mirror of
https://github.com/twbs/bootstrap.git
synced 2022-11-09 12:25:43 -05:00
837 lines
28 KiB
JavaScript
837 lines
28 KiB
JavaScript
/*!
|
|
* Bootstrap carousel.js v5.0.0-beta2 (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/data.js'), 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/data', './dom/event-handler', './dom/manipulator', './dom/selector-engine', './base-component'], factory) :
|
|
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Carousel = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine, global.Base));
|
|
}(this, (function (Data, EventHandler, Manipulator, SelectorEngine, BaseComponent) { 'use strict';
|
|
|
|
function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
|
|
|
|
var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
|
|
var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
|
|
var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
|
|
var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
|
|
var BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
|
|
|
|
function _defineProperties(target, props) {
|
|
for (var i = 0; i < props.length; i++) {
|
|
var descriptor = props[i];
|
|
descriptor.enumerable = descriptor.enumerable || false;
|
|
descriptor.configurable = true;
|
|
if ("value" in descriptor) descriptor.writable = true;
|
|
Object.defineProperty(target, descriptor.key, descriptor);
|
|
}
|
|
}
|
|
|
|
function _createClass(Constructor, protoProps, staticProps) {
|
|
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
|
|
if (staticProps) _defineProperties(Constructor, staticProps);
|
|
return Constructor;
|
|
}
|
|
|
|
function _extends() {
|
|
_extends = Object.assign || function (target) {
|
|
for (var i = 1; i < arguments.length; i++) {
|
|
var source = arguments[i];
|
|
|
|
for (var key in source) {
|
|
if (Object.prototype.hasOwnProperty.call(source, key)) {
|
|
target[key] = source[key];
|
|
}
|
|
}
|
|
}
|
|
|
|
return target;
|
|
};
|
|
|
|
return _extends.apply(this, arguments);
|
|
}
|
|
|
|
function _inheritsLoose(subClass, superClass) {
|
|
subClass.prototype = Object.create(superClass.prototype);
|
|
subClass.prototype.constructor = subClass;
|
|
|
|
_setPrototypeOf(subClass, superClass);
|
|
}
|
|
|
|
function _setPrototypeOf(o, p) {
|
|
_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
|
|
o.__proto__ = p;
|
|
return o;
|
|
};
|
|
|
|
return _setPrototypeOf(o, p);
|
|
}
|
|
|
|
/**
|
|
* --------------------------------------------------------------------------
|
|
* Bootstrap (v5.0.0-beta2): util/index.js
|
|
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
|
|
* --------------------------------------------------------------------------
|
|
*/
|
|
var MILLISECONDS_MULTIPLIER = 1000;
|
|
var TRANSITION_END = 'transitionend'; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
|
|
|
|
var toType = function toType(obj) {
|
|
if (obj === null || obj === undefined) {
|
|
return "" + obj;
|
|
}
|
|
|
|
return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
|
|
};
|
|
|
|
var getSelector = function getSelector(element) {
|
|
var selector = element.getAttribute('data-bs-target');
|
|
|
|
if (!selector || selector === '#') {
|
|
var 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;
|
|
};
|
|
|
|
var getElementFromSelector = function getElementFromSelector(element) {
|
|
var selector = getSelector(element);
|
|
return selector ? document.querySelector(selector) : null;
|
|
};
|
|
|
|
var getTransitionDurationFromElement = function getTransitionDurationFromElement(element) {
|
|
if (!element) {
|
|
return 0;
|
|
} // Get transition-duration of the element
|
|
|
|
|
|
var _window$getComputedSt = window.getComputedStyle(element),
|
|
transitionDuration = _window$getComputedSt.transitionDuration,
