/* 2017-03-20 * superslide alpha开发版 * 轻松解决网站大部分特效展示问题 * 详尽信息请看官网:http://www.superslide2.com/ * * copyright 2011-2017, 大话主席 * * 请尊重原创,保留头部版权 * 在保留版权的前提下可应用于个人或商业用途 * v3.0: 1、修复 mouseoverstop 和 autoplay均为false下,点击切换按钮后会自动播放bug; 2、intertime默认值改为4000; 3、vis默认值改为"auto" 4、scroll默认值改为"auto" 5、增加参数 responsive -- 默认值ture,是否开启响应式功能 6、增加参数 responsivefun -- 响应式回调函数 7、增加参数 responsivefuntime -- 默认值100,单位毫秒,响应式回调函数执行间隔 8、增加参数 autoheight -- 默认值true,自动适配内容高度,effect:"left或leftloop",vis:1,scroll:1时有效 9、增加参数 cantouch -- 默认值"auto",是否带触摸拖拽效果,pc上是鼠标拖拽模拟触摸;可选"auto"|true|false;auto情况下是除了fade、fold、slidedown不带触摸,其它都带 10、重新设计"fold"的实现方式,不再需要计算宽高,现在可以自适应高度 */ (function ($, win) { $.fn.slide = function (options) { $.fn.slide.defaults = { type: "slide", effect: "fade", autoplay: false, delaytime: 500, intertime: 4000, triggertime: 150, defaultindex: 0, titcell: ".hd li", maincell: ".bd", targetcell: null, trigger: "mouseover", scroll: "auto", vis: "auto", titonclassname: "on", autopage: false, prevcell: ".prev", nextcell: ".next", pagestatecell: ".pagestate", opp: false, pnloop: true, easing: "swing", startfun: null, endfun: null, switchload: null, playstatecell: ".playstate", mouseoverstop: true, defaultplay: true, returndefault: false, responsive: true, responsivefun: null, responsivefuntime: 100, autoheight: true, cantouch: "auto" }; var ary = []; var createobj = function (opts, slider) { var _this = this; var effect = opts.effect; var prevbtn = $(opts.prevcell, slider); var nextbtn = $(opts.nextcell, slider); var pagestate = $(opts.pagestatecell, slider); var playstate = $(opts.playstatecell, slider); var navobj = $(opts.titcell, slider); //导航子元素结合 var navobjsize = navobj.size(); var conbox = $(opts.maincell, slider); //内容元素父层对象 var conboxsize = conbox.children().size(); var sload = opts.switchload; var tarobj = $(opts.targetcell, slider); /*字符串转换*/ var index = parseint(opts.defaultindex); var delaytime = parseint(opts.delaytime); var intertime = parseint(opts.intertime); var triggertime = parseint(opts.triggertime); var scroll = isnan(opts.scroll) ? "auto" : parseint(opts.scroll); var vis = isnan(opts.vis) ? "auto" : parseint(opts.vis); var autoplay = (opts.autoplay == "false" || opts.autoplay == false) ? false : true; var opp = (opts.opp == "false" || opts.opp == false) ? false : true; var autopage = (opts.autopage == "false" || opts.autopage == false) ? false : true; var pnloop = (opts.pnloop == "false" || opts.pnloop == false) ? false : true; var mouseoverstop = (opts.mouseoverstop == "false" || opts.mouseoverstop == false) ? false : true; var defaultplay = (opts.defaultplay == "false" || opts.defaultplay == false) ? false : true; var returndefault = (opts.returndefault == "false" || opts.returndefault == false) ? false : true; var cantouch = opts.cantouch; if (cantouch == "auto") { if (("left leftloop leftmarquee top toploop topmarquee").indexof(effect) != -1) { cantouch = true; } else { cantouch = false; } } else { cantouch = (opts.cantouch == "false" || opts.cantouch == false) ? false : true; } //内部使用变量 var slideh = 0; var slidew = 0; var selfw = 0; var selfh = 0; var easing = opts.easing; var inter = null; //autoplay-setinterval var mst = null; //trigger-settimeout var rtnst = null; //returndefault-settimeout var titon = opts.titonclassname; var onindex = navobj.index(slider.find("." + titon)); var oldindex = index = onindex == -1 ? index : onindex; var defaultindex = index; var scrollnum = 0; var _ind = index; var clonenum = 0; var _tar; var ismarq = effect == "leftmarquee" || effect == "topmarquee" ? true : false; var islefteffect = ("left leftloop leftmarquee