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idangerous.swiper-1.8.js
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/*
* Swiper 1.8 - Mobile Touch Slider
* http://www.idangero.us/sliders/swiper/
*
* Copyright 2012, Vladimir Kharlampidi
* The iDangero.us
* http://www.idangero.us/
*
* Licensed under GPL & MIT
*
* Updated on: January 21, 2013
*/
Swiper = function(selector, params, callback) {
/*=========================
A little bit dirty but required part for IE8 and old FF support
===========================*/
if (!window.addEventListener) {
if (!window.Element)
Element = function () { };
Element.prototype.addEventListener = HTMLDocument.prototype.addEventListener = addEventListener = function (type, listener, useCapture) { this.attachEvent('on' + type, listener); }
Element.prototype.removeEventListener = HTMLDocument.prototype.removeEventListener = removeEventListener = function (type, listener, useCapture) { this.detachEvent('on' + type, listener); }
}
if (document.body.__defineGetter__) {
if (HTMLElement) {
var element = HTMLElement.prototype;
if (element.__defineGetter__)
element.__defineGetter__("outerHTML", function () { return new XMLSerializer().serializeToString(this); } );
}
}
if (!window.getComputedStyle) {
window.getComputedStyle = function (el, pseudo) {
this.el = el;
this.getPropertyValue = function (prop) {
var re = /(\-([a-z]){1})/g;
if (prop == 'float') prop = 'styleFloat';
if (re.test(prop)) {
prop = prop.replace(re, function () {
return arguments[2].toUpperCase();
});
}
return el.currentStyle[prop] ? el.currentStyle[prop] : null;
}
return this;
}
}
/* End Of Polyfills*/
if (!document.querySelectorAll||document.querySelectorAll(selector).length==0) return;
function dQ(s) {
return document.querySelectorAll(s)
}
var _this = this
_this.touches = {};
_this.positions = {
current : 0
};
_this.id = (new Date()).getTime();
_this.container = dQ(selector)[0];
_this.times = {};
_this.isTouched = false;
_this.realIndex = 0;
_this.activeSlide = 0;
_this.previousSlide = null;
/*=========================
New Support Object
===========================*/
_this.support = {
touch : _this.isSupportTouch(),
threeD : _this.isSupport3D()
}
//For fallback with older versions
_this.use3D = _this.support.threeD;
/*=========================
Default Parameters
===========================*/
var defaults = {
mode : 'horizontal',
ratio : 1,
speed : 300,
freeMode : false,
freeModeFluid : false,
slidesPerSlide : 1,
simulateTouch : true,
followFinger : true,
autoPlay:false,
onlyExternal : false,
createPagination : true,
pagination : false,
resistance : true,
scrollContainer : false,
preventLinks : true,
initialSlide: 0,
//Namespace
slideClass : 'swiper-slide',
wrapperClass : 'swiper-wrapper',
paginationClass: 'swiper-pagination-switch' ,
paginationActiveClass : 'swiper-active-switch'
}
params = params || {};
for (var prop in defaults) {
if (! (prop in params)) {
params[prop] = defaults[prop]
}
}
_this.params = params;
if (params.scrollContainer) {
params.freeMode = true;
params.freeModeFluid = true;
}
//Default Vars
var wrapper = dQ(selector+' .'+params.wrapperClass).item(0), isHorizontal,
slideSize, numOfSlides, wrapperSize, direction, isScrolling, containerSize;
//Wrapper
_this.wrapper = wrapper;
//Mode
isHorizontal = params.mode == 'horizontal';
//Define Touch Events
_this.touchEvents = {
touchStart : _this.support.touch || !params.simulateTouch ? 'touchstart' : (_this.ie10 ? 'MSPointerDown' : 'mousedown'),
touchMove : _this.support.touch || !params.simulateTouch ? 'touchmove' : (_this.ie10 ? 'MSPointerMove' : 'mousemove'),
touchEnd : _this.support.touch || !params.simulateTouch ? 'touchend' : (_this.ie10 ? 'MSPointerUp' : 'mouseup')
};
/*=========================
Slide API
===========================*/
