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/*! iScroll v5.2.0-snapshot ~ (c) 2008-2017 Matteo Spinelli ~ http://cubiq.org/license */(function (window, document, Math) {var rAF = window.requestAnimationFrame ||window.webkitRequestAnimationFrame ||window.mozRequestAnimationFrame ||window.oRequestAnimationFrame ||window.msRequestAnimationFrame ||function (callback) { window.setTimeout(callback, 1000 / 60); };var utils = (function () {var me = {};var _elementStyle = document.createElement('div').style;var _vendor = (function () {var vendors = ['t', 'webkitT', 'MozT', 'msT', 'OT'],transform,i = 0,l = vendors.length;for ( ; i < l; i++ ) {transform = vendors[i] + 'ransform';if ( transform in _elementStyle ) return vendors[i].substr(0, vendors[i].length-1);}return false;})();function _prefixStyle (style) {if ( _vendor === false ) return false;if ( _vendor === '' ) return style;return _vendor + style.charAt(0).toUpperCase() + style.substr(1);}me.getTime = Date.now || function getTime () { return new Date().getTime(); };me.extend = function (target, obj) {for ( var i in obj ) {target[i] = obj[i];}};me.addEvent = function (el, type, fn, capture) {el.addEventListener(type, fn, !!capture);};me.removeEvent = function (el, type, fn, capture) {el.removeEventListener(type, fn, !!capture);};me.prefixPointerEvent = function (pointerEvent) {return window.MSPointerEvent ?'MSPointer' + pointerEvent.charAt(7).toUpperCase() + pointerEvent.substr(8):pointerEvent;};me.momentum = function (current, start, time, lowerMargin, wrapperSize, deceleration) {var distance = current - start,speed = Math.abs(distance) / time,destination,duration;deceleration = deceleration === undefined ? 0.0006 : deceleration;destination = current + ( speed * speed ) / ( 2 * deceleration ) * ( distance < 0 ? -1 : 1 );duration = speed / deceleration;if ( destination < lowerMargin ) {destination = wrapperSize ? lowerMargin - ( wrapperSize / 2.5 * ( speed / 8 ) ) : lowerMargin;distance = Math.abs(destination - current);duration = distance / speed;} else if ( destination > 0 ) {destination = wrapperSize ? wrapperSize / 2.5 * ( speed / 8 ) : 0;distance = Math.abs(current) + destination;duration = distance / speed;}return {destination: Math.round(destination),duration: duration};};var _transform = _prefixStyle('transform');me.extend(me, {hasTransform: _transform !== false,hasPerspective: _prefixStyle('perspective') in _elementStyle,hasTouch: 'ontouchstart' in window,hasPointer: !!(window.PointerEvent || window.MSPointerEvent), // IE10 is prefixedhasTransition: _prefixStyle('transition') in _elementStyle});/*This should find all Android browsers lower than build 535.19 (both stock browser and webview)- galaxy S2 is ok- 2.3.6 : `AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1`- 4.0.4 : `AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30`- galaxy S3 is badAndroid (stock brower, webview)`AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30`- galaxy S4 is badAndroid (stock brower, webview)`AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30`- galaxy S5 is OK`AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Mobile Safari/537.36 (Chrome/)`- galaxy S6 is OK`AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Mobile Safari/537.36 (Chrome/)`*/me.isBadAndroid = (function() {var appVersion = window.navigator.appVersion;// Android browser is not a chrome browser.if (/Android/.test(appVersion) && !(/Chrome\/\d/.test(appVersion))) {var safariVersion = appVersion.match(/Safari\/(\d+.\d)/);if(safariVersion && typeof safariVersion === "object" && safariVersion.length >= 2) {return parseFloat(safariVersion[1]) < 535.19;} else {return true;}} else {return false;}})();me.extend(me.style = {}, {transform: _transform,transitionTimingFunction: _prefixStyle('transitionTimingFunction'),transitionDuration: _prefixStyle('transitionDuration'),transitionDelay: _prefixStyle('transitionDelay'),transformOrigin: _prefixStyle('transformOrigin'),touchAction: _prefixStyle('touchAction')});me.hasClass = function (e, c) {var re = new RegExp("(^|\\s)" + c + "(\\s|$)");return re.test(e.className);};me.addClass = function (e, c) {if ( me.hasClass(e, c) ) {return;}var newclass = e.className.split(' ');newclass.push(c);e.className = newclass.join(' ');};me.removeClass = function (e, c) {if ( !me.hasClass(e, c) ) {return;}var re = new RegExp("(^|\\s)" + c + "(\\s|$)", 'g');e.className = e.className.replace(re, ' ');};me.offset = function (el) {var left = -el.offsetLeft,top = -el.offsetTop;// jshint -W084while (el = el.offsetParent) {left -= el.offsetLeft;top -= el.offsetTop;}// jshint +W084return {left: left,top: top};};me.preventDefaultException = function (el, exceptions) {for ( var i in exceptions ) {if ( exceptions[i].test(el[i]) ) {return true;}}return false;};me.extend(me.eventType = {}, {touchstart: 1,touchmove: 1,touchend: 1,mousedown: 2,mousemove: 2,mouseup: 2,pointerdown: 3,pointermove: 3,pointerup: 3,MSPointerDown: 3,MSPointerMove: 3,MSPointerUp: 3});me.extend(me.ease = {}, {quadratic: {style: 'cubic-bezier(0.25, 0.46, 0.45, 0.94)',fn: function (k) {return k * ( 2 - k );}},circular: {style: 'cubic-bezier(0.1, 0.57, 0.1, 1)', // Not properly "circular" but this looks better, it should be (0.075, 0.82, 0.165, 1)fn: function (k) {return Math.sqrt( 1 - ( --k * k ) );}},back: {style: 'cubic-bezier(0.175, 0.885, 0.32, 1.275)',fn: function (k) {var b = 4;return ( k = k - 1 ) * k * ( ( b + 1 ) * k + b ) + 1;}},bounce: {style: '',fn: function (k) {if ( ( k /= 1 ) < ( 1 / 2.75 ) ) {return 7.5625 * k * k;} else if ( k < ( 2 / 2.75 ) ) {return 7.5625 * ( k -= ( 1.5 / 2.75 ) ) * k + 0.75;} else if ( k < ( 2.5 / 2.75 ) ) {return 7.5625 * ( k -= ( 2.25 / 2.75 ) ) * k + 0.9375;} else {return 7.5625 * ( k -= ( 2.625 / 2.75 ) ) * k + 0.984375;}}},elastic: {style: '',fn: function (k) {var f = 0.22,e = 0.4;if ( k === 0 ) { return 0; }if ( k == 1 ) { return 1; }return ( e * Math.pow( 2, - 10 * k ) * Math.sin( ( k - f / 4 ) * ( 2 * Math.PI ) / f ) + 1 );}}});me.tap = function (e, eventName) {var ev = document.createEvent('Event');ev.initEvent(eventName, true, true);ev.pageX = e.pageX;ev.pageY = e.pageY;e.target.dispatchEvent(ev);};me.click = function (e) {var target = e.target,ev;if ( !