echarts 直接使用和随窗体大小变化

 

 

1 代码

<template>
  <div class="app-container">

       <div class="chart-bg chy-datashow">
      <div class="chart-wrapper">
        <div class="chart-title">
          <span>充值金额趋势</span>
        </div>
        <div style="width:100%;height:500px" ref="chart"></div>
      </div>
    </div>
   
</div>
</template>
<script>
const echarts = require('echarts');
export default {

data () {
   return {};
},
methods: {
        initCharts () {
         let myChart = echarts.init(this.$refs.chart);


    let    option = {
    backgroundColor: "#05224d",
    tooltip: {},
    grid: {
        top: '8%',
        left: '1%',
        right: '1%',
        bottom: '8%',
        containLabel: true,
    },
    legend: {
        itemGap: 50,
        data: ['注册总量' ,'最新注册量'],
        textStyle: {
            color: '#f9f9f9',
            borderColor: '#fff'
        },
    },
    xAxis: [{
        type: 'category',
        boundaryGap: true,
        axisLine: { //坐标轴轴线相关设置。数学上的x轴
            show: true,
            lineStyle: {
                color: '#f9f9f9'
            },
        },
        axisLabel: { //坐标轴刻度标签的相关设置
            textStyle: {
                color: '#d1e6eb',
                margin: 15,
            },
        },
        axisTick: {
            show: false,
        },
        data: ['1月', '2月', '3月', '4月', '5月', '6月', '7月', ],
    }],
    yAxis: [{
        type: 'value',
        min: 0,
        // max: 140,
        splitNumber: 7,
        splitLine: {
            show: true,
            lineStyle: {
                color: '#0a3256'
            }
        },
        axisLine: {
            show: false,
        },
        axisLabel: {
            margin: 20,
            textStyle: {
                color: '#d1e6eb',

            },
        },
        axisTick: {
            show: false,
        },
    }],
    series: [{
        name: '注册总量',
        type: 'line',
        // smooth: true, //是否平滑曲线显示
        //             symbol:'circle',  // 默认是空心圆（中间是白色的），改成实心圆
        showAllSymbol: true,
        symbol: 'emptyCircle',
        symbolSize: 6,
        lineStyle: {
            normal: {
                color: "#28ffb3", // 线条颜色
            },
            borderColor: '#f0f'
        },
        label: {
            show: true,
            position: 'top',
            textStyle: {
                color: '#fff',
            }
        },
        itemStyle: {
            normal: {
                color: "#28ffb3",

            }
        },
        tooltip: {
            show: false
        },
        areaStyle: { //区域填充样式
            normal: {
                //线性渐变，前4个参数分别是x0,y0,x2,y2(范围0~1);相当于图形包围盒中的百分比。如果最后一个参数是‘true’，则该四个值是绝对像素位置。
                color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                        offset: 0,
                        color: 'rgba(0,154,120,1)'
                    },
                    {
                        offset: 1,
                        color: 'rgba(0,0,0, 0)'
                    }
                ], false),
                shadowColor: 'rgba(53,142,215, 0.9)', //阴影颜色
                shadowBlur: 20 //shadowBlur设图形阴影的模糊大小。配合shadowColor,shadowOffsetX/Y, 设置图形的阴影效果。
            }
        },
        data: [393, 438, 485, 631, 689, 824, 987]
    }, {
        name: '最新注册量',
        type: 'bar',
        barWidth: 20,
        tooltip: {
            show: false
        },
         label: {
            show: true,
            position: 'top',
            textStyle: {
                color: '#fff',
            }
        },
        itemStyle: {
            normal: {
                // barBorderRadius: 5,
                // color: new echarts.graphic.LinearGradient(
                //     0, 0, 0, 1,
                //     [{
                //             offset: 0,
                //             color: '#14c8d4'
                //         },
                //         {
                //             offset: 1,
                //             color: '#43eec6'
                //         }
                //     ]
                // )
                color: function(params) {
                    var colorList = ['#0ec1ff', '#10cdff', '#12daff', '#15ebff', '#17f8ff', '#1cfffb', '#1dfff1'];
                    return colorList[params.dataIndex];
                }
            }
        },
        data: [200, 382, 102, 267, 186, 315, 316]
    }]
};

        // 绘制图表
        myChart.setOption(option);
        
        window.addEventListener('resize',function () {//执行
            myChart.resize();
        })
       // 监听侧边栏的变化
    this.sidebarElm = document.getElementsByClassName('sidebar-container')[0]
    this.sidebarElm &&
      this.sidebarElm.addEventListener(
        'transitionend',
        function () {//执行
            myChart.resize();
        }
      )
        
}
},
mounted () {
    this.initCharts();
    
  }
}
</script>

<style scoped lang="scss">
    .chy-datashow{
    position: relative;
    .chy-datetime{
        z-index: 8;
        position: absolute;
        top: 85px;
        right: 20px;
        text-align: center;
        margin: auto;
    }
    .chart-title{
    margin-bottom: 45px;
    
    }
    .el-date-editor.el-input, .el-date-editor.el-input__inner {
        width: 300px;
    }
    }
</style>

效果

 

 

 

 

 

 

 

 

参考：https://www.cnblogs.com/nuonuo-D/p/10516937.html

https://gallery.echartsjs.com/editor.html?c=x4nwdD5Luk

https://blog.csdn.net/Kimser/article/details/106683221