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\t\treturn getter;\n \t};\n\n \t// Object.prototype.hasOwnProperty.call\n \t__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"\";\n\n \t// Load entry module and return exports\n \treturn __webpack_require__(__webpack_require__.s = 1);\n\n\n\n// WEBPACK FOOTER //\n// webpack/bootstrap e3293722e212afc3840c","const testElement = document.createElement('div');\r\n\r\nexport const hasTransform3d =\r\n  'WebkitPerspective' in testElement.style ||\r\n  'MozPerspective' in testElement.style ||\r\n  'msPerspective' in testElement.style ||\r\n  'OPerspective' in testElement.style ||\r\n  'perspective' in testElement.style;\r\n\r\nexport const transformProp = (() => {\r\n  if (!('transform' in testElement.style)) {\r\n    const vendors = ['Webkit', 'Moz', 'ms'];\r\n    for (let vendor in vendors) {\r\n      if (vendors[vendor] + 'Transform' in testElement.style) {\r\n        return vendors[vendor] + 'Transform';\r\n      }\r\n    }\r\n  }\r\n  return 'transform';\r\n})();\r\n\r\nexport const mousewheelEvent = 'onmousewheel' in document ? 'mousewheel' : 'DOMMouseScroll';\r\n\r\nexport const rAF =\r\n  window.requestAnimationFrame ||\r\n  window.webkitRequestAnimationFrame ||\r\n  window.mozRequestAnimationFrame ||\r\n  window.msRequestAnimationFrame ||\r\n  window.oRequestAnimationFrame ||\r\n  function (callback) { setTimeout(callback, 1000 / 60); };\r\n\r\nexport const cAF =\r\n  window.cancelAnimationFrame ||\r\n  window.webkitCancelAnimationFrame ||\r\n  window.mozCancelAnimationFrame ||\r\n  window.oCancelAnimationFrame ||\r\n  window.msCancelAnimationFrame ||\r\n  function (id) { clearTimeout(id); };\r\n\r\nexport const getScreenWidth = () =>\r\n  window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;\r\n\r\n\r\nexport const getScreenHeight = () =>\r\n  window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;\r\n\r\nexport const maxScreen = el => {\r\n  el.style.position = 'absolute';\r\n  el.style.top = 0;\r\n  el.style.right = 0;\r\n  el.style.bottom = 0;\r\n  el.style.left = 0;\r\n};\r\n\r\nexport const isScrollable = ({ scrollHeight, clientHeight }) => clientHeight < scrollHeight;\r\n\r\nexport const scrollTouchBottom = ({ scrollTop, scrollHeight, clientHeight }) => scrollHeight - scrollTop <= clientHeight;\r\n\r\nexport const scrollTouchTop = screen => screen.scrollTop === 0;\r\n\r\nexport const touchEvent = {\r\n  touchStart: 'touchstart',\r\n  touchMove: 'touchmove'\r\n};\r\n\r\nif (window.navigator.msPointerEnabled) {\r\n  touchEvent.touchStart = 'MSPointerDown';\r\n  touchEvent.touchMove = 'MSPointerMove';\r\n} else if (window.navigator.pointerEnabled) {\r\n  touchEvent.touchStart = 'pointerdown';\r\n  touchEvent.touchMove = 'pointermove';\r\n}\r\n\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/dom.js","import { toArray, throwNewError, merge, addClass, removeClass } from './utils';\r\nimport { rAF, cAF, hasTransform3d, transformProp, mousewheelEvent, getScreenHeight, getScreenWidth, maxScreen, scrollTouchBottom, scrollTouchTop } from './dom';\r\nimport { handleTouch } from './events';\r\nimport * as easing from './easing';\r\nimport './polyfill';\r\n\r\nconst SCREEN_SECTION = 'section';\r\nconst SCREEN_SLIDE = 'slide';\r\nconst DATA_PRE = 'data-wall';\r\n\r\nconst ANIMATE_DURATION = `${DATA_PRE}-animate-duration`;\r\n\r\nconst CURRENT_INDEX = `${DATA_PRE}-current-section`;\r\n\r\nconst SECTION_NAV = `${DATA_PRE}-section-nav`;\r\nconst SECTION_INDEX = `${DATA_PRE}-section-index`;\r\n\r\nconst SECTION_NAV_INDEX = `${DATA_PRE}-section-nav-index`;\r\n\r\nconst SLIDE = `${DATA_PRE}-slide`;\r\nconst SLIDE_INDEX = `${DATA_PRE}-slide-index`;\r\nconst SLIDE_ARROW = `${DATA_PRE}-slide-arrow`;\r\n\r\nconst IMAGE_ORIGIN = `${DATA_PRE}-origin`;\r\n\r\nconst defaultOptions = {\r\n  wrapperZIndex: 1,\r\n  sectionAnimateDuration: 1,\r\n  easeFunction: 'easeIn',\r\n  loopToBottom: false,\r\n  loopToTop: false,\r\n  sectionNavItemActiveClass: 'active',\r\n  animatingClass: 'animating',\r\n  currentClass: 'current',\r\n};\r\n\r\nconst html = document.getElementsByTagName('html')[0];\r\nconst body = document.getElementsByTagName('body')[0];\r\n\r\nclass Wall {\r\n\r\n  constructor(wrapper = throwNewError`wrapper`, options = defaultOptions) {\r\n    // get wrapper which contains sections\r\n    this.wrapper = typeof wrapper === 'string' ? document.querySelector(wrapper) : wrapper;\r\n    // get child sections, if no section contains, throw a new error\r\n    this.sections = this.wrapper.children.length ? toArray(this.wrapper.children) : throwNewError`sections`;\r\n    this.currentSection = null;\r\n    this.restSections = null;\r\n\r\n    this.currentSlides = null;\r\n    this.currentSlide = null;\r\n    this.restSlides = null;\r\n\r\n    // the position of current section, used to move currentSection\r\n    this.currentScreenPosition = 0;\r\n\r\n    // mark if use transform 3d for smooth animation\r\n    this.translateZ = hasTransform3d ? 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document.addEventListener('keydown', this._handleKeyDown.bind(this));\r\n  }\r\n\r\n  _refresh(force) {\r\n    if (force)\r\n      this\r\n        ._setupSize()._cssHtmlAndBody()._cssWrapper()\r\n        ._setupSections()._cssSections()._queue(this.sections)\r\n        ._setupSlides()\r\n        ._setupSectionNav();\r\n\r\n    cAF(this.requestId);\r\n    this.isAnimating = false;\r\n\r\n    removeClass(this.currentSection, this.options.animatingClass);\r\n    this.sections.forEach(section => removeClass(section, this.options.currentClass));\r\n\r\n    [this.currentSection, ...this.restSections] = this.sections;\r\n    addClass(this.currentSection, this.options.currentClass);\r\n\r\n    if (this.currentSlides.length && this.currentSlide) {\r\n      removeClass(this.currentSlide, this.options.animatingClass);\r\n      this.currentSlides.forEach(slide => removeClass(slide, this.options.currentClass));\r\n    }\r\n\r\n    [this.currentSlide, ...this.restSlides] = this.currentSlides;\r\n    if (this.currentSlides.length && this.currentSlide) {\r\n      addClass(this.currentSlide, this.options.currentClass);\r\n    }\r\n\r\n    this._renderSectionNavs();\r\n    this._lazyload(this.currentSection);\r\n    this.wrapper.setAttribute(CURRENT_INDEX, this._getCurrentSectionIndex());\r\n\r\n    return this;\r\n  }\r\n\r\n  _setupSize() {\r\n    this.size.X = getScreenWidth();\r\n    this.size.Y = getScreenHeight();\r\n    return this;\r\n  }\r\n\r\n  _setupSections() {\r\n    [this.currentSection, ...this.restSections] = this.sections;\r\n\r\n    this.sections.forEach((section, index) => {\r\n      section.setAttribute(SECTION_INDEX, index + 1);\r\n      section.addEventListener(mousewheelEvent, this._handleWheelEvent.bind(this));\r\n      