759 lines
18 KiB
JavaScript
Executable File
759 lines
18 KiB
JavaScript
Executable File
/**
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* jQuery asHoverScroll v0.3.6
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* https://github.com/amazingSurge/jquery-asHoverScroll
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*
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* Copyright (c) amazingSurge
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* Released under the LGPL-3.0 license
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*/
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import $$1 from 'jquery';
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var DEFAULTS = {
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namespace: 'asHoverScroll',
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list: '> ul',
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item: '> li',
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exception: null,
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direction: 'vertical',
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fixed: false,
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mouseMove: true,
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touchScroll: true,
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pointerScroll: true,
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useCssTransforms: true,
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useCssTransforms3d: true,
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boundary: 10,
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throttle: 20,
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// callbacks
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onEnter() {
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$(this).siblings().removeClass('is-active');
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$(this).addClass('is-active');
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},
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onLeave() {
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$(this).removeClass('is-active');
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}
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};
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/**
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* Css features detect
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**/
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let support = {};
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((support) => {
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/**
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* Borrowed from Owl carousel
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**/
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'use strict';
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let events = {
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transition: {
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end: {
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WebkitTransition: 'webkitTransitionEnd',
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MozTransition: 'transitionend',
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OTransition: 'oTransitionEnd',
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transition: 'transitionend'
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}
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},
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animation: {
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end: {
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WebkitAnimation: 'webkitAnimationEnd',
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MozAnimation: 'animationend',
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OAnimation: 'oAnimationEnd',
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animation: 'animationend'
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}
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}
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},
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prefixes = ['webkit', 'Moz', 'O', 'ms'],
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style = $$1('<support>').get(0).style,
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tests = {
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csstransforms() {
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return Boolean(test('transform'));
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},
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csstransforms3d() {
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return Boolean(test('perspective'));
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},
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csstransitions() {
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return Boolean(test('transition'));
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},
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cssanimations() {
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return Boolean(test('animation'));
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}
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};
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let test = (property, prefixed) => {
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let result = false,
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upper = property.charAt(0).toUpperCase() + property.slice(1);
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if (style[property] !== undefined) {
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result = property;
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}
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if (!result) {
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$$1.each(prefixes, (i, prefix) => {
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if (style[prefix + upper] !== undefined) {
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result = `-${prefix.toLowerCase()}-${upper}`;
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return false;
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}
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return true;
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});
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}
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if (prefixed) {
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return result;
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}
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if (result) {
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return true;
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}
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return false;
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};
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let prefixed = (property) => {
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return test(property, true);
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};
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if (tests.csstransitions()) {
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/*eslint no-new-wrappers: "off"*/
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support.transition = new String(prefixed('transition'));
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support.transition.end = events.transition.end[support.transition];
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}
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if (tests.cssanimations()) {
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/*eslint no-new-wrappers: "off"*/
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support.animation = new String(prefixed('animation'));
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support.animation.end = events.animation.end[support.animation];
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}
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if (tests.csstransforms()) {
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/*eslint no-new-wrappers: "off"*/
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support.transform = new String(prefixed('transform'));
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support.transform3d = tests.csstransforms3d();
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}
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if (('ontouchstart' in window) || window.DocumentTouch && document instanceof window.DocumentTouch) {
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support.touch = true;
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} else {
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support.touch = false;
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}
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if (window.PointerEvent || window.MSPointerEvent) {
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support.pointer = true;
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} else {
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support.pointer = false;
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}
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support.convertMatrixToArray = function(value) {
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if (value && (value.substr(0, 6) === "matrix")) {
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return value.replace(/^.*\((.*)\)$/g, "$1").replace(/px/g, '').split(/, +/);
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}
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return false;
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};
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support.prefixPointerEvent = (pointerEvent) => {
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let charStart = 9,
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subStart = 10;
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return window.MSPointerEvent ?