fade fold").indexof(effect) == -1 ? false : true; var istopeffect = ("top toploop topmarquee fade fold").indexof(effect) == -1 ? false : true; var conboxparwidth = conbox.parent().width(); var doresponsivefun = function () { if ($.isfunction(opts.responsivefun)) { opts.responsivefun(index, navobjsize, slider, $(opts.titcell, slider), conbox, tarobj, prevbtn, nextbtn); } }; var dostartfun = function () { if ($.isfunction(opts.startfun)) { opts.startfun(index, navobjsize, slider, $(opts.titcell, slider), conbox, tarobj, prevbtn, nextbtn); } }; var doendfun = function () { if ($.isfunction(opts.endfun)) { opts.endfun(index, navobjsize, slider, $(opts.titcell, slider), conbox, tarobj, prevbtn, nextbtn); } }; var reseton = function () { navobj.removeclass(titon); if (defaultplay) { navobj.eq(defaultindex).addclass(titon); } }; //触摸相关 var supporttouch = !!("ontouchstart" in window || window.navigator.msmaxtouchpoints); var touchstart = supporttouch ? 'touchstart' : 'mousedown'; var touchmove = supporttouch ? 'touchmove' : 'mousemove'; var touchend = supporttouch ? 'touchend' : 'mouseup'; //绑定titcell事件 var titcellevent = function (o) { if (opts.trigger == "mouseover") { o.hover(function () { var hoverind = o.index(this); mst = settimeout(function () { index = hoverind; doplay(); resetinter(); }, opts.triggertime); }, function () { cleartimeout(mst) }); } else { o.click(function () { index = o.index(this); doplay(); resetinter(); }); } }; //单独处理菜单效果 if (opts.type == "menu") { if (defaultplay) { navobj.removeclass(titon).eq(index).addclass(titon); } navobj.hover( function () { _tar = $(this).find(opts.targetcell); var hoverind = navobj.index($(this)); mst = settimeout(function () { index = hoverind; navobj.removeclass(titon).eq(index).addclass(titon); dostartfun(); switch (effect) { case "fade": _tar.stop(true, true).animate({ opacity: "show" }, delaytime, easing, doendfun); break; case "slidedown": _tar.stop(true, true).animate({ height: "show" }, delaytime, easing, doendfun); break; } }, opts.triggertime); }, function () { cleartimeout(mst); switch (effect) { case "fade": _tar.animate({ opacity: "hide" }, delaytime, easing); break; case "slidedown": _tar.animate({ height: "hide" }, delaytime, easing); break; } } ); if (returndefault) { slider.hover(function () { cleartimeout(rtnst); }, function () { rtnst = settimeout(reseton, delaytime); }); } return; } //切换加载 var doswitchload = function (objs) { var changeimg = function (t) { for (var i = t; i < (vis + t); i++) { objs.eq(i).find("img[" + sload + "]").each(function () { var _t = $(this); _t.attr("src", _t.attr(sload)); if (conbox.find(".clone")[0]) { //如果存在.clone var chir = conbox.children(); for (var j = 0; j < chir.size(); j++) { chir.eq(j).find("img[" + sload + "]").each(function () { if ($(this).attr(sload) == _t.attr("src")) { $(this).attr("src", $(this).attr(sload)); } }); } } }); } }; switch (effect) { case "fade": case "fold": case "top": case "left": case "slidedown": changeimg(index * scroll); break; case "leftloop": case "toploop": changeimg(clonenum + scrollnum(_ind)); break; case "leftmarquee": case "topmarquee": var curs = effect == "leftmarquee" ? conbox.css("left").replace("px", "") : conbox.css("top").replace("px", ""); var slidet = effect == "leftmarquee" ? slidew : slideh; var mnum = clonenum; if (curs % slidet != 0) { var curp = math.abs(curs / slidet ^ 0); if (index == 1) { mnum = clonenum + curp; } else { mnum = clonenum + curp - 1; } } changeimg(mnum); break; } }; //doswitchload end //初始化 var init = function () { selfw = 0; selfh = 0; conbox.children().each(function () { //取最大值 if ($(this).width() > selfw) { selfw = $(this).width(); slidew = $(this).outerwidth(true); } if ($(this).height() > selfh) { selfh = $(this).height(); slideh = $(this).outerheight(true); } }); if (opts.vis == "auto") { vis = parseint(conboxparwidth / slidew); vis = vis == 0 ? 