vue-echarts画深度图

安装vue-echarts依赖

cnpm install vue-echarts --save

按需引入vue-echarts绘制深度图

全局引入会将所有的echarts图表打包，导致体积过大，这里推荐按需引入。

<template>
  <div>
    <h2>深度图</h2>
    <e-charts auto-resize :options="deptChartOption" @legendselectchanged="legendSelectChanged"></e-charts>
  </div>
</template>

<script>
  import ECharts from 'vue-echarts/components/ECharts';
  require('echarts/lib/chart/line');
  require('echarts/lib/component/tooltip');
  require('echarts/lib/component/legendScroll');

  export default {
    components: {ECharts},
    data() {
      return {
        deptChartOption: {
          grid: {left: 10, top: 30, right: 10, bottom: 10},
          tooltip: {
            confine: true,
            trigger: 'axis',
            axisPointer: {type: 'line', lineStyle: {color: 'rgba(0, 0, 0, 0)'}},
            backgroundColor: '#355475',
            textStyle: {color: '#fff', fontSize: '14px'},
            extraCssText: 'box-shadow: 0 0 16px 0 rgba(0, 0, 0, .2);border-radius: 4px;'
          },
          legend: {
            data: [
              {name: '买单', icon: 'rect'},
              {name: '卖单', icon: 'rect'}
            ],
            selected: {
              '买单': true,
              '卖单': true
            },
            itemWidth: 10,
            itemHeight: 10,
            textStyle: {color: '#fff'},
            pageIconColor: '#4CC453'
          },
          xAxis: {
            type: 'category',
            axisLine: {show: false},
            axisTick: {show: false},
            axisLabel: {show: false},
            boundaryGap: false,
            data: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
          },
          yAxis: [{
            type: 'value',
            axisLine: {show: false},
            axisTick: {show: false},
            axisLabel: {show: false},
            splitLine: {show: false}
          }],
          series: [
            {
              name: '买单',
              type: 'line',
              smooth: true,
              symbol: 'circle',
              showSymbol: false,
              symbolSize: 3,
              sampling: 'average',
              itemStyle: {normal: {color: '#4cc453'}},
              lineStyle: {normal: {color: '#243235'}},
              areaStyle: {color: '#243235'},
              data: [10, 9, 8, 5, 1, '', '', '', '', '']
            },
            {
              name: '卖单',
              type: 'line',
              smooth: true,
              symbol: 'circle',
              showSymbol: false,
              symbolSize: 3,
              sampling: 'average',
              itemStyle: {normal: {color: '#e94c4c'}},
              lineStyle: {normal: {color: '#392332'}},
              areaStyle: {color: '#392332'},
              data: ['', '', '', '', '', 0, 2, 3, 6, 8]
            }
          ]
        }
      };
    },
    mounted() {
      this.deptChartOption.tooltip.formatter = this.deptChartHover;
    },
    methods: {
      legendSelectChanged(obj) {
        const selected = obj.selected;
        if (selected) {
          this.deptChartOption.legend.selected[obj.name] = selected[obj.name];
        }
      },
      deptChartHover(value) {
        let result = '';
        value.map(item => {
          if (item.value !== '') {
            result = value[0].axisValue + item.value;
          }
        });
        return result;
      }
    }
  };
</script>

其它样式调整可详见echarts官网的配置项手册。 —— [ echarts配置项手册 ]