<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
<div class="banner">
<section id="dg-container" class="dg-container">
<div class="dg-wrapper">
<a href="#">
<img src="http://www.goodlightscraps.com/content/good-day/good-day-7.jpg">
</a>
<a href="#">
<img src="http://aurora.edu.au/wp-content/uploads/2015/05/good-news.jpg">
</a>
<a href="#">
<img src="http://www.wisetiger.co.uk/blog/wp-content/uploads/2012/08/Good-Web-Design1.jpg">
</a>
<a href="#">
<img src="http://blog.askiitians.com/wp-content/uploads/2014/05/ww.gif">
</a>
<a href="#" >
<img src="http://www.powerformula.net/wp-content/uploads/2014/09/iStock_000047145422Small.jpg">
</a>
</div>
<ol class="button" id="lightButton">
<li index="0">
<li index="1">
<li index="2">
<li index="3">
<li index="4">
</ol>
<nav>
<span class="dg-prev"></span>
<span class="dg-next"></span>
</nav>
</section>
.banner {
position: relative;
height: 180px;
padding: 11px 0 16px;
margin: 0 auto;
text-align: center;
}
.dg-container {
position: relative;
width: 100%;
height: 350px;
}
.dg-wrapper {
width: 320px;
height: 250px;
margin: 0 auto;
position: relative;
transform-style: preserve-3d;
perspective: 1000px;
}
.dg-wrapper a {
width: 100%;
height: 250px;
display: block;
position: absolute;
left: 0;
top: 0;
}
.dg-wrapper a:first-child {
z-index: 2;
}
.dg-wrapper a img {
display: block;
box-shadow: 0px 1px 3px 0px rgba(0, 0, 0, 0.20);
border-radius: 4px;
width: 100%;
height:350px;
background: #fff;
}
.dg-wrapper a.dg-transition {
transition: all 0.5s ease-in-out;
}
.dg-wrapper a.dg-transition-fast {
transition: all 0.2s ease-in-out;
}
.dg-container nav {
display: none;
}
.dg-container nav span:hover {
opacity: 1;
}
.dg-container nav span.dg-next {
background-position: top right;
margin-left: 10px;
}
.dg-container #lightButton2 {
bottom: 20px;
}
.dg-container .button {
position: relative;
z-index: 5;
}
.dg-container .button li {
cursor: pointer;
display: inline-block;
width: 6px;
height: 6px;
border-radius: 50%;
margin-right: 5px;
background: rgba(255, 255, 255, 0.30);
border: 1px solid rgba(0, 0, 0, 0.20);
}
.dg-container .button .light {
background: #01BDFF;
}
/*! modernizr 3.0.0 (Custom Build) | MIT *
* http://modernizr.com/download/?-csstransforms-csstransforms3d !*/
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/**
*
* http://www.anotherhome.net
* Copyright 2015, DIYgod
* Free to use under the MIT license.
*
*/
(function ($) {
$.carrousel = function (options, element) {
this.$el = $(element);
this._init(options);
};
$.carrousel.defaults = {
current: 0, // index of current item
autoplay: true,// slideshow on / off
interval: 3000 // time between transitions
};
$.carrousel.prototype = {
// 初始化
_init: function (options) {
this.options = $.extend(true, {}, $.carrousel.defaults, options);
this.support3d = Modernizr.csstransforms3d;
this.support2d = Modernizr.csstransforms;
this.$wrapper = this.$el.find('.dg-wrapper');
this.$items = this.$wrapper.children();
this.itemsCount = this.$items.length;
this.$nav = this.$el.find('nav');
this.$navPrev = this.$nav.find('.dg-prev');
this.$navNext = this.$nav.find('.dg-next');
this.button = $('#lightButton li');
this.box = $('.banner');
this.imgWidth = $('.banner .dg-wrapper img').width();
this.indexB = 0;
this.CSSX = 0;
this.CSSXout = 0;
this.button[0].classList.add('light');
this.current = this.options.current;
this.isAnim = false;
this.$items.css({
'opacity': 1
});
this._updateWidth();
this._layout();
// load the events
this._loadEvents();
// slideshow
if (this.options.autoplay) {
this._startSlideshow();
}
var _self = this;
for (var i = 0, len = this.button.length; i < len; i++) { // 点击小圆点
