zoukankan      html  css  js  c++  java
  • jq轮播图插件




    /*
     * 使用说明 
     *   
     *   1:需要提供一个标签  
     *   2:lis:图片的个数
     *   3:轮播图的大小 width ,height
     *   4:图片的地址imgs[0].carouselImg[0] 这是本人的地址,

    $('#mainCarousel').jdCarousel({lis:7,800,height:340,
             imgSrc:[
                    imgs[0].carouselImg[0],
                    imgs[0].carouselImg[1],
                    imgs[0].carouselImg[2],
                    imgs[0].carouselImg[3],
                    imgs[0].carouselImg[4],
                    imgs[0].carouselImg[5],
                    imgs[0].carouselImg[6]
                    ]
     });
     */












    (function($){
    $.fn.extend({
    jdCarousel:function(options){
    //ul
    var obj = $(this);
    $(this).append('<ul></ul>')
    for(var i=0 ; i<options.lis ; i++){
    $(this).children('ul').append('<li><a href="#"><img/></a><>');

    }
    //设置样式
    $(this).css({'overflow':'hidden','position':'relative'});
    $(this).children('ul').css({'width':options.width,'height':options.height,'overflow':'hidden',padding:0,'position':'relative'});
    $(this).find('li').css({'width':options.width,'height':options.height,'overflow':'hidden',padding:0,'position':'absolute'});
    $(this).find('li img').css({'width':options.width,'height':options.height,'overflow':'hidden'})
    //获得图片

    $(this).find('li').each(function(index,ele){

    $(this).find('img').attr('src',options.imgSrc[index]);
    //设置第一张图片显示

    if(index!=0){
    $(this).hide();
    }

    });

    //底部点点
    $(this).append('<div class="carouselDot"></div>');
    for(var i=0 ; i<options.lis ; i++){

    $(this).children('.carouselDot').append('<span></span>');


    }


    $(this).children('.carouselDot').css({'position':'absolute','z-index':10,'bottom':20,
         'left':(options.width - (options.lis*24 -8))/2 ,'background-color':'hsla(0,0%,100%,.3)',
        'padding':'1px 8px',height:20,'width':options.lis*24 +5,'border-radius':'12px'});
        
    $(this).children('.carouselDot').find('span').css({
    'margin':0,'display':'inline-block','height':'12px','width':'12px','margin-right':12,'background':'white',
    'border-radius':'50%'});
    $(this).children('.carouselDot').find('span').eq(options.lis - 1).css('margin-right',0);

    $(this).children('.carouselDot').children('span').eq(0).css('background','red');

    //上下张
    $(this).append('<span class="jdLeftPrev jdPNClick">&lt;</span>');
    $(this).append('<span class="jdRightNext jdPNClick">&gt;</span>');
    $(this).children('.jdPNClick').css({
    'display':'block','width':35,'height':50,'background':'rgba(0,0,0,0.5)','z-index':100,'position':'absolute',
    'text-align':'center','line-height':'50px','top':(options.height - 25)/2,'color':'white','font-size':30
    });
    $(this).children('.jdRightNext').css('right',0);
    $(this).children('.jdLeftPrev').css('left',0);

    //轮播图运动
    var last = 0;
    var index = 0;

    function doMove(){

    obj.find('li').eq(last).hide();
    obj.children('.carouselDot').children('span').eq(last).css('background','white');
    obj.find('li').eq(index).show();
    obj.children('.carouselDot').children('span').eq(index).css('background','red');

    last = index;
    index++;
    if(index == options.lis){
    index = 0;
    }

    }
    var timer = null ;
    timer = setInterval(doMove,1000);


    //点点
    // 鼠标移入事件
    obj.children('.carouselDot').hover(function(){
    obj.children('.carouselDot').css('cursor','pointer');
    clearInterval(timer);

    },function(){
    timer = setInterval(doMove,1000);
    });
    obj.children('.carouselDot').on('mouseover','span',function(event){
    // index+=1
    // index = index>=options.lis?0:index;
                    $(this).siblings().css('background','white');
                    index = $(this).index();
    doMove();
    });

    //prev next 事件

    $(this).hover(function(){
    $(this).children('.jdPNClick').css('background-color','rgba(0,0,0,0.5)');
    },function(){
    $(this).children('.jdPNClick').css('background-color','rgba(0,0,0,0.2)');
    });
    $(this).children('.jdPNClick').hover(function(){
    clearInterval(timer);
    },function(){
    timer = setInterval(doMove,1000);
    });

    $(this).children('.jdLeftPrev').click(jdLeftPrev);
    function jdLeftPrev(){
    clearInterval(timer);

    last = index;
    index -= 1;
    index = index<0? options.lis-1:index;
    obj.children('.carouselDot').children('span').eq(index).siblings().css('background','white');
    obj.find('li').eq(last).hide();
    obj.children('.carouselDot').children('span').eq(last).css('background','white');
    obj.find('li').eq(index).show();
    obj.children('.carouselDot').children('span').eq(index).css('background','red');
    }

    $(this).children('.jdRightNext').click(jdRightNext);
    function jdRightNext(){


    last = index;
    index += 1;
    index = index==options.lis? 0:index;
    obj.find('li').eq(last).hide();
    obj.children('.carouselDot').children('span').eq(index).siblings().css('background','white');
    obj.children('.carouselDot').children('span').eq(last).css('background','white');
    obj.find('li').eq(index).show();
    obj.children('.carouselDot').children('span').eq(index).css('background','red');
    }



    }
    })
    })(jQuery)
  • 相关阅读:
    每日总结2021.9.14
    jar包下载mvn
    每日总结EL表达语言 JSTL标签
    每日学习总结之数据中台概述
    Server Tomcat v9.0 Server at localhost failed to start
    Server Tomcat v9.0 Server at localhost failed to start(2)
    链表 java
    MVC 中用JS跳转窗体Window.Location.href
    Oracle 关键字
    MVC 配置路由 反复走控制其中的action (int?)
  • 原文地址:https://www.cnblogs.com/gaosen/p/6662229.html
Copyright © 2011-2022 走看看