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album

时间:2017-04-01 16:48:10      阅读:233      评论:0      收藏:0      [点我收藏+]

标签:css   eal   absolute   span   stop   play   length   src   abs   

<style> 

#outerdiv{position:fixed;top:0;left:0;background:rgba(0,0,0,0.5);z-index:2;width:100%;height:100%;display:none;}
#innerdiv{position:absolute;}
#innerdiv #bigimg{border:5px solid #222226;display: block;box-shadow: 0 0 30px rgba(4,15,34,.9);border-radius: 4px;}
#outerdiv .prevBtn:after,#outerdiv .prevBtn:before,
#outerdiv .nextBtn:after,#outerdiv .nextBtn:before{content:"";width:0;height:0;border:20px solid transparent;position: absolute;top:50%;cursor: pointer;}
#outerdiv .prevBtn:after,#outerdiv .prevBtn:before{border-right:30px solid #ff5454;left: 20px;}
#outerdiv .nextBtn:after,#outerdiv .nextBtn:before{border-left:30px solid #ff5454;right: 20px;}

</style>

-------------------------------------------

<img class="zone_ad1.jpg" class="imgLi"/>

<img class="zone_ad2.jpg" class="imgLi"/>

<div id="outerdiv">

  <div class="prevBtn bigBtn" onselectstart="return false"></div>

  <div id="innerdiv">

    <img src="" id="bigimg">

  </div>  

  <div class="prevBtn bigBtn" onselectstart="return false"></div>

</div>

-----------------------------------------------

/*当有N个相册,每个相册有数量不等的图片*/

$(function(){

  $(".imgLi").on("click",function(){

    var index=$(this).index(); // 获取点击的第几个相册

    var arr=glovalVue.album[index]; //vue数据绑定相册,获取此时的相册数组

               if(arr.length==1){

      $(".bigBtn").hide();

    }else{

      $(".bigBtn").show();

    }

    imgSize(arr[0].src); //传递相册第一张图片的src

    imgShow("#outerdiv","#innerdiv"."#bigimg",arr);

  });

})

/*图片弹窗显示*/

function imgShow(outerdiv,innerdiv,bigimg,arr){

  var i=0;

  $(".nextBtn").on("click",function(event)){

    event.stopPropagation();

    i++;

    if(i==arr.length){

      i=0;

    }

    imgSize(arr[i].src);

  });

  $(".prevBtn").on("click",function(event){

     event.stopPropagation();

     i--;

     if(i<0){

      i=arr.length-1;

    }

    imgSize(arr[i].src);  

  });

}

function imgSize(src) {
$("#bigimg").attr("src", src);
$("<img/>").attr("src", src).load(function () {
var windowW = $(window).width();
var windowH = $(window).height();
var realWidth = this.width;
var realHeight = this.height;
var imgWidth, imgHeight;
var scale = 0.8;

if (realHeight > windowH * scale) {
imgHeight = windowH * scale;
imgWidth = imgHeight / realHeight * realWidth;
if (imgWidth > windowW * scale) {
imgWidth = windowW * scale;
}
} else if (realWidth > windowW * scale) {
imgWidth = windowW * scale;
imgHeight = imgWidth / realWidth * realHeight;
} else {
imgWidth = realWidth;
imgHeight = realHeight;
}
$("#bigimg").css("width", imgWidth);
var w = (windowW - imgWidth) / 2;
var h = (windowH - imgHeight) / 2;
$(innerdiv).css({"top": h, "left": w});
$(outerdiv).fadeIn("fast");
});
$(outerdiv).click(function () {
$(this).fadeOut("fast");
});
}

 

album

标签:css   eal   absolute   span   stop   play   length   src   abs   

原文地址:http://www.cnblogs.com/mudeng-007/p/6656601.html

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