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`MSPointer${pointerEvent.charAt(charStart).toUpperCase()}${pointerEvent.substr(subStart)}` :
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pointerEvent;
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};
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})(support);
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const NAMESPACE$1 = 'asHoverScroll';
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let instanceId = 0;
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/**
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* Plugin constructor
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**/
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class asHoverScroll {
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constructor(element, options) {
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this.element = element;
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this.$element = $$1(element);
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this.options = $$1.extend({}, DEFAULTS, options, this.$element.data());
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this.$list = $$1(this.options.list, this.$element);
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this.classes = {
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disabled: `${this.options.namespace}-disabled`
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};
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if (this.options.direction === 'vertical') {
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this.attributes = {
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page: 'pageY',
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axis: 'Y',
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position: 'top',
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length: 'height',
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offset: 'offsetTop',
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client: 'clientY',
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clientLength: 'clientHeight'
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};
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} else if (this.options.direction === 'horizontal') {
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this.attributes = {
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page: 'pageX',
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axis: 'X',
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position: 'left',
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length: 'width',
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offset: 'offsetLeft',
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client: 'clientX',
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clientLength: 'clientWidth'
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};
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}
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// Current state information.
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this._states = {};
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// Current state information for the touch operation.
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this._scroll = {
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time: null,
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pointer: null
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};
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this.instanceId = (++instanceId);
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this.trigger('init');
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this.init();
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}
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init() {
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this.initPosition();
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// init length data
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this.updateLength();
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this.bindEvents();
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}
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bindEvents() {
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const that = this;
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const enterEvents = ['enter'];
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const leaveEvents = [];
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if (this.options.mouseMove) {
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this.$element.on(this.eventName('mousemove'), $$1.proxy(this.onMove, this));
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enterEvents.push('mouseenter');
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leaveEvents.push('mouseleave');
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}
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if (this.options.touchScroll && support.touch) {
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this.$element.on(this.eventName('touchstart'), $$1.proxy(this.onScrollStart, this));
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this.$element.on(this.eventName('touchcancel'), $$1.proxy(this.onScrollEnd, this));
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}
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if (this.options.pointerScroll && support.pointer) {
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this.$element.on(this.eventName(support.prefixPointerEvent('pointerdown')), $$1.proxy(this.onScrollStart, this));
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this.$element.on(this.eventName(support.prefixPointerEvent('pointercancel')), $$1.proxy(this.onScrollEnd, this));
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}
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this.$list.on(this.eventName(enterEvents.join(' ')), this.options.item, () => {
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if (!that.is('scrolling')) {
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that.options.onEnter.call(this);
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}
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});
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this.$list.on(this.eventName(leaveEvents.join(' ')), this.options.item, () => {
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if (!that.is('scrolling')) {
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that.options.onLeave.call(this);
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}
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});
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$$1(window).on(this.eventNameWithId('orientationchange'), () => {
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that.update();
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});
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$$1(window).on(this.eventNameWithId('resize'), this.throttle(() => {
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that.update();
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}, this.options.throttle));
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}
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unbindEvents() {
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this.$element.off(this.eventName());
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this.$list.off(this.eventName());
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$$1(window).off(this.eventNameWithId());
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}
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/**
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* Handles `touchstart` and `mousedown` events.
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*/
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onScrollStart(event) {
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const that = this;
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if (this.is('scrolling')) {
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return;
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}
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if (event.which === 3) {
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return;
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}
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if ($$1(event.target).closest(this.options.exception).length > 0) {
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return;
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}
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this._scroll.time = new Date().getTime();
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this._scroll.pointer = this.pointer(event);
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this._scroll.start = this.getPosition();
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this._scroll.moved = false;
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const callback = () => {
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this.enter('scrolling');
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this.trigger('scroll');
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};
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if (this.options.touchScroll && support.touch) {
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$$1(document).on(this.eventName('touchend'), $$1.proxy(this.onScrollEnd, this));
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$$1(document).one(this.eventName('touchmove'), $$1.proxy(function() {
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if (!this.is('scrolling')) {
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$$1(document).on(that.eventName('touchmove'), $$1.proxy(this.onScrollMove, this));
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callback();
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}
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}, this));
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}
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if (this.options.pointerScroll && support.pointer) {
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$$1(document).on(this.eventName(support.prefixPointerEvent('pointerup')), $$1.proxy(this.onScrollEnd, this));
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$$1(document).one(this.eventName(support.prefixPointerEvent('pointermove')), $$1.proxy(function() {
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if (!this.is('scrolling')) {
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$$1(document).on(that.eventName(support.prefixPointerEvent('pointermove')), $$1.proxy(this.onScrollMove, this));
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callback();
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}
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}, this));
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}
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$$1(document).on(this.eventName('blur'), $$1.proxy(this.onScrollEnd, this));
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event.preventDefault();
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}
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/**
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* Handles the `touchmove` and `mousemove` events.
