next/examples/data/graph-circular-layout.js

/*
title: Les Miserables
category: graph
titleCN: 悲惨世界人物关系图(环形布局)
shotWidth: 900
difficulty: 5
*/

myChart.showLoading();
$.getJSON(ROOT_PATH + '/data/asset/data/les-miserables.json', function (graph) {
    myChart.hideLoading();

    graph.nodes.forEach(function (node) {
        node.label = {
            show: node.symbolSize > 30
        };
    });

    option = {
        title: {
            text: 'Les Miserables',
            subtext: 'Circular layout',
            top: 'bottom',
            left: 'right'
        },
        tooltip: {},
        legend: [{
            data: graph.categories.map(function (a) {
                return a.name;
            })
        }],
        animationDurationUpdate: 1500,
        animationEasingUpdate: 'quinticInOut',
        series: [
            {
                name: 'Les Miserables',
                type: 'graph',
                layout: 'circular',
                circular: {
                    rotateLabel: true
                },
                data: graph.nodes,
                links: graph.links,
                categories: graph.categories,
                roam: true,
                label: {
                    position: 'right',
                    formatter: '{b}'
                },
                lineStyle: {
                    color: 'source',
                    curveness: 0.3
                }
            }
        ]
    };

    myChart.setOption(option);
});