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<html>
    <head>
        <meta charset="utf-8">
        <script src="lib/esl.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'
            ], function (echarts, dataTool) {

                var gexf = dataTool.gexf;

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

                $.get('./data/les-miserables.gexf', function (xml) {
                    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>