_this._extendSwiperSlide = function (el) {
el.append = function () {
_this.wrapper.appendChild(el);
_this.reInit();
return el;
}
el.prepend = function () {
_this.wrapper.insertBefore(el, _this.wrapper.firstChild)
_this.reInit();
return el;
}
el.insertAfter = function (index) {
if(typeof index === undefined) return false;
var beforeSlide = dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass+':nth-child('+(index+2)+')')[0]
_this.wrapper.insertBefore(el, beforeSlide)
_this.reInit();
return el;
}
el.clone = function () {
return _this._extendSwiperSlide(el.cloneNode(true))
}
el.remove = function () {
_this.wrapper.removeChild(el);
_this.reInit()
}
el.html = function (html) {
if (typeof html == undefined) {
return el.innerHTML
}
else {
el.innerHTML = html;
return el;
}
}
el.index = function () {
var index
for (var i = _this.slides.length - 1; i >= 0; i--) {
if(el==_this.slides[i]) index = i
};
return index;
}
el.isActive = function () {
if (el.index() == _this.activeSlide) return true;
else return false;
}
if (!el.swiperSlideDataStorage) el.swiperSlideDataStorage={};
el.getData = function (name) {
return el.swiperSlideDataStorage[name]
}
el.setData = function (name, value) {
el.swiperSlideDataStorage[name] = value;
return el;
}
el.data = function (name, value) {
if (!value) {
return el.getAttribute('data-'+name);
}
else {
el.setAttribute('data-'+name,value);
return el;
}
}
return el;
}
//Calculate information about slides
_this._calcSlides = function () {
var oldNumber = _this.slides ? _this.slides.length : false;
_this.slides = dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass);
for (var i = _this.slides.length - 1; i >= 0; i--) {
_this._extendSwiperSlide(_this.slides[i]);
};
if (!oldNumber) return;
if(oldNumber!=_this.slides.length && _this.createPagination) {
// Number of slides has been changed
_this.createPagination();
_this.callPlugins('numberOfSlidesChanged')
}
}
_this._calcSlides();
//Create Slide
_this.createSlide = function (html, slideClassList, el) {
var slideClassList = slideClassList || _this.params.slideClass;
var el = el||'div';
var newSlide = document.createElement('div')
newSlide.innerHTML = html||'';
newSlide.className = slideClassList;
return _this._extendSwiperSlide(newSlide);
}
//Append Slide
_this.appendSlide = function (html, slideClassList, el) {
if (!html) return;
if (html instanceof HTMLElement) {
return _this._extendSwiperSlide(html).append()
}
else {
return _this.createSlide(html, slideClassList, el).append()
}
}
_this.prependSlide = function (html, slideClassList, el) {
if (!html) return;
if (html instanceof HTMLElement) {
return _this._extendSwiperSlide(html).prepend()
}
else {
return _this.createSlide(html, slideClassList, el).prepend()
}
}
_this.insertSlideAfter = function (index, html, slideClassList, el) {
if (!index) return false;
if (index instanceof HTMLElement) {
return _this._extendSwiperSlide(index).insertAfter(index)
}
else {
return _this.createSlide(html, slideClassList, el).insertAfter(index)
}
}
_this.removeSlide = function (index) {
if (_this.slides[index]) {
_this.slides[index].remove()
return true;
}
else return false;
}
_this.removeLastSlide = function () {
if (_this.slides.length>0) {
_this.slides[ (_this.slides.length-1) ].remove();
return true
}
else {
return false
}
}
_this.removeAllSlides = function () {
for (var i = _this.slides.length - 1; i >= 0; i--) {
_this.slides[i].remove()
};
}
_this.getSlide = function (index) {
return _this.slides[index]
}
_this.getLastSlide = function () {
return _this.slides[ _this.slides.length-1 ]
}
_this.getFirstSlide = function () {
return _this.slides[0]
}
//Currently Active Slide
_this.currentSlide = function () {
return _this.slides[_this.activeSlide]
}
/*=========================
Find All Plugins
!!! Plugins API is in beta !!!