this.button[i].addEventListener('click', function() {
var toIndex = parseInt(this.getAttribute('index'));
var toMove = toIndex - _self.indexB;
switch (toMove) {
case 0:
break;
case 1:
_self._navigate('next', 'dg-transition');
break;
case -1:
_self._navigate('prev', 'dg-transition');
break;
default:
_self._stopSlideshow();
var bTime = setInterval(function () {
if (!_self.isAnim) {
if (!toMove) {
clearInterval(bTime);
if (_self.options.autoplay) {
_self._startSlideshow();
}
}
else if (toMove > 0) {
_self._navigate('next', 'dg-transition-fast');
toMove--;
}
else if (toMove < 0) {
_self._navigate('prev', 'dg-transition-fast');
toMove++;
}
}
}, 0);
break;
}
});
}
},
// 自适应宽度
_updateWidth: function () {
if (this.support3d) {
if (document.body.clientWidth < 1000) {
this.CSSX = ($(this.box).width() - 10 - this.imgWidth * 0.7) / 2;
this.CSSXout = 0;
}
else if (document.body.clientWidth >= 1000) {
this.CSSX = ($(this.box).width() * 1.2 + 480 - 10 - this.imgWidth * 0.5) / 2 * 0.5;
this.CSSXout = ($(this.box).width() * 1.2 + 480 - 10 - this.imgWidth * 0.5) / 2;
}
}
else if (this.support2d) {
if (document.body.clientWidth < 1464) {
this.CSSX = ($(this.box).width() - 10 - this.imgWidth * 0.9) / 2;
this.CSSXout = 0;
}
else if (document.body.clientWidth >= 1464) {
this.CSSX = (($(this.box).width() - 10 - this.imgWidth * 0.8) / 2) * 0.7;
this.CSSXout = ($(this.box).width() - 10 - this.imgWidth * 0.8) / 2;
}
}
},
// 显示小圆点
_showButton: function () {
var _self = this;
for (var i = 0, len = _self.button.length; i < len; i++) {
if (_self.button[i].classList.contains('light')) {
_self.button[i].classList.remove('light');
break;
}
}
_self.button[_self.indexB].classList.add('light');
},
// 用来绑定点击事件
_click: function (element, move) {
var _self = this;
element.off('click.gallery');
element.on('click.gallery', function () {
if (!this.isAnim) {
_self._navigate(move);
if (_self.options.autoplay) {
_self._startSlideshow();
}
}
});
},
// 初始样式
_layout: function () {
this._setItems();
this.$leftItm.css(this._getCoordinates('left'));
this.$rightItm.css(this._getCoordinates('right'));
this.$currentItm.css(this._getCoordinates('center')).addClass('dg-center');
this._click(this.$leftItm, 'prev');
this._click(this.$prevItm, 'prev');
this.$currentItm.off('click.carrousel');
this._click(this.$rightItm, 'next');
this._click(this.$nextItm, 'next');
this.$nextItm.css(this._getCoordinates('outright'));
this.$prevItm.css(this._getCoordinates('outleft'));
this.$currentItm[0].href = this.$currentItm[0].getAttribute('link');
},
// 更新图片位置
_setItems: function () {
this.$items.removeClass('dg-center');
this.$currentItm = this.$items.eq(this.current);
this.$leftItm = ( this.current === 0 ) ? this.$items.eq(this.itemsCount - 1) : this.$items.eq(this.current - 1);
this.$rightItm = ( this.current === this.itemsCount - 1 ) ? this.$items.eq(0) : this.$items.eq(this.current + 1);
this.$nextItm = ( this.$rightItm.index() === this.itemsCount - 1 ) ? this.$items.eq(0) : this.$rightItm.next();
this.$prevItm = ( this.$leftItm.index() === 0 ) ? this.$items.eq(this.itemsCount - 1) : this.$leftItm.prev();
},
_loadEvents: function () {
var _self = this;
this.$navPrev.on('click.carrousel', function () {
_self._navigate('prev');
return false;
});
this.$navNext.on('click.carrousel', function () {
_self._navigate('next');
return false;
});
this.$wrapper.on('webkitTransitionEnd.carrousel transitionend.carrousel OTransitionEnd.carrousel', function () {
_self.$currentItm.addClass('dg-center');
_self.$items.removeClass('dg-transition');
_self.$items.removeClass('dg-transition-fast');
_self.isAnim = false;
// 处理中间元素的href
_self.$currentItm[0].href = _self.$currentItm[0].getAttribute('link');
