Vue项目中封装Echarts

npm install echarts -S

// 引入echarts
import echarts from ‘echarts‘
Vue.prototype.$echarts = echarts

<template>
  <div :id="id"></div>
  <!-- 绑定ID -->
</template>

<script>
import Echarts from ‘echarts‘
export default {
  data() {
    return {
      myChart: {},
    }
  },

  props: [‘echartObj‘, ‘id‘],

  created() {
    this.$nextTick(() => {
      this.loadEchart()
    })
  },
  mounted() {
    let _this = this
    window.onresize = function() {
      _this.myChart.resize()
    }
  },
  methods: {
    loadEchart() {
      this.myChart = Echarts.init(document.getElementById(this.id))  // 动态绑定Id名这样就能解决传多个Echarts过来后只显示一个问题
      this.myChart.setOption({
        //  这些属性看你传过来的对象中需要哪些自己添加就好
        legend: this.echartObj.legend,
        color: this.echartObj.color,
        series: this.echartObj.series,
        tooltip: this.echartObj.tooltip,
        grid: this.echartObj.grid,
        xAxis: this.echartObj.xAxis,
        yAxis: this.echartObj.yAxis,
        radar: this.echartObj.radar,
      })
    },
  },
}
</script>

<template>
  <div>
    <echarts
      v-for="(item, index) in arr"
      :key="index"
      :id="item.echartsId"
      :echartObj="item.echartObj"
      :style="{width: ‘100%‘, height: ‘300px‘}"
    />
    <!-- id:传入组件的Id echartObj:传入组件的Echarts展示数据   -->
  </div>
</template>

<script>
export default {
  components: {
    echarts: () => import("./Echarts") //  引入组件!!看好你自己组件的路径我是放在当前目录的
  },
  data() {
    return {
      arr: [
        {
            // 传给Echarts的Id为了能够同时渲染三个,不传只会显示一个只会显示最后一个
          echartsId: "myChart",
        //   Echarts的展示数据
          echartObj: {
            legend: {
              left: "center",
              top: "bottom"
            },
            color: ["#fe5c30", "#fe812d", "#ffce2c", "#01c5d2", "#4f71ef"],
            series: [
              {
                type: "pie",
                radius: [0, 90],
                center: ["50%", "40%"],
                roseType: "area",
                data: [
                  { value: 25, name: "澳门" },
                  { value: 15, name: "香港" },
                  { value: 20, name: "大陆" },
                  { value: 25, name: "台湾" },
                  { value: 15, name: "海外" }
                ],
                label: {
                  normal: {
                    formatter: ["{b|{b}}", "{d|{d}%}"].join("\n"),
                    rich: {
                      d: {
                        // color: ‘rgb(241,246,104)‘,
                        fontSize: 15,
                        fontWeight: "bold",
                        lineHeight: 2
                      },
                      b: {
                        // color: ‘rgb(98,137,169)‘,
                        fontSize: 13,
                        height: 40
                      }
                    }
                  }
                },
                labelLine: {
                  normal: {
                    lineStyle: {
                      color: "#ccc"
                    },
                    smooth: 0,
                    length: 20,
                    length2: 10
                  }
                }
              }
            ]
          }
        },
        {
          echartsId: "myChart2",
          echartObj: {
            color: ["#3398DB"],
            tooltip: {
              trigger: "axis",
              axisPointer: {
                // 坐标轴指示器，坐标轴触发有效
                type: "shadow" // 默认为直线，可选为：‘line‘ | ‘shadow‘
              }
            },
            grid: {
              top: "8%",
              left: "3%",
              right: "4%",
              bottom: "3%",
              containLabel: true
            },
            xAxis: [
              {
                type: "category",
                data: ["婴儿", "幼儿", "儿童", "少年", "青年", "中年", "老年"],
                axisTick: {
                  alignWithLabel: true
                }
              }
            ],
            yAxis: [
              {
                type: "value"
              }
            ],
            series: [
              {
                type: "bar",
                barWidth: "40%",
                data: [10, 52, 10, 54, 60, 100, 180]
              }
            ]
          }
        },
        {
          echartsId: "myChart3",
          echartObj: {
            radar: {
              // shape: ‘circle‘,
              indicator: [
                {
                  name: "初中",
                  max: 6500
                },
                {
                  name: "硕士",
                  max: 16000
                },
                {
                  name: "博士",
                  max: 30000
                },
                {
                  name: "学士",
                  max: 38000
                },
                {
                  name: "高中",
                  max: 52000
                }
              ]
            },
            series: [
              {
                type: "radar",
                // areaStyle: {normal: {}},
                data: [
                  {
                    value: [4300, 14000, 28000, 35000, 50000, 19000],
                    name: "预算分配（Allocated Budget）"
                  }
                ],
                areaStyle: {
                  normal: {
                    color: "rgba(0, 100, 255,.7)" // 填充的颜色。[ default: "#000" ]
                  }
                },
                lineStyle: {
                  // 单项线条样式。
                  normal: {
                    opacity: 0.5, // 图形透明度
                    color: "rgba(0, 100, 255,1)"
                  }
                },
                itemStyle: {
                  // 单个拐点标志的样式设置。
                  normal: {
                    borderColor: "rgba(0, 100, 255,.5)", // 拐点的描边颜色。[ default: ‘#000‘ ]
                    borderWidth: 3 // 拐点的描边宽度，默认不描边。[ default: 0 ]
                  }
                }
              }
            ]
          }
        }
      ]
    };
  }
};
</script>