|
|
transitionDelay = _window$getComputedSt.transitionDelay;
|
|
|
|
var floatTransitionDuration = Number.parseFloat(transitionDuration);
|
|
var floatTransitionDelay = Number.parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
|
|
|
|
if (!floatTransitionDuration && !floatTransitionDelay) {
|
|
return 0;
|
|
} // If multiple durations are defined, take the first
|
|
|
|
|
|
transitionDuration = transitionDuration.split(',')[0];
|
|
transitionDelay = transitionDelay.split(',')[0];
|
|
return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
|
|
};
|
|
|
|
var triggerTransitionEnd = function triggerTransitionEnd(element) {
|
|
element.dispatchEvent(new Event(TRANSITION_END));
|
|
};
|
|
|
|
var isElement = function isElement(obj) {
|
|
return (obj[0] || obj).nodeType;
|
|
};
|
|
|
|
var emulateTransitionEnd = function emulateTransitionEnd(element, duration) {
|
|
var called = false;
|
|
var durationPadding = 5;
|
|
var emulatedDuration = duration + durationPadding;
|
|
|
|
function listener() {
|
|
called = true;
|
|
element.removeEventListener(TRANSITION_END, listener);
|
|
}
|
|
|
|
element.addEventListener(TRANSITION_END, listener);
|
|
setTimeout(function () {
|
|
if (!called) {
|
|
triggerTransitionEnd(element);
|
|
}
|
|
}, emulatedDuration);
|
|
};
|
|
|
|
var typeCheckConfig = function typeCheckConfig(componentName, config, configTypes) {
|
|
Object.keys(configTypes).forEach(function (property) {
|
|
var expectedTypes = configTypes[property];
|
|
var value = config[property];
|
|
var 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 + "\"."));
|
|
}
|
|
});
|
|
};
|
|
|
|
var isVisible = function isVisible(element) {
|
|
if (!element) {
|
|
return false;
|
|
}
|
|
|
|
if (element.style && element.parentNode && element.parentNode.style) {
|
|
var elementStyle = getComputedStyle(element);
|
|
var parentNodeStyle = getComputedStyle(element.parentNode);
|
|
return elementStyle.display !== 'none' && parentNodeStyle.display !== 'none' && elementStyle.visibility !== 'hidden';
|
|
}
|
|
|
|
return false;
|
|
};
|
|
|
|
var reflow = function reflow(element) {
|
|
return element.offsetHeight;
|
|
};
|
|
|
|
var getjQuery = function getjQuery() {
|
|
var _window = window,
|
|
jQuery = _window.jQuery;
|
|
|
|
if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
|
|
return jQuery;
|
|
}
|
|
|
|
return null;
|
|
};
|
|
|
|
var onDOMContentLoaded = function onDOMContentLoaded(callback) {
|
|
if (document.readyState === 'loading') {
|
|
document.addEventListener('DOMContentLoaded', callback);
|
|
} else {
|
|
callback();
|
|
}
|
|
};
|
|
|
|
var isRTL = document.documentElement.dir === 'rtl';
|
|
|
|
var defineJQueryPlugin = function defineJQueryPlugin(name, plugin) {
|
|
onDOMContentLoaded(function () {
|
|
var $ = getjQuery();
|
|
/* istanbul ignore if */
|
|
|
|
if ($) {
|
|
var JQUERY_NO_CONFLICT = $.fn[name];
|
|
$.fn[name] = plugin.jQueryInterface;
|
|
$.fn[name].Constructor = plugin;
|
|
|
|
$.fn[name].noConflict = function () {
|
|
$.fn[name] = JQUERY_NO_CONFLICT;
|
|
return plugin.jQueryInterface;
|
|
};
|
|
}
|
|
});
|
|
};
|
|
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* Constants
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
var NAME = 'carousel';
|
|
var DATA_KEY = 'bs.carousel';
|
|
var EVENT_KEY = "." + DATA_KEY;
|
|
var DATA_API_KEY = '.data-api';
|
|
var ARROW_LEFT_KEY = 'ArrowLeft';
|
|
var ARROW_RIGHT_KEY = 'ArrowRight';
|
|
var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
|
|
|
|
var SWIPE_THRESHOLD = 40;
|
|
var Default = {
|
|
interval: 5000,
|
|
keyboard: true,
|
|
slide: false,
|
|
pause: 'hover',
|
|
wrap: true,
|
|
touch: true
|
|
};
|
|
var DefaultType = {
|
|
interval: '(number|boolean)',