(/(SELECT|INPUT|TEXTAREA)/i).test(target.tagName) ) {// https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent/initMouseEvent// initMouseEvent is deprecated.ev = document.createEvent(window.MouseEvent ? 'MouseEvents' : 'Event');ev.initEvent('click', true, true);ev.view = e.view || window;ev.detail = 1;ev.screenX = target.screenX || 0;ev.screenY = target.screenY || 0;ev.clientX = target.clientX || 0;ev.clientY = target.clientY || 0;ev.ctrlKey = !!e.ctrlKey;ev.altKey = !!e.altKey;ev.shiftKey = !!e.shiftKey;ev.metaKey = !!e.metaKey;ev.button = 0;ev.relatedTarget = null;ev._constructed = true;target.dispatchEvent(ev);}};me.getTouchAction = function(eventPassthrough, addPinch) {var touchAction = 'none';if ( eventPassthrough === 'vertical' ) {touchAction = 'pan-y';} else if (eventPassthrough === 'horizontal' ) {touchAction = 'pan-x';}if (addPinch && touchAction != 'none') {// add pinch-zoom support if the browser supports it, but if not (eg. Chrome <55) do nothingtouchAction += ' pinch-zoom';}return touchAction;};me.getRect = function(el) {if (el instanceof SVGElement) {var rect = el.getBoundingClientRect();return {top : rect.top,left : rect.left,width : rect.width,height : rect.height};} else {return {top : el.offsetTop,left : el.offsetLeft,width : el.offsetWidth,height : el.offsetHeight};}};return me;})();function IScroll (el, options) {this.wrapper = typeof el == 'string' ? document.querySelector(el) : el;this.scroller = this.wrapper.children[0];this.scrollerStyle = this.scroller.style; // cache style for better performancethis.options = {resizeScrollbars: true,mouseWheelSpeed: 20,snapThreshold: 0.334,// INSERT POINT: OPTIONSdisablePointer : !utils.hasPointer,disableTouch : utils.hasPointer || !utils.hasTouch,disableMouse : utils.hasPointer || utils.hasTouch,startX: 0,startY: 0,scrollY: true,directionLockThreshold: 5,momentum: true,bounce: true,bounceTime: 600,bounceEasing: '',preventDefault: true,preventDefaultException: { tagName: /^(INPUT|TEXTAREA|BUTTON|SELECT)$/ },HWCompositing: true,useTransition: true,useTransform: true,bindToWrapper: typeof window.onmousedown === "undefined"};for ( var i in options ) {this.options[i] = options[i];}// Normalize optionsthis.translateZ = this.options.HWCompositing && utils.hasPerspective ? ' translateZ(0)' : '';this.options.useTransition = utils.hasTransition && this.options.useTransition;this.options.useTransform = utils.hasTransform && this.options.useTransform;this.options.eventPassthrough = this.options.eventPassthrough === true ? 'vertical' : this.options.eventPassthrough;this.options.preventDefault = !this.options.eventPassthrough && this.options.preventDefault;// If you want eventPassthrough I have to lock one of the axesthis.options.scrollY = this.options.eventPassthrough == 'vertical' ? false : this.options.scrollY;this.options.scrollX = this.options.eventPassthrough == 'horizontal' ? false : this.options.scrollX;// With eventPassthrough we also need lockDirection mechanismthis.options.freeScroll = this.options.freeScroll && !this.options.eventPassthrough;this.options.directionLockThreshold = this.options.eventPassthrough ? 0 : this.options.directionLockThreshold;this.options.bounceEasing = typeof this.options.bounceEasing == 'string' ? utils.ease[this.options.bounceEasing] || utils.ease.circular : this.options.bounceEasing;this.options.resizePolling = this.options.resizePolling === undefined ? 60 : this.options.resizePolling;if ( this.options.tap === true ) {this.options.tap = 'tap';}// https://github.com/cubiq/iscroll/issues/1029if (!this.options.useTransition && !this.options.useTransform) {if(!(/relative|absolute/i).test(this.scrollerStyle.position)) {this.scrollerStyle.position = "relative";}}if ( this.options.shrinkScrollbars == 'scale' ) {this.options.useTransition = false;}this.options.invertWheelDirection = this.options.invertWheelDirection ? -1 : 1;// INSERT POINT: NORMALIZATION// Some defaultsthis.x = 0;this.y = 0;this.directionX = 0;this.directionY = 0;this._events = {};// INSERT POINT: DEFAULTSthis._init();this.refresh();this.scrollTo(this.options.startX, this.options.startY);this.enable();}IScroll.prototype = {version: '5.2.0-snapshot',_init: function () {this._initEvents();if ( this.options.scrollbars || this.options.indicators ) {this._initIndicators();}if ( this.options.mouseWheel ) {this._initWheel();}if ( this.options.snap ) {this._initSnap();}if ( this.options.keyBindings ) {this._initKeys();}// INSERT POINT: _init},destroy: function () {this._initEvents(true);clearTimeout(this.resizeTimeout);this.resizeTimeout = null;this._execEvent('destroy');},_transitionEnd: function (e) {if ( e.target != this.scroller || !this.isInTransition ) {return;}this._transitionTime();if ( !this.resetPosition(this.options.bounceTime) ) {this.isInTransition = false;this._execEvent('scrollEnd');}},_start: function (e) {// React to left mouse button onlyif ( utils.eventType[e.type] != 1 ) {// for button property// http://unixpapa.com/js/mouse.htmlvar button;if (!e.which) {/* IE case */button = (e.button < 2) ? 0 :((e.button == 4) ? 1 : 2);} else {/* All others */button = e.button;}if ( button !== 0 ) {return;}}if ( !this.enabled || (this.initiated && utils.eventType[e.type] !== this.initiated) ) {return;}if ( this.options.preventDefault && !utils.isBadAndroid && !utils.preventDefaultException(e.target, this.options.preventDefaultException) ) {e.preventDefault();}var point = e.touches ? e.touches[0] : e,pos;this.initiated = utils.eventType[e.type];this.moved = false;this.distX = 0;this.distY = 0;this.directionX = 0;this.directionY = 0;this.directionLocked = 0;this.startTime = utils.getTime();if ( this.options.useTransition && this.isInTransition ) {this._transitionTime();this.isInTransition = false;pos = this.getComputedPosition();this._translate(Math.round(pos.x), Math.round(pos.y));this._execEvent('scrollEnd');} else if ( !this.options.useTransition && this.isAnimating ) {this.isAnimating = false;this._execEvent('scrollEnd');}this.startX = this.x;this.startY = this.y;this.absStartX = this.x;this.absStartY = this.y;this.pointX = point.pageX;this.pointY = point.pageY;this._execEvent('beforeScrollStart');},_move: function (e) {if ( !this.enabled || utils.eventType[e.type] !