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<html>

<head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <script src="lib/simpleRequire.js"></script>
    <script src="lib/config.js"></script>
</head>

<body>
    <style>
        html,
        body,
        #main {
            width: 100%;
            padding: 0;
            margin: 0;
            height: 100%;
        }
    </style>
    <div id="main"></div>
    <script>
        require([
            'echarts'
        ], function (echarts) {
            var chart = echarts.init(document.getElementById('main'), null, {

            });

            chart.setOption({
                series: [
                    {
                        type: 'treemap',
                        animation: false,
                        data: [
                            {
                                name: 'nodeA', // First tree
                                value: 10,
                                children: [
                                    {
                                        name: 'nodeAa', // First leaf of first tree
                                        value: 4,
                                    },
                                    {
                                        name: 'nodeAb', // Second leaf of first tree
                                        value: 6,
                                    },
                                ],
                            },
                            {
                                name: 'nodeB', // Second tree
                                value: 20,
                                children: [
                                    {
                                        name: 'nodeBa', // Son of first tree
                                        value: 20,
                                        children: [
                                            {
                                                name: 'nodeBa1', // Granson of first tree
                                                value: 20,
                                            },
                                        ],
                                    },
                                ],
                            },
                        ],
                    },
                ],
            });

            setTimeout(function () {
                chart.setOption({
                    series: [
                        {
                            type: 'treemap',
                            animation: false,
                            data: [
                                {
                                    name: 'nodeA', // First tree
                                    value: 10,
                                    children: [
                                        {
                                            name: 'nodeAa', // First leaf of first tree
                                            value: 4,
                                        },
                                        {
                                            name: 'nodeAb', // Second leaf of first tree
                                            value: 6,
                                        },
                                    ],
                                },
                            ],
                        },
                    ],
                },
                    true);
            }, 500);
        });
    </script>
</body>

</html>