_self.$leftItm[0].href = '#';
_self.$rightItm[0].href = '#';
// 处理左右元素的点击事件
_self._click(_self.$leftItm, 'prev');
_self._click(_self.$prevItm, 'prev');
_self.$currentItm.off('click.gallery');
_self._click(_self.$rightItm, 'next');
_self._click(_self.$nextItm, 'next');
});
},
// 定义样式
_getCoordinates: function (position) {
if (this.support3d) {
switch (position) {
case 'outleft':
return {
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'outright':
return {
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'left':
return {
'-webkit-transform': 'translateX(-' + this.CSSX + 'px) translateZ(-300px) rotateY(25deg)',
'-moz-transform': 'translateX(-' + this.CSSX + 'px) translateZ(-300px) rotateY(25deg)',
'-o-transform': 'translateX(-' + this.CSSX + 'px) translateZ(-300px) rotateY(25deg)',
'-ms-transform': 'translateX(-' + this.CSSX + 'px) translateZ(-300px) rotateY(25deg)',
'transform': 'translateX(-' + this.CSSX + 'px) translateZ(-300px) rotateY(25deg)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'right':
return {
'-webkit-transform': 'translateX(' + this.CSSX + 'px) translateZ(-300px) rotateY(-25deg)',
'-moz-transform': 'translateX(' + this.CSSX + 'px) translateZ(-300px) rotateY(-25deg)',
'-o-transform': 'translateX(' + this.CSSX + 'px) translateZ(-300px) rotateY(-25deg)',
'-ms-transform': 'translateX(' + this.CSSX + 'px) translateZ(-300px) rotateY(-25deg)',
'transform': 'translateX(' + this.CSSX + 'px) translateZ(-300px) rotateY(-25deg)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'center':
return {
'-webkit-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'-moz-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'-o-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'-ms-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'hide':
return {
'-webkit-transform': 'translate(0px) scale(0.7)',
'opacity': 1,
'visibility': 'visible',
'z-index': 1
};
break;
}
}
else if (this.support2d) {
switch (position) {
case 'outleft':
return {
'-webkit-transform': 'translate(-' + this.CSSXout + 'px) scale(0.8)',
'-moz-transform': 'translate(-' + this.CSSXout + 'px) scale(0.8)',
'-o-transform': 'translate(-' + this.CSSXout + 'px) scale(0.8)',
'-ms-transform': 'translate(-' + this.CSSXout + 'px) scale(0.8)',
'transform': 'translate(-' + this.CSSXout + 'px) scale(0.8)',
'opacity': 1,
'z-index': 2
};
break;
case 'outright':
return {
'-webkit-transform': 'translate(' + this.CSSXout + 'px) scale(0.8)',
'-moz-transform': 'translate(' + this.CSSXout + 'px) scale(0.8)',
'-o-transform': 'translate(' + this.CSSXout + 'px) scale(0.8)',
'-ms-transform': 'translate(' + this.CSSXout + 'px) scale(0.8)',
'transform': 'translate(' + this.CSSXout + 'px) scale(0.8)',
'opacity': 1,
'z-index': 2
};
break;
case 'left':
return {
'-webkit-transform': 'translate(-' + this.CSSX + 'px) scale(0.9)',
'-moz-transform': 'translate(-' + this.CSSX + 'px) scale(0.9)',
'-o-transform': 'translate(-' + this.CSSX + 'px) scale(0.9)',
'-ms-transform': 'translate(-' + this.CSSX + 'px) scale(0.9)',
'transform': 'translate(-' + this.CSSX + 'px) scale(0.9)',
'opacity': 1,
'visibility': 'visible',
'z-index': 3
};
break;
case 'right':
return {
'-webkit-transform': 'translate(' + this.CSSX + 'px) scale(0.9)',
'-moz-transform': 'translate(' + this.CSSX + 'px) scale(0.9)',
'-o-transform': 'translate(' + this.CSSX + 'px) scale(0.9)',
'-ms-transform': 'translate(' + this.CSSX + 'px) scale(0.9)',
'transform': 'translate(' + this.CSSX + 'px) scale(0.9)',
'opacity': 1,
'visibility': 'visible',
'z-index': 3
};
break;
case 'center':
return {
'-webkit-transform': 'translate(0px) scale(1)',