|
|
keyboard: 'boolean',
|
|
slide: '(boolean|string)',
|
|
pause: '(string|boolean)',
|
|
wrap: 'boolean',
|
|
touch: 'boolean'
|
|
};
|
|
var DIRECTION_NEXT = 'next';
|
|
var DIRECTION_PREV = 'prev';
|
|
var DIRECTION_LEFT = 'left';
|
|
var DIRECTION_RIGHT = 'right';
|
|
var EVENT_SLIDE = "slide" + EVENT_KEY;
|
|
var EVENT_SLID = "slid" + EVENT_KEY;
|
|
var EVENT_KEYDOWN = "keydown" + EVENT_KEY;
|
|
var EVENT_MOUSEENTER = "mouseenter" + EVENT_KEY;
|
|
var EVENT_MOUSELEAVE = "mouseleave" + EVENT_KEY;
|
|
var EVENT_TOUCHSTART = "touchstart" + EVENT_KEY;
|
|
var EVENT_TOUCHMOVE = "touchmove" + EVENT_KEY;
|
|
var EVENT_TOUCHEND = "touchend" + EVENT_KEY;
|
|
var EVENT_POINTERDOWN = "pointerdown" + EVENT_KEY;
|
|
var EVENT_POINTERUP = "pointerup" + EVENT_KEY;
|
|
var EVENT_DRAG_START = "dragstart" + EVENT_KEY;
|
|
var EVENT_LOAD_DATA_API = "load" + EVENT_KEY + DATA_API_KEY;
|
|
var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
|
|
var CLASS_NAME_CAROUSEL = 'carousel';
|
|
var CLASS_NAME_ACTIVE = 'active';
|
|
var CLASS_NAME_SLIDE = 'slide';
|
|
var CLASS_NAME_END = 'carousel-item-end';
|
|
var CLASS_NAME_START = 'carousel-item-start';
|
|
var CLASS_NAME_NEXT = 'carousel-item-next';
|
|
var CLASS_NAME_PREV = 'carousel-item-prev';
|
|
var CLASS_NAME_POINTER_EVENT = 'pointer-event';
|
|
var SELECTOR_ACTIVE = '.active';
|
|
var SELECTOR_ACTIVE_ITEM = '.active.carousel-item';
|
|
var SELECTOR_ITEM = '.carousel-item';
|
|
var SELECTOR_ITEM_IMG = '.carousel-item img';
|
|
var SELECTOR_NEXT_PREV = '.carousel-item-next, .carousel-item-prev';
|
|
var SELECTOR_INDICATORS = '.carousel-indicators';
|
|
var SELECTOR_INDICATOR = '[data-bs-target]';
|
|
var SELECTOR_DATA_SLIDE = '[data-bs-slide], [data-bs-slide-to]';
|
|
var SELECTOR_DATA_RIDE = '[data-bs-ride="carousel"]';
|
|
var POINTER_TYPE_TOUCH = 'touch';
|
|
var POINTER_TYPE_PEN = 'pen';
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* Class Definition
|
|
* ------------------------------------------------------------------------
|
|
*/
|
|
|
|
var Carousel = /*#__PURE__*/function (_BaseComponent) {
|
|
_inheritsLoose(Carousel, _BaseComponent);
|
|
|
|
function Carousel(element, config) {
|
|
var _this;
|
|
|
|
_this = _BaseComponent.call(this, element) || this;
|
|
_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();
|
|
|
|
return _this;
|
|
} // Getters
|
|
|
|
|
|
var _proto = Carousel.prototype;
|
|
|
|
// Public
|
|
_proto.next = function next() {
|
|
if (!this._isSliding) {
|
|
this._slide(DIRECTION_NEXT);
|
|
}
|
|
};
|
|
|
|
_proto.nextWhenVisible = function 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();
|
|
}
|
|
};
|
|
|
|
_proto.prev = function prev() {
|
|
if (!this._isSliding) {
|
|
this._slide(DIRECTION_PREV);
|
|
}
|
|
};
|
|
|
|
_proto.pause = function 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;
|
|
};
|
|
|
|
_proto.cycle = function 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);
|
|
}
|
|
};
|
|
|
|
_proto.to = function to(index) {
|
|
var _this2 = this;
|
|
|
|
this._activeElement = SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element);
|
|
|
|
var 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, function () {
|
|
return _this2.to(index);
|
|
});
|
|
return;
|
|
}
|
|
|
|
if (activeIndex === index) {
|
|
this.pause();
|
|
this.cycle();
|
|
return;
|
|
}
|
|
|
|
var direction = index > activeIndex ? DIRECTION_NEXT : DIRECTION_PREV;
|
|
|
|
this._slide(direction, this._items[index]);
|
|
};
|
|
|
|
_proto.dispose = function dispose() {
|
|
_BaseComponent.prototype.dispose.call(this);
|
|
|
|
EventHandler__default['default'].off(this._element, EVENT_KEY);
|
|
this._items = null;
|
|
this._config = null;
|
|
this._interval = null;
|
|
this._isPaused = null;