handleTouch(section, this);\r\n    });\r\n    return this;\r\n  }\r\n\r\n  _handleKeyDown(e) {\r\n    switch (e.keyCode) {\r\n      case 34: case 40: if (scrollTouchBottom(this.currentSection)) this.nextSection(); break;\r\n      case 33: case 38: if (scrollTouchTop(this.currentSection)) this.prevSection(); break;\r\n      case 37: if (this.currentSlide) this.prevSlide(); break;\r\n      case 39: if (this.currentSlide) this.nextSlide(); break;\r\n      case 36: this.goToSection(1); break;\r\n      case 35: this.goToSection(this.sections.length); break;\r\n    }\r\n  }\r\n\r\n  _handleWheelEvent(e) {\r\n    const delta = Math.max(-1, Math.min(1, (e.wheelDelta || -e.detail)));\r\n\r\n    if (scrollTouchBottom(this.currentSection) && delta === -1) this.nextSection();\r\n    if (scrollTouchTop(this.currentSection) && delta === 1) this.prevSection();\r\n\r\n    return this;\r\n  }\r\n\r\n  _setupSectionNav() {\r\n    if (this.navElements && this.navElements.length) {\r\n      this.navElements.forEach(navElement => {\r\n        navElement.style.zIndex = this.options.wrapperZIndex + 1;\r\n\r\n        const navItems = toArray(navElement.children);\r\n        navItems.forEach((item, index) => {\r\n          item.setAttribute(SECTION_NAV_INDEX, index + 1);\r\n          item.addEventListener('click', () => {\r\n            this.goToSection(item.getAttribute(SECTION_NAV_INDEX));\r\n          });\r\n        });\r\n      });\r\n    }\r\n\r\n    return this;\r\n  }\r\n\r\n  _setupSlides() {\r\n    this.currentSlides = toArray(this.currentSection.querySelectorAll(`[${SLIDE}]`));\r\n\r\n    this.sections.forEach(section => {\r\n      const slides = toArray(section.querySelectorAll(`[${SLIDE}]`));\r\n      const arrows = toArray(section.querySelectorAll(`[${SLIDE_ARROW}]`));\r\n      if (slides.length) {\r\n        slides.forEach((slide, index) => {\r\n          maxScreen(slide);\r\n          slide.style.overflowX = 'hidden';\r\n          slide.style.overflowY = 'auto';\r\n\r\n          slide.setAttribute(SLIDE_INDEX, index + 1);\r\n        });\r\n        slides.reverse().forEach((slide, index) => slide.style.zIndex = index + 1);\r\n\r\n        if (arrows.length) {\r\n          arrows.forEach(arrow => arrow.style.zIndex = slides.length + 1);\r\n        }\r\n      }\r\n    });\r\n    return this;\r\n  }\r\n\r\n  _cssHtmlAndBody() {\r\n    html.style.height = '100%';\r\n    html.style.overflow = 'hidden';\r\n    body.style.height = '100%';\r\n    body.style.position = 'relative';\r\n    body.style.margin = 0;\r\n    body.style.overflow = 'hidden';\r\n    return this;\r\n  }\r\n\r\n  _cssWrapper() {\r\n    this.wrapper.style.position = 'relative';\r\n    this.wrapper.style.height = '100%';\r\n    this.wrapper.style.zIndex = this.options.wrapperZIndex;\r\n    return this;\r\n  }\r\n\r\n  _cssSections() {\r\n    this.sections.forEach(section => {\r\n      maxScreen(section);\r\n      section.style.height = this.size.Y + 'px';\r\n      section.style.overflowX = 'hidden';\r\n      section.style.overflowY = 'auto';\r\n    });\r\n    return this;\r\n  }\r\n\r\n  _lazyload(currentScreen) {\r\n    const images = toArray(currentScreen.querySelectorAll(`[${IMAGE_ORIGIN}]`));\r\n    images.forEach(image => image.setAttribute('src', image.getAttribute(IMAGE_ORIGIN)));\r\n  }\r\n\r\n  _queue(screenList) {\r\n    