【Echarts】封装几个酷炫（发光）图表

墨蓝 2023-09-27 11:49 7阅读 0赞

**目录**

前言：

1.圆环图表

效果如下所示：

思路：

组件代码：

2. 饼图封装

效果如下所示 ：

组件代码如下：

3.柱状图封装

效果图如下：

组件核心配置项如下：

4 折线图封装

效果如下：

配置项：

--------------------

### 前言： ###

> 以下的代码基于echarts+vue2,我使用的echarts版本是5.3，但是实测更低或更高均可使用。以下组件均已封装。

--------------------

### 1.圆环图表 ###

--------------------

#### 效果如下所示： ####

![e486b5c40a184c219b7161998bff8a9c.png][]

#### 思路： ####

> 基于阴影（box-shadow），修改shadowBlur的值

--------------------

#### 组件代码： ####

<template>
      <div id="keyleft1" style="height: 200px; width: 200px">{
       { leftOne }}</div>
    </template>
    
    <script>
    import 'echarts-gl'
    export default {
      props: {
        leftOne: {
          type: String,
          default: "0"
        },
      },
      data () {
        return {
          numX: "0"
        }
      },
      methods: {
    
        init () {
          let _that = this
          var chartDom = document.getElementById("keyleft1")
          var myChart = this.$echarts.init(chartDom)
          var option
          var trafficWay = [{
            name: '',
            value: 20
          }, {
            name: '',
            value: 10
          }, {
            name: '',
            value: 30
          }]
    
          var data = []
          var color = ['#00ffff', '#ff0', '#006ced', '#ffe000', '#ffa800', '#ff5b00', '#ff3000']
          for (var i = 0; i < trafficWay.length; i++) {
            data.push({
              value: trafficWay[i].value,
              name: trafficWay[i].name,
              itemStyle: {
                label: {
                  normal: {
                    show: false
                  }
                },
                normal: {
                  borderWidth: 5,
                  shadowBlur: 20,
                  borderColor: color[i],
                  shadowColor: color[i]
                }
              }
            }, {
              value: 2,
              name: '',
              itemStyle: {
                normal: {
                  label: {
                    show: false
                  },
                  labelLine: {
                    normal: {
                      show: false
                    }
                  },
                  color: 'rgba(0, 0, 0, 0)',
                  borderColor: 'rgba(0, 0, 0, 0)',
                  borderWidth: 0
                }
              }
            })
          }
          var seriesOption = [{
            name: '',
            type: 'pie',
            clockWise: false,
            radius: [65, 60],
            hoverAnimation: false,
            itemStyle: {
              normal: {
                label: {
                  show: false,
                  position: 'outside',
                  color: '#ddd',
                  formatter: function (params) {
                    var percent = 0
                    var total = 0
                    for (var i = 0; i < trafficWay.length; i++) {
                      total += trafficWay[i].value
                    }
                    percent = ((params.value / total) * 100).toFixed(0)
                    if (params.name !== '') {
                      return params.name + '\n' + '\n' + '占百分比：' + percent + '%'
                    } else {
                      return ''
                    }
                  },
                },
                labelLine: {
                  length: 30,
                  length2: 100,
                  show: true,
                  color: '#00ffff'
                }
              }
            },
            data: data
          }]
          option = {
            backgroundColor: 'rgba(255,255,255,0)',
            color: color,
            title: {
              text: _that.numX,
              subtext: '',
              top: '46%',
              textAlign: "center",
              left: "49%",
              textStyle: {
                color: '#fff',
                fontSize: 20,
                fontWeight: '600'
              },
              subtextStyle: {
                color: '#fff',
                fontSize: 18,
                fontWeight: '400'
              }
            },
    
            tooltip: {
              show: false
            },
            legend: {
              icon: "circle",
              orient: 'horizontal',
              // x: 'left',
              data: ['功能区域噪声', '交通噪声', '区域噪声'],
              right: 250,
              top: 100,
              align: 'right',
              textStyle: {
                color: "#fff"
              },
              itemGap: 20
            },
            toolbox: {
              show: false
            },
            series: seriesOption
          }
    
    
          option && myChart.setOption(option)
    
        }
      },
      mounted () {
        this.init()
      },
      watch: {
        leftOne (newValue, oldValue) {
          this.numX = newValue
          this.init()
        }
      },
    }
    </script>
    
    <style>
    </style>

--------------------

### 2. 饼图封装 ###

#### 效果如下所示 ： ####

![d69288ce5e8e4955a9fd89ae597aaa27.png][]