== this.initiated ) {return;}if ( this.options.preventDefault ) { // increases performance on Android? TODO: check!e.preventDefault();}var point = e.touches ? e.touches[0] : e,deltaX = point.pageX - this.pointX,deltaY = point.pageY - this.pointY,timestamp = utils.getTime(),newX, newY,absDistX, absDistY;this.pointX = point.pageX;this.pointY = point.pageY;this.distX += deltaX;this.distY += deltaY;absDistX = Math.abs(this.distX);absDistY = Math.abs(this.distY);// We need to move at least 10 pixels for the scrolling to initiateif ( timestamp - this.endTime > 300 && (absDistX < 10 && absDistY < 10) ) {return;}// If you are scrolling in one direction lock the otherif ( !this.directionLocked && !this.options.freeScroll ) {if ( absDistX > absDistY + this.options.directionLockThreshold ) {this.directionLocked = 'h'; // lock horizontally} else if ( absDistY >= absDistX + this.options.directionLockThreshold ) {this.directionLocked = 'v'; // lock vertically} else {this.directionLocked = 'n'; // no lock}}if ( this.directionLocked == 'h' ) {if ( this.options.eventPassthrough == 'vertical' ) {e.preventDefault();} else if ( this.options.eventPassthrough == 'horizontal' ) {this.initiated = false;return;}deltaY = 0;} else if ( this.directionLocked == 'v' ) {if ( this.options.eventPassthrough == 'horizontal' ) {e.preventDefault();} else if ( this.options.eventPassthrough == 'vertical' ) {this.initiated = false;return;}deltaX = 0;}deltaX = this.hasHorizontalScroll ? deltaX : 0;deltaY = this.hasVerticalScroll ? deltaY : 0;newX = this.x + deltaX;newY = this.y + deltaY;// Slow down if outside of the boundariesif ( newX > 0 || newX < this.maxScrollX ) {newX = this.options.bounce ? this.x + deltaX / 3 : newX > 0 ? 0 : this.maxScrollX;}if ( newY > 0 || newY < this.maxScrollY ) {newY = this.options.bounce ? this.y + deltaY / 3 : newY > 0 ? 0 : this.maxScrollY;}this.directionX = deltaX > 0 ? -1 : deltaX < 0 ? 1 : 0;this.directionY = deltaY > 0 ? -1 : deltaY < 0 ? 1 : 0;if ( !this.moved ) {this._execEvent('scrollStart');}this.moved = true;this._translate(newX, newY);/* REPLACE START: _move */if ( timestamp - this.startTime > 300 ) {this.startTime = timestamp;this.startX = this.x;this.startY = this.y;}/* REPLACE END: _move */},_end: function (e) {if ( !this.enabled || utils.eventType[e.type] !== this.initiated ) {return;}if ( this.options.preventDefault && !utils.preventDefaultException(e.target, this.options.preventDefaultException) ) {e.preventDefault();}var point = e.changedTouches ? e.changedTouches[0] : e,momentumX,momentumY,duration = utils.getTime() - this.startTime,newX = Math.round(this.x),newY = Math.round(this.y),distanceX = Math.abs(newX - this.startX),distanceY = Math.abs(newY - this.startY),time = 0,easing = '';this.isInTransition = 0;this.initiated = 0;this.endTime = utils.getTime();// reset if we are outside of the boundariesif ( this.resetPosition(this.options.bounceTime) ) {return;}this.scrollTo(newX, newY); // ensures that the last position is rounded// we scrolled less than 10 pixelsif ( !this.moved ) {if ( this.options.tap ) {utils.tap(e, this.options.tap);}if ( this.options.click ) {utils.click(e);}this._execEvent('scrollCancel');return;}if ( this._events.flick && duration < 200 && distanceX < 100 && distanceY < 100 ) {this._execEvent('flick');return;}// start momentum animation if neededif ( this.options.momentum && duration < 300 ) {momentumX = this.hasHorizontalScroll ? utils.momentum(this.x, this.startX, duration, this.maxScrollX, this.options.bounce ? this.wrapperWidth : 0, this.options.deceleration) : { destination: newX, duration: 0 };momentumY = this.hasVerticalScroll ? utils.momentum(this.y, this.startY, duration, this.maxScrollY, this.options.bounce ? this.wrapperHeight : 0, this.options.deceleration) : { destination: newY, duration: 0 };newX = momentumX.destination;newY = momentumY.destination;time = Math.max(momentumX.duration, momentumY.duration);this.isInTransition = 1;}if ( this.options.snap ) {var snap = this._nearestSnap(newX, newY);this.currentPage = snap;time = this.options.snapSpeed || Math.max(Math.max(Math.min(Math.abs(newX - snap.x), 1000),Math.min(Math.abs(newY - snap.y), 1000)), 300);newX = snap.x;newY = snap.y;this.directionX = 0;this.directionY = 0;easing = this.options.bounceEasing;}// INSERT POINT: _endif ( newX != this.x || newY != this.y ) {// change easing function when scroller goes out of the boundariesif ( newX > 0 || newX < this.maxScrollX || newY > 0 || newY < this.maxScrollY ) {easing = utils.ease.quadratic;}this.scrollTo(newX, newY, time, easing);return;}this._execEvent('scrollEnd');},_resize: function () {var that = this;clearTimeout(this.resizeTimeout);this.resizeTimeout = setTimeout(function () {that.refresh();}, this.options.resizePolling);},resetPosition: function (time) {var x = this.x,y = this.y;time = time || 0;if ( !this.hasHorizontalScroll || this.x > 0 ) {x = 0;} else if ( this.x < this.maxScrollX ) {x = this.maxScrollX;}if ( !this.hasVerticalScroll || this.y > 0 ) {y = 0;} else if ( this.y < this.maxScrollY ) {y = this.maxScrollY;}if ( x == this.x && y == this.y ) {return false;}this.scrollTo(x, y, time, this.options.bounceEasing);return true;},disable: function () {this.enabled = false;},enable: function () {this.enabled = true;},refresh: function () {utils.getRect(this.wrapper); // Force reflowthis.wrapperWidth = this.wrapper.clientWidth;this.wrapperHeight = this.wrapper.clientHeight;var rect = utils.getRect(this.scroller);/* REPLACE START: refresh */this.scrollerWidth = rect.width;this.scrollerHeight = rect.height;this.maxScrollX = this.wrapperWidth - this.scrollerWidth;this.maxScrollY = this.wrapperHeight - this.scrollerHeight;/* REPLACE END: refresh */this.hasHorizontalScroll = this.options.scrollX && this.maxScrollX < 0;this.hasVerticalScroll = this.options.scrollY && this.maxScrollY < 0;if ( !this.hasHorizontalScroll ) {this.maxScrollX = 0;this.scrollerWidth = this.wrapperWidth;}if ( !this.hasVerticalScroll ) {this.maxScrollY = 0;this.scrollerHeight = this.wrapperHeight;}this.endTime = 0;this.directionX = 0;this.directionY = 0;if(utils.hasPointer && !this.options.disablePointer) {// The wrapper should have `touchAction` property for using pointerEvent.this.wrapper.style[utils.style.touchAction] = utils.getTouchAction(this.options.eventPassthrough, true);// case. not support 'pinch-zoom'// https://github.com/cubiq/iscroll/issues/1118#issuecomment-270057583if (!this.wrapper.style[utils.style.touchAction]) {this.wrapper.style[utils.style.touchAction] = utils.getTouchAction(this.options.eventPassthrough, false);}}this.wrapperOffset = utils.offset(this.wrapper);this._execEvent('refresh');this.resetPosition();// INSERT POINT: _refresh},on: function (type, fn) {if ( !this._events[type] ) {this._events[type] = [];}this._events[type].push(fn);},off: function (type, fn) {if ( !this._events[type] ) {return;}var index = this._events[type].indexOf(fn);if ( index > -1 ) {this._events[type].splice(index, 1);}},_execEvent: function (type) {if ( !this._events[type] ) {return;}var i = 0,l = this._events[type].length;if ( !l ) {return;}for ( ; i < l; i++ ) {this._events[type][i].apply(this, [].slice.call(arguments, 1));}},scrollBy: function (x, y, time, easing) {x = this.x + x;y = this.y + y;time = time || 0;this.scrollTo(x, y, time, easing);},scrollTo: function (x, y, time, easing) {easing = easing || utils.ease.circular;this.isInTransition = this.options.useTransition && time > 0;var transitionType = this.options.useTransition && easing.style;if ( !time || transitionType ) {if(transitionType) {this._transitionTimingFunction(easing.style);this._transitionTime(time);}this._translate(x, y);} else {this._animate(x, y, time, easing.fn);}},scrollToElement: function (el, time, offsetX, offsetY, easing) {el = el.nodeType ? el : this.scroller.querySelector(el);if ( !el ) {return;}var pos = utils.offset(el);pos.left -= this.wrapperOffset.left;pos.top -= this.wrapperOffset.top;// if offsetX/Y are true we center the element to the screenvar elRect = utils.getRect(el);var wrapperRect = utils.getRect(this.wrapper);if ( offsetX === true ) {offsetX = Math.round(elRect.width / 2 - wrapperRect.width / 2);}if ( offsetY === true ) {offsetY = Math.round(elRect.height / 2 - wrapperRect.height / 2);}pos.left -= offsetX || 0;pos.top -= offsetY || 0;pos.left = pos.left > 0 ? 0 : pos.left < this.maxScrollX ? this.maxScrollX : pos.left;pos.top = pos.top > 0 ? 0 : pos.top < this.maxScrollY ? this.maxScrollY : pos.top;time = time === undefined || time === null || time === 'auto' ? Math.max(Math.abs(this.x-pos.left), Math.abs(this.y-pos.top)) : time;this.scrollTo(pos.left, pos.top, time, easing);},_transitionTime: function (time) {if (!this.options.useTransition) {return;}time = time || 0;var durationProp = utils.style.transitionDuration;if(!durationProp) {return;}this.scrollerStyle[durationProp] = time + 'ms';if ( !time && utils.isBadAndroid ) {this.scrollerStyle[durationProp] = '0.0001ms';// remove 0.0001msvar self = this;rAF(function() {if(self.scrollerStyle[durationProp] === '0.0001ms') {self.scrollerStyle[durationProp] = '0s';}});}if ( this.indicators ) {for ( var i = this.indicators.length; i--; ) {this.indicators[i].transitionTime(time);}}// INSERT POINT: _transitionTime},_transitionTimingFunction: function (easing) {this.scrollerStyle[utils.style.transitionTimingFunction] = easing;if ( this.indicators ) {for ( var i = this.indicators.length; i--; ) {this.indicators[i].transitionTimingFunction(easing);}}// INSERT POINT: _transitionTimingFunction},_translate: function (x, y) {if ( this.options.useTransform ) {/* REPLACE START: _translate */this.scrollerStyle[utils.style.transform] = 'translate(' + x + 'px,' + y + 'px)' + this.translateZ;/* REPLACE END: _translate */} else {x = Math.round(x);y = Math.round(y);this.scrollerStyle.left = x + 'px';this.scrollerStyle.top = y + 'px';}this.x = x;this.y = y;if ( this.indicators ) {for ( var i = this.indicators.length; i--; ) {this.indicators[i].updatePosition();}}// INSERT POINT: _translate},_initEvents: function (remove) {var eventType = remove ? utils.removeEvent : utils.addEvent,target = this.options.bindToWrapper ? this.wrapper : window;eventType(window, 'orientationchange', this);eventType(window, 'resize', this);if ( this.options.click ) {eventType(this.wrapper, 'click', this, true);}if ( !this.options.disableMouse ) {eventType(this.wrapper, 'mousedown', this);eventType(target, 'mousemove', this);eventType(target, 'mousecancel', this);eventType(target, 'mouseup', this);}if ( utils.hasPointer && !this.options.disablePointer ) {eventType(this.wrapper, utils.prefixPointerEvent('pointerdown'), this);eventType(target, utils.prefixPointerEvent('pointermove'), this);eventType(target, utils.prefixPointerEvent('pointercancel'), this);eventType(target, utils.prefixPointerEvent('pointerup'), this);}if ( utils.hasTouch && !this.options.disableTouch ) {eventType(this.wrapper, 'touchstart', this);eventType(target, 'touchmove', this);eventType(target, 'touchcancel', this);eventType(target, 'touchend', this);}eventType(this.scroller, 'transitionend', this);eventType(this.scroller, 'webkitTransitionEnd', this);eventType(this.scroller, 'oTransitionEnd', this);eventType(this.scroller, 'MSTransitionEnd', this);},getComputedPosition: function () {var matrix = window.getComputedStyle(this.scroller, null),x, y;if ( this.options.useTransform ) {matrix = matrix[utils.style.transform].split(')')[0].split(', ');x = +(matrix[12] || matrix[4]);y = +(matrix[13] || matrix[5]);} else {x = +matrix.left.replace(/[^-\d.]/g, '');y = +matrix.top.replace(/[^-\d.]