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<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <script src="lib/esl.js"></script>
        <script src="lib/config.js"></script>
        <script src="lib/jquery.min.js"></script>
        <script src="lib/facePrint.js"></script>
        <script src="lib/testHelper.js"></script>
        <script src="lib/dat.gui.min.js"></script>
        <link rel="stylesheet" href="lib/reset.css">
    </head>
    <body>
        <style>
            h1 {
                line-height: 60px;
                height: 60px;
                background: #146402;
                text-align: center;
                font-weight: bold;
                color: #eee;
                font-size: 14px;
            }
            .chart {
                height: 500px;
            }
        </style>


        <div class="chart" id="main"></div>


        <script>

            var echarts;
            var chart;
            var myChart;
            var groupCategories = [];
            var groupColors = [];

            require([
                'echarts'
                // 'echarts/chart/line',
                // 'echarts/chart/bar',
                // 'echarts/chart/pie',
                // 'echarts/chart/scatter',
                // 'echarts/chart/map',
                // 'echarts/chart/parallel',
                // 'echarts/chart/radar',
                // 'echarts/component/grid',
                // 'echarts/component/polar',
                // 'echarts/component/geo',
                // 'echarts/component/singleAxis',
                // 'echarts/component/legend',
                // 'echarts/component/tooltip',
                // 'echarts/component/toolbox',
                // 'echarts/component/visualMap',
                // 'echarts/component/dataZoom'
            ], function (ec) {
                echarts = ec;


                var posList = [
                    'left', 'right', 'top', 'bottom',
                    'inside',
                    'insideTop', 'insideLeft', 'insideRight', 'insideBottom',
                    'insideTopLeft', 'insideTopRight', 'insideBottomLeft', 'insideBottomRight'
                ];

                var config = {
                    position: 'top',
                    distance: 20
                };

                function update() {
                    chart.setOption({
                        series: {
                            type: 'scatter',
                            label: {
                                normal: {
                                    position: config.position,
                                    distance: config.distance
                                }
                            }
                        }
                    });
                }

                var gui = new dat.GUI();
                gui.add(config, 'position', posList)
                    .onChange(update);
                gui.add(config, 'distance', 0, 100)
                    .onChange(update);


                option = {
                    series: [
                        {
                            type: 'scatter',
                            symbolSize: 160,
                            symbol: 'roundRect',
                            data: [[1, 1]],
                            label: {
                                normal: {

                                    position: config.position,
                                    distance: config.distance,

                                    show: true,
                                    formatter: [
                                        'Label Text',
                                    ].join('\n'),
                                    backgroundColor: '#eee',
                                    borderColor: '#555',
                                    borderWidth: 2,
                                    borderRadius: 5,
                                    padding: 10,
                                    fontSize: 18,
                                    shadowBlur: 3,
                                    shadowColor: '#888',
                                    shadowOffsetX: 0,
                                    shadowOffsetY: 3,
                                    textBorderColor: '#000',
                                    textBorderWidth: 3,
                                    color: '#fff'
                                }
                            }
                        }
                    ],
                    xAxis: {
                        max: 2
                    },
                    yAxis: {
                        max: 2
                    }
                };


                var chart = testHelper.createChart(echarts, 'main', option);
            });

        </script>
    </body>
</html>