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Diffstat (limited to 'assets/scss/bootstrap/js/dist/scrollspy.js')
| -rwxr-xr-x | assets/scss/bootstrap/js/dist/scrollspy.js | 375 |
1 files changed, 375 insertions, 0 deletions
diff --git a/assets/scss/bootstrap/js/dist/scrollspy.js b/assets/scss/bootstrap/js/dist/scrollspy.js new file mode 100755 index 0000000..7949b9f --- /dev/null +++ b/assets/scss/bootstrap/js/dist/scrollspy.js @@ -0,0 +1,375 @@ +/*! + * Bootstrap scrollspy.js v4.3.1 (https://getbootstrap.com/) + * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors) + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + */ +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) : + typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) : + (global = global || self, global.ScrollSpy = factory(global.jQuery, global.Util)); +}(this, function ($, Util) { 'use strict'; + + $ = $ && $.hasOwnProperty('default') ? $['default'] : $; + Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util; + + 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 _defineProperty(obj, key, value) { + if (key in obj) { + Object.defineProperty(obj, key, { + value: value, + enumerable: true, + configurable: true, + writable: true + }); + } else { + obj[key] = value; + } + + return obj; + } + + function _objectSpread(target) { + for (var i = 1; i < arguments.length; i++) { + var source = arguments[i] != null ? arguments[i] : {}; + var ownKeys = Object.keys(source); + + if (typeof Object.getOwnPropertySymbols === 'function') { + ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { + return Object.getOwnPropertyDescriptor(source, sym).enumerable; + })); + } + + ownKeys.forEach(function (key) { + _defineProperty(target, key, source[key]); + }); + } + + return target; + } + + /** + * ------------------------------------------------------------------------ + * Constants + * ------------------------------------------------------------------------ + */ + + var NAME = 'scrollspy'; + var VERSION = '4.3.1'; + var DATA_KEY = 'bs.scrollspy'; + var EVENT_KEY = "." + DATA_KEY; + var DATA_API_KEY = '.data-api'; + var JQUERY_NO_CONFLICT = $.fn[NAME]; + var Default = { + offset: 10, + method: 'auto', + target: '' + }; + var DefaultType = { + offset: 'number', + method: 'string', + target: '(string|element)' + }; + var Event = { + ACTIVATE: "activate" + EVENT_KEY, + SCROLL: "scroll" + EVENT_KEY, + LOAD_DATA_API: "load" + EVENT_KEY + DATA_API_KEY + }; + var ClassName = { + DROPDOWN_ITEM: 'dropdown-item', + DROPDOWN_MENU: 'dropdown-menu', + ACTIVE: 'active' + }; + var Selector = { + DATA_SPY: '[data-spy="scroll"]', + ACTIVE: '.active', + NAV_LIST_GROUP: '.nav, .list-group', + NAV_LINKS: '.nav-link', + NAV_ITEMS: '.nav-item', + LIST_ITEMS: '.list-group-item', + DROPDOWN: '.dropdown', + DROPDOWN_ITEMS: '.dropdown-item', + DROPDOWN_TOGGLE: '.dropdown-toggle' + }; + var OffsetMethod = { + OFFSET: 'offset', + POSITION: 'position' + /** + * ------------------------------------------------------------------------ + * Class Definition + * ------------------------------------------------------------------------ + */ + + }; + + var ScrollSpy = + /*#__PURE__*/ + function () { + function ScrollSpy(element, config) { + var _this = this; + + this._element = element; + this._scrollElement = element.tagName === 'BODY' ? window : element; + this._config = this._getConfig(config); + this._selector = this._config.target + " " + Selector.NAV_LINKS + "," + (this._config.target + " " + Selector.LIST_ITEMS + ",") + (this._config.target + " " + Selector.DROPDOWN_ITEMS); + this._offsets = []; + this._targets = []; + this._activeTarget = null; + this._scrollHeight = 0; + $(this._scrollElement).on(Event.SCROLL, function (event) { + return _this._process(event); + }); + this.refresh(); + + this._process(); + } // Getters + + + var _proto = ScrollSpy.prototype; + + // Public + _proto.refresh = function refresh() { + var _this2 = this; + + var autoMethod = this._scrollElement === this._scrollElement.window ? OffsetMethod.OFFSET : OffsetMethod.POSITION; + var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method; + var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0; + this._offsets = []; + this._targets = []; + this._scrollHeight = this._getScrollHeight(); + var targets = [].slice.call(document.querySelectorAll(this._selector)); + targets.map(function (element) { + var target; + var targetSelector = Util.getSelectorFromElement(element); + + if (targetSelector) { + target = document.querySelector(targetSelector); + } + + if (target) { + var targetBCR = target.getBoundingClientRect(); + + if (targetBCR.width || targetBCR.height) { + // TODO (fat): remove sketch reliance on jQuery position/offset + return [$(target)[offsetMethod]().top + offsetBase, targetSelector]; + } + } + + return null; + }).filter(function (item) { + return item; + }).sort(function (a, b) { + return a[0] - b[0]; + }).forEach(function (item) { + _this2._offsets.push(item[0]); + + _this2._targets.push(item[1]); + }); + }; + + _proto.dispose = function dispose() { + $.removeData(this._element, DATA_KEY); + $(this._scrollElement).off(EVENT_KEY); + this._element = null; + this._scrollElement = null; + this._config = null; + this._selector = null; + this._offsets = null; + this._targets = null; + this._activeTarget = null; + this._scrollHeight = null; + } // Private + ; + + _proto._getConfig = function _getConfig(config) { + config = _objectSpread({}, Default, typeof config === 'object' && config ? config : {}); + + if (typeof config.target !