/g, '');}return { x: x, y: y };},_initIndicators: function () {var interactive = this.options.interactiveScrollbars,customStyle = typeof this.options.scrollbars != 'string',indicators = [],indicator;var that = this;this.indicators = [];if ( this.options.scrollbars ) {// Vertical scrollbarif ( this.options.scrollY ) {indicator = {el: createDefaultScrollbar('v', interactive, this.options.scrollbars),interactive: interactive,defaultScrollbars: true,customStyle: customStyle,resize: this.options.resizeScrollbars,shrink: this.options.shrinkScrollbars,fade: this.options.fadeScrollbars,listenX: false};this.wrapper.appendChild(indicator.el);indicators.push(indicator);}// Horizontal scrollbarif ( this.options.scrollX ) {indicator = {el: createDefaultScrollbar('h', interactive, this.options.scrollbars),interactive: interactive,defaultScrollbars: true,customStyle: customStyle,resize: this.options.resizeScrollbars,shrink: this.options.shrinkScrollbars,fade: this.options.fadeScrollbars,listenY: false};this.wrapper.appendChild(indicator.el);indicators.push(indicator);}}if ( this.options.indicators ) {// TODO: check concat compatibilityindicators = indicators.concat(this.options.indicators);}for ( var i = indicators.length; i--; ) {this.indicators.push( new Indicator(this, indicators[i]) );}// TODO: check if we can use array.map (wide compatibility and performance issues)function _indicatorsMap (fn) {if (that.indicators) {for ( var i = that.indicators.length; i--; ) {fn.call(that.indicators[i]);}}}if ( this.options.fadeScrollbars ) {this.on('scrollEnd', function () {_indicatorsMap(function () {this.fade();});});this.on('scrollCancel', function () {_indicatorsMap(function () {this.fade();});});this.on('scrollStart', function () {_indicatorsMap(function () {this.fade(1);});});this.on('beforeScrollStart', function () {_indicatorsMap(function () {this.fade(1, true);});});}this.on('refresh', function () {_indicatorsMap(function () {this.refresh();});});this.on('destroy', function () {_indicatorsMap(function () {this.destroy();});delete this.indicators;});},_initWheel: function () {utils.addEvent(this.wrapper, 'wheel', this);utils.addEvent(this.wrapper, 'mousewheel', this);utils.addEvent(this.wrapper, 'DOMMouseScroll', this);this.on('destroy', function () {clearTimeout(this.wheelTimeout);this.wheelTimeout = null;utils.removeEvent(this.wrapper, 'wheel', this);utils.removeEvent(this.wrapper, 'mousewheel', this);utils.removeEvent(this.wrapper, 'DOMMouseScroll', this);});},_wheel: function (e) {if ( !this.enabled ) {return;}e.preventDefault();var wheelDeltaX, wheelDeltaY,newX, newY,that = this;if ( this.wheelTimeout === undefined ) {that._execEvent('scrollStart');}// Execute the scrollEnd event after 400ms the wheel stopped scrollingclearTimeout(this.wheelTimeout);this.wheelTimeout = setTimeout(function () {if(!that.options.snap) {that._execEvent('scrollEnd');}that.wheelTimeout = undefined;}, 400);if ( 'deltaX' in e ) {if (e.deltaMode === 1) {wheelDeltaX = -e.deltaX * this.options.mouseWheelSpeed;wheelDeltaY = -e.deltaY * this.options.mouseWheelSpeed;} else {wheelDeltaX = -e.deltaX;wheelDeltaY = -e.deltaY;}} else if ( 'wheelDeltaX' in e ) {wheelDeltaX = e.wheelDeltaX / 120 * this.options.mouseWheelSpeed;wheelDeltaY = e.wheelDeltaY / 120 * this.options.mouseWheelSpeed;} else if ( 'wheelDelta' in e ) {wheelDeltaX = wheelDeltaY = e.wheelDelta / 120 * this.options.mouseWheelSpeed;} else if ( 'detail' in e ) {wheelDeltaX = wheelDeltaY = -e.detail / 3 * this.options.mouseWheelSpeed;} else {return;}wheelDeltaX *= this.options.invertWheelDirection;wheelDeltaY *= this.options.invertWheelDirection;if ( !this.hasVerticalScroll ) {wheelDeltaX = wheelDeltaY;wheelDeltaY = 0;}if ( this.options.snap ) {newX = this.currentPage.pageX;newY = this.currentPage.pageY;if ( wheelDeltaX > 0 ) {newX--;} else if ( wheelDeltaX < 0 ) {newX++;}if ( wheelDeltaY > 0 ) {newY--;} else if ( wheelDeltaY < 0 ) {newY++;}this.goToPage(newX, newY);return;}newX = this.x + Math.round(this.hasHorizontalScroll ? wheelDeltaX : 0);newY = this.y + Math.round(this.hasVerticalScroll ? wheelDeltaY : 0);this.directionX = wheelDeltaX > 0 ? -1 : wheelDeltaX < 0 ? 1 : 0;this.directionY = wheelDeltaY > 0 ? -1 : wheelDeltaY < 0 ? 1 : 0;if ( newX > 0 ) {newX = 0;} else if ( newX < this.maxScrollX ) {newX = this.maxScrollX;}if ( newY > 0 ) {newY = 0;} else if ( newY < this.maxScrollY ) {newY = this.maxScrollY;}this.scrollTo(newX, newY, 0);// INSERT POINT: _wheel},_initSnap: function () {this.currentPage = {};if ( typeof this.options.snap == 'string' ) {this.options.snap = this.scroller.querySelectorAll(this.options.snap);}this.on('refresh', function () {var i = 0, l,m = 0, n,cx, cy,x = 0, y,stepX = this.options.snapStepX || this.wrapperWidth,stepY = this.options.snapStepY || this.wrapperHeight,el,rect;this.pages = [];if ( !this.wrapperWidth || !this.wrapperHeight || !this.scrollerWidth || !this.scrollerHeight ) {return;}if ( this.options.snap === true ) {cx = Math.round( stepX / 2 );cy = Math.round( stepY / 2 );while ( x > -this.scrollerWidth ) {this.pages[i] = [];l = 0;y = 0;while ( y > -this.scrollerHeight ) {this.pages[i][l] = {x: Math.max(x, this.maxScrollX),y: Math.max(y, this.maxScrollY),width: stepX,height: stepY,cx: x - cx,cy: y - cy};y -= stepY;l++;}x -= stepX;i++;}} else {el = this.options.snap;l = el.length;n = -1;for ( ; i < l; i++ ) {rect = utils.getRect(el[i]);if ( i === 0 || rect.left <= utils.getRect(el[i-1]).left ) {m = 0;n++;}if ( !this.pages[m] ) {this.pages[m] = [];}x = Math.max(-rect.left, this.maxScrollX);y = Math.max(-rect.top, this.maxScrollY);cx = x - Math.round(rect.width / 2);cy = y - Math.round(rect.height / 2);this.pages[m][n] = {x: x,y: y,width: rect.width,height: rect.height,cx: cx,cy: cy};if ( x > this.maxScrollX ) {m++;}}}this.goToPage(this.currentPage.pageX || 0, this.currentPage.pageY || 0, 0);// Update snap threshold if neededif ( this.options.snapThreshold % 1 === 0 ) {this.snapThresholdX = this.options.snapThreshold;this.snapThresholdY = this.options.snapThreshold;} else {this.snapThresholdX = Math.round(this.pages[this.currentPage.pageX][this.currentPage.pageY].width * this.options.snapThreshold);this.snapThresholdY = Math.round(this.pages[this.currentPage.pageX][this.currentPage.pageY].height * this.options.snapThreshold);}});this.on('flick', function () {var time = this.options.snapSpeed || Math.max(Math.max(Math.min(Math.abs(this.x - this.startX), 1000),Math.min(Math.abs(this.y - this.startY), 1000)), 300);this.goToPage(this.currentPage.pageX + this.directionX,this.currentPage.pageY + this.directionY,time);});},_nearestSnap: function (x, y) {if ( !this.pages.length ) {return { x: 0, y: 0, pageX: 0, pageY: 0 };}var i = 0,l = this.pages.length,m = 0;// Check if we exceeded the snap thresholdif ( Math.abs(x - this.absStartX) < this.snapThresholdX &&Math.abs(y - this.absStartY) < this.snapThresholdY ) {return this.currentPage;}if ( x > 0 ) {x = 0;} else if ( x < this.maxScrollX ) {x = this.maxScrollX;}if ( y > 0 ) {y = 0;} else if ( y < this.maxScrollY ) {y = this.maxScrollY;}for ( ; i < l; i++ ) {if ( x >= this.pages[i][0].cx ) {x = this.pages[i][0].x;break;}}l = this.pages[i].length;for ( ; m < l; m++ ) {if ( y >= this.pages[0][m].cy ) {y = this.pages[0][m].y;break;}}if ( i == this.currentPage.pageX ) {i += this.directionX;if ( i < 0 ) {i = 0;} else if ( i >= this.pages.length ) {i = this.pages.length - 1;}x = this.pages[i][0].x;}if ( m == this.currentPage.pageY ) {m += this.directionY;if ( m < 0 ) {m = 0;} else if ( m >= this.pages[0].length ) {m = this.pages[0].length - 1;}y = this.pages[0][m].y;}return {x: x,y: y,pageX: i,pageY: m};},goToPage: function (x, y, time, easing) {easing = easing || this.options.bounceEasing;if ( x >= this.pages.length ) {x = this.pages.length - 1;} else if ( x < 0 ) {x = 0;}if ( y >= this.pages[x].length ) {y = this.pages[x].length - 1;} else if ( y < 0 ) {y = 0;}var posX = this.pages[x][y].x,posY = this.pages[x][y].y;time = time === undefined ? this.options.snapSpeed || Math.max(Math.max(Math.min(Math.abs(posX - this.x), 1000),Math.min(Math.abs(posY - this.y), 1000)), 300) : time;this.currentPage = {x: posX,y: posY,pageX: x,pageY: y};this.scrollTo(posX, posY, time, easing);},next: function (time, easing) {var x = this.currentPage.pageX,y = this.currentPage.pageY;x++;if ( x >= this.pages.length && this.hasVerticalScroll ) {x = 0;y++;}this.goToPage(x, y, time, easing);},prev: function (time, easing) {var x = this.currentPage.pageX,y = this.currentPage.pageY;x--;if ( x < 0 && this.hasVerticalScroll ) {x = 0;y--;}this.goToPage(x, y, time, easing);},_initKeys: function (e) {// default key bindingsvar keys = {pageUp: 33,pageDown: 34,end: 35,home: 36,left: 37,up: 38,right: 39,down: 40};var i;// if you give me characters I give you keycodeif ( typeof this.options.keyBindings == 'object' ) {for ( i in this.options.keyBindings ) {if ( typeof this.options.keyBindings[i] == 'string' ) {this.options.keyBindings[i] = this.options.keyBindings[i].toUpperCase().charCodeAt(0);}}} else {this.options.keyBindings = {};}for ( i in keys ) {this.options.keyBindings[i] = this.options.keyBindings[i] || keys[i];}utils.addEvent(window, 'keydown', this);this.on('destroy', function () {utils.removeEvent(window, 'keydown', this);});},_key: function (e) {if ( !this.enabled ) {return;}var snap = this.options.snap, // we are using this alot, better to cache itnewX = snap ? this.currentPage.pageX : this.x,newY = snap ? this.currentPage.pageY : this.y,now = utils.getTime(),prevTime = this.keyTime || 0,acceleration = 0.250,pos;if ( this.options.useTransition && this.isInTransition ) {pos = this.getComputedPosition();this._translate(Math.round(pos.x), Math.round(pos.y));this.isInTransition = false;}this.keyAcceleration = now - prevTime < 200 ? Math.min(this.keyAcceleration + acceleration, 50) : 0;switch ( e.keyCode ) {case this.options.keyBindings.pageUp:if ( this.hasHorizontalScroll && !this.hasVerticalScroll ) {newX += snap ? 1 : this.wrapperWidth;} else {newY += snap ? 1 : this.wrapperHeight;}break;case this.options.keyBindings.pageDown:if ( this.hasHorizontalScroll && !this.hasVerticalScroll ) {newX -= snap ? 1 : this.wrapperWidth;} else {newY -= snap ? 1 : this.wrapperHeight;}break;case this.options.keyBindings.end:newX = snap ? this.pages.length-1 : this.maxScrollX;newY = snap ? this.pages[0].length-1 : this.maxScrollY;break;case this.options.keyBindings.home:newX = 0;newY = 0;break;case this.options.keyBindings.left:newX += snap ? -1 : 5 + this.keyAcceleration>>0;break;case this.options.keyBindings.up:newY += snap ? 1 : 5 + this.keyAcceleration>>0;break;case this.options.keyBindings.right:newX -= snap ? -1 : 5 + this.keyAcceleration>>0;break;case this.options.keyBindings.down:newY -= snap ? 1 : 5 + this.keyAcceleration>>0;break;default:return;}if ( snap ) {this.goToPage(newX, newY);return;}if ( newX > 0 ) {newX = 0;this.keyAcceleration = 0;} else if ( newX < this.maxScrollX ) {newX = this.maxScrollX;this.keyAcceleration = 0;}if ( newY > 0 ) {newY = 0;this.keyAcceleration = 0;} else if ( newY < this.maxScrollY ) {newY = this.maxScrollY;this.keyAcceleration = 0;}this.scrollTo(newX, newY, 0);this.keyTime = now;},_animate: function (destX, destY, duration, easingFn) {var that = this,startX = this.x,startY = this.y,startTime = utils.getTime(),destTime = startTime + duration;function step () {var now = utils.getTime(),newX, newY,easing;if ( now >= destTime ) {that.isAnimating = false;that._translate(destX, destY);if ( !that.resetPosition(that.options.bounceTime) ) {that._execEvent('scrollEnd');}return;}now = ( now - startTime ) / duration;easing = easingFn(now);newX = ( destX - startX ) * easing + startX;newY = ( destY - startY ) * easing + startY;that._translate(newX, newY);if ( that.isAnimating ) {rAF(step);}}this.isAnimating = true;step();},handleEvent: function (e) {switch ( e.type ) {case 'touchstart':case 'pointerdown':case 'MSPointerDown':case 'mousedown':this._start(e);break;case 'touchmove':case 'pointermove':case 'MSPointerMove':case 'mousemove':this._move(e);break;case 'touchend':case 'pointerup':case 