2013-2016年轮子哥知乎发布情况

描述:当前是关于Echarts图表中的 热力图 示例。
 
            function getVirtulData(year) {
    year = year || '2018';
    var date = +echarts.number.parseDate(year + '-01-01');
    var end = +echarts.number.parseDate((+year + 1) + '-01-01');
    var dayTime = 3600 * 24 * 1000;
    var data = [['2012-01-11', 1], ['2013-02-09', 1], ['2013-04-23', 1], ['2013-06-12', 1], ['2013-07-17', 1], ['2013-07-31', 1], ['2013-08-01', 5], ['2013-08-02', 4], ['2013-08-03', 2], ['2013-08-04', 7], ['2013-08-05', 1], ['2013-08-06', 1], ['2013-08-08', 7], ['2013-08-09', 8], ['2013-08-10', 2], ['2013-08-11', 9], ['2013-08-12', 12], ['2013-08-13', 3], ['2013-08-14', 2], ['2013-08-15', 6], ['2013-08-16', 9], ['2013-08-17', 1], ['2013-08-18', 3], ['2013-08-19', 2], ['2013-08-20', 8], ['2013-08-22', 4], ['2013-08-23', 3], ['2013-08-24', 1], ['2013-08-25', 3], ['2013-08-26', 3], ['2013-08-28', 1], ['2013-08-29', 4], ['2013-08-30', 4], ['2013-09-01', 4], ['2013-09-02', 1], ['2013-09-04', 2], ['2013-09-06', 1], ['2013-09-07', 1], ['2013-09-11', 1], ['2013-09-13', 1], ['2013-09-16', 1], ['2013-09-17', 3], ['2013-09-18', 6], ['2013-09-19', 1], ['2013-09-21', 1], ['2013-09-23', 3], ['2013-09-24', 2], ['2013-09-27', 2], ['2013-09-28', 1], ['2013-09-29', 1], ['2013-09-30', 3], ['2013-10-01', 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    return data;
}

option = {
    title: {
        top: 5,
        left: 'left',//'center',
        text: '2013-2015年轮子哥知乎发布情况'
    },
    tooltip: {
        position: 'top'
    },
    toolbox: {
        show: true,
        feature: {
            saveAsImage: {
                show: true
            }
        }
    },
    visualMap: {
        min: 0,
        max: 20,
        calculable: true,
        orient: 'horizontal',
        left: 'center',
        top: 'top'
    },

    calendar: [
    {
        range: '2013',
        cellSize: ['auto', 15],
        left: 70,
        right: 30,
    },
    {
        top: 230,
        range: '2014',
        cellSize: ['auto', 15],
        left: 70,
        right: 30,
    },
    {
        top: 400,
        range: '2015',
        cellSize: ['auto', 15],
        left: 70,
        right: 30,
    }],

    series: [{
        type: 'heatmap',
        coordinateSystem: 'calendar',
        calendarIndex: 0,
        data: getVirtulData(2013)
    }, {
        type: 'heatmap',
        coordinateSystem: 'calendar',
        calendarIndex: 1,
        data: getVirtulData(2014)
    }, {
        type: 'heatmap',
        coordinateSystem: 'calendar',
        calendarIndex: 2,
        data: getVirtulData(2015)
    }]

};