JavaScript仿百度图片浏览效果(转载)
JavaScript百度 图片 效果 转载 浏览
2023-09-11 14:21:28 时间
转载来源:https://www.jb51.net/article/98030.htm
这是一个非常好的案例,然而jquery的时代正在徐徐关闭。
当你调整浏览器宽高,你会发现它不是自适应的。当你想把它放到elementUI项目中是,你发现不行!
如果你项目采用了vue和elementUI,建议以找找vue实现版本,或者单纯js版本。
本文实例为大家分享了js图片浏览效果的具体代码,供大家参考,具体内容如下
在线地址:http://www.hui12.com/nbin/demo/imgskim/index.html
https://nbin2008.github.io/demo/imgskim/index.html
index
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<!DOCTYPE html> < html > < head > < meta charset = "utf-8" > < title >仿百度图片浏览</ title > < link rel = "stylesheet" type = "text/css" href = "css/index.css" /> < script src = "js/jquery-2.1.0.js" ></ script > < script src = "js/data.js" ></ script > < script src = "js/handleImage.js" ></ script > < script src = "js/index.js" ></ script > </ head > < body > < div class = "container1" > < div class = "main1" > <!-- 图片显示 --> < div class = "showImg1" > < a href = "javascript:;" class = "showImg1_btnLeft" ></ a > < a href = "javascript:;" class = "showImg1_btnRight" ></ a > < div class = "imgBox1" > < img src = "" class = "img1" /> </ div > </ div > <!-- 图片选择 --> < div class = "chooseImg1_box" > < div class = "navList1" > < span class = "btnImgList" >图片列表< i ></ i ></ span > < span class = "btnImgScale" > < a href = "javascript:;" class = "scaleAdd1" >+</ a > < b class = "scale1" >100%</ b > < a href = "javascript:;" class = "scaleReduce1" >-</ a > </ span > < span class = "btnImgInit1" >原始尺寸</ span > < span class = "btnImgFullScreen" >全屏</ span > < span >其他</ span > < span >其他</ span > </ div > < div class = "boxLimit1" > < a href = "javascript:;" class = "chooseImg1_btnLeft" ></ a > < div class = "imgListBox1" > < ul class = "imgList1" ></ ul > </ div > < a href = "javascript:;" class = "chooseImg1_btnRight" ></ a > </ div > </ div > </ div > < div class = "sider1" > < p class = "pTroTit1" ></ p > < p class = "pTroName1" ></ p > </ div > </ div > <!-- 全屏 --> < div class = "container2" > < div class = "chooseTimeBox" > < select class = "select" > < option value = "2" >2s</ option > < option value = "3" >3s</ option > < option value = "5" >5s</ option > </ select > < a href = "javascript:;" class = "btnStart" >开始</ a > < a href = "javascript:;" class = "btnStop" >||</ a > </ div > <!-- main --> < div class = "imgBox2" > < img src = "" class = "img2" /> </ div > < a href = "javascript:;" class = "showImg2_btnLeft" ></ a > < a href = "javascript:;" class = "showImg2_btnRight" ></ a > < div class = "imgListBox2" > < ul class = "imgList2" ></ ul > </ div > < a href = "javascript:;" class = "chooseImg2_btnLeft aBtn" ></ a > < a href = "javascript:;" class = "chooseImg2_btnRight aBtn" ></ a > < a href = "javascript:;" class = "btnExitFullScreen" >x</ a > </ div > </ body > </ html > |
css
