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Diffstat (limited to 'js/dist/carousel.js')
-rw-r--r--js/dist/carousel.js697
1 files changed, 212 insertions, 485 deletions
diff --git a/js/dist/carousel.js b/js/dist/carousel.js
index 94fb272a13..09b3d8a8e3 100644
--- a/js/dist/carousel.js
+++ b/js/dist/carousel.js
@@ -1,203 +1,30 @@
/*!
- * Bootstrap carousel.js v5.1.3 (https://getbootstrap.com/)
- * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+ * Bootstrap carousel.js v5.2.0-beta1 (https://getbootstrap.com/)
+ * Copyright 2011-2022 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';
+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./util/index'), require('./dom/event-handler'), require('./dom/manipulator'), require('./dom/selector-engine'), require('./util/swipe'), require('./base-component')) :
+ typeof define === 'function' && define.amd ? define(['./util/index', './dom/event-handler', './dom/manipulator', './dom/selector-engine', './util/swipe', './base-component'], factory) :
+ (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Carousel = factory(global.Index, global.EventHandler, global.Manipulator, global.SelectorEngine, global.Swipe, global.BaseComponent));
+})(this, (function (index, EventHandler, Manipulator, SelectorEngine, Swipe, 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 Swipe__default = /*#__PURE__*/_interopDefaultLegacy(Swipe);
const BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
/**
* --------------------------------------------------------------------------
- * Bootstrap (v5.1.3): util/index.js
+ * Bootstrap (v5.2.0-beta1): carousel.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';
@@ -208,41 +35,15 @@
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}`;
@@ -253,41 +54,52 @@
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_ACTIVE_ITEM = SELECTOR_ACTIVE + SELECTOR_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';
+ const KEY_TO_DIRECTION = {
+ [ARROW_LEFT_KEY]: DIRECTION_RIGHT,
+ [ARROW_RIGHT_KEY]: DIRECTION_LEFT
+ };
+ const Default = {
+ interval: 5000,
+ keyboard: true,
+ pause: 'hover',
+ ride: false,
+ touch: true,
+ wrap: true
+ };
+ const DefaultType = {
+ interval: '(number|boolean)',
+ keyboard: 'boolean',
+ ride: '(boolean|string)',
+ pause: '(string|boolean)',
+ touch: 'boolean',
+ wrap: 'boolean'
+ };
/**
- * ------------------------------------------------------------------------
- * Class Definition
- * ------------------------------------------------------------------------
+ * Class definition
*/
class Carousel extends BaseComponent__default.default {
constructor(element, config) {
- super(element);
- this._items = null;
+ super(element, config);
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._swipeHelper = null;
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();
+
+ if (this._config.ride === CLASS_NAME_CAROUSEL) {
+ this.cycle();
+ }
} // Getters
@@ -295,6 +107,10 @@
return Default;
}
+ static get DefaultType() {
+ return DefaultType;
+ }
+
static get NAME() {
return NAME;
} // Public
@@ -305,9 +121,10 @@
}
nextWhenVisible() {
+ // FIXME TODO use `document.visibilityState`
// 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)) {
+ if (!document.hidden && index.isVisible(this._element)) {
this.next();
}
}
@@ -316,43 +133,39 @@
this._slide(ORDER_PREV);
}
- pause(event) {
- if (!event) {
- this._isPaused = true;
+ pause() {
+ if (this._isSliding) {
+ index.triggerTransitionEnd(this._element);
}
- if (SelectorEngine__default.default.findOne(SELECTOR_NEXT_PREV, this._element)) {
- triggerTransitionEnd(this._element);
- this.cycle(true);
- }
+ this._clearInterval();
+ }
- clearInterval(this._interval);
- this._interval = null;
+ cycle() {
+ this._clearInterval();
+
+ this._updateInterval();
+
+ this._interval = setInterval(() => this.nextWhenVisible(), this._config.interval);
}
- cycle(event) {
- if (!event) {
- this._isPaused = false;
+ _maybeEnableCycle() {
+ if (!this._config.ride) {
+ return;
}
- if (this._interval) {
- clearInterval(this._interval);
- this._interval = null;
+ if (this._isSliding) {
+ EventHandler__default.default.one(this._element, EVENT_SLID, () => this.cycle());
+ return;
}
- if (this._config && this._config.interval && !this._isPaused) {
- this._updateInterval();
-
- this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
- }
+ this.cycle();
}
to(index) {
- this._activeElement = SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element);
-
- const activeIndex = this._getItemIndex(this._activeElement);
+ const items = this._getItems();
- if (index > this._items.length - 1 || index < 0) {
+ if (index > items.length - 1 || index < 0) {
return;
}
@@ -361,42 +174,29 @@
return;
}
+ const activeIndex = this._getItemIndex(this._getActive());
+
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;
+ this._slide(order, items[index]);
}
- _handleSwipe() {
- const absDeltax = Math.abs(this.touchDeltaX);