'MSPointerUp':case 'mouseup':case 'touchcancel':case 'pointercancel':case 'MSPointerCancel':case 'mousecancel':this._end(e);break;case 'orientationchange':case 'resize':this._resize();break;case 'transitionend':case 'webkitTransitionEnd':case 'oTransitionEnd':case 'MSTransitionEnd':this._transitionEnd(e);break;case 'wheel':case 'DOMMouseScroll':case 'mousewheel':this._wheel(e);break;case 'keydown':this._key(e);break;case 'click':if ( this.enabled && !e._constructed ) {e.preventDefault();e.stopPropagation();}break;}}};function createDefaultScrollbar (direction, interactive, type) {var scrollbar = document.createElement('div'),indicator = document.createElement('div');if ( type === true ) {scrollbar.style.cssText = 'position:absolute;z-index:9999';indicator.style.cssText = '-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;position:absolute;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.9);border-radius:3px';}indicator.className = 'iScrollIndicator';if ( direction == 'h' ) {if ( type === true ) {scrollbar.style.cssText += ';height:7px;left:2px;right:2px;bottom:0';indicator.style.height = '100%';}scrollbar.className = 'iScrollHorizontalScrollbar';} else {if ( type === true ) {scrollbar.style.cssText += ';width:7px;bottom:2px;top:2px;right:1px';indicator.style.width = '100%';}scrollbar.className = 'iScrollVerticalScrollbar';}scrollbar.style.cssText += ';overflow:hidden';if ( !interactive ) {scrollbar.style.pointerEvents = 'none';}scrollbar.appendChild(indicator);return scrollbar;}function Indicator (scroller, options) {this.wrapper = typeof options.el == 'string' ? document.querySelector(options.el) : options.el;this.wrapperStyle = this.wrapper.style;this.indicator = this.wrapper.children[0];this.indicatorStyle = this.indicator.style;this.scroller = scroller;this.options = {listenX: true,listenY: true,interactive: false,resize: true,defaultScrollbars: false,shrink: false,fade: false,speedRatioX: 0,speedRatioY: 0};for ( var i in options ) {this.options[i] = options[i];}this.sizeRatioX = 1;this.sizeRatioY = 1;this.maxPosX = 0;this.maxPosY = 0;if ( this.options.interactive ) {if ( !this.options.disableTouch ) {utils.addEvent(this.indicator, 'touchstart', this);utils.addEvent(window, 'touchend', this);}if ( !this.options.disablePointer ) {utils.addEvent(this.indicator, utils.prefixPointerEvent('pointerdown'), this);utils.addEvent(window, utils.prefixPointerEvent('pointerup'), this);}if ( !this.options.disableMouse ) {utils.addEvent(this.indicator, 'mousedown', this);utils.addEvent(window, 'mouseup', this);}}if ( this.options.fade ) {this.wrapperStyle[utils.style.transform] = this.scroller.translateZ;var durationProp = utils.style.transitionDuration;if(!durationProp) {return;}this.wrapperStyle[durationProp] = utils.isBadAndroid ? '0.0001ms' : '0ms';// remove 0.0001msvar self = this;if(utils.isBadAndroid) {rAF(function() {if(self.wrapperStyle[durationProp] === '0.0001ms') {self.wrapperStyle[durationProp] = '0s';}});}this.wrapperStyle.opacity = '0';}}Indicator.prototype = {handleEvent: function (e) {switch ( e.type ) {case 'touchstart':case 'pointerdown':case 'MSPointerDown':case 'mousedown':this._start(e);break;case 'touchmove':case 'pointermove':case 'MSPointerMove':case 'mousemove':this._move(e);break;case 'touchend':case 'pointerup':case 'MSPointerUp':case 'mouseup':case 'touchcancel':case 'pointercancel':case 'MSPointerCancel':case 'mousecancel':this._end(e);break;}},destroy: function () {if ( this.options.fadeScrollbars ) {clearTimeout(this.fadeTimeout);this.fadeTimeout = null;}if ( this.options.interactive ) {utils.removeEvent(this.indicator, 'touchstart', this);utils.removeEvent(this.indicator, utils.prefixPointerEvent('pointerdown'), this);utils.removeEvent(this.indicator, 'mousedown', this);utils.removeEvent(window, 'touchmove', this);utils.removeEvent(window, utils.prefixPointerEvent('pointermove'), this);utils.removeEvent(window, 'mousemove', this);utils.removeEvent(window, 'touchend', this);utils.removeEvent(window, utils.prefixPointerEvent('pointerup'), this);utils.removeEvent(window, 'mouseup', this);}if ( this.options.defaultScrollbars && this.wrapper.parentNode ) {this.wrapper.parentNode.removeChild(this.wrapper);}},_start: function (e) {var point = e.touches ? e.touches[0] : e;e.preventDefault();e.stopPropagation();this.transitionTime();this.initiated = true;this.moved = false;this.lastPointX = point.pageX;this.lastPointY = point.pageY;this.startTime = utils.getTime();if ( !this.options.disableTouch ) {utils.addEvent(window, 'touchmove', this);}if ( !this.options.disablePointer ) {utils.addEvent(window, utils.prefixPointerEvent('pointermove'), this);}if ( !this.options.disableMouse ) {utils.addEvent(window, 'mousemove', this);}this.scroller._execEvent('beforeScrollStart');},_move: function (e) {var point = e.touches ? e.touches[0] : e,deltaX, deltaY,newX, newY,timestamp = utils.getTime();if ( !this.moved ) {this.scroller._execEvent('scrollStart');}this.moved = true;deltaX = point.pageX - this.lastPointX;this.lastPointX = point.pageX;deltaY = point.pageY - this.lastPointY;this.lastPointY = point.pageY;newX = this.x + deltaX;newY = this.y + deltaY;this._pos(newX, newY);// INSERT POINT: indicator._movee.preventDefault();e.stopPropagation();},_end: function (e) {if ( !this.initiated ) {return;}this.initiated = false;e.preventDefault();e.stopPropagation();utils.removeEvent(window, 'touchmove', this);utils.removeEvent(window, utils.prefixPointerEvent('pointermove'), this);utils.removeEvent(window, 'mousemove', this);if ( this.scroller.options.snap ) {var snap = this.scroller._nearestSnap(this.scroller.x, this.scroller.y);var time = this.options.snapSpeed || Math.max(Math.max(Math.min(Math.abs(this.scroller.x - snap.x), 1000),Math.min(Math.abs(this.scroller.y - snap.y), 1000)), 300);if ( this.scroller.x != snap.x || this.scroller.y != snap.y ) {this.scroller.directionX = 0;this.scroller.directionY = 0;this.scroller.currentPage = snap;this.scroller.scrollTo(snap.x, snap.y, time, this.scroller.options.bounceEasing);}}if ( this.moved ) {this.scroller._execEvent('scrollEnd');}},transitionTime: function (time) {time = time || 0;var durationProp = utils.style.transitionDuration;if(!durationProp) {return;}this.indicatorStyle[durationProp] = time + 'ms';if ( !time && utils.isBadAndroid ) {this.indicatorStyle[durationProp] = '0.0001ms';// remove 0.0001msvar self = this;rAF(function() {if(self.indicatorStyle[durationProp] === '0.0001ms') {self.indicatorStyle[durationProp] = '0s';}});}},transitionTimingFunction: function (easing) {this.indicatorStyle[utils.style.transitionTimingFunction] = easing;},refresh: function () {this.transitionTime();if ( this.options.listenX && !this.options.listenY ) {this.indicatorStyle.display = this.scroller.hasHorizontalScroll ? 