|
|
this._isSliding = null;
|
|
this._activeElement = null;
|
|
this._indicatorsElement = null;
|
|
} // Private
|
|
;
|
|
|
|
_proto._getConfig = function _getConfig(config) {
|
|
config = _extends({}, Default, config);
|
|
typeCheckConfig(NAME, config, DefaultType);
|
|
return config;
|
|
};
|
|
|
|
_proto._handleSwipe = function _handleSwipe() {
|
|
var absDeltax = Math.abs(this.touchDeltaX);
|
|
|
|
if (absDeltax <= SWIPE_THRESHOLD) {
|
|
return;
|
|
}
|
|
|
|
var direction = absDeltax / this.touchDeltaX;
|
|
this.touchDeltaX = 0; // swipe left
|
|
|
|
if (direction > 0) {
|
|
if (isRTL) {
|
|
this.next();
|
|
} else {
|
|
this.prev();
|
|
}
|
|
} // swipe right
|
|
|
|
|
|
if (direction < 0) {
|
|
if (isRTL) {
|
|
this.prev();
|
|
} else {
|
|
this.next();
|
|
}
|
|
}
|
|
};
|
|
|
|
_proto._addEventListeners = function _addEventListeners() {
|
|
var _this3 = this;
|
|
|
|
if (this._config.keyboard) {
|
|
EventHandler__default['default'].on(this._element, EVENT_KEYDOWN, function (event) {
|
|
return _this3._keydown(event);
|
|
});
|
|
}
|
|
|
|
if (this._config.pause === 'hover') {
|
|
EventHandler__default['default'].on(this._element, EVENT_MOUSEENTER, function (event) {
|
|
return _this3.pause(event);
|
|
});
|
|
EventHandler__default['default'].on(this._element, EVENT_MOUSELEAVE, function (event) {
|
|
return _this3.cycle(event);
|
|
});
|
|
}
|
|
|
|
if (this._config.touch && this._touchSupported) {
|
|
this._addTouchEventListeners();
|
|
}
|
|
};
|
|
|
|
_proto._addTouchEventListeners = function _addTouchEventListeners() {
|
|
var _this4 = this;
|
|
|
|
var start = function start(event) {
|
|
if (_this4._pointerEvent && (event.pointerType === POINTER_TYPE_PEN || event.pointerType === POINTER_TYPE_TOUCH)) {
|
|
_this4.touchStartX = event.clientX;
|
|
} else if (!_this4._pointerEvent) {
|
|
_this4.touchStartX = event.touches[0].clientX;
|
|
}
|
|
};
|
|
|
|
var move = function move(event) {
|
|
// ensure swiping with one touch and not pinching
|
|
if (event.touches && event.touches.length > 1) {
|
|
_this4.touchDeltaX = 0;
|
|
} else {
|
|
_this4.touchDeltaX = event.touches[0].clientX - _this4.touchStartX;
|
|
}
|
|
};
|
|
|
|
var end = function end(event) {
|
|
if (_this4._pointerEvent && (event.pointerType === POINTER_TYPE_PEN || event.pointerType === POINTER_TYPE_TOUCH)) {
|
|
_this4.touchDeltaX = event.clientX - _this4.touchStartX;
|
|
}
|
|
|
|
_this4._handleSwipe();
|
|
|
|
if (_this4._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
|
|
_this4.pause();
|
|
|
|
if (_this4.touchTimeout) {
|
|
clearTimeout(_this4.touchTimeout);
|
|
}
|
|
|
|
_this4.touchTimeout = setTimeout(function (event) {
|
|
return _this4.cycle(event);
|
|
}, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
|
|
}
|
|
};
|
|
|
|
SelectorEngine__default['default'].find(SELECTOR_ITEM_IMG, this._element).forEach(function (itemImg) {
|
|
EventHandler__default['default'].on(itemImg, EVENT_DRAG_START, function (e) {
|
|
return e.preventDefault();
|
|
});
|
|
});
|
|
|
|
if (this._pointerEvent) {
|
|
EventHandler__default['default'].on(this._element, EVENT_POINTERDOWN, function (event) {
|
|
return start(event);
|
|
});
|
|
EventHandler__default['default'].on(this._element, EVENT_POINTERUP, function (event) {
|
|
return end(event);
|
|
});
|
|
|
|
this._element.classList.add(CLASS_NAME_POINTER_EVENT);
|
|
} else {
|
|
EventHandler__default['default'].on(this._element, EVENT_TOUCHSTART, function (event) {
|
|
return start(event);
|
|
});
|
|
EventHandler__default['default'].on(this._element, EVENT_TOUCHMOVE, function (event) {
|
|
return move(event);
|
|
});
|
|
EventHandler__default['default'].on(this._element, EVENT_TOUCHEND, function (event) {
|
|
return end(event);
|
|
});
|