-
- if (absDeltax <= SWIPE_THRESHOLD) {
- return;
+ dispose() {
+ if (this._swipeHelper) {
+ this._swipeHelper.dispose();
}
- const direction = absDeltax / this.touchDeltaX;
- this.touchDeltaX = 0;
+ super.dispose();
+ } // Private
- if (!direction) {
- return;
- }
- this._slide(direction > 0 ? DIRECTION_RIGHT : DIRECTION_LEFT);
+ _configAfterMerge(config) {
+ config.defaultInterval = config.interval;
+ return config;
}
_addEventListeners() {
@@ -405,72 +205,47 @@
}
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));
+ EventHandler__default.default.on(this._element, EVENT_MOUSEENTER, () => this.pause());
+ EventHandler__default.default.on(this._element, EVENT_MOUSELEAVE, () => this._maybeEnableCycle());
}
- if (this._config.touch && this._touchSupported) {
+ if (this._config.touch && Swipe__default.default.isSupported()) {
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;
- }
+ for (const img of SelectorEngine__default.default.find(SELECTOR_ITEM_IMG, this._element)) {
+ EventHandler__default.default.on(img, EVENT_DRAG_START, event => event.preventDefault());
+ }
- this._handleSwipe();
+ const endCallBack = () => {
+ if (this._config.pause !== 'hover') {
+ return;
+ } // 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
- 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.pause();
- this.touchTimeout = setTimeout(event => this.cycle(event), TOUCHEVENT_COMPAT_WAIT + this._config.interval);
+ if (this.touchTimeout) {
+ clearTimeout(this.touchTimeout);
}
- };
-
- 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.touchTimeout = setTimeout(() => this._maybeEnableCycle(), TOUCHEVENT_COMPAT_WAIT + this._config.interval);
+ };
- 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));
- }
+ const swipeConfig = {
+ leftCallback: () => this._slide(this._directionToOrder(DIRECTION_LEFT)),
+ rightCallback: () => this._slide(this._directionToOrder(DIRECTION_RIGHT)),
+ endCallback: endCallBack
+ };
+ this._swipeHelper = new Swipe__default.default(this._element, swipeConfig);
}
_keydown(event) {
@@ -483,95 +258,67 @@
if (direction) {
event.preventDefault();
- this._slide(direction);
+ this._slide(this._directionToOrder(direction));
}
}
_getItemIndex(element) {
- this._items = element && element.parentNode ? SelectorEngine__default.default.find(SELECTOR_ITEM, element.parentNode) : [];
- return this._items.indexOf(element);
+ return this._getItems().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));
+ _setActiveIndicatorElement(index) {
+ if (!this._indicatorsElement) {
+ return;
+ }
- return EventHandler__default.default.trigger(this._element, EVENT_SLIDE, {
- relatedTarget,
- direction: eventDirectionName,
- from: fromIndex,
- to: targetIndex
- });
- }
+ const activeIndicator = SelectorEngine__default.default.findOne(SELECTOR_ACTIVE, this._indicatorsElement);
+ activeIndicator.classList.remove(CLASS_NAME_ACTIVE);
+ activeIndicator.removeAttribute('aria-current');
+ const newActiveIndicator = SelectorEngine__default.default.findOne(`[data-bs-slide-to="${index}"]`, this._indicatorsElement);
- _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;
- }
- }
+ if (newActiveIndicator) {
+ newActiveIndicator.classList.add(CLASS_NAME_ACTIVE);
+ newActiveIndicator.setAttribute('aria-current', 'true');
}
}
_updateInterval() {
- const element = this._activeElement || SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element);
+ const element = this._activeElement || this._getActive();
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;
- }
+ this._config.interval = elementInterval || this._config.defaultInterval;
}
- _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);
+ _slide(order, element = null) {
+ if (this._isSliding) {
+ return;
+ }
- const nextElementIndex = this._getItemIndex(nextElement);
+ const activeElement = this._getActive();
- 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);
+ const nextElement = element || index.getNextActiveElement(this._getItems(), activeElement, isNext, this._config.wrap);
- if (nextElement && nextElement.classList.contains(CLASS_NAME_ACTIVE)) {
- this._isSliding = false;
+ if (nextElement === activeElement) {
return;
}
- if (this._isSliding) {
- return;
- }
+ const nextElementIndex = this._getItemIndex(nextElement);
+
+ const triggerEvent = eventName => {
+ return EventHandler__default.default.trigger(this._element, eventName, {
+ relatedTarget: nextElement,
+ direction: this._orderToDirection(order),
+ from: this._getItemIndex(activeElement),
+ to: nextElementIndex
+ });
+ };
- const slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);
+ const slideEvent = triggerEvent(EVENT_SLIDE);
if (slideEvent.defaultPrevented) {
return;
@@ -579,61 +326,60 @@
if (!activeElement || !nextElement) {
// Some weirdness is happening, so we bail
+ // todo: change tests that use empty divs to avoid this check
return;
}
+ const isCycling = Boolean(this._interval);
