<!DOCTYPE html>
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to you under the Apache License, Version 2.0 (the
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with the License.  You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

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specific language governing permissions and limitations
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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/facePrint.js"></script>
        <script src="lib/testHelper.js"></script>
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <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'], function (ec) {
                echarts = ec;
                chart = myChart = echarts.init(document.getElementById('main'));

                var base = +new Date(1968, 9, 3);
                var oneDay = 24 * 3600 * 1000;
                var date = [];

                var data = [Math.random() * 300];

                for (var i = 1; i < 20000; i++) {
                    var now = new Date(base += oneDay);
                    date.push([now.getFullYear(), now.getMonth() + 1, now.getDate()].join('/'));
                    data.push(Math.round((Math.random() - 0.5) * 20 + data[i - 1]));
                }

                option = {
                    tooltip: {
                        trigger: 'axis',
                        position: function (pt) {
                            return [pt[0], '10%'];
                        }
                    },
                    legend: {
                        data: ['large area']
                    },
                    title: {
                        left: 10,
                        text: '大数据量面积图',
                    },
                    toolbox: {
                        feature: {
                            dataZoom: {
                                yAxisIndex: 'none'
                            },
                            restore: {},
                            saveAsImage: {}
                        }
                    },
                    grid: {
                        containLabel: true
                    },
                    xAxis: {
                        type: 'category',
                        boundaryGap: false,
                        data: date
                    },
                    yAxis: {
                        type: 'value',
                        boundaryGap: [0, '100%']
                    },
                    dataZoom: [{
                        type: 'inside',
                        start: 0,
                        end: 10
                    }, {
                        start: 0,
                        end: 10,
                        handleIcon: 'M10.7,11.9v-1.3H9.3v1.3c-4.9,0.3-8.8,4.4-8.8,9.4c0,5,3.9,9.1,8.8,9.4v1.3h1.3v-1.3c4.9-0.3,8.8-4.4,8.8-9.4C19.5,16.3,15.6,12.2,10.7,11.9z M13.3,24.4H6.7V23h6.6V24.4z M13.3,19.6H6.7v-1.4h6.6V19.6z',
                        handleSize: '80%',
                        handleStyle: {
                            color: '#fff',
                            shadowBlur: 3,
                            shadowColor: 'rgba(0, 0, 0, 0.6)',
                            shadowOffsetX: 2,
                            shadowOffsetY: 2
                        }
                    }],
                    series: [
                        {
                            name:'large area',
                            type:'line',
                            smooth:true,
                            symbol: 'none',
                            sampling: 'average',
                            itemStyle: {
                                normal: {
                                    color: 'rgb(255, 70, 131)'
                                }
                            },
                            areaStyle: {
                                normal: {
                                    color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                                        offset: 0,
                                        color: 'rgb(255, 158, 68)'
                                    }, {
                                        offset: 1,
                                        color: 'rgb(255, 70, 131)'
                                    }])
                                }
                            },
                            data: data
                        }
                    ]
                };


                chart.setOption(option);
            });

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