|
}
|
|
};
|
|
|
|
_proto._keydown = function _keydown(event) {
|
|
if (/input|textarea/i.test(event.target.tagName)) {
|
|
return;
|
|
}
|
|
|
|
if (event.key === ARROW_LEFT_KEY) {
|
|
event.preventDefault();
|
|
|
|
if (isRTL) {
|
|
this.next();
|
|
} else {
|
|
this.prev();
|
|
}
|
|
} else if (event.key === ARROW_RIGHT_KEY) {
|
|
event.preventDefault();
|
|
|
|
if (isRTL) {
|
|
this.prev();
|
|
} else {
|
|
this.next();
|
|
}
|
|
}
|
|
};
|
|
|
|
_proto._getItemIndex = function _getItemIndex(element) {
|
|
this._items = element && element.parentNode ? SelectorEngine__default['default'].find(SELECTOR_ITEM, element.parentNode) : [];
|
|
return this._items.indexOf(element);
|
|
};
|
|
|
|
_proto._getItemByDirection = function _getItemByDirection(direction, activeElement) {
|
|
var isNextDirection = direction === DIRECTION_NEXT;
|
|
var isPrevDirection = direction === DIRECTION_PREV;
|
|
|
|
var activeIndex = this._getItemIndex(activeElement);
|
|
|
|
var lastItemIndex = this._items.length - 1;
|
|
var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
|
|
|
|
if (isGoingToWrap && !this._config.wrap) {
|
|
return activeElement;
|
|
}
|
|
|
|
var delta = direction === DIRECTION_PREV ? -1 : 1;
|
|
var itemIndex = (activeIndex + delta) % this._items.length;
|
|
return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
|
|
};
|
|
|
|
_proto._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
|
|
var targetIndex = this._getItemIndex(relatedTarget);
|
|
|
|
var fromIndex = this._getItemIndex(SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element));
|
|
|
|
return EventHandler__default['default'].trigger(this._element, EVENT_SLIDE, {
|
|
relatedTarget: relatedTarget,
|
|
direction: eventDirectionName,
|
|
from: fromIndex,
|
|
to: targetIndex
|
|
});
|
|
};
|
|
|
|
_proto._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
|
|
if (this._indicatorsElement) {
|
|
var activeIndicator = SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE, this._indicatorsElement);
|
|
activeIndicator.classList.remove(CLASS_NAME_ACTIVE);
|
|
activeIndicator.removeAttribute('aria-current');
|
|
var indicators = SelectorEngine__default['default'].find(SELECTOR_INDICATOR, this._indicatorsElement);
|
|
|
|
for (var 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;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
_proto._updateInterval = function _updateInterval() {
|
|
var element = this._activeElement || SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element);
|
|
|
|
if (!element) {
|
|
return;
|
|
}
|
|
|
|
var 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;
|
|
}
|
|
};
|
|
|
|
_proto._slide = function _slide(direction, element) {
|
|
var _this5 = this;
|
|
|
|
var activeElement = SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element);
|
|
|
|
var activeElementIndex = this._getItemIndex(activeElement);
|
|
|
|
var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
|
|
|
|
var nextElementIndex = this._getItemIndex(nextElement);
|
|
|
|
var isCycling = Boolean(this._interval);
|
|
var directionalClassName = direction === DIRECTION_NEXT ? CLASS_NAME_START : CLASS_NAME_END;
|
|
var orderClassName = direction === DIRECTION_NEXT ? CLASS_NAME_NEXT : CLASS_NAME_PREV;
|
|
var eventDirectionName = direction === DIRECTION_NEXT ? DIRECTION_LEFT : DIRECTION_RIGHT;
|
|
|
|
if (nextElement && nextElement.classList.contains(CLASS_NAME_ACTIVE)) {
|
|
this._isSliding = false;
|
|
return;
|
|
}
|
|
|
|
var 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;
|
|
|
|
if (this._element.classList.contains(CLASS_NAME_SLIDE)) {
|
|
nextElement.classList.add(orderClassName);
|
|
reflow(nextElement);
|
|
activeElement.classList.add(directionalClassName);
|
|