1 : vis; } if (opts.scroll == "auto") { scroll = vis; } clonenum = conboxsize >= vis ? (conboxsize % scroll != 0 ? conboxsize % scroll : scroll) : 0; //处理分页 if (navobjsize == 0) { navobjsize = conboxsize; } //只有左右按钮 if (ismarq) { navobjsize = 2; } if (autopage) { if (conboxsize >= vis) { if (effect == "leftloop" || effect == "toploop") { navobjsize = conboxsize % scroll != 0 ? (conboxsize / scroll ^ 0) + 1 : conboxsize / scroll; } //else if (ismarq){ navobjsize=2 } else { var temps = conboxsize - vis; navobjsize = 1 + parseint(temps % scroll != 0 ? (temps / scroll + 1) : (temps / scroll)); if (navobjsize <= 0) { navobjsize = 1; } } } else { navobjsize = 1; } //if ( index >= navobjsize) { index = 0; } else if( index < 0) { index = navobjsize-1; } $(opts.titcell, slider).empty(); var str = ""; if (opts.autopage == true || opts.autopage == "true") { for (var i = 0; i < navobjsize; i++) { str += "
  • " + (i + 1) + "
  • "; } } else { for (var i = 0; i < navobjsize; i++) { str += opts.autopage.replace("$", (i + 1)); } } $(opts.titcell, slider).html(str); navobj = $(opts.titcell, slider).children(); //重置导航子元素对象 navobj.eq(index).addclass(titon); titcellevent(navobj); } if (conboxsize >= vis) { //当内容个数少于可视个数,不执行效果。 //console.log(vis+"|"+clonenum); var cloneele = function () { var _chr = conbox.children(); for (var i = 0; i < vis; i++) { _chr.eq(i).clone().addclass("clone").appendto(conbox); } for (var i = 0; i < clonenum; i++) { _chr.eq(conboxsize - i - 1).clone().addclass("clone").prependto(conbox); } }; switch (effect) { case "fold": conbox.css({ "overflow": "hidden" }).children() .css({ "width": "100%", "float": "left", "marginright": "-100%", "display": "none" }); break; case "top": conbox.wrap('
    ').css({ "top": -(index * scroll) * slideh, "position": "relative", "padding": "0", "margin": "0" }).children().css({ "height": selfh }); break; case "left": var visscope = isnan(opts.vis) ? opts.vis : vis * slidew + 'px'; conbox.wrap('
    '); conbox.css({ "width": conboxsize * slidew, "left": -(index * scroll) * slidew, "position": "relative", "overflow": "hidden", "padding": "0", "margin": "0" }).children().css({ "float": "left", "width": selfw }); break; case "leftloop": case "leftmarquee": cloneele(); var visscope = isnan(opts.vis) ? "100%" : vis * slidew + 'px'; conbox.wrap('
    '); conbox.css({ "width": (conboxsize + vis + 1 + clonenum) * slidew, "position": "relative", "overflow": "hidden", "padding": "0", "margin": "0", "left": -(clonenum + index * scroll) * slidew }).children().css({ "float": "left", "width": selfw }); break; case "toploop": case "topmarquee": cloneele(); conbox.wrap('
    ').css({ "height": (conboxsize + vis + clonenum) * slideh, "position": "relative", "padding": "0", "margin": "0", "top": -(clonenum + index * scroll) * slideh }).children().css({ "height": selfh }); break; } } //针对leftloop、toploop的滚动个数 scrollnum = function (ind) { var _tempcs = ind * scroll; if (ind == navobjsize) { _tempcs = conboxsize; } else if (ind == -1 && conboxsize % scroll != 0) { _tempcs = -conboxsize % scroll; } return _tempcs; }; //pagestate.html( ""+(index+1)+"/"+navobjsize); }; //init end init(); doresponsivefun(); //效果函数 var doplay = function (_init) { // 当前页状态不触发效果 if (defaultplay && oldindex == index && !