--------------------

#### 组件代码如下： ####

<template>
      <div id="left2" style="height: 280px"></div>
    </template>
    
    <script>
    import 'echarts-gl'
    export default {
      props: {
        leftTwoData: {
          type: String,
          default: "0"
        },
      },
      data () {
        return {
          numX: "0"
        }
      },
      methods: {
        init () {
          let _that = this
          var chartDom = document.getElementById('left2')
          var myChart = this.$echarts.init(chartDom)
          var option
          var img =
            "data:image/png;base64,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"
          let arrD = []
          for (const key in _that.numX) {
            if (Object.hasOwnProperty.call(_that.numX, key)) {
              const element = _that.numX[key]
              arrD.push({
                name: key,
                value: element,
              })
            }
          }
          var trafficWay = [
            {
              name: "火",
              value: 2,
            },
            {
              name: "飞机",
              value: 10,
            },
            {
              name: "客车",
              value: 30,
            },
            {
              name: "轮渡",
              value: 40,
            },
          ] || arrD
    
          var data = []
          var color = [
            "#00ffff",
            "#00cfff",
            "#006ced",
            "#ffe000",
            "#ffa800",
            "#ff5b00",
            "#ff3000",
          ]
          for (var i = 0; i < trafficWay.length; i++) {
            data.push(
              {
                value: trafficWay[i].value,
                name: trafficWay[i].name,
                itemStyle: {
                  normal: {
                    borderWidth: 5,
                    shadowBlur: 20,
                    borderColor: color[i],
                    shadowColor: color[i],
                  },
                },
              },
              {
                value: 2,
                name: "",
                itemStyle: {
                  normal: {
                    label: {
                      show: false,
                    },
                    labelLine: {
                      show: false,
                    },
                    color: "rgba(0, 0, 0, 0)",
                    borderColor: "rgba(0, 0, 0, 0)",
                    borderWidth: 0,
                  },
                },
              }
            )
          }
          var seriesOption = [
            {
              name: "",
              type: "pie",
              clockWise: false,
              radius: [105, 109],
              hoverAnimation: false,
              itemStyle: {
                normal: {
                  label: {
                    show: true,
                    position: "outside",
                    color: "#ddd",
                    formatter: function (params) {
                      var percent = 0
                      var total = 0
                      for (var i = 0; i < trafficWay.length; i++) {
                        total += trafficWay[i].value
                      }
                      percent = ((params.value / total) * 100).toFixed(0)
                      if (params.name !== "") {
                        return (
                          "" +
                          params.name +
                          "\n" +
                          "\n" +
                          "" +
                          percent +
                          "%"
                        )
                      } else {
                        return ""
                      }
                    },
                  },
                  labelLine: {
                    length: 30,
                    length2: 10,
                    show: true,
                    color: "#00ffff",
                  },
                },
              },
              data: data,
            },
          ]
          option = {
            backgroundColor: "rgba(255,255,255,0)",
            color: color,
            title: {
              text: "交通方式",
              top: "48%",
              textAlign: "center",
              left: "49%",
              textStyle: {
                color: "#fff",
                fontSize: 22,
                fontWeight: "400",
              },
            },
            graphic: {
              elements: [
                {
                  type: "image",
                  z: 3,
                  style: {
                    image: img,
                    width: 178,
                    height: 178,
                  },
                  left: "center",
                  top: "center",
                  position: [100, 100],
                },
              ],
            },
            tooltip: {
              show: false,
            },
            legend: {
              show: false,
              icon: "circle",
              orient: "horizontal",
              // x: 'left',
              data: ["火车", "飞机", "客车", "轮渡"],
              right: 10,
              bottom: 0,
              align: "right",
              textStyle: {
                color: "#fff",
              },
              itemGap: 10,
            },
            toolbox: {
              show: false,
            },
            series: seriesOption,
          }
    
          option && myChart.setOption(option)
    
        }
      },
      mounted () {
        this.init()
      },
      watch: {
        leftTwoData (newValue, oldValue) {
          this.numX = JSON.parse(newValue)
          this.init()
          console.log("leftTwoData---------", this.numX)
        }
      },
    }
    </script>
    
    <style>
    </style>

--------------------

### 3.柱状图封装 ###

#### 效果图如下： ####

![429251c4dfa148f9ae345af4e6c2a145.png][]

