road_class_vis.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Echarts</title>
    <script src="echarts.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style="width: 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: 'Gps轨迹实际经过的道路等级分布',
            left: 'center',
            top: 20
        },

        tooltip : {
            trigger: 'item',
            formatter: "{a} <br/>{b} : {c} ({d}%)"
        },
        legend: {
            type: 'scroll',
            orient: 'vertical',
            right: 10,
            top: 20,
            bottom: 40,
            data: ['motorway', 'trunk', 'primary', 'others']
        },
        series : [
            {
                name:'道路等级',
                type:'pie',
                radius : '55%',
                center: ['40%', '50%'],
                label: {
                    normal: {
                        formatter: '{b} : {c} ({d}%)',
                        position: 'outside'
                    }
                },
                data:[
                    {value:344, name:'motorway'},
                    {value:459, name:'trunk'},
                    {value:39, name:'primary'},
                    {value:264, name:'others'}
                ].sort(function (a, b) { return a.value - b.value; }),

                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>