== 'string') { + var id = $(config.target).attr('id'); + + if (!id) { + id = Util.getUID(NAME); + $(config.target).attr('id', id); + } + + config.target = "#" + id; + } + + Util.typeCheckConfig(NAME, config, DefaultType); + return config; + }; + + _proto._getScrollTop = function _getScrollTop() { + return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop; + }; + + _proto._getScrollHeight = function _getScrollHeight() { + return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight); + }; + + _proto._getOffsetHeight = function _getOffsetHeight() { + return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height; + }; + + _proto._process = function _process() { + var scrollTop = this._getScrollTop() + this._config.offset; + + var scrollHeight = this._getScrollHeight(); + + var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight(); + + if (this._scrollHeight !== scrollHeight) { + this.refresh(); + } + + if (scrollTop >= maxScroll) { + var target = this._targets[this._targets.length - 1]; + + if (this._activeTarget !== target) { + this._activate(target); + } + + return; + } + + if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) { + this._activeTarget = null; + + this._clear(); + + return; + } + + var offsetLength = this._offsets.length; + + for (var i = offsetLength; i--;) { + var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]); + + if (isActiveTarget) { + this._activate(this._targets[i]); + } + } + }; + + _proto._activate = function _activate(target) { + this._activeTarget = target; + + this._clear(); + + var queries = this._selector.split(',').map(function (selector) { + return selector + "[data-target=\"" + target + "\"]," + selector + "[href=\"" + target + "\"]"; + }); + + var $link = $([].slice.call(document.querySelectorAll(queries.join(',')))); + + if ($link.hasClass(ClassName.DROPDOWN_ITEM)) { + $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE); + $link.addClass(ClassName.ACTIVE); + } else { + // Set triggered link as active + $link.addClass(ClassName.ACTIVE); // Set triggered links parents as active + // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor + + $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ", " + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE); // Handle special case when .nav-link is inside .nav-item + + $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_ITEMS).children(Selector.NAV_LINKS).addClass(ClassName.ACTIVE); + } + + $(this._scrollElement).trigger(Event.ACTIVATE, { + relatedTarget: target + }); + }; + + _proto._clear = function _clear() { + [].slice.call(document.querySelectorAll(this._selector)).filter(function (node) { + return node.classList.contains(ClassName.ACTIVE); + }).forEach(function (node) { + return node.classList.remove(ClassName.ACTIVE); + }); + } // Static + ; + + ScrollSpy._jQueryInterface = function _jQueryInterface(config) { + return this.each(function () { + var data = $(this).data(DATA_KEY); + + var _config = typeof config === 'object' && config; + + if (!data) { + data = new ScrollSpy(this, _config); + $(this).data(DATA_KEY, data); + } + + if (typeof config === 'string') { + if (typeof data[config] === 'undefined') { + throw new TypeError("No method named \"" + config + "\""); + } + + data[config](); + } + }); + }; + + _createClass(ScrollSpy, null, [{ + key: "VERSION", + get: function get() { + return VERSION; + } + }, { + key: "Default", + get: function get() { + return Default; + } + }]); + + return ScrollSpy; + }(); + /** + * ------------------------------------------------------------------------ + * Data Api implementation + * ------------------------------------------------------------------------ + */ + + + $(window).on(Event.LOAD_DATA_API, function () { + var scrollSpys = [].slice.call(document.querySelectorAll(Selector.DATA_SPY)); + var scrollSpysLength = scrollSpys.length; + + for (var i = scrollSpysLength; i--;) { + var $spy = $(scrollSpys[i]); + + ScrollSpy._jQueryInterface.call($spy, $spy.data()); + } + }); + /** + * ------------------------------------------------------------------------ + * jQuery + * ------------------------------------------------------------------------ + */ + + $.fn[NAME] = ScrollSpy._jQueryInterface; + $.fn[NAME].Constructor = ScrollSpy; + + $.fn[NAME].noConflict = function () { + $.fn[NAME] = JQUERY_NO_CONFLICT; + return ScrollSpy._jQueryInterface; + }; + + return ScrollSpy; + +})); +//# sourceMappingURL=scrollspy.js.map |