===========================*/
var _plugins = [];
for (var plugin in _this.plugins) {
if (params[plugin]) {
var p = _this.plugins[plugin](_this, params[plugin])
if (p)
_plugins.push( p )
}
}
_this.callPlugins = function(method, args) {
if (!args) args = {}
for (var i=0; i<_plugins.length; i++) {
if (method in _plugins[i]) {
_plugins[i][method](args);
}
}
}
/*=========================
WP8 Fix
===========================*/
if (_this.ie10 && !params.onlyExternal) {
if (isHorizontal) _this.wrapper.classList.add('swiper-wp8-horizontal')
else _this.wrapper.classList.add('swiper-wp8-vertical')
}
/*=========================
Loop
===========================*/
if (params.loop) {
(function(){
numOfSlides = dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass).length
var slideFirstHTML = '';
var slideLastHTML = '';
//Grab First Slides
for (var i=0; i<params.slidesPerSlide; i++) {
slideFirstHTML+=dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass).item(i).outerHTML
}
//Grab Last Slides
for (var i=numOfSlides-params.slidesPerSlide; i<numOfSlides; i++) {
slideLastHTML+=dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass).item(i).outerHTML
}
wrapper.innerHTML = slideLastHTML + wrapper.innerHTML + slideFirstHTML;
_this._calcSlides()
_this.callPlugins('onCreateLoop');
})();
}
//Init Function
var firstInit = false;
_this.init = function(reInit) {
var newWidth = parseInt(window.getComputedStyle(_this.container, null).getPropertyValue('width'),10);
var newHeight = parseInt(window.getComputedStyle(_this.container, null).getPropertyValue('height'),10);
//IE8 Fixes
if(isNaN(newWidth)) {
newWidth = _this.container.offsetWidth - parseInt(window.getComputedStyle(_this.container, null).getPropertyValue('padding-left'),10) - parseInt(window.getComputedStyle(_this.container, null).getPropertyValue('padding-right'),10)
}
if(isNaN(newHeight)) {
newHeight = _this.container.offsetHeight - parseInt(window.getComputedStyle(_this.container, null).getPropertyValue('padding-top'),10) - parseInt(window.getComputedStyle(_this.container, null).getPropertyValue('padding-bottom'),10)
}
if (!reInit) {
if (_this.width==newWidth && _this.height==newHeight) return
}
if (reInit || firstInit) _this._calcSlides();
_this.width = newWidth;
_this.height = newHeight;
var dividerVertical = isHorizontal ? 1 : params.slidesPerSlide,
dividerHorizontal = isHorizontal ? params.slidesPerSlide : 1,
slideWidth, slideHeight, wrapperWidth, wrapperHeight;
numOfSlides = dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass).length
if (!params.scrollContainer) {
slideWidth = _this.width/dividerHorizontal;
slideHeight = _this.height/dividerVertical;
slideSize = containerSize = isHorizontal ? _this.width : _this.height;
wrapperWidth = isHorizontal ? numOfSlides*_this.width/dividerHorizontal : _this.width;
wrapperHeight = isHorizontal ? _this.height : numOfSlides*_this.height/dividerVertical;
}
else {
slideWidth = dQ(selector + ' .'+params.slideClass).item(0).offsetWidth;
slideHeight = dQ(selector + ' .'+params.slideClass).item(0).offsetHeight;
containerSize = isHorizontal ? _this.width : _this.height;
slideSize = isHorizontal ? slideWidth : slideHeight;
wrapperWidth = slideWidth;
wrapperHeight = slideHeight;
}
wrapperSize = isHorizontal ? wrapperWidth : wrapperHeight;
for (var i=0; i<numOfSlides; i++ ) {
var el = dQ(selector + ' > .'+params.wrapperClass + ' > .' + params.slideClass).item(i);
el.style.width=slideWidth+"px"
el.style.height=slideHeight+"px"
if (params.onSlideInitialize) {
params.onSlideInitialize(_this, el);
}
}
wrapper.style.width = wrapperWidth+"px";
wrapper.style.height = wrapperHeight+"px";
// Set Initial Slide Position
if(params.initialSlide > 0 && params.initialSlide < numOfSlides) {
_this.realIndex = _this.activeSlide = params.initialSlide;
if (_this.params.loop) {
_this.activeSlide = _this.realIndex-params.slidesPerSlide
}