'-moz-transform': 'translate(0px) scale(1)',
'-o-transform': 'translate(0px) scale(1)',
'-ms-transform': 'translate(0px) scale(1)',
'transform': 'translate(0px) scale(1)',
'opacity': 1,
'visibility': 'visible',
'z-index': 4
};
case 'hide':
return {
'-webkit-transform': 'translate(0px) scale(0.7)',
'-moz-transform': 'translate(0px) scale(0.7)',
'-o-transform': 'translate(0px) scale(0.7)',
'-ms-transform': 'translate(0px) scale(0.7)',
'transform': 'translate(0px) scale(0.7)',
'opacity': 1,
'visibility': 'visible',
'z-index': 1
}
break;
}
}
},
// 切换
_navigate: function (dir, speedClass) {
speedClass = speedClass || 'dg-transition';
if (!this.isAnim) {
this._updateWidth();
this.isAnim = true;
var _self = this;
switch (dir) {
case 'next' :
this.indexB++;
if (this.indexB === this.itemsCount) {
this.indexB = 0;
}
this._showButton();
this.current = this.$rightItm.index();
// current item moves left
this.$currentItm.addClass(speedClass).css(this._getCoordinates('left'));
// right item moves to the center
this.$rightItm.addClass(speedClass).css(this._getCoordinates('center'));
// left item moves out
this.$leftItm.addClass(speedClass).css(this._getCoordinates('outleft'));
this.$nextItm.addClass(speedClass).css(this._getCoordinates('right'));
if (this.itemsCount > 5) {
this.$prevItm.addClass(speedClass).css(this._getCoordinates('hide'));
this.$prevItm.off('click.carrousel');
}
var nextEle = ( this.$nextItm.index() === this.itemsCount - 1 ) ? this.$items.eq(0) : this.$nextItm.next();
$(nextEle).addClass(speedClass).css(this._getCoordinates('outright'));
$(nextEle).off('click.carrousel');
break;
case 'prev' :
this.indexB--;
if (this.indexB === -1) {
this.indexB = this.itemsCount - 1;
}
this._showButton();
this.current = this.$leftItm.index();
// current item moves right
this.$currentItm.addClass(speedClass).css(this._getCoordinates('right'));
// left item moves to the center
this.$leftItm.addClass(speedClass).css(this._getCoordinates('center'));
// right item moves out
this.$rightItm.addClass(speedClass).css(this._getCoordinates('outright'));
this.$prevItm.addClass(speedClass).css(this._getCoordinates('left'));
if (this.itemsCount > 5) {
this.$nextItm.addClass(speedClass).css(this._getCoordinates('hide'));
this.$nextItm.off('click.carrousel');
}
var prevEle = ( this.$prevItm.index() === 0 ) ? this.$items.eq(this.itemsCount - 1) : this.$prevItm.prev();
$(prevEle).addClass(speedClass).css(this._getCoordinates('outleft'));
$(prevEle).off('click.carrousel');
break;
}
;
this._setItems();
}
},
// 自动切换
_startSlideshow: function () {
if (this.slideshow) {
clearInterval(this.slideshow);
}
var _self = this;
this.slideshow = setInterval(function () {
if ($('.dg-center')[0] && !_self.isAnim) {
_self._navigate('next');
}
}, this.options.interval);
},
_stopSlideshow: function () {
clearTimeout(this.slideshow);
}
};
$.fn.carrousel = function (options) {
if (typeof options === 'object') {
this.each(function () {
var instance = $.data(this, 'carrousel');
if (!instance) {
$.data(this, 'carrousel', new $.carrousel(options, this));
}
});
}
else if (typeof options === 'string') {
this.each(function () {
var instance = $.data(this, 'carrousel');
if (instance) {
switch (options) {
case 'play':
instance._startSlideshow();
instance.options.autoplay = true;
break;
case 'stop':
instance._stopSlideshow();
instance.options.autoplay = false;
break;
case 'next':
instance._navigate('next');
break;
case 'prev':
instance._navigate('prev');
break;
}
}
});
}
else if (typeof options === 'number') {
this.each(function () {
var instance = $.data(this, 'carrousel');
instance.button[options].click();
});
}
return this;
};
})(jQuery);
