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<html>
    <head>
        <meta charset="utf-8">
        <script src="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
        <script src="lib/jquery.min.js"></script>
        <script src="lib/dat.gui.min.js"></script>
    </head>
    <body>
        <style>
            html, body, #main {
                width: 100%;
                height: 100%;
                margin: 0;
            }
        </style>
        <div id="main"></div>
        <script>

            require([
                'echarts',
                'extension/dataTool',
                './data/les-miserables.gexf'
            ], function (echarts, dataTool, xml) {

                var gexf = dataTool.gexf;

                var chart = echarts.init(document.getElementById('main'));

                var graph = gexf.parse(xml);
                var categories = [];
                for (var i = 0; i < 9; i++) {
                    categories[i] = {
                        name: '类目' + i
                    };
                }
                graph.nodes.forEach(function (node) {
                    node.itemStyle = null;
                    node.symbolSize = 10;
                    node.value = node.symbolSize;
                    node.label = {
                        normal: {
                            show: node.symbolSize > 30
                        }
                    };
                    node.category = node.attributes['modularity_class'];
                    node.x = node.y = null;
                });
                chart.setOption({
                    legend: [{
                        // selectedMode: 'single',
                        data: categories.map(function (a) {
                            return a.name;
                        })
                    }],
                    animationDurationUpdate: 1500,
                    animationEasingUpdate: 'quinticInOut',
                    series : [
                        {
                            name: 'Les Miserables',
                            type: 'graph',
                            layout: 'force',
                            data: graph.nodes,
                            links: graph.links,
                            categories: categories,
                            animation: false,
                            roam: true,
                            draggable: true,
                            edgeSymbol: ['none', 'arrow'],
                            edgeSymbolSize: 5,
                            force: {
                                repulsion: [0, 100]
                            },
                            label: {
                                normal: {
                                    position: 'right'
                                }
                            }
                        }
                    ]
                });
            });
        </script>
    </body>
</html>