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*/
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onScrollMove(event) {
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this._scroll.updated = this.pointer(event);
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const distance = this.distance(this._scroll.pointer, this._scroll.updated);
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if (Math.abs(this._scroll.pointer.x - this._scroll.updated.x) > 10 || Math.abs(this._scroll.pointer.y - this._scroll.updated.y) > 10) {
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this._scroll.moved = true;
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}
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if (!this.is('scrolling')) {
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return;
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}
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event.preventDefault();
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let postion = this._scroll.start + distance;
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if (this.canScroll()) {
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if (postion > 0) {
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postion = 0;
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} else if (postion < this.containerLength - this.listLength) {
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postion = this.containerLength - this.listLength;
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}
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this.updatePosition(postion);
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}
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}
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/**
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* Handles the `touchend` and `mouseup` events.
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*/
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onScrollEnd(event) {
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if (!this._scroll.moved) {
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$$1(event.target).trigger('tap');
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}
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// if (!this.is('scrolling')) {
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// return;
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// }
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if (this.options.touchScroll && support.touch) {
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$$1(document).off(this.eventName('touchmove touchend'));
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}
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if (this.options.pointerScroll && support.pointer) {
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$$1(document).off(this.eventName(support.prefixPointerEvent('pointermove pointerup')));
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}
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$$1(document).off(this.eventName('blur'));
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this.leave('scrolling');
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this.trigger('scrolled');
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}
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/**
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* Gets unified pointer coordinates from event.
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* @returns {Object} - Contains `x` and `y` coordinates of current pointer position.
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*/
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pointer(event) {
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const result = {
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x: null,
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y: null
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};
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event = this.getEvent(event);
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if (event.pageX && !this.options.fixed) {
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result.x = event.pageX;
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result.y = event.pageY;
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} else {
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result.x = event.clientX;
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result.y = event.clientY;
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}
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return result;
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}
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getEvent(event) {
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event = event.originalEvent || event || window.event;
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event = event.touches && event.touches.length ?
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event.touches[0] : event.changedTouches && event.changedTouches.length ?
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event.changedTouches[0] : event;
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return event;
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}
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/**
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* Gets the distance of two pointer.