_init && !ismarq) { return; } //处理页码 if (ismarq) { if (index >= 1) { index = 1; } else if (index <= 0) { index = 0; } } else { _ind = index; if (index >= navobjsize) { index = 0; } else if (index < 0) { index = navobjsize - 1; } } //处理切换加载 if (sload != null) { doswitchload(conbox.children()); } dostartfun(); //处理targetcell if (tarobj[0]) { _tar = tarobj.eq(index); if (sload != null) { doswitchload(tarobj); } if (effect == "slidedown") { tarobj.not(_tar).stop(true, true).slideup(delaytime); _tar.slidedown(delaytime, easing, function () { if (!conbox[0]) { doendfun(); } }); } else { tarobj.not(_tar).stop(true, true).hide(); _tar.animate({ opacity: "show" }, delaytime, function () { if (!conbox[0]) { doendfun(); } }); } } if (conboxsize >= vis) { //当内容个数少于可视个数,不执行效果。 switch (effect) { case "fade": conbox.children().stop(true, true).eq(index) .animate({ opacity: "show" }, delaytime, easing, function () { doendfun() }).siblings() .hide(); break; case "fold": conbox.children().stop(true, true).eq(index) .animate({ opacity: "show" }, delaytime, easing, function () { doendfun() }).siblings() .animate({ opacity: "hide" }, delaytime, easing); break; case "top": conbox.stop(true, false) .animate({ "top": -index * scroll * slideh }, delaytime, easing, function () { doendfun() }); break; case "left": conbox.stop(true, false) .animate({ "left": -index * scroll * slidew }, delaytime, easing, function () { doendfun() }); break; case "leftloop": var __ind = _ind; conbox.stop(true, true).animate({ "left": -(scrollnum(_ind) + clonenum) * slidew }, delaytime, easing, function () { if (__ind <= -1) { conbox.css("left", -(clonenum + (navobjsize - 1) * scroll) * slidew); } else if (__ind >= navobjsize) { conbox.css("left", -clonenum * slidew); } doendfun(); }); break; //leftloop end case "toploop": var __ind = _ind; conbox.stop(true, true).animate({ "top": -(scrollnum(_ind) + clonenum) * slideh }, delaytime, easing, function () { if (__ind <= -1) { conbox.css("top", -(clonenum + (navobjsize - 1) * scroll) * slideh); } else if (__ind >= navobjsize) { conbox.css("top", -clonenum * slideh); } doendfun(); }); break; //toploop end case "leftmarquee": var templeft = conbox.css("left").replace("px", ""); if (index == 0) { conbox.animate({ "left": ++templeft }, 0, function () { if (conbox.css("left").replace("px", "") >= 0) { conbox.css("left", -conboxsize * slidew); } }); } else { conbox.animate({ "left": --templeft }, 0, function () { if (conbox.css("left").replace("px", "") <= -(conboxsize + clonenum) * slidew) { conbox.css("left", -clonenum * slidew); } }); } break; // leftmarquee end case "topmarquee": var temptop = conbox.css("top").replace("px", ""); if (index == 0) { conbox.animate({ "top": ++temptop }, 0, function () { if (conbox.css("top").replace("px", "") >= 0) { conbox.css("top", -conboxsize * slideh); } }); } else { conbox.animate({ "top": --temptop }, 0, function () { if (conbox.css("top").replace("px", "") <= -(conboxsize + clonenum) * slideh) { conbox.css("top", -clonenum * slideh); } }); } break; // topmarquee end } //switch end } navobj.removeclass(titon).eq(index).addclass(titon); oldindex = index; if (!pnloop) { //pnloop控制前后按钮是否继续循环 nextbtn.removeclass("nextstop"); prevbtn.removeclass("prevstop"); if (index == 0) { prevbtn.addclass("prevstop"); } if (index == navobjsize - 1) { nextbtn.addclass("nextstop"); } } pagestate.html("" + (index + 1) + "/" + navobjsize); // 自动适配高度 if (opts.autoheight && (effect == "left" || effect == "leftloop") && vis == 1 && scroll == 1) { var curitem = conbox.children().not(conbox.find(".clone")).eq(index); var pic = curitem.find("img"); var piccount = pic.size(); if (piccount <= 