竖向滚动柱状图

描述:当前是关于Echarts图表中的 柱状图 示例。
 
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    // 排名背景图使用base64格式!!!
    // 排名背景图使用base64格式!!!
    // 排名背景图使用base64格式!!!
    // echarts版本需要5.0以上!!!特别注意!!!不然进度条与滚动条的样式将不兼容!!!
    // echarts版本需要5.0以上!!!特别注意!!!不然进度条与滚动条的样式将不兼容!!!
    // echarts版本需要5.0以上!!!特别注意!!!不然进度条与滚动条的样式将不兼容!!!

      let xdata = {
        value: ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
      };

      let sdata = {
        value: [10, 20, 30, 40, 50, 60, 70, 80, 90, 100]
      }
      let rankings = [ranking1, ranking2, ranking3]
      let rich_images = {}

// 这里设置的是排行背景图的图片地址以及文字样式
      xdata.value.map((v, k) => {
        let rich_images_key = `img${k}`;
        let rich_images_item = {
          width: 24,
          height: 28,
          color: k < 3 ? '#FFFFFF' : '#279FDD', // 图片中的字体颜色
          align: 'center', 
          padding: [3, 1, 0, 1],
          verticalAlign: 'middle',
          fontSize: 14,
          fontFamily: 'SourceHanSansCN-Regular, SourceHanSansCN',
          backgroundColor: {
            image: k < 3 ? rankings[k] : generalImage,
          }
        }

        rich_images[rich_images_key] = rich_images_item
      });

      let dataZoomMove = {
        start: 0, 
        end: 4
      }

option = {
        backgroundColor: "#fff",
        tooltip: {
          trigger: 'axis',
          backgroundColor: '#081429',
          textStyle: {
            color: '#fff',
          },
          borderColor: "rgba(255,255,255,.2)",
          axisPointer: {
            lineStyle: {
              color: "rgba(255,255,255,.1)"
            },
          }
        },
        dataZoom: [
          {
            show: true, // 为true 滚动条出现
            realtime: true,
            type: 'slider', // 有type这个属性,滚动条在最下面,也可以不行,写y:36,这表示距离顶端36px,一般就是在图上面。
            height: '90%', // 表示滚动条的高度,也就是粗细
            startValue: dataZoomMove.start, // 表示默认展示20%~80%这一段。
            endValue: dataZoomMove.end,
            width: 6,
            right: "20",
            top: '0%',       //位置和grid配置注意下
            yAxisIndex: [0, 1],     //关联多个y轴
            moveHandleStyle: {
              color: "rgba(89, 202, 241,.5)",
            },
            moveHandleSize: "6",
            emphasis: {
              moveHandleStyle: {
                color: "rgba(89, 202, 241,.5)",
              }
            },
            textStyle: {
              color: "rgba(255,255,255,0)",
            },
            backgroundColor: 'rgba(255,255,255,.1)',
            borderColor: "rgba(255,255,255,0)",
            fillerColor: "rgba(0,0,0,0)",
            handleSize: "6",
            handleStyle: {
              color: "rgba(255,255,255,0)"
            },
            brushStyle: {
              color: "rgba(129, 243, 253)"
            }
          },
          {//没有下面这块的话,只能拖动滚动条,鼠标滚轮在区域内不能控制外部滚动条
            type: 'inside',
            yAxisIndex: 0,
            zoomOnMouseWheel: false,  //滚轮是否触发缩放
            moveOnMouseMove: true,  //鼠标滚轮触发滚动
            moveOnMouseWheel: true
          }
        ],
        grid: {
          containLabel: true,
          // 边距自行修改
          bottom: '0%',
          left: '0%',
          top: '4%',
          right: '5%',
        },
        xAxis: {
          type: 'value',
          axisLabel: {
            show: false
          },
          axisLine: {
            show: false,
          },
          axisTick: {
            show: false,
          },
          splitLine: {
            show: false,
          },
        },
        yAxis: [
          {
            type: 'category',
            data: xdata.value,
            inverse: true,
            axisLabel: {
              fontSize: '14px',
              inside: true,
              verticalAlign: 'bottom',
              lineHeight: 44,
              margin: 0,// 刻度标签与轴线之间的距离
              formatter: function (value) {
                let k = xdata.value.indexOf(value);
                let index = k;
                return `{img${index}|${index + 1}}{a|${value}}`
              },
              rich: {
                a: {
                  fontSize: '14px',
                  color: '#333',
                  padding: [4, 0, 0, 8], // 顺序为上右下左
                },
                ...rich_images,
              },
            },
            axisLine: {
              show: false,
            },
            axisTick: {
              show: false,
            },
            splitLine: {
              show: false,
              lineStyle: {
                color: '#13387a',
              },
            },
          },

          {
            type: 'category',
            data: xdata.value, // 右边的值
            inverse: true,
            axisLabel: {
              inside: true,
              verticalAlign: 'bottom',
              lineHeight: 44,
              margin: 0,       //刻度标签与轴线之间的距离
              formatter: function (value) {
                let k = xdata.value.indexOf(value);
                let index = k;
                return `{a|${sdata.value[index]}}`
              },
              rich: {
                a: {
                  fontSize: 14,
                  color: '#333',
                  padding: [4, 0, 0, 0],
                },
              },
            },
            axisLine: {
              show: false,
            },
            axisTick: {
              show: false,
            },
            splitLine: {
              show: false,
              lineStyle: {
                color: '#333',
              },
            },
          }
        ],
        series: [
          {
            data: sdata.value,
            type: 'bar',
            barWidth: 8,
            showBackground: true,
            backgroundStyle: {
              color: '#E8E8E8'
            },
            itemStyle: {
              borderRadius: 40,
              color: {
                type: 'linear',
                x: 0,
                y: 0,
                x2: 1,
                y2: 0,
                colorStops: [
                  {
                    offset: 0,
                    color: '#00D0FF', // 0% 处的颜色
                  },
                  {
                    offset: 1,
                    color: '#00A8FF', // 0% 处的颜色
                  },
                ],
                global: false, // 缺省为 false
              }
            },
          }
        ]
      }


// 如果不需要自动滚动的功能,直接把下面代码都干掉

      // 自动轮播和鼠标移入移出的停止和开启
let dataZoomMoveTimer = null;
const startMoveDataZoom = (myChart, dataZoomMove) => {
   dataZoomMoveTimer = setInterval(() => {
      dataZoomMove.start += 1;
      dataZoomMove.end += 1;
      if (dataZoomMove.end > sdata.value.length - 1) {
         dataZoomMove.start = 0;
         dataZoomMove.end = 4;
      }
      myChart.setOption({
         dataZoom: [
            {
               type: 'slider', // 有type这个属性,滚动条在最下面,也可以不行,写y:36,这表示距离顶端36px,一般就是在图上面。
               startValue: dataZoomMove.start,
               endValue: dataZoomMove.end,
            },
         ]
      })
   }, 1000);
}
startMoveDataZoom(myChart,dataZoomMove);
let chartDom = myChart.getDom();
chartDom.addEventListener('mouseout', () => {
   if (dataZoomMoveTimer) return;
   let dataZoomMove_get = myChart.getOption().dataZoom[0];
   dataZoomMove.start = dataZoomMove_get.startValue;
   dataZoomMove.end = dataZoomMove_get.endValue;
   startMoveDataZoom(myChart, dataZoomMove);
})
// 移入
// myChart.on
chartDom.addEventListener('mouseover', () => {
   clearInterval(dataZoomMoveTimer);
   dataZoomMoveTimer = undefined;
})