xmnk
/
wkshi


			
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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/facePrint.js"></script>
        <meta name="viewport" content="width=device-width, initial-scale=1" />
    </head>
    <body>
        <style>
            html, body, #main {
                width: 100%;
                height: 100%;
            }
        </style>
        <div id="main"></div>
        <script>

            require([
                'echarts'
                // 'echarts/chart/line',
                // 'echarts/component/tooltip',
                // 'echarts/component/legend',
                // 'echarts/component/grid'
            ], function (echarts) {

                function randomData() {
                    return (Math.random() + 3).toFixed(3);
                }

                var chart = echarts.init(document.getElementById('main'), null, {

                });


function randomData() {
    now = new Date(+now + oneDay);
    value = value + Math.random() * 21 - 10;
    return {
        name: now.toString(),
        value: [
            [now.getFullYear(), now.getMonth() + 1, now.getDate()].join('/'),
            Math.round(value)
        ]
    }
}

var data = [];
var now = +new Date(1997, 9, 3);
var oneDay = 24 * 3600 * 1000;
var value = Math.random() * 1000;
for (var i = 0; i < 1000; i++) {
    data.push(randomData());
}

option = {
    title: {
        text: '动态数据 + 时间坐标轴'
    },
    tooltip: {
        trigger: 'axis',
        formatter: function (params) {
            params = params[0];
            var date = new Date(params.name);
            return date.getDate() + '/' + (date.getMonth() + 1) + '/' + date.getFullYear() + ' : ' + params.value[1];
        },
        axisPointer: {
            animation: false
        }
    },
    xAxis: {
        type: 'time',
        splitLine: {
            show: false
        }
    },
    yAxis: {
        type: 'value',
        boundaryGap: [0, '100%'],
        splitLine: {
            show: false
        }
    },
    series: [{
        name: '模拟数据',
        type: 'line',
        showSymbol: false,
        hoverAnimation: false,
        data: data
    }]
};

setInterval(function () {

    for (var i = 0; i < 5; i++) {
        data.shift();
        data.push(randomData());
    }

    chart.setOption({
        series: [{
            data: data
        }]
    });
}, 1000);

chart.setOption(option);


            })

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