       }
 | |
| 
 | |
|       this._setActiveIndicatorElement(nextElement);
 | |
| 
 | |
|       this._activeElement = nextElement;
 | |
| 
 | |
|       const triggerSlidEvent = () => {
 | |
|         EventHandler__default.default.trigger(this._element, EVENT_SLID, {
 | |
|           relatedTarget: nextElement,
 | |
|           direction: eventDirectionName,
 | |
|           from: activeElementIndex,
 | |
|           to: nextElementIndex
 | |
|         });
 | |
|       };
 | |
| 
 | |
|       if (this._element.classList.contains(CLASS_NAME_SLIDE)) {
 | |
|         nextElement.classList.add(orderClassName);
 | |
|         reflow(nextElement);
 | |
|         activeElement.classList.add(directionalClassName);
 | |
|         nextElement.classList.add(directionalClassName);
 | |
| 
 | |
|         const completeCallBack = () => {
 | |
|           nextElement.classList.remove(directionalClassName, orderClassName);
 | |
|           nextElement.classList.add(CLASS_NAME_ACTIVE);
 | |
|           activeElement.classList.remove(CLASS_NAME_ACTIVE, orderClassName, directionalClassName);
 | |
|           this._isSliding = false;
 | |
|           setTimeout(triggerSlidEvent, 0);
 | |
|         };
 | |
| 
 | |
|         this._queueCallback(completeCallBack, activeElement, true);
 | |
|       } else {
 | |
|         activeElement.classList.remove(CLASS_NAME_ACTIVE);
 | |
|         nextElement.classList.add(CLASS_NAME_ACTIVE);
 | |
|         this._isSliding = false;
 | |
|         triggerSlidEvent();
 | |
|       }
 | |
| 
 | |
|       if (isCycling) {
 | |
|         this.cycle();
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     _directionToOrder(direction) {
 | |
|       if (![DIRECTION_RIGHT, DIRECTION_LEFT].includes(direction)) {
 | |
|         return direction;
 | |
|       }
 | |
| 
 | |
|       if (isRTL()) {
 | |
|         return direction === DIRECTION_LEFT ? ORDER_PREV : ORDER_NEXT;
 | |
|       }
 | |
| 
 | |
|       return direction === DIRECTION_LEFT ? ORDER_NEXT : ORDER_PREV;
 | |
|     }
 | |
| 
 | |
|     _orderToDirection(order) {
 | |
|       if (![ORDER_NEXT, ORDER_PREV].includes(order)) {
 | |
|         return order;
 | |
|       }
 | |
| 
 | |
|       if (isRTL()) {
 | |
|         return order === ORDER_PREV ? DIRECTION_LEFT : DIRECTION_RIGHT;
 | |
|       }
 | |
| 
 | |
|       return order === ORDER_PREV ? DIRECTION_RIGHT : DIRECTION_LEFT;
 | |
|     } // Static
 | |
| 
 | |
| 
 | |
|     static carouselInterface(element, config) {
 | |
|       const data = Carousel.getOrCreateInstance(element, config);
 | |
|       let {
 | |
|         _config
 | |
|       } = data;
 | |
| 
 | |
|       if (typeof config === 'object') {
 | |
|         _config = { ..._config,
 | |
|           ...config
 | |
|         };
 | |
|       }
 | |
| 
 | |
|       const action = typeof config === 'string' ? config : _config.slide;
 | |
| 
 | |
|       if (typeof config === 'number') {
 | |
|         data.to(config);
 | |
|       } else if (typeof action === 'string') {
 | |
|         if (typeof data[action] === 'undefined') {
 | |
|           throw new TypeError(`No method named "${action}"`);
 | |
|         }
 | |
| 
 | |
|         data[action]();
 | |
|       } else if (_config.interval && _config.ride) {
 | |
|         data.pause();
 | |
|         data.cycle();
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     static jQueryInterface(config) {
 | |
|       return this.each(function () {
 | |
|         Carousel.carouselInterface(this, config);
 | |
|       });
 | |
|     }
 | |
| 
 | |
|     static dataApiClickHandler(event) {
 | |
|       const target = getElementFromSelector(this);
 | |
| 
 | |
|       if (!target || !target.classList.contains(CLASS_NAME_CAROUSEL)) {
 | |
|         return;
 | |
|       }
 | |
| 
 | |
|       const config = { ...Manipulator__default.default.getDataAttributes(target),
 | |
|         ...Manipulator__default.default.getDataAttributes(this)
 | |
|       };
 | |
|       const slideIndex = this.getAttribute('data-bs-slide-to');
 | |
| 
 | |
|       if (slideIndex) {
 | |
|         config.interval = false;
 | |
|       }
 | |
| 
 | |
|       Carousel.carouselInterface(target, config);
 | |
| 
 | |
|       if (slideIndex) {
 | |
|         Carousel.getInstance(target).to(slideIndex);
 | |
|       }
 | |
| 
 | |
|       event.preventDefault();
 | |
|     }
 | |
| 
 | |
|   }
 | |
|   /**
 | |
|    * ------------------------------------------------------------------------
 | |
|    * Data Api implementation
 | |
|    * ------------------------------------------------------------------------
 | |
|    */
 | |
| 
 | |
| 
 | |
|   EventHandler__default.default.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, Carousel.dataApiClickHandler);
 | |
|   EventHandler__default.default.on(window, EVENT_LOAD_DATA_API, () => {
 | |
|     const carousels = SelectorEngine__default.default.find(SELECTOR_DATA_RIDE);
 | |
| 
 | |
|     for (let i = 0, len = carousels.length; i < len; i++) {
 | |
|       Carousel.carouselInterface(carousels[i], Carousel.getInstance(carousels[i]));
 | |
|     }
 | |
|   });
 | |
|   /**
 | |
|    * ------------------------------------------------------------------------
 | |
|    * jQuery
 | |
|    * ------------------------------------------------------------------------
 | |
|    * add .Carousel to jQuery only if jQuery is present
 | |
|    */
 | |
| 
 | |
|   defineJQueryPlugin(Carousel);
 | |
| 
 | |
|   return Carousel;
 | |
| 
 | |
| }));
 | |
| //# sourceMappingURL=carousel.js.map
 |