+ this.pause();
this._isSliding = true;
- if (isCycling) {
- this.pause();
- }
-
- this._setActiveIndicatorElement(nextElement);
+ this._setActiveIndicatorElement(nextElementIndex);
this._activeElement = nextElement;
+ const directionalClassName = isNext ? CLASS_NAME_START : CLASS_NAME_END;
+ const orderClassName = isNext ? CLASS_NAME_NEXT : CLASS_NAME_PREV;
+ nextElement.classList.add(orderClassName);
+ index.reflow(nextElement);
+ activeElement.classList.add(directionalClassName);
+ nextElement.classList.add(directionalClassName);
- 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);
+ const completeCallBack = () => {
+ nextElement.classList.remove(directionalClassName, orderClassName);
nextElement.classList.add(CLASS_NAME_ACTIVE);
+ activeElement.classList.remove(CLASS_NAME_ACTIVE, orderClassName, directionalClassName);
this._isSliding = false;
- triggerSlidEvent();
- }
+ triggerEvent(EVENT_SLID);
+ };
+
+ this._queueCallback(completeCallBack, activeElement, this._isAnimated());
if (isCycling) {
this.cycle();
}
}
- _directionToOrder(direction) {
- if (![DIRECTION_RIGHT, DIRECTION_LEFT].includes(direction)) {
- return direction;
+ _isAnimated() {
+ return this._element.classList.contains(CLASS_NAME_SLIDE);
+ }
+
+ _getActive() {
+ return SelectorEngine__default.default.findOne(SELECTOR_ACTIVE_ITEM, this._element);
+ }
+
+ _getItems() {
+ return SelectorEngine__default.default.find(SELECTOR_ITEM, this._element);
+ }
+
+ _clearInterval() {
+ if (this._interval) {
+ clearInterval(this._interval);
+ this._interval = null;
}
+ }
- if (isRTL()) {
+ _directionToOrder(direction) {
+ if (index.isRTL()) {
return direction === DIRECTION_LEFT ? ORDER_PREV : ORDER_NEXT;
}
@@ -641,11 +387,7 @@
}
_orderToDirection(order) {
- if (![ORDER_NEXT, ORDER_PREV].includes(order)) {
- return order;
- }
-
- if (isRTL()) {
+ if (index.isRTL()) {
return order === ORDER_PREV ? DIRECTION_LEFT : DIRECTION_RIGHT;
}
@@ -653,89 +395,74 @@
} // 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;
+ static jQueryInterface(config) {
+ return this.each(function () {
+ const data = Carousel.getOrCreateInstance(this, config);
- if (typeof config === 'number') {
- data.to(config);
- } else if (typeof action === 'string') {
- if (typeof data[action] === 'undefined') {
- throw new TypeError(`No method named "${action}"`);
+ if (typeof config === 'number') {
+ data.to(config);
+ return;
}
- data[action]();
- } else if (_config.interval && _config.ride) {
- data.pause();
- data.cycle();
- }
- }
+ if (typeof config === 'string') {
+ if (data[config] === undefined || config.startsWith('_') || config === 'constructor') {
+ throw new TypeError(`No method named "${config}"`);
+ }
- static jQueryInterface(config) {
- return this.each(function () {
- Carousel.carouselInterface(this, config);
+ data[config]();
+ }
});
}
- static dataApiClickHandler(event) {
- const target = getElementFromSelector(this);
+ }
+ /**
+ * Data API implementation
+ */
+
- if (!target || !target.classList.contains(CLASS_NAME_CAROUSEL)) {
- return;
- }
+ EventHandler__default.default.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, function (event) {
+ const target = index.getElementFromSelector(this);
- const config = { ...Manipulator__default.default.getDataAttributes(target),
- ...Manipulator__default.default.getDataAttributes(this)
- };
- const slideIndex = this.getAttribute('data-bs-slide-to');
+ if (!target || !target.classList.contains(CLASS_NAME_CAROUSEL)) {
+ return;
+ }
- if (slideIndex) {
- config.interval = false;
- }
+ event.preventDefault();
+ const carousel = Carousel.getOrCreateInstance(target);
+ const slideIndex = this.getAttribute('data-bs-slide-to');
- Carousel.carouselInterface(target, config);
+ if (slideIndex) {
+ carousel.to(slideIndex);
- if (slideIndex) {
- Carousel.getInstance(target).to(slideIndex);
- }
+ carousel._maybeEnableCycle();
- event.preventDefault();
+ return;
}
- }
- /**
- * ------------------------------------------------------------------------
- * Data Api implementation
- * ------------------------------------------------------------------------
- */
+ if (Manipulator__default.default.getDataAttribute(this, 'slide') === 'next') {
+ carousel.next();
+ carousel._maybeEnableCycle();
- EventHandler__default.default.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, Carousel.dataApiClickHandler);
+ return;
+ }
+
+ carousel.prev();
+
+ carousel._maybeEnableCycle();
+ });
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]));
+ for (const carousel of carousels) {
+ Carousel.getOrCreateInstance(carousel);
}
});
/**
- * ------------------------------------------------------------------------
* jQuery
- * ------------------------------------------------------------------------
- * add .Carousel to jQuery only if jQuery is present
*/
- defineJQueryPlugin(Carousel);
+ index.defineJQueryPlugin(Carousel);
return Carousel;