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*/
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distance(first, second) {
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if (this.options.direction === 'vertical') {
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return second.y - first.y;
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}
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return second.x - first.x;
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}
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onMove(event) {
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event = this.getEvent(event);
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if (this.is('scrolling')) {
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return;
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}
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if (this.isMatchScroll(event)) {
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let pointer;
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let distance;
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let offset;
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if (event[this.attributes.page] && !this.options.fixed) {
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pointer = event[this.attributes.page];
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} else {
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pointer = event[this.attributes.client];
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}
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offset = pointer - this.element[this.attributes.offset];
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if (offset < this.options.boundary) {
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distance = 0;
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} else {
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distance = (offset - this.options.boundary) * this.multiplier;
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if (distance > this.listLength - this.containerLength) {
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distance = this.listLength - this.containerLength;
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}
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}
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this.updatePosition(-distance);
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}
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}
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isMatchScroll(event) {
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if (!this.is('disabled') && this.canScroll()) {
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if (this.options.exception) {
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if ($$1(event.target).closest(this.options.exception).length === 0) {
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return true;
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}
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return false;
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}
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return true;
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}
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return false;
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}
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canScroll() {
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return this.listLength > this.containerLength;
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}
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getContainerLength() {
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return this.element[this.attributes.clientLength];
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}
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getListhLength() {
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return this.$list[0][this.attributes.clientLength];
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}
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updateLength() {
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this.containerLength = this.getContainerLength();
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this.listLength = this.getListhLength();
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this.multiplier = (this.listLength - this.containerLength) / (this.containerLength - 2 * this.options.boundary);
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}
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initPosition() {
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const style = this.makePositionStyle(0);
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this.$list.css(style);
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}
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getPosition() {
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let value;
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if (this.options.useCssTransforms && support.transform) {
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if (this.options.useCssTransforms3d && support.transform3d) {
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value = support.convertMatrixToArray(this.$list.css(support.transform));
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} else {
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value = support.convertMatrixToArray(this.$list.css(support.transform));
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}
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if (!value) {
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return 0;
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}
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if (this.attributes.axis === 'X') {
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value = value[12] || value[4];
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} else {
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value = value[13] || value[5];
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}
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} else {
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value = this.$list.css(this.attributes.position);
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}
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return parseFloat(value.replace('px', ''));
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}
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makePositionStyle(value) {
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let property;
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let x = '0px';
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let y = '0px';
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if (this.options.useCssTransforms && support.transform) {
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if (this.attributes.axis === 'X') {
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x = `${value}px`;
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} else {
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y = `${value}px`;
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}
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property = support.transform.toString();
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if (this.options.useCssTransforms3d && support.transform3d) {
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value = `translate3d(${x},${y},0px)`;
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} else {
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value = `translate(${x},${y})`;
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}
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} else {
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property = this.attributes.position;
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}
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const temp = {};
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temp[property] = value;
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return temp;
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}
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updatePosition(value) {
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const style = this.makePositionStyle(value);
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this.$list.css(style);
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}
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update() {
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if (!this.is('disabled')) {
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this.updateLength();
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if (!this.canScroll()) {
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this.initPosition();
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}
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}
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}
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eventName(events) {
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if (typeof events !== 'string' || events === '') {
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return `.${NAMESPACE$1}`;
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}
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events = events.split(' ');
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const length = events.length;
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for (let i = 0; i < length; i++) {
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events[i] = `${events[i]}.${NAMESPACE$1}`;
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}
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return events.join(' ');
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}
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eventNameWithId(events) {
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if (typeof events !== 'string' || events === '') {
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return `.${this.options.namespace}-${this.instanceId}`;
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}
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events = events.split(' ');
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const length = events.length;
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for (let i = 0; i < length; i++) {
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events[i] = `${events[i]}.${this.options.namespace}-${this.instanceId}`;
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}
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return events.join(' ');
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}
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trigger(eventType, ...params) {
|
|
const data = [this].concat(params);
|
|
|
|
// event
|
|
this.$element.trigger(`${NAMESPACE$1}::${eventType}`, data);
|
|
|
|
// callback
|
|
eventType = eventType.replace(/\b\w+\b/g, (word) => {
|
|
return word.substring(0, 1).toUpperCase() + word.substring(1);
|
|
});
|
|
const onFunction = `on${eventType}`;
|
|
|
|
if (typeof this.options[onFunction] === 'function') {
|
|
this.options[onFunction].apply(this, params);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks whether the carousel is in a specific state or not.
|
|
*/
|
|
is(state) {
|
|
return this._states[state] && this._states[state] > 0;
|
|
}
|
|
|
|
/**
|
|
* Enters a state.
|
|
*/
|
|
enter(state) {
|
|
if (this._states[state] === undefined) {
|
|
this._states[state] = 0;
|
|
}
|
|
|
|
this._states[state] = 1;
|
|
}
|
|
|
|
/**
|
|
* Leaves a state.
