SaaS-lib/lib/component/echarts/components/chart/bar/SingleBar.vue

<!-- @format -->

<script>
  import { defineComponent } from 'vue';
  import BaseBar from './BaseBar.vue';
  import { tranNumber, colorTransferToRgb } from '../tool.js';
  //   import * as  from 'echarts';

  export default defineComponent({
    name: 'MultipleBar',
    extends: BaseBar,
    props: {
      xAxis: {
        type: Array,
        required: true,
      },
      series: {
        type: Array,
        required: true,
      },
      yAxisName: {
        type: String,
        required: true,
      },
      axisLabelRotate: {
        type: Number,
        default: 0,
      },
      colorDatas: {
        type: Array,
        default: () => {
          return ['#40E0F0', '#047CB6'];
        },
      },
      borderColor: {
        type: String,
        default: '#24B0D4',
      },
      shadowColor: {
        type: String,
        default: '#2DBFDD',
      },
    },
    data() {
      return {
        colorRgb: [],
        borderColorRGB: {},
        shadowColorRGB: {},
      };
    },
    computed: {},
    created() {},
    mounted() {
      for (let i = 0; i < 2; i++) {
        this.colorRgb.push(colorTransferToRgb(this.colorDatas[i]));
      }
      this.borderColorRGB = colorTransferToRgb(this.borderColor);
      this.shadowColorRGB = colorTransferToRgb(this.shadowColor);

      let optionData = this.optionHandle();

      this.setOption(optionData);
      this.renderChart();
    },
    methods: {
      getChangeData() {
        var seriesDatas = [];
        var legendDatas = [];
        for (let i = 0; i < this.series.length; i++) {
          legendDatas.push({
            name: this.series[i].name,
            icon: 'rect',
            itemStyle: {
              color: this.colorDatas[i],
            },
          });
          seriesDatas.push({
            name: this.series[i].name,
            barMaxWidth: '24',
            data: this.series[i].data,
            showBackground: true,
            backgroundStyle: {
              color: {
                type: 'linear',
                x: 0,
                y: 0,
                x2: 1,
                y2: 0,
                colorStops: [
                  {
                    offset: 0,
                    color: `rgba(${this.borderColorRGB.r},${this.borderColorRGB.g},${this.borderColorRGB.b}, 0.2)`, //color: 'rgba(64, 224, 240, 0.7)' // 0% 处的颜色
                  },
                  {
                    offset: 0.3,
                    color: `rgba(180, 180, 180, 0.1)`, // 100% 处的颜色
                  },
                  {
                    offset: 0.7,
                    color: `rgba(180, 180, 180, 0.1)`, // 100% 处的颜色
                  },
                  {
                    offset: 1,
                    color: `rgba(${this.borderColorRGB.r},${this.borderColorRGB.g},${this.borderColorRGB.b}, 0.2)`, // 100% 处的颜色
                  },
                ],
              },
              borderColor: `rgba(${this.borderColorRGB.r},${this.borderColorRGB.g},${this.borderColorRGB.b},1)`, //'rgba(36, 176, 212, 1)',
              borderWidth: 0.5,
              borderType: 'solid',
              shadowColor: `rgba(${this.shadowColorRGB.r},${this.shadowColorRGB.g},${this.shadowColorRGB.b},1)`, //'rgba(45, 191, 221, 0.7)',
              shadowBlur: 3,
            },
            label: {
              show: true,
              position: 'top',
              color: '#fff',
              fontWeight: 400,
            },
            // textStyle: {

            // },
            itemStyle: {
              shadowColor: '#30C6E1',
              shadowBlur: 4,
              borderWidth: 0.5,
              borderColor: '#00F0FF',
              color: {
                type: 'linear',
                x: 0,
                y: 0,
                x2: 0,
                y2: 1,
                colorStops: [
                  {
                    offset: 0,
                    color: `rgba(${this.colorRgb[0].r},${this.colorRgb[0].g},${this.colorRgb[0].b},0.5)`, //color: 'rgba(64, 224, 240, 0.7)' // 0% 处的颜色
                  },
                  {
                    offset: 1,
                    color: `rgba(${this.colorRgb[1].r},${this.colorRgb[1].g},${this.colorRgb[1].b},0.7)`, // 100% 处的颜色
                  },
                ],
              },
            },
            type: 'bar',
          });
        }

        return { series: seriesDatas, legendData: legendDatas };
      },
      optionHandle() {
        let colorDatas = this.colorDatas;
        let changeData = this.getChangeData();
        let yAxisName = this.yAxisName;
        var offVal = yAxisName.length * 10 + 20;
        var offArr = [0, 0, 0, -offVal];
        var option = {
          animationDuration: 300,
          animationEasing: 'linear',
          textStyle: {
            color: '#fff',
            fontFamily: 'Microsoft YaHei',
          },
          grid: {
            // top:'24',
            left: '24',
            right: '24',
            bottom: '24',
            containLabel: true,
          },
          xAxis: {
            type: 'category',
            data: this.xAxis,
            axisLabel: {
              show: true,
              opacity: 0.65,
              fontSize: 11,
              rotate: this.axisLabelRotate,
            },
            splitLine: {
              show: true,
              lineStyle: {
                color: '#FFFFFF',
                width: 1,
                opacity: 0.2,
              },
            },
            axisTick: {
              //x轴刻度线去掉
              show: false,
            },
          },
          yAxis: {
            show: true,
            name: this.yAxisName,
            nameTextStyle: {
              padding: offArr,
              opacity: 0.34,
              fontSize: 11,
            },
            nameLocation: 'end',
            type: 'value',
            axisLine: {
              show: true,
              onZero: false,
              lineStyle: {
                color: '#ffffff',
                width: 1,
                opacity: 0.2,
              },
            },
            splitLine: {
              show: false,
              onZero: false,
            },
            axisLabel: {
              show: true,
              opacity: 0.65,
              fontSize: 11,
              formatter: function (v) {
                return tranNumber(v);
              },
            },
            axisTick: {
              show: false,
            },
          },
          series: changeData.series,
        };

        return option;
      },
    },
  });
</script>