0) { conbox.height(curitem.outerheight()); return; } pic.each(function () { //存在图片时监测图片高度 var img = $(this); var imgint = setinterval(function () { if (img.height() > 0) { clearinterval(imgint); piccount--; if (piccount <= 0) { conbox.height(curitem.outerheight()); } } }, 50); }); } }; // doplay end //初始化执行 if (defaultplay) { doplay(true); } //返回默认状态 if (returndefault) { slider.hover(function () { cleartimeout(rtnst) }, function () { rtnst = settimeout(function () { index = defaultindex; if (defaultplay) { doplay(); } else { if (effect == "slidedown") { _tar.slideup(delaytime, reseton); } else { _tar.animate({ opacity: "hide" }, delaytime, reseton); } } oldindex = index; }, 300); }); } ///自动播放函数 var setinter = function (time) { inter = setinterval(function () { opp ? index-- : index++; doplay(); }, !!time ? time : intertime); }; var setmarinter = function (time) { inter = setinterval(doplay, !!time ? time : intertime); }; // 处理mouseoverstop var resetinter = function () { if (!mouseoverstop && autoplay && !playstate.hasclass("pausestate")) { clearinterval(inter); setinter(); } }; /* 修复 mouseoverstop 和 autoplay均为false下,点击切换按钮后会自动播放bug */ // 前后按钮触发 var nexttrigger = function () { if (pnloop || index != navobjsize - 1) { index++; doplay(); if (!ismarq) { resetinter(); } } }; var prevtrigger = function () { if (pnloop || index != 0) { index--; doplay(); if (!ismarq) { resetinter(); } } }; //处理playstate var playstatefun = function () { clearinterval(inter); playstate.removeclass("pausestate"); if (autoplay) { ismarq ? setmarinter() : setinter(); } }; var pausestatefun = function () { clearinterval(inter); playstate.addclass("pausestate"); }; //自动播放 if (autoplay) { if (ismarq) { opp ? index-- : index++; setmarinter(); if (mouseoverstop) { conbox.hover(pausestatefun, playstatefun); } } else { setinter(); if (mouseoverstop) { slider.hover(pausestatefun, playstatefun); } } } else { if (ismarq) { opp ? index-- : index++; } playstate.addclass("pausestate"); } //绑定事件 var settrigger = function () { playstate.click(function () { playstate.hasclass("pausestate") ? playstatefun() : pausestatefun() }); titcellevent(navobj); //前后按钮事件 if (ismarq) { nextbtn.mousedown(nexttrigger); prevbtn.mousedown(prevtrigger); //前后按钮长按10倍加速 if (pnloop) { var st; var mardown = function () { st = settimeout(function () { clearinterval(inter); setmarinter(intertime / 10 ^ 0); }, 150); }; var marup = function () { cleartimeout(st); clearinterval(inter); setmarinter(); }; nextbtn.mousedown(mardown); nextbtn.mouseup(marup); prevbtn.mousedown(mardown); prevbtn.mouseup(marup); } //前后按钮mouseover事件 if (opts.trigger == "mouseover") { nextbtn.hover(nexttrigger, function () {}); prevbtn.hover(prevtrigger, function () {}); } } else { nextbtn.click(nexttrigger); prevbtn.click(prevtrigger); } //触摸事件 if (cantouch) { conbox.bind(touchstart, function (e) { conbox.stop(1, 1); pausestatefun(); conbox.find("a").click(function (e) { e.preventdefault() }); e = supporttouch ? e.originalevent.targettouches[0] : (e || window.event); var distx, disty, ox, oy, ol, ot; var _this = $(this); ol = this.offsetleft; ot = this.offsettop; ox = e.pagex; oy = e.pagey; var scrolly = undefined; $(this).bind(touchmove, function (ev) { e = supporttouch ? ev.originalevent.targettouches[0] : (ev || window.event); distx = e.pagex - ox; disty = e.pagey - oy; if (typeof scrolly == 'undefined') { scrolly = !!