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/* common */ *{ margin : 0 ; padding : 0 ; } body,html{ font-family : "微软雅黑" ; font-size : 12px ; overflow : hidden ; } li{ list-style : none ; } a{ text-decoration : none ; color : #000 ; } .btnIco{ background : url (../images/btn.png); } b{ font-weight : normal ; } i{ font-style : normal ; } /* container1 */ .container 1 { width : 100% ; height : 100% ; background-color : #f6f6f6 ; position : absolute ; min-width : 1000px ; min-height : 400px ; - display : none ; } .main 1 { position : absolute ; width : calc( 100% - 310px ); height : calc( 100% - 5px ); left : 0 ; top : 5px ; background-color : #fff ; } .sider 1 { position : absolute ; width : 300px ; margin-left : 10px ; height : calc( 100% - 5px ); overflow-x: hidden ; overflow-y: auto ; top : 5px ; right : 0px ; background-color : #fff ; } .showImg 1 { width : 100% ; position : relative ; } .showImg 1 a{ position : absolute ; width : 70px ; height : 100% ; top : 0 ; background-color : #fff ; transition: all 0.5 s; } .showImg 1 a:hover{ background-color : #e6e6e6 ; } .showImg 1 a:before{ content : '' ; display : block ; position : absolute ; width : 40px ; height : 72px ; background : url (../images/btn.png); left : calc( 50% - 20px ); top : calc( 50% - 31px ); } .showImg 1 .showImg 1 _btnLeft{ left : 0 ; } .showImg 1 .showImg 1 _btnRight{ right : 0 ; } .showImg 1 .showImg 1 _btnLeft:before{ background-position : 0 -87px ; } .showImg 1 .showImg 1 _btnLeft:hover:before{ background-position : -46px -87px ; } .showImg 1 .showImg 1 _btnRight:before{ background-position : 0 0 ; } .showImg 1 .showImg 1 _btnRight:hover:before{ background-position : -46px 0 ; } .showImg 1 .imgBox 1 { position : absolute ; width : calc( 100% - 144px ); height : calc( 100% - 4px ); left : 72px ; top : 2px ; overflow : hidden ; } .showImg 1 .imgBox 1 .img 1 { position : absolute ; display : block ; } .chooseImg 1 _box{ position : relative ; overflow : hidden ; } .navList 1 { height : 38px ; line-height : 38px ; border-top : 1px solid #e3e3e3 ; border-bottom : 1px solid #e3e3e3 ; text-align : center ; font-size : 14px ; } .navList 1 span{ margin-left : -3px ; } .navList 1 span, .navList 1 a{ display : inline- block ; color : #666 ; padding : 0 10px ; cursor : pointer ; position : relative ; } .navList 1 span:before{ content : '|' ; display : block ; position : absolute ; left : -3px ; color : #e3e3e3 ; } .navList 1 span:hover:before{ display : none ; } .navList 1 span:last-child:after{ content : '|' ; display : block ; position : absolute ; right : 1px ; color : #e3e3e3 ; } .navList 1 span:hover, .navList 1 a:hover{ background-color : #e3e3e3 ; } .navList 1 .btnImgScale, .navList 1 .btnImgScale:hover{ cursor : default ; background-color : #fff ; padding : 0 ; } .navList 1 a{ padding : 0 ; width : 30px ; } .boxLimit 1 { position : relative ; width : 100% ; height : 100px } .boxLimit 1 a{ float : left ; display : block ; width : 25px ; height : 70px ; margin : 15px 2px 0 ; position : relative ; } .boxLimit 1 a:hover{ background-color : #e6e6e6 ; } .boxLimit 1 a.disable{ background-color : #fff ; } .boxLimit 1 a:before{ content : '' ; display : block ; position : absolute ; width : 14px ; height : 27px ; left : calc( 50% - 7px ); top : calc( 50% - 13px ); background : url (../images/btn.png); } .boxLimit 1 .chooseImg 1 _btnLeft:before, .boxLimit 1 .chooseImg 1 _btnLeft.disable:hover:before{ background-position : -27px -174px ; } .boxLimit 1 .chooseImg 1 _btnLeft.disable:hover:before{ cursor : default ; } .boxLimit 1 .chooseImg 1 _btnLeft:hover:before{ background-position : -73px -174px ; } .boxLimit 1 .chooseImg 1 _btnRight:before, .boxLimit 1 .chooseImg 1 _btnRight.disable:hover:before{ background-position : 0 -174px ; } .boxLimit 1 .chooseImg 1 _btnRight.disable:hover:before{ cursor : default ; } .boxLimit 1 .chooseImg 1 _btnRight:hover:before{ background-position : -46px -174px ; } .imgListBox 1 { position : relative ; width : calc( 100% - 58px ); height : 90px ; padding : 4px 0 6px ; float : left ; overflow : hidden ; } .imgListBox 1 .imgList 1 { padding-top : 5px ; position : absolute ; left : 0 ; top : 0 ; transition: left 0.5 s; float : left ; } .imgListBox 1 .imgList 1 li{ float : left ; width : 68px ; height : 68px ; border : 1px solid #dfdfdf ; margin-top : 10px ; margin-right : 10px ; background-image : url (../images/a 2 .jpg); background-repeat : no-repeat ; background-position : center ; background- size : contain; cursor : pointer ; } .imgListBox 1 .imgList 1 li.active{ width : 76px ; height : 76px ; border : 2px solid #3388fb ; margin-top : 5px ; background-image : url (../images/a 1 .jpg); } /* 全屏 */ .container 2 { width : 100% ; height : 100% ; background-color : #262626 ; position : absolute ; display : none ; } .btnExitFullScreen{ color : #989898 ; position : absolute ; top : 1% ; right : 1% ; font-size : 20px ; line-height : 20px ; } .chooseTimeBox{ position : absolute ; width : 70px ; text-align : center ; height : 20px ; line-height : 20px ; background-color : #3d3d3d ; left : calc( 50% - 35px ); top : 1.5% ; } .chooseTimeBox *{ color : #e1e1e1 ; } .chooseTimeBox .select{ background : #121212 ; color : #999999 ; width : 40px ; height : 18px ; left : 2px ; top : 1px ; outline : none ; display : none ; float : left ; position : relative ; top : 1px ; } .chooseTimeBox .btnStart{ - display : none ; } .chooseTimeBox .btnStop{ display : none ; position : relative ; top : -1px ; } .imgBox 2 { position : absolute ; width : 70% ; height : calc( 90% - 144px ); - border : 1px solid red ; left : 15% ; top : 8% ; } .imgBox 2 img{ position : absolute ; } .showImg 2 _btnLeft, .showImg 2 _btnRight{ width : 50% ; height : calc( 90% - 144px ); position : absolute ; top : 8% ; - border : 1px solid #fff ; } .showImg 2 _btnLeft{ left : 0 ; cursor : url (../images/cur_left.jpg), auto ;; } .showImg 2 _btnRight{ right : 0 ; cursor : url (../images/cur_right.jpg), auto ;; } .imgListBox 2 { position : absolute ; width : 80% ; height : 140px ; border : 1px solid #3e3e3e ; left : 10% ; bottom : 2% ; overflow : hidden ; } .imgList 2 { position : absolute ; left : 0 ; top : 0 ; width : 100% ; height : 110px ; top : 15px ; transition: left 0.5 s; } .imgList 2 li{ width : 110px ; height : 110px ; box-sizing: border-box; border : 1px solid #707070 ; float : left ; margin-right : 5px ; background-image : url (../images/a 2 .jpg); background-repeat : no-repeat ; background-position : center ; background- size : contain; cursor : pointer ; } .imgList 2 li.active{ border : 2px solid #2f95d5 ; } .container 2 .aBtn{ position : absolute ; display : block ; width : 25px ; height : 70px ; margin : 15px 2px 