if (isHorizontal) {
_this.positions.current = -params.initialSlide * slideWidth;
_this.setTransform( _this.positions.current, 0, 0);
}
else {
_this.positions.current = -params.initialSlide * slideHeight;
_this.setTransform( 0, _this.positions.current, 0);
}
}
if (params.slidesPerSlide && params.slidesPerSlide > 1) {
slideSize = slideSize/params.slidesPerSlide
}
if (!firstInit) _this.callPlugins('onFirstInit');
else _this.callPlugins('onInit');
firstInit = true;
}
_this.init()
//ReInitizize function. Good to use after dynamically changes of Swiper, like after add/remove slides
_this.reInit = function () {
_this.init(true)
}
//Get Max And Min Positions
function maxPos() {
var a = (wrapperSize - slideSize*params.slidesPerSlide);
if (params.loop) a = a - containerSize;
if (params.scrollContainer) {
a = slideSize - containerSize;
if (a<0) a = 0;
}
return a;
}
function minPos() {
var a = 0;
if (params.loop) a = containerSize;
return a;
}
/*=========================
Pagination
===========================*/
_this.updatePagination = function() {
if (_this.slides.length<2) return;
var activeSwitch = dQ(params.pagination+' .'+params.paginationActiveClass)
if(!activeSwitch) return
for (var i=0; i < activeSwitch.length; i++) {
if (activeSwitch.item(i).className.indexOf('active')>=0) {
activeSwitch.item(i).className = activeSwitch.item(i).className.replace(params.paginationActiveClass,'')
}
}
var pagers = dQ(params.pagination+' .'+params.paginationClass).length;
var minPagerIndex = params.loop ? _this.realIndex-params.slidesPerSlide : _this.realIndex;
var maxPagerIndex = minPagerIndex + (params.slidesPerSlide-1);
for (var i = minPagerIndex; i <= maxPagerIndex; i++ ) {
var j = i;
if (j>=pagers) j=j-pagers;
if (j<0) j = pagers + j;
if (j<numOfSlides)
dQ(params.pagination+' .'+params.paginationClass).item( j ).className = dQ(params.pagination+' .'+params.paginationClass).item( j ).className+' '+params.paginationActiveClass
}
}
_this.createPagination = function () {
if (params.pagination && params.createPagination) {
var paginationHTML = "";
var numOfSlides = _this.slides.length;
var numOfButtons = params.loop ? numOfSlides - params.slidesPerSlide*2 : numOfSlides;
for (var i = 0; i < numOfButtons; i++) {
paginationHTML += '<span class="'+params.paginationClass+'"></span>'
}
dQ(params.pagination)[0].innerHTML = paginationHTML
//setTimeout(function(){
_this.updatePagination()
//},0)
_this.callPlugins('onCreatePagination');
}
}
_this.createPagination();
//Window Resize Re-init
_this.resizeEvent = 'resize';
if ('onorientationchange' in window)
_this.resizeEvent = 'orientationchange';
_this.resizeFix = function(){
_this.callPlugins('beforeResizeFix');
_this.init()
//To fix translate value
if (!params.scrollContainer)
_this.swipeTo(_this.activeSlide, 0, false)
else {
var pos = isHorizontal ? _this.getTranslate('x') : _this.getTranslate('y')
if (pos < -maxPos()) {
var x = isHorizontal ? -maxPos() : 0;
var y = isHorizontal ? 0 : -maxPos();
_this.setTransition(0)
_this.setTransform(x,y,0)
}
}
_this.callPlugins('afterResizeFix');
}
if (!params.disableAutoResize) {
//Check for resize event
window.addEventListener(_this.resizeEvent, _this.resizeFix, false)
}
/*==========================================
Autoplay
============================================*/
var autoPlay
_this.startAutoPlay = function() {
if (params.autoPlay && !params.loop) {
autoPlay = setInterval(function(){
var newSlide = _this.realIndex + 1
if ( newSlide == numOfSlides) newSlide = 0
_this.swipeTo(newSlide)
}, params.autoPlay)
}
else if (params.autoPlay && params.loop) {
autoPlay = setInterval(function(){
_this.swipeNext()
}, params.autoPlay)
}
_this.callPlugins('onAutoPlayStart');
}
_this.stopAutoPlay = function() {
if (autoPlay)
clearInterval(autoPlay)
_this.callPlugins('onAutoPlayStop');
}
if (params.autoPlay) {
_this.startAutoPlay()
}
/*==========================================