|
|
*/
|
|
leave(state) {
|
|
this._states[state] = 0;
|
|
}
|
|
|
|
/**
|
|
* _throttle
|
|
* @description Borrowed from Underscore.js
|
|
*/
|
|
throttle(func, wait) {
|
|
const _now = Date.now || function() {
|
|
return new Date().getTime();
|
|
};
|
|
|
|
let timeout;
|
|
let context;
|
|
let args;
|
|
let result;
|
|
let previous = 0;
|
|
let later = function() {
|
|
previous = _now();
|
|
timeout = null;
|
|
result = func.apply(context, args);
|
|
if (!timeout) {
|
|
context = args = null;
|
|
}
|
|
};
|
|
|
|
return (...params) => {
|
|
/*eslint consistent-this: "off"*/
|
|
let now = _now();
|
|
let remaining = wait - (now - previous);
|
|
context = this;
|
|
args = params;
|
|
if (remaining <= 0 || remaining > wait) {
|
|
if (timeout) {
|
|
clearTimeout(timeout);
|
|
timeout = null;
|
|
}
|
|
previous = now;
|
|
result = func.apply(context, args);
|
|
if (!timeout) {
|
|
context = args = null;
|
|
}
|
|
} else if (!timeout) {
|
|
timeout = setTimeout(later, remaining);
|
|
}
|
|
return result;
|
|
};
|
|
}
|
|
|
|
enable() {
|
|
if (this.is('disabled')) {
|
|
this.leave('disabled');
|
|
|
|
this.$element.removeClass(this.classes.disabled);
|
|
|
|
this.bindEvents();
|
|
}
|
|
|
|
this.trigger('enable');
|
|
}
|
|
|
|
disable() {
|
|
if (!this.is('disabled')) {
|
|
this.enter('disabled');
|
|
|
|
this.initPosition();
|
|
this.$element.addClass(this.classes.disabled);
|
|
|
|
this.unbindEvents();
|
|
}
|
|
|
|
this.trigger('disable');
|
|
}
|
|
|
|
destroy() {
|
|
this.$element.removeClass(this.classes.disabled);
|
|
this.unbindEvents();
|
|
this.$element.data(NAMESPACE$1, null);
|
|
|
|
this.trigger('destroy');
|
|
}
|
|
|
|
static setDefaults(options) {
|
|
$$1.extend(DEFAULTS, $$1.isPlainObject(options) && options);
|
|
}
|
|
}
|
|
|
|
var info = {
|
|
version:'0.3.6'
|
|
};
|
|
|
|
const NAMESPACE = 'asHoverScroll';
|
|
const OtherAsHoverScroll = $$1.fn.asHoverScroll;
|
|
|
|
const jQueryAsHoverScroll = function(options, ...args) {
|
|
if (typeof options === 'string') {
|
|
const method = options;
|
|
|
|
if (/^_/.test(method)) {
|
|
return false;
|
|
} else if ((/^(get)/.test(method))) {
|
|
const instance = this.first().data(NAMESPACE);
|
|
if (instance && typeof instance[method] === 'function') {
|
|
return instance[method](...args);
|
|
}
|
|
} else {
|
|
return this.each(function() {
|
|
const instance = $$1.data(this, NAMESPACE);
|
|
if (instance && typeof instance[method] === 'function') {
|
|
instance[method](...args);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
return this.each(function() {
|
|
if (!$$1(this).data(NAMESPACE)) {
|
|
$$1(this).data(NAMESPACE, new asHoverScroll(this, options));
|
|
}
|
|
});
|
|
};
|
|
|
|
$$1.fn.asHoverScroll = jQueryAsHoverScroll;
|
|
|
|
$$1.asHoverScroll = $$1.extend({
|
|
setDefaults: asHoverScroll.setDefaults,
|
|
noConflict: function() {
|
|
$$1.fn.asHoverScroll = OtherAsHoverScroll;
|
|
return jQueryAsHoverScroll;
|
|
}
|
|
}, info);
|