ECharts之柱状图 饼状图 折线图

1.柱状图

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>柱状图</title>
    <script src="https://cdn.bootcss.com/echarts/3.7.2/echarts-en.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div id="main" style=" 600px;height:400px;"></div>
<script type="text/javascript">
    // 基于准备好的dom,初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'));

    // 指定图表的配置项和数据
    var option = {
        title: {
            text: '柱状图'
        },
        tooltip: {},
        legend: {
            data:['熟悉程度']
        },
        xAxis: {
            data: ["javascript","css3","html5","vue","webpack","jQuery"]
        },
        yAxis: {},
        series: [{
            name: '熟悉程度',
            type: 'bar',
            data: [80, 90, 88, 70, 78, 80]
        }]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
</script>
</body>
</html>




2.饼状图

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>ECharts</title>
    <script src="https://cdn.bootcss.com/echarts/3.7.2/echarts-en.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div id="main" style=" 600px;height:400px;"></div>
<script type="text/javascript">
    // 基于准备好的dom,初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'));

    option = {
        title : {
            text: '某站点用户访问来源',
            subtext: '纯属虚构',
            x:'center'
        },
        tooltip : {
            trigger: 'item',
            formatter: "{a} <br/>{b} : {c} ({d}%)"
        },
        legend: {
            orient: 'vertical',
            left: 'left',
            data: ['直接访问','邮件营销','联盟广告','视频广告','搜索引擎']
        },
        series : [
            {
                name: '访问来源',
                type: 'pie',
                radius : '55%',
                center: ['50%', '60%'],
                data:[
                    {value:335, name:'直接访问'},
                    {value:310, name:'邮件营销'},
                    {value:234, name:'联盟广告'},
                    {value:135, name:'视频广告'},
                    {value:1548, name:'搜索引擎'}
                ],
                itemStyle: {
                    emphasis: {
                        shadowBlur: 10,
                        shadowOffsetX: 0,
                        shadowColor: 'rgba(0, 0, 0, 0.5)'
                    }
                }
            }
        ]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
</script>
</body>
</html>


3.折线图

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>ECharts</title>
    <script src="https://cdn.bootcss.com/echarts/3.7.2/echarts-en.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div id="main" style=" 600px;height:400px;"></div>
<script type="text/javascript">
    // 基于准备好的dom,初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'));

    option = {
        title: {
            text: '未来一周气温变化',
            subtext: '纯属虚构'
        },
        tooltip: {
            trigger: 'axis'
        },
        legend: {
            data:['最高气温','最低气温']
        },
        toolbox: {
            show: true,
            feature: {
                dataZoom: {
                    yAxisIndex: 'none'
                },
                dataView: {readOnly: false},
                magicType: {type: ['line', 'bar']},
                restore: {},
                saveAsImage: {}
            }
        },
        xAxis:  {
            type: 'category',
            boundaryGap: false,
            data: ['周一','周二','周三','周四','周五','周六','周日']
        },
        yAxis: {
            type: 'value',
            axisLabel: {
                formatter: '{value} °C'
            }
        },
        series: [
            {
                name:'最高气温',
                type:'line',
                data:[11, 11, 15, 13, 12, 13, 10],
                markPoint: {
                    data: [
                        {type: 'max', name: '最大值'},
                        {type: 'min', name: '最小值'}
                    ]
                },
                markLine: {
                    data: [
                        {type: 'average', name: '平均值'}
                    ]
                }
            },
            {
                name:'最低气温',
                type:'line',
                data:[1, -2, 2, 5, 3, 2, 0],
                markPoint: {
                    data: [
                        {name: '周最低', value: -2, xAxis: 1, yAxis: -1.5}
                    ]
                },
                markLine: {
                    data: [
                        {type: 'average', name: '平均值'},
                        [{
                            symbol: 'none',
                            x: '90%',
                            yAxis: 'max'
                        }, {
                            symbol: 'circle',
                            label: {
                                normal: {
                                    position: 'start',
                                    formatter: '最大值'
                                }
                            },
                            type: 'max',
                            name: '最高点'
                        }]
                    ]
                }
            }
        ]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
</script>
</body>
</html>



原文地址:https://www.cnblogs.com/xutongbao/p/9924964.html