0 ; } .container 2 .aBtn:hover{ background-color : #e6e6e6 ; } .container 2 .aBtn.disable{ background-color : #fff ; } .container 2 .aBtn:before{ content : '' ; display : block ; position : absolute ; width : 14px ; height : 27px ; left : calc( 50% - 7px ); top : calc( 50% - 13px ); background : url (../images/btn.png); } .container 2 .chooseImg 2 _btnLeft{ left : calc( 10% - 50px ); bottom : calc( 2% + 35px ); } .container 2 .chooseImg 2 _btnRight{ right : calc( 10% - 50px ); bottom : calc( 2% + 35px ); } .container 2 .chooseImg 2 _btnLeft:before, .container 2 .chooseImg 2 _btnLeft.disable:hover:before{ background-position : -27px -174px ; } .container 2 .chooseImg 2 _btnLeft.disable:hover:before{ cursor : default ; } .container 2 .chooseImg 2 _btnLeft:hover:before{ background-position : -73px -174px ; } .container 2 .chooseImg 2 _btnRight:before, .container 2 .chooseImg 2 _btnRight.disable:hover:before{ background-position : 0 -174px ; } .container 2 .chooseImg 2 _btnRight.disable:hover:before{ cursor : default ; } .container 2 .chooseImg 2 _btnRight:hover:before{ background-position : -46px -174px ; } |
data.js
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var imgData = [ { src: 'images/a1.jpg' , title: 'a1.jpg' , name: '火影忍着1' }, { src: 'images/a2.jpg' , title: 'a2.jpg' , name: '火影忍着3' }, { src: 'images/a3.jpg' , title: 'a3.jpg' , name: '火影忍着3' }, { src: 'images/a4.jpg' , title: 'a4.jpg' , name: '火影忍着4' }, { src: 'images/a5.jpg' , title: 'a5.jpg' , name: '火影忍着5' }, { src: 'images/a6.jpg' , title: 'a6.jpg' , name: '火影忍着6' }, { src: 'images/a7.jpg' , title: 'a7.jpg' , name: '火影忍着7' }, { src: 'images/a8.jpg' , title: 'a8.jpg' , name: '火影忍着8' }, { src: 'images/a9.jpg' , title: 'a9.jpg' , name: '火影忍着9' }, { src: 'images/a10.jpg' , title: 'a10.jpg' , name: '火影忍着10' }, { src: 'images/a11.jpg' , title: 'a11.jpg' , name: '火影忍着11' }, { src: 'images/a12.jpg' , title: 'a12.jpg' , name: '火影忍着12' }, { src: 'images/a13.jpg' , title: 'a13.jpg' , name: '火影忍着13' }, { src: 'images/a14.jpg' , title: 'a14.jpg' , name: '火影忍着14' }, { src: 'images/a15.jpg' , title: 'a15.jpg' , name: '火影忍着15' }, { src: 'images/a16.jpg' , title: 'a16.jpg' , name: '火影忍着16' }, { src: 'images/a17.jpg' , title: 'a17.jpg' , name: '火影忍着17' }, { src: 'images/a18.jpg' , title: 'a18.jpg' , name: '火影忍着18' }, { src: 'images/a19.jpg' , title: 'a19.jpg' , name: '火影忍着19' }, { src: 'images/a20.jpg' , title: 'a20.jpg' , name: '火影忍着20' } ]; |
handleImage.js
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( function (window,$){ function HandleImage(e){ this .init(e); }; var proto = { init: function (e){ this .nb = {}; this .nb.$box = e.box; this .nb.$img = e.img; this .setBoxWH(); this .imgMouseEvent(); }, //对外提供,重置盒子的宽高,resize事件需要调用 setBoxWH: function (){ this .nb.bWidth = this .nb.$box.width(); this .nb.bHeight = this .nb.$box.height(); }, getImgWH: function (src,isNormal,callback){ var self = this ; var img = new Image(); img.onload = function (){ self.nb.mWidth = img.width; self.nb.mHeight = img.height; self.setStartPosition(isNormal); callback && callback(); }; img.src = src; }, //对外提供,输入图片地址,isNormal:true(初始不缩放) setImg: function (src,isNormal,callback){ this .getImgWH(src,isNormal,callback); this .nb.