nextElement.classList.add(directionalClassName);
|
|
var transitionDuration = getTransitionDurationFromElement(activeElement);
|
|
EventHandler__default['default'].one(activeElement, 'transitionend', function () {
|
|
nextElement.classList.remove(directionalClassName, orderClassName);
|
|
nextElement.classList.add(CLASS_NAME_ACTIVE);
|
|
activeElement.classList.remove(CLASS_NAME_ACTIVE, orderClassName, directionalClassName);
|
|
_this5._isSliding = false;
|
|
setTimeout(function () {
|
|
EventHandler__default['default'].trigger(_this5._element, EVENT_SLID, {
|
|
relatedTarget: nextElement,
|
|
direction: eventDirectionName,
|
|
from: activeElementIndex,
|
|
to: nextElementIndex
|
|
});
|
|
}, 0);
|
|
});
|
|
emulateTransitionEnd(activeElement, transitionDuration);
|
|
} else {
|
|
activeElement.classList.remove(CLASS_NAME_ACTIVE);
|
|
nextElement.classList.add(CLASS_NAME_ACTIVE);
|
|
this._isSliding = false;
|
|
EventHandler__default['default'].trigger(this._element, EVENT_SLID, {
|
|
relatedTarget: nextElement,
|
|
direction: eventDirectionName,
|
|
from: activeElementIndex,
|
|
to: nextElementIndex
|
|
});
|
|
}
|
|
|
|
if (isCycling) {
|
|
this.cycle();
|
|
}
|
|
} // Static
|
|
;
|
|
|
|
Carousel.carouselInterface = function carouselInterface(element, config) {
|
|
var data = Data__default['default'].getData(element, DATA_KEY);
|
|
|
|
var _config = _extends({}, Default, Manipulator__default['default'].getDataAttributes(element));
|
|
|
|
if (typeof config === 'object') {
|
|
_config = _extends({}, _config, config);
|
|
}
|
|
|
|
var action = typeof config === 'string' ? config : _config.slide;
|
|
|
|
if (!data) {
|
|
data = new Carousel(element, _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 + "\"");
|
|
}
|
|
|
|
data[action]();
|
|
} else if (_config.interval && _config.ride) {
|
|
data.pause();
|
|
data.cycle();
|
|
}
|
|
};
|
|
|
|
Carousel.jQueryInterface = function jQueryInterface(config) {
|
|
return this.each(function () {
|
|
Carousel.carouselInterface(this, config);
|
|
});
|
|
};
|
|
|
|
Carousel.dataApiClickHandler = function dataApiClickHandler(event) {
|
|
var target = getElementFromSelector(this);
|
|
|
|
if (!target || !target.classList.contains(CLASS_NAME_CAROUSEL)) {
|
|
return;
|
|
}
|
|
|
|
var config = _extends({}, Manipulator__default['default'].getDataAttributes(target), Manipulator__default['default'].getDataAttributes(this));
|
|
|
|
var slideIndex = this.getAttribute('data-bs-slide-to');
|
|
|
|
if (slideIndex) {
|
|
config.interval = false;
|
|
}
|
|
|
|
Carousel.carouselInterface(target, config);
|
|
|
|
if (slideIndex) {
|
|
Data__default['default'].getData(target, DATA_KEY).to(slideIndex);
|
|
}
|
|
|
|
event.preventDefault();
|
|
};
|
|
|
|
_createClass(Carousel, null, [{
|
|
key: "Default",
|
|
get: function get() {
|
|
return Default;
|
|
}
|
|
}, {
|
|
key: "DATA_KEY",
|
|
get: function get() {
|
|
return DATA_KEY;
|
|
}
|
|
}]);
|
|
|
|
return Carousel;
|
|
}(BaseComponent__default['default']);
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* 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, function () {
|
|
var carousels = SelectorEngine__default['default'].find(SELECTOR_DATA_RIDE);
|
|
|
|
for (var i = 0, len = carousels.length; i < len; i++) {
|
|
Carousel.carouselInterface(carousels[i], Data__default['default'].getData(carousels[i], DATA_KEY));
|
|
}
|
|
});
|
|
/**
|
|
* ------------------------------------------------------------------------
|
|
* jQuery
|
|
* ------------------------------------------------------------------------
|
|
* add .Carousel to jQuery only if jQuery is present
|
|
*/
|
|
|
|
defineJQueryPlugin(NAME, Carousel);
|
|
|
|
return Carousel;
|
|
|
|
})));
|
|
//# sourceMappingURL=carousel.js.map
|