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vue+echarts怎么实带渐变效果的折线图

发布时间:2022-04-02 13:43:28 阅读:221 作者:iii 栏目:开发技术
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本篇内容主要讲解“vue+echarts怎么实带渐变效果的折线图”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“vue+echarts怎么实带渐变效果的折线图”吧!

效果如下:

vue+echarts怎么实带渐变效果的折线图

1、安装echarts

npm install echarts --save

2、引入echarts

import echarts from "echarts";
//修改原型链,可在全局使用
Vue.prototype.$echarts = echarts;

3、创建图表 首先需要在 HTML 中创建图表的容器

<div id="echarts_coverage"></div>
// css  图表的容器必须指定宽高
#echarts_coverage{
      width: 400px;
      height: 200px;
}

4、渲染图表

<script>
export default {
  mounted() {
    this.initLineChart();
  },
  methods: {
    initLineChart() {
      let data = [
        {
          dateStr"2019第1季度",
          numberStr10,
        },
        {
          dateStr"2019第1季度",
          numberStr50,
        },
        {
          dateStr"2019第1季度",
          numberStr35,
        },
        {
          dateStr"2019第1季度",
          numberStr92,
        },
        {
          dateStr"2019第1季度",
          numberStr70,
        },
        {
          dateStr"2019第1季度",
          numberStr80,
        },
      ];
      let lineData = {};
      lineData.label = data.map((item) => item.dateStr);
      lineData.data = data.map((item) => item.numberStr);
      let chart = this.$echarts.init(
        document.getElementById("echarts_coverage")
      );
      let option = {
        color: ["#3DB821"],
        tooltip: {
          trigger"axis",
        },
        grid: {
          left"3%",
          right"5%",
          bottom"8%",
          top"20%",
          containLabeltrue,
        },
        xAxis: {
          type"category",
          offset6,
          axisLine: { lineStyle: { color" #CCCCCC" } },
          axisTick: {
            showfalse,
          },
          axisLabel: {
            interval0,
            rotate18,
            textStyle: {
              color"#000",
              fontStyle"normal",
              fontFamily"微软雅黑",
              fontSize13,
              margin10,
            },
          },
          data: lineData.label,
        },
        yAxis: {
          type"value",
          name"(%)",
          nameTextStyle: {
            align"right",
            color"#4D4D4D",
          },
          axisLine: {
            showfalse,
            lineStyle: { color"#CCCCCC" },
          },
          axisTick: { showfalse },
          splitLine: {
            showtrue,
            lineStyle: { type"dashed"color"#CCCCCC" },
          },
          axisLabel: {
            textStyle: {
              color"#4D4D4D",
              fontSize14,
            },
          },
        },
        series: [
          {
            name"数量",
            type"line",
            stack"总量",
            // symbol: "circle",
            symbolSize8,
            minInterval6,
            data: lineData.data,
            smoothfalse,
            areaStyle: {
              normal: {
                color: {
                  x0,
                  y0,
                  x20,
                  y21,
                  colorStops: [
                    {
                      offset0,
                      color"#3DB821"// 0% 处的颜色
                    },
                    {
                      offset0.5,
                      color"rgba(51,180,21,.5)"// 100% 处的颜色
                    },
                    {
                      offset1,
                      color"rgba(51,180,21,.1)"// 100% 处的颜色
                    },
                  ],
                  globalCoordfalse// 缺省为 false
                },
              },
            },
          },
        ],
      };
      chart.setOption(option);
    },
  },
};
</script>

到此,相信大家对“vue+echarts怎么实带渐变效果的折线图”有了更深的了解,不妨来实际操作一番吧!这里是亿速云网站,更多相关内容可以进入相关频道进行查询,关注我们,继续学习!

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