(scrolly || math.abs(distx) < math.abs(disty)); } if (!scrolly && islefteffect) { ev.preventdefault(); if (effect == "left" && ((index == 0 && distx > 0) || (index >= navobjsize - 1 && distx < 0))) { distx = distx * 0.4; } _this.css({ "left": ol + distx + "px" }); } else if (scrolly && istopeffect) { ev.preventdefault(); if (effect == "top" && ((index == 0 && disty > 0) || (index >= navobjsize - 1 && disty < 0))) { disty = disty * 0.4; } _this.css({ "top": ot + disty + "px" }); } }); $(this).bind(touchend, function (e) { if (!distx) { conbox.find("a").unbind("click"); } else if (!scrolly && islefteffect) { if (math.abs(distx) > slidew / 10) { distx > 0 ? index-- : index++; if (effect == "left") { index = index < 0 ? 0 : index; index = index >= navobjsize ? navobjsize - 1 : index; } } doplay(true); } else if (scrolly && istopeffect) { if (math.abs(disty) > slideh / 10) { disty > 0 ? index-- : index++; if (effect == "top") { index = index < 0 ? 0 : index; index = index >= navobjsize ? navobjsize - 1 : index; } } doplay(true); } playstatefun(); conbox.unbind(touchmove); conbox.unbind(touchend); }); }); } }; settrigger(); // 为检测设备尺寸变化,清除一些附加样色和元素 var clear = function () { conbox.stop(true, true); if (conbox.parent().hasclass("tempwrap")) { conbox.unwrap("tempwrap"); }; conbox.find(".clone").remove(); conbox.children().css({ "width": "", "float": "" }); conbox.css({ "width": "", "left": 0 }); }; //检测设备尺寸变化 if (opts.responsive) { var _vis; var _conboxparwidth; var resizetimer = null; var orientationchange = function () { doresponsivefun(); _conboxparwidth = conbox.parent().width(); if (_conboxparwidth != conboxparwidth) { //外层宽度有变化才执行 conboxparwidth = _conboxparwidth; //处理sload /* _vis = parseint( conbox.parent().width() / slidew ); vis = _vis; if( opts.scroll=="auto" ){ scroll = vis }*/ clear(); init(); doplay(true); } }; $(win).resize(function () { if (resizetimer) { cleartimeout(resizetimer); } resizetimer = settimeout(orientationchange, opts.responsivefuntime); }); } /*-- 外置api --*/ //刷新插件 this.refresh = function () { clear(); init(); }; //获取当前索引/页码 this.getindex = function () { return index; }; //暂停 this.pause = function () {}; this.play = function () {}; this.prev = function () { prevtrigger() }; this.next = function () { nexttrigger() }; this.goto = function (i) { index = i; doplay(); }; }; //createobj end this.each(function () { var o = new createobj($.extend({}, $.fn.slide.defaults, options), $(this)); ary.push(o); }); //each end return ary; }; //slide end })(jquery, window); jquery.easing['jswing'] = jquery.easing['swing']; jquery.extend(jquery.easing, { def: 'easeoutquad', swing: function (x, t, b, c, d) { return jquery.easing[jquery.easing.def](x, t, b, c, d); }, easeinquad: function (x, t, b, c, d) { return c * (t /= d) * t + b; }, easeoutquad: function (x, t, b, c, d) { return -c * (t /= d) * (t - 2) + b }, easeinoutquad: function (x, t, b, c, d) { if ((t /= d / 2) < 1) { return c / 2 * t * t + b; } return -c / 2 * ((--t) * (t - 2) - 1) + b; }, easeincubic: function (x, t, b, c, d) { return c * (t /= d) * t * t + b }, easeoutcubic: function (x, t, b, c, d) { return c * ((t = t / d - 1) * t * t + 1) + b }, easeinoutcubic: function (x, t, b, c, d) { if ((t /= d / 2) < 1) { return c / 2 * t * t * t + b; } return c / 2 * ((t -= 2) * t * t + 2) + b; }, easeinquart: function (x, t, b, c, d) { return c * (t /= d) * t * t * t + b }, easeoutquart: function (x, t, b, c, d) { return -c * ((t = t / d - 1) * t * t * t - 1) + b }, easeinoutquart: function (x, t, b, c, d) { if ((t /= d / 2) < 1) { return c / 2 * t * t * t * t + b; } return -c / 2 * ((t -= 2) * t * t * t - 2) + b; }, easeinquint: function (x, t, b, c, d) { return c * (t /= d) * t * t * t * t + b }, easeoutquint: function (x, t, b, c, d) { return c * ((t = t / d - 1) * t * t * t * t + 1) + b }, easeinoutquint: function (x, t, b, c, d) { if ((t /= d / 2) < 1) { return c / 2 * t * t * t * t * t + b; } return c / 2 * ((t -= 2) * t * t * t * t + 2) + b; }, easeinsine: function (x, t, b, c, d) { return -c * math.cos(t / d * (math.pi / 2)) + c + b }, easeoutsine: function (x, t, b, c, d) { return c * math.sin(t / d * (math.pi / 2)) + b }, easeinoutsine: function (x, t, b, c, d) { return -c / 2 * (math.cos(math.pi * t / d) - 1) + b }, easeinexpo: function (x, t, b, c, d) { return (t == 0) ? b : c * math.pow(2, 10 * (t / d - 1)) + b }, easeoutexpo: function (x, t, b, c, d) { return (t == d) ? b + c : c * (-math.pow(2, -10 * t / d) + 1) + b }, easeinoutexpo: function (x, t, b, c, d) { if (t == 0) { return b; } if (t == d) { return b + c; } if ((t /= d / 2) < 1) { return c / 2 * math.pow(2, 10 * (t - 1)) + b; } return c / 2 * (-math.pow(2, -10 * --t) + 2) + b; }, easeincirc: function (x, t, b, c, d) { return -c * (math.sqrt(1 - (t /= d) * t) - 1) + b }, easeoutcirc: function (x, t, b, c, d) { return c * math.sqrt(1 - (t = t / d - 1) * t) + b }, easeinoutcirc: function (x, t, b, c, d) { if ((t /= d / 2) < 1) { return -c / 2 * (math.sqrt(1 - t * t) - 1) + b; } return c / 2 * (math.sqrt(1 - (t -= 2) * t) + 1) + b; }, easeinelastic: function (x, t, b, c, d) { var s = 1.70158; var p = 0; var a = c; if (t == 0) { return b; } if ((t /= d) == 1) { return b + c; } if (!p) { p = d * .3; } if (a < math.abs(c)) { a = c; var s = p / 4; } else { var s = p / (2 * math.pi) * math.asin(c / a); } return -(a * math.pow(2, 10 * (t -= 1)) * math.sin((t * d - s) * (2 * math.pi) / p)) + b; }, easeoutelastic: function (x, t, b, c, d) { var s = 1.70158; var p = 0; var a = c; if (t == 0) { return b; } if ((t /= d) == 1) { return b + c; } if (!p) { p = d * .3; } if (a < math.abs(c)) { a = c; var s = p / 4; } else { var s = p / (2 * math.pi) * math.asin(c / a); } return a * math.pow(2, -10 * t) * math.sin((t * d - s) * (2 * math.pi) / p) + c + b; }, easeinoutelastic: function (x, t, b, c, d) { var s = 1.70158; var p = 0; var a = c; if (t == 0) { return b; } if ((t /= d / 2) == 2) { return b + c; } if (!p) { p = d * (.3 * 1.5); } if (a < math.abs(c)) { a = c; var s = p / 4; } else { var s = p / (2 * math.pi) * math.asin(c / a); } if (t < 1) { return -.5 * (a * math.pow(2, 10 * (t -= 1)) * math.sin((t * d - s) * (2 * math.pi) / p)) + b; } return a * math.pow(2, -10 * (t -= 1)) * math.sin((t * d - s) * (2 * math.pi) / p) * .5 + c + b; }, easeinback: function (x, t, b, c, d, s) { if (s == undefined) { s = 1.70158; } return c * (t /= d) * t * ((s + 1) * t - s) + b; }, easeoutback: function (x, t, b, c, d, s) { if (s == undefined) { s = 1.70158; } return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b; }, easeinoutback: function (x, t, b, c, d, s) { if (s == undefined) { s = 1.70158; } if ((t /= d / 2) < 1) { return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b; } return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b; }, easeinbounce: function (x, t, b, c, d) { return c - jquery.easing.easeoutbounce(x, d - t, 0, c, d) + b }, easeoutbounce: function (x, t, b, c, d) { if ((t /= d) < (1 / 2.75)) { return c * (7.5625 * t * t) + b; } else if (t < (2 / 2.75)) { return c * (7.5625 * (t -= (1.5 / 2.75)) * t + .75) + b; } else if (t < (2.5 / 2.75)) { return c * (7.5625 * (t -= (2.25 / 2.75)) * t + .9375) + b; } else { return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b; } }, easeinoutbounce: function (x, t, b, c, d) { if (t < d / 2) { return jquery.easing.easeinbounce(x, t * 2, 0, c, d) * .5 + b; } return jquery.easing.easeoutbounce(x, t * 2 - d, 0, c, d) * .5 + c * .5 + b; } });