'block' : 'none';} else if ( this.options.listenY && !this.options.listenX ) {this.indicatorStyle.display = this.scroller.hasVerticalScroll ? 'block' : 'none';} else {this.indicatorStyle.display = this.scroller.hasHorizontalScroll || this.scroller.hasVerticalScroll ? 'block' : 'none';}if ( this.scroller.hasHorizontalScroll && this.scroller.hasVerticalScroll ) {utils.addClass(this.wrapper, 'iScrollBothScrollbars');utils.removeClass(this.wrapper, 'iScrollLoneScrollbar');if ( this.options.defaultScrollbars && this.options.customStyle ) {if ( this.options.listenX ) {this.wrapper.style.right = '8px';} else {this.wrapper.style.bottom = '8px';}}} else {utils.removeClass(this.wrapper, 'iScrollBothScrollbars');utils.addClass(this.wrapper, 'iScrollLoneScrollbar');if ( this.options.defaultScrollbars && this.options.customStyle ) {if ( this.options.listenX ) {this.wrapper.style.right = '2px';} else {this.wrapper.style.bottom = '2px';}}}utils.getRect(this.wrapper); // force refreshif ( this.options.listenX ) {this.wrapperWidth = this.wrapper.clientWidth;if ( this.options.resize ) {this.indicatorWidth = Math.max(Math.round(this.wrapperWidth * this.wrapperWidth / (this.scroller.scrollerWidth || this.wrapperWidth || 1)), 8);this.indicatorStyle.width = this.indicatorWidth + 'px';} else {this.indicatorWidth = this.indicator.clientWidth;}this.maxPosX = this.wrapperWidth - this.indicatorWidth;if ( this.options.shrink == 'clip' ) {this.minBoundaryX = -this.indicatorWidth + 8;this.maxBoundaryX = this.wrapperWidth - 8;} else {this.minBoundaryX = 0;this.maxBoundaryX = this.maxPosX;}this.sizeRatioX = this.options.speedRatioX || (this.scroller.maxScrollX && (this.maxPosX / this.scroller.maxScrollX));}if ( this.options.listenY ) {this.wrapperHeight = this.wrapper.clientHeight;if ( this.options.resize ) {this.indicatorHeight = Math.max(Math.round(this.wrapperHeight * this.wrapperHeight / (this.scroller.scrollerHeight || this.wrapperHeight || 1)), 8);this.indicatorStyle.height = this.indicatorHeight + 'px';} else {this.indicatorHeight = this.indicator.clientHeight;}this.maxPosY = this.wrapperHeight - this.indicatorHeight;if ( this.options.shrink == 'clip' ) {this.minBoundaryY = -this.indicatorHeight + 8;this.maxBoundaryY = this.wrapperHeight - 8;} else {this.minBoundaryY = 0;this.maxBoundaryY = this.maxPosY;}this.maxPosY = this.wrapperHeight - this.indicatorHeight;this.sizeRatioY = this.options.speedRatioY || (this.scroller.maxScrollY && (this.maxPosY / this.scroller.maxScrollY));}this.updatePosition();},updatePosition: function () {var x = this.options.listenX && Math.round(this.sizeRatioX * this.scroller.x) || 0,y = this.options.listenY && Math.round(this.sizeRatioY * this.scroller.y) || 0;if ( !this.options.ignoreBoundaries ) {if ( x < this.minBoundaryX ) {if ( this.options.shrink == 'scale' ) {this.width = Math.max(this.indicatorWidth + x, 8);this.indicatorStyle.width = this.width + 'px';}x = this.minBoundaryX;} else if ( x > this.maxBoundaryX ) {if ( this.options.shrink == 'scale' ) {this.width = Math.max(this.indicatorWidth - (x - this.maxPosX), 8);this.indicatorStyle.width = this.width + 'px';x = this.maxPosX + this.indicatorWidth - this.width;} else {x = this.maxBoundaryX;}} else if ( this.options.shrink == 'scale' && this.width != this.indicatorWidth ) {this.width = this.indicatorWidth;this.indicatorStyle.width = this.width + 'px';}if ( y < this.minBoundaryY ) {if ( this.options.shrink == 'scale' ) {this.height = Math.max(this.indicatorHeight + y * 3, 8);this.indicatorStyle.height = this.height + 'px';}y = this.minBoundaryY;} else if ( y > this.maxBoundaryY ) {if ( this.options.shrink == 'scale' ) {this.height = Math.max(this.indicatorHeight - (y - this.maxPosY) * 3, 8);this.indicatorStyle.height = this.height + 'px';y = this.maxPosY + this.indicatorHeight - this.height;} else {y = this.maxBoundaryY;}} else if ( this.options.shrink == 'scale' && this.height != this.indicatorHeight ) {this.height = this.indicatorHeight;this.indicatorStyle.height = this.height + 'px';}}this.x = x;this.y = y;if ( this.scroller.options.useTransform ) {this.indicatorStyle[utils.style.transform] = 'translate(' + x + 'px,' + y + 'px)' + this.scroller.translateZ;} else {this.indicatorStyle.left = x + 'px';this.indicatorStyle.top = y + 'px';}},_pos: function (x, y) {if ( x < 0 ) {x = 0;} else if ( x > this.maxPosX ) {x = this.maxPosX;}if ( y < 0 ) {y = 0;} else if ( y > this.maxPosY ) {y = this.maxPosY;}x = this.options.listenX ? Math.round(x / this.sizeRatioX) : this.scroller.x;y = this.options.listenY ? Math.round(y / this.sizeRatioY) : this.scroller.y;this.scroller.scrollTo(x, y);},fade: function (val, hold) {if ( hold && !this.visible ) {return;}clearTimeout(this.fadeTimeout);this.fadeTimeout = null;var time = val ? 250 : 500,delay = val ? 0 : 300;val = val ? '1' : '0';this.wrapperStyle[utils.style.transitionDuration] = time + 'ms';this.fadeTimeout = setTimeout((function (val) {this.wrapperStyle.opacity = val;this.visible = +val;}).bind(this, val), delay);}};IScroll.utils = utils;if ( typeof module != 'undefined' && module.exports ) {module.exports = IScroll;} else if ( typeof define == 'function' && define.amd ) {define( function () { return IScroll; } );} else {window.IScroll = IScroll;}})(window, document, Math);