同一页面多个echarts自适应窗口

 

项目采用layui+echart

需求：在PC和笔记本下调整窗口大小echarts图形可以自适应。

/**
 * 初始化项目得分排名
 */
function initThisMonthProjectsRanking() {
    $.ajax({
        url: '',
        type: 'get',
        data: {
            deptId: '4676',
            page: 1,
            limit: 10
        },
        success: function (res) {
           // let dataOption = res
            let styleOption = {
                    grid: {
                        left: 25 * sceenRate,
                        right: 15 * sceenRate,
                        top: 15 * sceenRate,
                        bottom: 15 * sceenRate
                    },
                    xAxis: {
                        type: 'category',
                        axisTick: {
                            show: false
                        },
                        nameTextStyle: {
                            color: '#a4d1ec'
                        },
                        axisLine: {
                            show: true,
                            lineStyle: {
                                color: '#319cc9'
                            }
                        }
                    },
                    yAxis: {
                        type: 'value',
                        axisTick: {
                            show: false
                        },
                        nameLocation: 'end',
                        axisLabel: {

                        },
                        axisLine: {
                            show: false,
                            lineStyle: {
                                color: '#319cc9'
                            }
                        },
                        max: 1000,
                        splitLine: {
                            show: true,
                            lineStyle: {
                                color: '#092e5e',
                                type: 'dashed'
                            }
                        }
                    },
                    series: [{
                        name: 'score',
                        type: 'bar',
                        barWidth: 10 * sceenRate,

                        itemStyle: {
                            color: new echarts.graphic.LinearGradient(
                                0, 0, 0, 1,
                                [
                                    { offset: 0, color: '#1bd3e0' },
                                    { offset: 0.5, color: '#2f99c9' },
                                    { offset: 1, color: '#4264b4' }
                                ]
                            ),
                            shadowBlur: 5 * sceenRate,
                            shadowColor: 'rgba(0, 0, 0, 0.5)'
                        },
                        emphasis: {
                            itemStyle: {
                                color: new echarts.graphic.LinearGradient(
                                    0, 0, 0, 1,
                                    [
                                        { offset: 0, color: '#4264b4' },
                                        { offset: 0.7, color: '#4264b4' },
                                        { offset: 1, color: '#1bd3e0' }
                                    ]
                                )
                            }
                        }
                    }]
                }
            let id = 'rankingChart'
            return initCharts(id, dataOption, styleOption)
        },
    })
    let dataOption = {
        xAxis: {
            data: ['项目一', '项目二', '项目三', '项目四', '项目五', '项目六', '项目七', '项目八', '项目九', '项目十']
        },
        yAxis: {
            min: 800,
            name: '单位/分',
            splitNumber: 4
        },
        series: [{
            name: 'score',
            type: 'bar',
            data: [1000, 985, 950, 1000, 1000, 879, 957.5, 950, 960, 990]
        }]
    }
}

　　

/**
 * 初始化ECharts图表
 * @param {*} id 
 * @param {*} dataOption 
 * @param {*} styleOption 
 */
function initCharts(id, dataOption, styleOption) {
    var chart = echarts.init(document.getElementById(id))
    chart.setOption(dataOption)
    chart.setOption(styleOption)

    window.addEventListener("resize",function(){
        chart.resize();
    });
    return chart
}