// 手机导航收起展开
  $('.hb').click(function(e) {
      e.preventDefault();
      $('.center_span').toggleClass('hb_fadeout')
      $('.top_span').toggleClass('change1')
      $('.bottom_span').toggleClass('change2')

  });
  $('.hb').click(function(e) {
      e.preventDefault();
      $('.ml_mb_nav').stop().toggleClass('mb_navShow')

  });
  $('.mb_item1_arrow').click(function(e) {
      e.preventDefault();
      var num1 = $('.mb_item1_arrow').index(this)
      $('.ml_mbnav_2').eq(num1).stop().slideToggle()
      $('.mb_item1_arrow').eq(num1).stop().toggleClass('ml_mb_arrowChange')

  });
  $('.mb_item2_arrow').click(function(e) {
      e.preventDefault();
      var num2 = $('.mb_item2_arrow').index(this)
      $('.ml_mbnav_3').eq(num2).stop().slideToggle()
      $('.mb_item2_arrow').eq(num2).stop().toggleClass('ml_mb_arrowChange')

  });


  //   动画
  AOS.init({
      duration: 800,
      disable: 'mobile'
  })

  // 电脑侧边栏效果
  $(document).ready(function() {
          $(window).scroll(function() {
              var topp = $(document).scrollTop();
              if (topp > 200) {
                  $('.backtotop').addClass('ml_sidebar_show')
              } else { $('.backtotop').removeClass('ml_sidebar_show') }
          })

      })
      //   首页banner

  var mySwiper = new Swiper('.ml_banner', {
      autoplay: {
          delay: 3000
      },
      loop: true, // 循环模式选项

      // 如果需要分页器
      pagination: {
          el: '.bannerpage',
          clickable: true
      },

      // 如果需要前进后退按钮
      navigation: {
          nextEl: '.bannerbtnright',
          prevEl: '.bannerbtnleft',
      },

  })


  $('.search i').click(function(e) {
      e.preventDefault();
      $('.cover').addClass('covershow')
      $('.sou').addClass('searchshow')

  });
  $('.close').click(function(e) {
      e.preventDefault();
      $('.cover').removeClass('covershow')
      $('.sou').removeClass('searchshow')

  });



  //定义变量获取屏幕视口宽度
  var windowWidth = $(window).width();
  if (windowWidth < 996) {
      var swiper = new Swiper(".case_small", {
          spaceBetween: 10,
          slidesPerView: 2.5,
          freeMode: true,
          watchSlidesProgress: true,
      });
      var swiper2 = new Swiper(".case_big", {
          spaceBetween: 10,

          //   thumbs: {
          //       swiper: swiper,
          //   },
      });
  }
  if (windowWidth >= 996) {
      var swiper = new Swiper(".case_small", {
          spaceBetween: 10,
          slidesPerView: 7,
          freeMode: true,
          watchSlidesProgress: true,
      });
      var swiper2 = new Swiper(".case_big", {
          spaceBetween: 10,

          //   thumbs: {
          //       swiper: swiper,
          //   },
      });
  }


  //窗口显示才加载
  var wrapTop = $(".digital").offset().top;
  var istrue = true;
  $(window).on("scroll",
          function() {
              var s = $(window).scrollTop();
              if (s > wrapTop - 500 && istrue) {
                  $(".timer").each(count);

                  function count(a) {
                      var b = $(this);
                      a = $.extend({},
                          a || {},
                          b.data("countToOptions") || {});
                      b.countTo(a)
                  };
                  istrue = false;
              };
          })
      //设置计数
  $.fn.countTo = function(options) {
      options = options || {};
      return $(this).each(function() {
          //当前元素的选项
          var settings = $.extend({}, $.fn.countTo.defaults, {
              from: $(this).data('from'),
              to: $(this).data('to'),
              speed: $(this).data('speed'),
              refreshInterval: $(this).data('refresh-interval'),
              decimals: $(this).data('decimals')
          }, options);
          //更新值
          var loops = Math.ceil(settings.speed / settings.refreshInterval),
              increment = (settings.to - settings.from) / loops;
          //更改应用和变量
          var self = this,
              self = $(this),
              loopCount = 0,
              value = settings.from,
              data = self.data('countTo') || {};
          self.data('countTo', data);
          //如果有间断，找到并清除
          if (data.interval) {
              clearInterval(data.interval);
          };
          data.interval = setInterval(updateTimer, settings.refreshInterval);
          //初始化起始值
          render(value);

          function updateTimer() {
              value += increment;
              loopCount++;
              render(value);
              if (typeof(settings.onUpdate) == 'function') {
                  settings.onUpdate.call(self, value);
              }
              if (loopCount >= loops) {
                  //移出间隔
                  self.removeData('countTo');
                  clearInterval(data.interval);
                  value = settings.to;
                  if (typeof(settings.onComplete) == 'function') {
                      settings.onComplete.call(self, value);
                  }
              }
          }

          function render(value) {
              var formattedValue = settings.formatter.call(self, value, settings);
              self.html(formattedValue);
          }
      });
  };
  $.fn.countTo.defaults = {
      from: 0, //数字开始的值
      to: 0, //数字结束的值
      speed: 1000, //设置步长的时间
      refreshInterval: 100, //隔间值
      decimals: 0, //显示小位数
      formatter: formatter, //渲染之前格式化
      onUpdate: null, //每次更新前的回调方法
      onComplete: null //完成更新的回调方法
  };

  function formatter(value, settings) {
      return value.toFixed(settings.decimals);
  }
  //自定义格式
  $('#count-number').data('countToOptions', {
      formmatter: function(value, options) {
          return value.toFixed(options.decimals).replace(/\B(?=(?:\d{3})+(?!\d))/g, ',');
      }
  });
  //定时器
  $('.timer').each(count);

  function count(options) {
      var $this = $(this);
      options = $.extend({}, options || {}, $this.data('countToOptions') || {});
      $this.countTo(options);
  }