Charts 如何在谷歌图表中设置横轴上的自定义间隔?

Charts 如何在谷歌图表中设置横轴上的自定义间隔?,charts,google-visualization,data-visualization,Charts,Google Visualization,Data Visualization,我用的是谷歌图表。我提供了以下数据: var data = new google.visualization.DataTable( { cols: [{id: 'date', label: 'Date of like', type: 'date'}, {id: 'likes', label: 'Number of likes', type: 'number'}], rows: [{c:[{v: new Date(2012, 7, 10, 00,

我用的是谷歌图表。我提供了以下数据:

var data = new google.visualization.DataTable(
   {
     cols: [{id: 'date', label: 'Date of like', type: 'date'},
            {id: 'likes', label: 'Number of likes', type: 'number'}],
     rows: [{c:[{v: new Date(2012, 7, 10, 00, 00)}, {v: 2}]},
            {c:[{v: new Date(2012, 7, 10, 11, 20)}, {v: 2}]},
            {c:[{v: new Date(2012, 7, 10, 11, 25)}, {v: 4}]},
            {c:[{v: new Date(2012, 7, 10, 11, 30)}, {v: 15}]},
            {c:[{v: new Date(2012, 7, 10, 12, 45)}, {v: 30}]},
            {c:[{v: new Date(2012, 7, 10, 13, 15)}, {v: 45}]},
            {c:[{v: new Date(2012, 7, 10, 14, 05)}, {v: 63}]},
            {c:[{v: new Date(2012, 7, 10, 16, 20)}, {v: 69}]},
            {c:[{v: new Date(2012, 7, 10, 18, 45)}, {v: 74}]},
            {c:[{v: new Date(2012, 7, 10, 20, 05)}, {v: 76}]},
            {c:[{v: new Date(2012, 7, 10, 23, 45)}, {v: 77}]},
            {c:[{v: new Date(2012, 7, 10, 24, 00)}, {v: 77}]}
           ]
   }
在Date函数中,最后两个数字是小时和分钟数。问题是谷歌图表似乎只允许我在水平轴上以值(网格线)的形式显示日期的日期,但我想显示一天中的小时数。谷歌图表的比例似乎并不低于“一天”这个单位

有没有办法在水平轴上显示小时数?提前谢谢