Event Listeners
============================================*/
wrapper.addEventListener(_this.touchEvents.touchStart, onTouchStart, false);
//Mouse 'mousemove' and 'mouseup' events should be assigned to document
var lestenEl = (_this.support.touch) ? wrapper : document
lestenEl.addEventListener(_this.touchEvents.touchMove, onTouchMove, false);
lestenEl.addEventListener(_this.touchEvents.touchEnd, onTouchEnd, false);
//Remove Events
_this.destroy = function(removeResizeFix){
removeResizeFix = removeResizeFix===false ? removeResizeFix : removeResizeFix || true
if (removeResizeFix) {
window.removeEventListener(_this.resizeEvent, _this.resizeFix, false);
}
wrapper.removeEventListener(_this.touchEvents.touchStart, onTouchStart, true);
lestenEl.removeEventListener(_this.touchEvents.touchMove, onTouchMove, true);
lestenEl.removeEventListener(_this.touchEvents.touchEnd, onTouchEnd, true);
_this.callPlugins('onDestroy');
}
/*=========================
Prevent Links
===========================*/
_this.allowLinks = true;
if (params.preventLinks) {
var links = _this.container.querySelectorAll('a')
for (var i=0; i<links.length; i++) {
links[i].addEventListener('click', preventClick, false)
}
}
function preventClick(e) {
if (!_this.allowLinks) e.preventDefault();
}
/*=========================
Handle Touches
===========================*/
function onTouchStart(event) {
//Exit if slider is already was touched
if (_this.isTouched || params.onlyExternal) {
return false
}
//Check For Nested Swipers
_this.isTouched = true;
if (!_this.support.touch || event.targetTouches.length == 1 ) {
_this.callPlugins('onTouchStartBegin');
if (params.loop) _this.fixLoop();
if(!_this.support.touch) {
if(event.preventDefault) event.preventDefault();
else event.returnValue = false;
}
var pageX = _this.support.touch ? event.targetTouches[0].pageX : (event.pageX || event.clientX)
var pageY = _this.support.touch ? event.targetTouches[0].pageY : (event.pageY || event.clientY)
//Start Touches to check the scrolling
_this.touches.startX = _this.touches.currentX = pageX;
_this.touches.startY = _this.touches.currentY = pageY;
_this.touches.start = _this.touches.current = isHorizontal ? _this.touches.startX : _this.touches.startY ;
//Set Transition Time to 0
_this.setTransition(0)
//Get Start Translate Position
_this.positions.start = _this.positions.current = isHorizontal ? _this.getTranslate('x') : _this.getTranslate('y');
//Set Transform
if (isHorizontal) {
_this.setTransform( _this.positions.start, 0, 0)
}
else {
_this.setTransform( 0, _this.positions.start, 0)
}
//TouchStartTime
var tst = new Date()
_this.times.start = tst.getTime()
//Unset Scrolling
isScrolling = undefined;
//Define Clicked Slide without additional event listeners
if (params.onSlideClick || params.onSlideTouch) {
;(function () {
var el = _this.container;
var box = el.getBoundingClientRect();
var body = document.body;
clientTop = el.clientTop || body.clientTop || 0;
clientLeft = el.clientLeft || body.clientLeft || 0;
scrollTop = window.pageYOffset || el.scrollTop;
scrollLeft = window.pageXOffset || el.scrollLeft;
var x = pageX - box.left + clientLeft - scrollLeft;
var y = pageY - box.top - clientTop - scrollTop;
var touchOffset = isHorizontal ? x : y;
var beforeSlides = -Math.round(_this.positions.current/slideSize)
var clickedIndex = Math.floor(touchOffset/slideSize) + beforeSlides
if (params.loop) {
clickedIndex -= params.slidesPerSlide;
if (clickedIndex<0) {
clickedIndex = _this.slides.length+clickedIndex-(params.slidesPerSlide*2);
}
}
_this.clickedSlideIndex = clickedIndex
_this.clickedSlide = _this.getSlide(clickedIndex);
if (params.onSlideTouch) {
params.onSlideTouch(_this);
_this.callPlugins('onSlideTouch');
}
})();
}
//CallBack
if (params.onTouchStart) params.onTouchStart(_this)
_this.callPlugins('onTouchStartEnd');
}
}
function onTouchMove(event) {