screenList.reverse().forEach((section, index) => { section.style.zIndex = index + 1; });\r\n    screenList.reverse();\r\n\r\n    screenList.forEach(section => this._renderSectionPosition(section, 0));\r\n\r\n    return this;\r\n  }\r\n\r\n  _resetCurrentSlides() {\r\n    [this.currentSection, ...this.restSections] = this.sections;\r\n\r\n    this.currentSlides = toArray(this.currentSection.querySelectorAll(`[${SLIDE}]`))\r\n      .sort((a, b) => +b.style.zIndex - +a.style.zIndex);\r\n\r\n    if (this.currentSlide) removeClass(this.currentSlide, this.options.currentClass);\r\n    [this.currentSlide, ...this.restSlides] = this.currentSlides;\r\n    if (this.currentSlide) addClass(this.currentSlide, this.options.currentClass);\r\n\r\n    return this;\r\n  }\r\n\r\n  _refreshAnimateStatus(isToBack) {\r\n    this.isToBack = isToBack;\r\n    cAF(this.requestId);\r\n    this.currentScreenPosition = this.isToBack ? 100 : 0;\r\n    this.isAnimating = true;\r\n    this.lastTime = Date.now();\r\n\r\n    if (this.screenType === SCREEN_SECTION) {\r\n      addClass(this.currentSection, this.options.animatingClass);\r\n    } else if (this.currentSlide && this.screenType === SCREEN_SLIDE) {\r\n      addClass(this.currentSlide, this.options.animatingClass);\r\n    }\r\n    return this;\r\n  }\r\n\r\n  _animateScreen(currentScreen, screenList) {\r\n    const now = Date.now();\r\n    const delta = (now - this.lastTime) / 1000;\r\n\r\n    currentScreen.style.zIndex = screenList.length + 1;\r\n\r\n    this._updateCurrentScreenPosition(delta)._renderSectionPosition(currentScreen, this.currentScreenPosition);\r\n\r\n    const shouldStop = (this.currentScreenPosition > 99.9 && !this.isToBack) || (this.currentScreenPosition < 0.1 && this.isToBack);\r\n\r\n    if (shouldStop) {\r\n      this._refresh()._queue(screenList);\r\n      if (this.screenType === SCREEN_SECTION) this._resetCurrentSlides();\r\n      return this;\r\n    };\r\n\r\n    if (this.isAnimating) {\r\n      return this.requestId = rAF(this._animateScreen.bind(this, currentScreen, screenList));\r\n    };\r\n  }\r\n\r\n  _updateCurrentScreenPosition(delta) {\r\n    const currentDuration = this.screenType === SCREEN_SECTION ? +this.currentSection.getAttribute(ANIMATE_DURATION) : +this.currentSlide.getAttribute(ANIMATE_DURATION);\r\n    const duration = currentDuration || this.options.sectionAnimateDuration;\r\n    const target = this.isToBack ? 0 : 100;\r\n\r\n    this.currentScreenPosition = this.easeFunction(delta, this.currentScreenPosition, target - this.currentScreenPosition, duration);\r\n    return this;\r\n  }\r\n\r\n  _renderSectionPosition(screen, pos) {\r\n    switch (this.screenType) {\r\n      case SCREEN_SECTION:\r\n        screen.style[transformProp] = `translate(0, -${pos}%) ${this.translateZ}`;\r\n        break;\r\n      case SCREEN_SLIDE:\r\n        screen.style[transformProp] = `translate(-${pos}%, 0) ${this.translateZ}`;\r\n        break;\r\n    }\r\n  }\r\n\r\n  _getCurrentSectionIndex() {\r\n    return this.currentSection.getAttribute(SECTION_INDEX);\r\n  }\r\n\r\n  _renderSectionNavs() {\r\n    if (this.navElements && this.navElements.length) {\r\n      const { sectionNavItemActiveClass } = this.options;\r\n\r\n      this.navElements.forEach(navElement => {\r\n        const navItems = toArray(navElement.children);\r\n        navItems.forEach(item => removeClass(item, sectionNavItemActiveClass));\r\n\r\n        const currentNav = navItems.find(item => item.getAttribute(SECTION_NAV_INDEX) === this._getCurrentSectionIndex());\r\n        addClass(currentNav, sectionNavItemActiveClass);\r\n      });\r\n\r\n    }\r\n  }\r\n\r\n  prevSection() {\r\n    if (!this.options.loopToBottom && this._getCurrentSectionIndex() == 1) return;\r\n\r\n    if (!this.isAnimating) {\r\n      // reverse the sections array and set the last section to be the current section\r\n      [this.currentSection, ...this.restSections] = this.sections.reverse();\r\n      this.sections = [this.currentSection, ...this.restSections.reverse()];\r\n      this.screenType = SCREEN_SECTION;\r\n\r\n      this._refreshAnimateStatus(true)._animateScreen(this.currentSection, this.sections);\r\n    }\r\n  }\r\n\r\n  nextSection() {\r\n    if (!this.options.loopToTop && this._getCurrentSectionIndex() == this.sections.length) return;\r\n\r\n    if (!this.isAnimating) {\r\n      // move current section to last of the queue\r\n      this.sections = [...this.restSections, this.currentSection];\r\n      this.screenType = SCREEN_SECTION;\r\n\r\n      this._refreshAnimateStatus(false)._animateScreen(this.currentSection, this.sections);\r\n    }\r\n  }\r\n\r\n  goToSection(index) {\r\n    if (index === this._getCurrentSectionIndex()) return;\r\n\r\n    if (!this.isAnimating) {\r\n      this.isToBack = index < this._getCurrentSectionIndex();\r\n\r\n      this.sections = toArray(this.wrapper.children);\r\n      const targetSection = this.sections.find(section => section.getAttribute(SECTION_INDEX) == index);\r\n      const prevSections = this.sections.slice(0, index - 1);\r\n      const nextSections = this.sections.slice(index);\r\n      this.sections = [targetSection, ...nextSections, ...prevSections];\r\n\r\n      if (this.isToBack) {\r\n        this.currentSection = targetSection;\r\n      } else {\r\n        this._queue(this.sections);\r\n      }\r\n\r\n      this.screenType = SCREEN_SECTION;\r\n      this._refreshAnimateStatus(this.isToBack)._animateScreen(this.currentSection, this.sections);\r\n    }\r\n  }\r\n\r\n  prevSlide() {\r\n    if (!this.isAnimating) {\r\n      [this.currentSlide, ...this.restSlides] = this.currentSlides.reverse();\r\n      this.currentSlides = [this.currentSlide, ...this.restSlides.reverse()];\r\n      this.screenType = SCREEN_SLIDE;\r\n\r\n      this._refreshAnimateStatus(true)._animateScreen(this.currentSlide, this.currentSlides);\r\n    }\r\n  }\r\n\r\n  nextSlide() {\r\n    if (!this.isAnimating) {\r\n      this.currentSlides = [...this.restSlides, this.currentSlide];\r\n      this.screenType = SCREEN_SLIDE;\r\n\r\n      this._refreshAnimateStatus(false)._animateScreen(this.currentSlide, this.currentSlides);\r\n    }\r\n  }\r\n\r\n}\r\n\r\nmodule.exports = Wall;\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/wall.js","export const throwNewError = p => { throw new Error(`${p} is required`); };\r\n\r\nexport const toArray = o => Array.prototype.slice.call(o);\r\n\r\nexport const merge = (targetObj, obj) => {\r\n  Object.keys(obj).forEach(key => {\r\n    targetObj[key] = obj[key];\r\n  });\r\n  return targetObj;\r\n};\r\n\r\nconst hasClass = (el, className) => {\r\n  if (el.classList) return el.classList.contains(className);\r\n  else return !!el.className.match(new RegExp('(\\\\s|^)' + className + '(\\\\s|$)'));\r\n};\r\n\r\nexport const addClass = (el, className) => {\r\n  if (el.classList) el.classList.add(className);\r\n  else if (!hasClass(el, className)) el.className += \" \" + className;\r\n};\r\n\r\nexport const removeClass = (el, className) => {\r\n  if (el.classList) {\r\n    el.classList.remove(className);\r\n  }\r\n  else if (hasClass(el, className)) {\r\n    var reg = new RegExp('(\\\\s|^)' + className + '(\\\\s|$)');\r\n    el.className = el.className.replace(reg, ' ');\r\n  }\r\n};\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/utils.js","import handleTouch from './touch';\r\n\r\nmodule.exports = { handleTouch };\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/events/index.js","import { scrollTouchBottom, scrollTouchTop, touchEvent } from '../dom';\r\n\r\nconst handleTouch = (el, context) => {\r\n\r\n  const start = { X: 0, Y: 0 };\r\n  const end = { X: 0, Y: 0 };\r\n\r\n  const handleTouchStart = e => {\r\n    const touch = e.touches ? e.touches[0] : e;\r\n    start.X = touch.pageX;\r\n    start.Y = touch.pageY;\r\n  };\r\n\r\n  const handleTouchMove = e => {\r\n    if (context.isAnimating) return;\r\n\r\n    const touch = e.touches ? e.touches[0] : e;\r\n    end.X = touch.pageX;\r\n    end.Y = touch.pageY;\r\n    const diffX = start.X - end.X;\r\n    const diffY = start.Y - end.Y;\r\n\r\n    const isVertical = Math.abs(diffY) - Math.abs(diffX) > 0;\r\n\r\n    if (isVertical) {\r\n      if (diffY > 200 && scrollTouchBottom(el)) return context.nextSection();\r\n      if (diffY > -200 && diffY < 0 && scrollTouchTop(el)) return context.prevSection();\r\n    } else {\r\n      if (context.currentSlide) {\r\n        if (diffX > 200) return context.nextSlide();\r\n        if (diffX > -200 && diffX < 0) return context.prevSlide();\r\n      }\r\n    }\r\n  };\r\n\r\n  el.addEventListener(touchEvent.touchStart, handleTouchStart, false);\r\n  el.addEventListener(touchEvent.touchMove, handleTouchMove, false);\r\n};\r\n\r\nexport default handleTouch;\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/events/touch.js","export const linear = function (t, b, c, d) {\r\n  return c * t / d + b;\r\n};\r\n\r\nexport const easeIn = function (t, b, c, d) {\r\n  return c * Math.pow(2, 10 * (t / d - 1)) + b;\r\n};\r\n\r\nexport const easeOut = function (t, b, c, d) {\r\n  return c * (-Math.pow(2, -10 * t / d) + 1) + b;\r\n};\r\n\r\nexport const easeInOut = function (t, b, c, d) {\r\n  t /= d / 2;\r\n  if (t < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b;\r\n  t--;\r\n  return c / 2 * (-Math.pow(2, -10 * t) + 2) + b;\r\n};\r\n\n\n\n// WEBPACK FOOTER //\n// ./src/easing.js","if (!Array.prototype.find) {\r\n  Array.prototype.find = function (predicate) {\r\n    'use strict';\r\n    if (this == null) {\r\n      throw new TypeError('Array.prototype.find called on null or undefined');\r\n    }\r\n    if (typeof predicate !== 'function') {\r\n      throw new TypeError('predicate must be a function');\r\n    }\r\n    var list = Object(this);\r\n    var length = list.length >>> 0;\r\n    var thisArg = arguments[1];\r\n    var value;\r\n\r\n    for (var i = 0; i < length; i++) {\r\n      value = list[i];\r\n      if (predicate.call(thisArg, value, i, list)) {\r\n        return value;\r\n      }\r\n    }\r\n    return undefined;\r\n  };\r\n}\n\n\n// WEBPACK FOOTER //\n// ./src/polyfill.js"],"sourceRoot":""}