daimp-front/sub-government-screen-service/src/views/home/components/traceCharts.vue

<template>
  <div class="home-trace-charts">
    <custom-echart-mixin :chart-data="handelData" :option="chartsData.option" height="100%" />
  </div>
</template>
<script setup>
import { ref, reactive, onMounted, computed } from 'vue';
let itemStyle = reactive({
  itemStyle: { borderRadius: [8, 8, 0, 0] },
});

let legendList = reactive(['赋码', '扫码']);
const chartsData = ref({
  option: {
    color: ['#3685fe', '#8dcbe9', '#ffd500', '#631f9f'],
    title: {
      text: ' ',
      textStyle: {
        color: '#333',
      },
    },
    legend: {
      show: true,
      data: legendList,
      left: '0', // 距离左侧10%的位置
      top: '0', // 垂直居中
      itemWidth: 15, // 图例标记的宽度
      itemHeight: 8, // 图例标记的高度
      textStyle: {
        fontSize: 10, // 图例文字的字体大小
        color: '#fff', // 图例文字的颜色
      },
    },
    barStyle: {
      barWidth: 10,
      color: {
        type: 'linear', // 线性渐变
        x: 0,
        y: 0,
        x2: 0,
        y2: 1,
        colorStops: [
          { offset: 0, color: '#45bfe9' },
          { offset: 1, color: '#01589c' },
        ],
        global: false, // 默认为 false
      },
    },
    dataZoom: [
      // {
      //   type: 'slider', // 滑动条型数据区域缩放组件
      //   startValue: 0, // 数据窗口起始值的索引
      //   endValue: 2, // 数据窗口结束值的索引
      // },
      // {
      //   type: 'inside', // 支持鼠标滚轮和触控板缩放和平移
      //   startValue: 0,
      //   endValue: 2,
      // },
    ],
    yAxis: [
      {
        type: 'value',
        name: ' ',
        axisLabel: {
          formatter: '{value}',
        },
        splitLine: {
          show: true, // 显示分割线
          lineStyle: {
            type: 'dashed', // 设置为虚线
            width: 0.5, // 分割线宽度
          },
        },

        itemStyle: { fontSize: 8 },
      },
    ],
    grid: {
      x: '10%',
      x2: '10%',
      y: '20%',
      y2: '20%',
    },
  },
  valData: [],
});

const randomVal = (num) => {
  let list = [];
  for (let i = 0; i < legendList.length; i++) {
    let addNum = [10, 8, 2, 5];
    let val = {
      name: num + '月',
      value: Number(Math.random() * 100 + addNum[i]).toFixed(2),
      seriesType: i < legendList.length - 1 ? 'bar' : 'line',
      type: legendList[i],
      stack: num + '月',
    };
    if (val.seriesType == 'line') {
      val.smooth = 30;
      val.symbol = 'none';
    }
    if (val.seriesType == 'bar') {
      val.symbol = 'none';
    }
    let lastVal = {
      ...val,
      ...itemStyle,
    };
    list[i] = i < legendList.length - 2 ? val : lastVal;
  }
  return list;
};
let handelData = computed(() => {
  let list = [];
  let maxMouth = 12;
  for (let i = 0; i < maxMouth; i++) {
    let val = randomVal(i + 1);
    list = [...list, ...val];
  }

  list.map((m, indexm) => {
    return { ...m, value: Number(Number(m.value) + Math.random() + indexm).toFixed(0) };
  });
  // console.info('handelData', list);
  return list;
});
</script>
<style lang="scss" scoped>
.home-trace-charts {
  height: 100%;
}
</style>