// If slider is not touched - exit
if (!_this.isTouched || params.onlyExternal) return
var pageX = _this.support.touch ? event.targetTouches[0].pageX : (event.pageX || event.clientX)
var pageY = _this.support.touch ? event.targetTouches[0].pageY : (event.pageY || event.clientY)
//check for scrolling
if ( typeof isScrolling == 'undefined' && isHorizontal) {
isScrolling = !!( isScrolling || Math.abs(pageY - _this.touches.startY) > Math.abs( pageX - _this.touches.startX ) )
}
if ( typeof isScrolling == 'undefined' && !isHorizontal) {
isScrolling = !!( isScrolling || Math.abs(pageY - _this.touches.startY) < Math.abs( pageX - _this.touches.startX ) )
}
if (isScrolling ) {
return
}
//Check For Nested Swipers
if (event.assignedToSwiper) {
_this.isTouched = false;
return
}
event.assignedToSwiper = true;
//Block inner links
if (params.preventLinks) {
_this.allowLinks = false;
}
//Stop AutoPlay if exist
if (params.autoPlay) {
_this.stopAutoPlay()
}
if (!_this.support.touch || event.touches.length == 1) {
_this.callPlugins('onTouchMoveStart');
if(event.preventDefault) event.preventDefault();
else event.returnValue = false;
_this.touches.current = isHorizontal ? pageX : pageY ;
_this.positions.current = (_this.touches.current - _this.touches.start)*params.ratio + _this.positions.start
if (params.resistance) {
//Resistance for Negative-Back sliding
if(_this.positions.current > 0 && !(params.freeMode&&!params.freeModeFluid)) {
if (params.loop) {
var resistance = 1;
if (_this.positions.current>0) _this.positions.current = 0;
}
else {
var resistance = (containerSize*2-_this.positions.current)/containerSize/2;
}
if (resistance < 0.5)
_this.positions.current = (containerSize/2)
else
_this.positions.current = _this.positions.current * resistance
}
//Resistance for After-End Sliding
if ( (_this.positions.current) < -maxPos() && !(params.freeMode&&!params.freeModeFluid)) {
if (params.loop) {
var resistance = 1;
var newPos = _this.positions.current
var stopPos = -maxPos() - containerSize
}
else {
var diff = (_this.touches.current - _this.touches.start)*params.ratio + (maxPos()+_this.positions.start)
var resistance = (containerSize+diff)/(containerSize);
var newPos = _this.positions.current-diff*(1-resistance)/2
var stopPos = -maxPos() - containerSize/2;
}
if (newPos < stopPos || resistance<=0)
_this.positions.current = stopPos;
else
_this.positions.current = newPos
}
}
//Move Slides
if (!params.followFinger) return
if (isHorizontal) _this.setTransform( _this.positions.current, 0, 0)
else _this.setTransform( 0, _this.positions.current, 0)
if (params.freeMode) {
_this.updateActiveSlide(_this.positions.current)
}
//Callbacks
if (params.onTouchMove) params.onTouchMove(_this)
_this.callPlugins('onTouchMoveEnd');
return false
}
}
function onTouchEnd(event) {
// If slider is not touched exit
if ( params.onlyExternal || !_this.isTouched ) return
_this.isTouched = false
//Release inner links
if (params.preventLinks) {
setTimeout(function(){
_this.allowLinks = true;
},10)
}
//onSlideClick
if (params.onSlideClick) {
params.onSlideClick(_this);
_this.callPlugins('onSlideClick')
}
//Check for Current Position
if (!_this.positions.current && _this.positions.current!==0) {
_this.positions.current = _this.positions.start
}
//For case if slider touched but not moved
if (isHorizontal) _this.setTransform( _this.positions.current, 0, 0)
else _this.setTransform( 0, _this.positions.current, 0)
//--
// TouchEndTime
var tet = new Date()
_this.times.end = tet.getTime();
//Difference
_this.touches.diff = _this.touches.current - _this.touches.start
_this.touches.abs = Math.abs(_this.touches.diff)
_this.positions.diff = _this.positions.current - _this.positions.start
_this.positions.abs = Math.abs(_this.positions.diff)
var diff = _this.positions.diff ;
var diffAbs =_this.positions.abs ;
if(diffAbs < 5) {
_this.swipeReset()
}