$img.attr( 'src' ,src); }, //初始化图片位置 setStartPosition: function (isNormal){ var self = this ; var bW = self.nb.bWidth = self.nb.$box.width(); <span style= "white-space:pre" > </span>bH = self.nb.bHeight = self.nb.$box.height(); mW = self.nb.mWidth, mH = self.nb.mHeight; var sScale = self.nb.nScale = Math.min(bW/mW,bH/mH); if ( sScale>=1 || isNormal ){ self.nb.nScale = 1; self.nb.left = (bW-mW)/2; self.nb.top = (bH-mH)/2; self.nb.$img.css({ 'width' : mW, 'height' : mH, 'left' : (bW-mW)/2, 'top' : (bH-mH)/2 }) } else { self.nb.left = (bW-mW*sScale)/2; self.nb.top = (bH-mH*sScale)/2; self.nb.$img.css({ 'width' : mW*sScale, 'height' : mH*sScale, 'left' : (bW-mW*sScale)/2, 'top' : (bH-mH*sScale)/2 }) }; this .setCenter(); }, setCenter: function (){ var self = this ; this .nb.centerX = self.nb.left + self.nb.mWidth*self.nb.nScale/2; this .nb.centerY = self.nb.top + self.nb.mHeight*self.nb.nScale/2; }, //对外提供,改变图片大小 setScale: function (str,callback){ var self = this ; if ( str == 'plus' ){ self.nb.nScale += 0.1; } else if ( str == 'reduce' ){ self.nb.nScale -= 0.1; }; self.nb.nScale = self.nb.nScale>=10?10:self.nb.nScale; self.nb.nScale = self.nb.nScale<=0.1?0.1:self.nb.nScale; self.nb.left = self.nb.centerX - self.nb.mWidth*self.nb.nScale/2; self.nb.top = self.nb.centerY - self.nb.mHeight*self.nb.nScale/2; self.nb.$img.css({ 'width' : self.nb.mWidth*self.nb.nScale, 'height' : self.nb.mHeight*self.nb.nScale, 'left' : self.nb.left, 'top' : self.nb.top }); callback && callback(); }, //对外提供,获取缩放比例 getScale: function (){ return this .nb.nScale; }, imgMouseEvent: function (){ var self = this ; var sX,sY,disX,disY,sImgX,sImgY,b; self.nb.$img.on( 'mousedown' , function (e){ b = true ; sX = e.pageX; sY = e.pageY; sImgX = self.nb.left; sImgY = self.nb.top; }); $(document).on( 'mousemove' , function (e){ if ( !b ) return ; self.nb.$img.css({ 'left' : sImgX + e.pageX - sX, 'top' : sImgY + e.pageY - sY }); return false ; }); $(document).on( 'mouseup' , function (){ b = false ; self.nb.left = parseInt(self.nb.$img.css( 'left' )); self.nb.top = parseInt(self.nb.$img.css( 'top' )); self.setCenter(); }); } }; HandleImage.prototype = proto; window.HandleImage = HandleImage; })(window,jQuery); |
index.js
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$(document).ready( function (){ var $win = $(window), $con1 = $( '.container1' ), $main1 = $( '.main1' ), $showImg1 = $( '.showImg1' ), $showImg1_btnLeft = $( '.showImg1_btnLeft' ), $showImg1_btnRight = $( '.showImg1_btnRight' ), $imgBox1 = $( '.imgBox1' ), $img1 = $( '.img1' ), $showImg1_btnLeft = $( '.showImg1_btnLeft' ), $showImg1_btnRight = $( '.showImg1_btnRight' ), $chooseImg1_btnLeft = $( '.chooseImg1_btnLeft' ), $chooseImg1_btnRight = $( '.chooseImg1_btnRight' ), $chooseImg1_box = $( '.chooseImg1_box' ), $scale1 = $( '.scale1' ), $btnImgInit1 = $( '.btnImgInit1' ), $btnImgFullScreen = $( '.btnImgFullScreen' ), $sider1 = $( '.sider1' ), $imgListBox1 = $( '.imgListBox1' ), $imgList1 = $( '.imgList1' ); //container2-fullscreen对象 var $con2 = $( '.container2' ), $select = $( '.select' ), $btnStart = $( '.btnStart' ), $btnStop = $( '.btnStop' ), $btnExitFullScreen = $( '.btnExitFullScreen' ), $imgBox2 = $( '.imgBox2' ), $img2 = $( '.img2' ), $showImg2_btnLeft = $( '.showImg2_btnLeft' ), $showImg2_btnRight = $( '.showImg2_btnRight' ), $chooseImg2_btnLeft = $( '.chooseImg2_btnLeft' ), $chooseImg2_btnRight = $( '.chooseImg2_btnRight' ), $imgListBox2 = $( '.imgListBox2' ), $imgList2 = $( '.imgList2' ); var winW = $win.width(), winH = $win.height(); //图片处理事件 var h1; var handle = { init1: function (){ h1 = new HandleImage({ box: $imgBox1, img: $img1 }); }, setImg1: function (src,isNormal){ h1.setImg(src,isNormal, function (){ imgListEvent.setScaleText(); }); } }; //窗口改变事件 var envFunc = { fnSize: function (){ $(window).on( 'resize' , function (){ winW = $win.width(), winH = $win.height(); containEvent.setCon(); containEvent.setShowImg1_height(); imgListEvent.imgList1_position(); h1.setBoxWH(); }); } }; envFunc.fnSize(); //cantanier事件 var containEvent = { init: function (){ this .setCon(); this .setShowImg1_height(); handle.init1(); }, //设置container宽高 setCon: function (){ $con1.css({ 'width' : winW, 'height' : winH }); $con2.css({ 'width' : winW, 'height' : winH }); }, //设置图片控制区高 setShowImg1_height: function (){ $showImg1.css({ 'height' : $main1.height() - $chooseImg1_box.height() }) }, showText: function (data){ $( '.pTroTit1' ).text(data[ 'src' ]); $( '.pTroName1' ).text(data[ 'title' ]); } }; containEvent.init(); //图片选择 普通的width:70+10, 选中active:80+10 var $liActive_1; var index = 0; var imgListEvent = { init: function (){ this .imgList1_add(); this .imgList1_click(); this .scaleEvent(); this .mouseWheelEvent(); this .fnClick(); }, imgList1_add: function (){ var str = '' for ( var i=0; i<imgData.length; i++ ){ var tmp = imgData[i]; str += '<li style="background-image:url(' + tmp.src + ')" ></li>' }; $imgList1.append(str); $imgList1.css({ 'width' : (70+10)*imgData.length + 10 }); }, imgList1_click: function (){ var self = this ; $imgList1.find( 'li' ).on( 'click' , function (){ if ( $liActive_1 ) $liActive_1.removeClass( 'active' ); index = $( this ).index(); $( this ).addClass( 'active' ); $liActive_1 = $( this ); self.imgList1_position(); handle.setImg1( imgData[index][ 'src' ] ); containEvent.showText( imgData[index] ); }); $imgList1.find( 'li' ).eq(0).trigger( 'click' ); }, imgList1_position: function (){ var boxWidth1 = $imgListBox1.width(); var le = (boxWidth1/2 - index*80); le = Math.floor(le/80)*80; le = le>=0?0:le; var maxLe = (boxWidth1-$imgList1.width())+10; le = le<maxLe?maxLe:le; $imgList1.css({ 'left' : le }) }, scaleEvent: function (){ var timer = null ; var btnPos = { x: null , y: null }; var fnCallback = function (){ imgListEvent.setScaleText(); }; $( '.scaleAdd1' ).on( 'mousedown' , function (e){ h1.setScale( 'plus' ,fnCallback); checkBtnPos(e); timer = setTimeout( function (){ fnAnimate( 'plus' ); },500); }); $( '.scaleReduce1' ).on( 'mousedown' , function (e){ h1.setScale( 'reduce' ,fnCallback); checkBtnPos(e); timer = setTimeout( function (){ fnAnimate( 'reduce' ); },500); }); $( '.scaleAdd1' ).add($( '.scaleReduce1' )).on( 'mouseup' , function (){ clearInterval(timer); return