--------------------

由于和上面的改动不算大，所以只贴核心配置项了。

#### 组件核心配置项如下： ####

data = [
      {
        name: "常规",
        value: 175.17,
      },
      {
        name: "紧急",
        value: 148.35,
      },
      {
        name: "疑难",
        value: 95.36,
      },
    ];
    xAxisData = [];
    seriesData1 = [];
    sum = 0;
    barTopColor = ["#02c3f1", "#53e568", "#a154e9"];
    barBottomColor = [
      "rgba(2,195,241,0.1)",
      "rgba(83, 229, 104, 0.1)",
      "rgba(161, 84, 233, 0.1)",
    ];
    data.forEach((item) => {
      xAxisData.push(item.name);
      seriesData1.push(item.value);
      sum += item.value;
    });
    option = {
      backgroundColor: "#061326",
      title: {
        text: "多色立体圆柱",
        top: 20,
        left: "center",
        textStyle: {
          color: "#fff",
          fontSize: 20,
        },
      },
      grid: {
        top: "25%",
        bottom: "15%",
      },
      xAxis: {
        data: xAxisData,
        axisTick: {
          show: false,
        },
        axisLine: {
          show: false,
        },
        axisLabel: {
          show: true,
          margin: 25,
          align: "center",
          formatter: function (params, index) {
            return (
              "{a|" +
              ((seriesData1[index] / sum) * 100).toFixed(2) +
              "%}" +
              "\n" +
              "{b|" +
              params +
              "}"
            );
          },
          textStyle: {
            fontSize: 14,
            color: "#ffffff",
            rich: {
              a: {
                fontSize: 12,
                color: "#ffffff",
              },
              b: {
                height: 20,
                fontSize: 14,
                color: "#ffffff",
              },
            },
          },
        },
        interval: 0,
      },
      yAxis: {
        splitLine: {
          show: false,
        },
        axisTick: {
          show: false,
        },
        axisLine: {
          show: false,
        },
        axisLabel: {
          show: false,
        },
      },
      series: [
        {
          name: "柱顶部",
          type: "pictorialBar",
          symbolSize: [26, 10],
          symbolOffset: [0, -5],
          z: 12,
          itemStyle: {
            normal: {
              color: function (params) {
                return barTopColor[params.dataIndex];
              },
            },
          },
          label: {
            show: true,
            position: "top",
            fontSize: 16,
          },
          symbolPosition: "end",
          data: seriesData1,
        },
        {
          name: "柱底部",
          type: "pictorialBar",
          symbolSize: [26, 10],
          symbolOffset: [0, 5],
          z: 12,
          itemStyle: {
            normal: {
              color: function (params) {
                return barTopColor[params.dataIndex];
              },
            },
          },
          data: seriesData1,
        },
        {
          name: "第一圈",
          type: "pictorialBar",
          symbolSize: [47, 16],
          symbolOffset: [0, 11],
          z: 11,
          itemStyle: {
            normal: {
              color: "transparent",
              borderColor: "#3ACDC5",
              borderWidth: 2,
            },
          },
          data: seriesData1,
        },
        {
          name: "第二圈",
          type: "pictorialBar",
          symbolSize: [62, 22],
          symbolOffset: [0, 17],
          z: 10,
          itemStyle: {
            normal: {
              color: "transparent",
              borderColor: barTopColor[0],
              borderWidth: 2,
            },
          },
          data: seriesData1,
        },
        {
          type: "bar",
          itemStyle: {
            normal: {
              color: function (params) {
                return new echarts.graphic.LinearGradient(0, 0, 0, 1, [
                  {
                    offset: 1,
                    color: barTopColor[params.dataIndex],
                  },
                  {
                    offset: 0,
                    color: barBottomColor[params.dataIndex],
                  },
                ]);
              },
              opacity: 0.8,
            },
          },
          z: 16,
          silent: true,
          barWidth: 26,
          barGap: "-100%", // Make series be overlap
          data: seriesData1,
        },
      ],
    };

--------------------

### 4 折线图封装 ###

#### 效果如下： ####

![0bb74e36f9904f5ca524f890b172db4c.png][]

--------------------

#### 配置项： ####

[e486b5c40a184c219b7161998bff8a9c.png]: https://img-blog.csdnimg.cn/e486b5c40a184c219b7161998bff8a9c.png
[d69288ce5e8e4955a9fd89ae597aaa27.png]: https://img-blog.csdnimg.cn/d69288ce5e8e4955a9fd89ae597aaa27.png
[429251c4dfa148f9ae345af4e6c2a145.png]: https://img-blog.csdnimg.cn/429251c4dfa148f9ae345af4e6c2a145.png
[0bb74e36f9904f5ca524f890b172db4c.png]: https://img-blog.csdnimg.cn/0bb74e36f9904f5ca524f890b172db4c.png