var maxPosition = wrapperSize - slideSize*params.slidesPerSlide;
if (params.scrollContainer) {
maxPosition = slideSize - containerSize
}
//Prevent Negative Back Sliding
if (_this.positions.current > 0) {
_this.swipeReset()
if (params.onTouchEnd) params.onTouchEnd(_this)
_this.callPlugins('onTouchEnd');
return
}
//Prevent After-End Sliding
if (_this.positions.current < -maxPosition) {
_this.swipeReset()
if (params.onTouchEnd) params.onTouchEnd(_this)
_this.callPlugins('onTouchEnd');
return
}
//Free Mode
if (params.freeMode) {
if ( (_this.times.end - _this.times.start) < 300 && params.freeModeFluid ) {
var newPosition = _this.positions.current + _this.touches.diff * 2 ;
if (newPosition < maxPosition*(-1)) newPosition = -maxPosition;
if (newPosition > 0) newPosition = 0;
if (isHorizontal)
_this.setTransform( newPosition, 0, 0)
else
_this.setTransform( 0, newPosition, 0)
_this.setTransition( (_this.times.end - _this.times.start)*2 )
_this.updateActiveSlide(newPosition)
}
if (!params.freeModeFluid || (_this.times.end - _this.times.start) >= 300) _this.updateActiveSlide(_this.positions.current)
if (params.onTouchEnd) params.onTouchEnd(_this)
_this.callPlugins('onTouchEnd');
return
}
//Direction
direction = diff < 0 ? "toNext" : "toPrev"
//Short Touches
if (direction=="toNext" && ( _this.times.end - _this.times.start <= 300 ) ) {
if (diffAbs < 30) _this.swipeReset()
else _this.swipeNext(true);
}
if (direction=="toPrev" && ( _this.times.end - _this.times.start <= 300 ) ) {
if (diffAbs < 30) _this.swipeReset()
else _this.swipePrev(true);
}
//Long Touches
if (direction=="toNext" && ( _this.times.end - _this.times.start > 300 ) ) {
if (diffAbs >= slideSize*0.5) {
_this.swipeNext(true);
}
else {
_this.swipeReset()
}
}
if (direction=="toPrev" && ( _this.times.end - _this.times.start > 300 ) ) {
if (diffAbs >= slideSize*0.5) {
_this.swipePrev(true);
}
else {
_this.swipeReset()
}
}
if (params.onTouchEnd) params.onTouchEnd(_this)
_this.callPlugins('onTouchEnd');
}
/*=========================
Swipe Functions
===========================*/
_this.swipeNext = function(internal) {
if (!internal&¶ms.loop) _this.fixLoop();
_this.callPlugins('onSwipeNext');
var getTranslate = isHorizontal ? _this.getTranslate('x') : _this.getTranslate('y')
var newPosition = Math.floor(Math.abs(getTranslate)/Math.floor(slideSize))*slideSize + slideSize
if (newPosition==wrapperSize) return;
if (newPosition > maxPos() && !params.loop) return;
if (params.loop) {
if (newPosition >= (maxPos()+containerSize)) newPosition = maxPos()+containerSize
}
if (isHorizontal) {
_this.setTransform(-newPosition,0,0)
}
else {
_this.setTransform(0,-newPosition,0)
}
_this.setTransition( params.speed)
//Update Active Slide
_this.updateActiveSlide(-newPosition)
//Run Callbacks
slideChangeCallbacks()
return true
}
_this.swipePrev = function(internal) {
if (!internal&¶ms.loop) _this.fixLoop();
_this.callPlugins('onSwipePrev');
var getTranslate = isHorizontal ? _this.getTranslate('x') : _this.getTranslate('y')
var newPosition = (Math.ceil(-getTranslate/slideSize)-1)*slideSize;
if (newPosition < 0) newPosition = 0;
if (isHorizontal) {
_this.setTransform(-newPosition,0,0)
}
else {
_this.setTransform(0,-newPosition,0)
}
_this.setTransition(params.speed)
//Update Active Slide
_this.updateActiveSlide(-newPosition)
//Run Callbacks
slideChangeCallbacks()
return true
}
_this.swipeReset = function(prevention) {
_this.callPlugins('onSwipeReset');
var getTranslate = isHorizontal ? _this.getTranslate('x') : _this.getTranslate('y');
var newPosition = getTranslate<0 ? Math.round(getTranslate/slideSize)*slideSize : 0
var maxPosition = -maxPos()
if (params.scrollContainer) {
newPosition = getTranslate<0 ? getTranslate : 0;
maxPosition = containerSize - slideSize;
}
if (newPosition <= maxPosition) {
newPosition = maxPosition
}
if (params.scrollContainer && (containerSize>slideSize)) {
newPosition = 0;
}