false ; }); $( '.scaleAdd1' ).add($( '.scaleReduce1' )).on( 'mousemove' , function (e){ if ( Math.abs(e.pageX-btnPos.x)>=5 || Math.abs(e.pageY-btnPos.y)>=5 ){ clearInterval(timer); }; return false ; }); function checkBtnPos(e){ btnPos.x = e.pageX; btnPos.y = e.pageY; }; function fnAnimate(str){ if ( str == 'plus' ){ timer = setInterval( function (){ h1.setScale( 'plus' ,fnCallback); },30); } else if ( str == 'reduce' ){ timer = setInterval( function (){ h1.setScale( 'reduce' ,fnCallback); },30) }; }; }, mouseWheelEvent: function (){ var imgBox1 = $imgBox1.get(0); if ( document.attachEvent ){ imgBox1.attachEvent( 'onmousewheel' ,move) }; if ( document.addEventListener ){ imgBox1.addEventListener( 'mousewheel' ,move, false ); imgBox1.addEventListener( 'mousewheel' ,move, false ); }; var fnCallback = function (){ imgListEvent.setScaleText(); }; function move(e){ var up = true ; if ( e.wheelDelta ){ up = e.wheelDelta > 0 ? true : false ; }; if ( e.detail ){ up = e.detail < 0 ? true : false ; }; if ( up ){ h1.setScale( 'plus' ,fnCallback); } else { h1.setScale( 'reduce' ,fnCallback); }; if ( e.preventDefault ){ e.preventDefault(); } else { e.returnValue = false ; } }; }, setScaleText: function (){ var scale = Math.round(h1.getScale()*100); $scale1.text(scale+ '%' ); }, fnClick: function (){ $showImg1_btnRight.on( 'click' , function (){ $liActive_1.next().trigger( 'click' ); }); $showImg1_btnLeft.on( 'click' , function (){ $liActive_1.prev().trigger( 'click' ); }); $chooseImg1_btnLeft.on( 'click' , function (){ var w = $imgListBox1.width(); var le = parseInt($imgList1.css( 'left' )) + w; if ( le > 0 ) le = 0; $imgList1.css({ 'left' : le }) }); $chooseImg1_btnRight.on( 'click' , function (){ var w = $imgListBox1.width(); var minLe = w - $imgList1.width(); var le = parseInt($imgList1.css( 'left' )) - w; if ( le < minLe ) le = minLe; $imgList1.css({ 'left' : le }) }); $btnImgInit1.on( 'click' , function (){ handle.setImg1( imgData[index][ 'src' ], true ); }); $btnImgFullScreen.on( 'click' , function (){ fullScreen.enterFull(); }); } }; imgListEvent.init(); /* * container2 */ var $liActive_2; var timer2; function setImg2(src){ $imgBox2; $img2; var bW,bH,mW,mH; var img = new Image(); $img2.attr( 'src' ,src); img.onload = function (){ mW = img.width; mH = img.height; bW = $imgBox2.width(); bH = $imgBox2.height(); setPosition(); }; img.src = src; function setPosition(){ var sScale = Math.min(bW/mW,bH/mH); if ( sScale>=1 ){ $img2.css({ 'width' : mW, 'height' : mH, 'left' : (bW-mW)/2, 'top' : (bH-mH)/2 }); } else { $img2.css({ 'width' : mW*sScale, 'height' : mH*sScale, 'left' : (bW-mW*sScale)/2, 'top' : (bH-mH*sScale)/2 }); }; }; }; var fullScreen = { init: function (){ this .addImg(); this .addClick(); }, addImg: function (){ var str = '' for ( var i=0; i<imgData.length; i++ ){ var tmp = imgData[i]; str += '<li style="background-image:url(' + tmp.src + ')" ></li>' }; $imgList2.append(str); $imgList2.css({ 'width' : 115*imgData.length }); }, addClick: function (){ var self = this ; $imgList2.find( 'li' ).on( 'click' , function (){ if ( $liActive_2 ) $liActive_2.removeClass( 'active' ); index = $( this ).index(); $( this ).addClass( 'active' ); $liActive_2 = $( this ); self.imgList2_position(); setImg2( imgData[index][ 'src' ] ); }); $showImg2_btnRight.on( 'click' , function (){ $liActive_2.next().trigger( 'click' ); }); $showImg2_btnLeft.on( 'click' , function (){ $liActive_2.prev().trigger( 'click' ); }); $chooseImg2_btnLeft.on( 'click' , function (){ var w = $imgListBox2.width(); var le = parseInt($imgList2.css( 'left' )) + w; if ( le > 0 ) le = 0; $imgList2.css({ 'left' : le }) }); $chooseImg2_btnRight.on( 'click' , function (){ var w = $imgListBox2.width(); var minLe = w - $imgList2.width(); var le = parseInt($imgList2.css( 'left' )) - w; if ( le < minLe ) le = minLe; $imgList2.css({ 'left' : le }) }); $btnExitFullScreen.on( 'click' , function (){ self.exitFull(); }); }, imgList2_position: function (){ var boxWidth2 = $imgListBox2.width(); var le = (boxWidth2/2 - index*115); le = Math.floor(le/115)*115; le = le>=0?0:le; var maxLe = (boxWidth2-$imgList2.width()); le = le<maxLe?maxLe:le; $imgList2.css({ 'left' : le }); }, enterFull: function (){ var self = this ; enterFullscreen(); $con1.css( 'opacity' , '0' ); $con2.show(); setTimeout( function (){ $imgList2.find( 'li' ).eq(index).trigger( 'click' ); },500); //esc keyCode:27 $(document).on( 'keyup.a' , function (e){ if ( e.keyCode == 27 ){ self.exitFull(); }; }); }, exitFull: function (){ clearInterval(timer2); $(document).off( 'keyup.a' ); $con1.css( 'opacity' , '1' ); $con2.hide(); animateEvent.showStart(); setTimeout( function (){ <span style= "white-space:pre" > </span>$imgList1.find( 'li' ).eq(index).trigger( 'click' ); <span style= "white-space:pre" > </span>},500); exitFullscreen(); } }; fullScreen.init(); // fullScreen.enterFull(); //定时器 var animateEvent = { init: function (){ var self = this ; $btnStart.on( 'click' , function (){ self.start(); }); $btnStop.on( 'click' , function (){ self.stop(); }); $select.on( 'change' , function (){ self.start(); }); }, start: function (){ this .showStop(); var intervalTime = parseInt($select.val())*1000; clearInterval(timer2); timer2 = setInterval( function (){ $liActive_2.next().trigger( 'click' ); },intervalTime); }, stop: function (){ clearInterval(timer2); this .showStart(); }, showStart: function (){ clearInterval(timer2); $select.show().val( '2' ); $select.hide(); $btnStop.hide(); $btnStart.show(); }, showStop: function (){ $btnStart.hide(); $btnStop.show(); $select.show(); } }; animateEvent.init(); /* * 全屏事件 */ // 判断各种浏览器 function enterFullscreen() { var element = document.documentElement; if (element.requestFullscreen) { element.requestFullscreen(); } else if (element.mozRequestFullScreen) { element.mozRequestFullScreen(); } else if (element.webkitRequestFullscreen) { element.webkitRequestFullscreen(); } else if (element.msRequestFullscreen) { element.msRequestFullscreen(); } } // 判断浏览器种类 function exitFullscreen() { if (document.exitFullscreen) { document.exitFullscreen(); } else if (document.mozCancelFullScreen) { document.mozCancelFullScreen(); } else if (document.webkitExitFullscreen) { document.webkitExitFullscreen(); } } }); |
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