3
我想在PrimeFaces 3.4的折線圖上使用擴展器atttribute。 我需要使用擴展器來格式化帶有日期/時間值的x軸。這樣做沒有擴展是不可取的，因爲有太多的數據點，如果我使用默認的PF lineChart屬性，標籤就會被覆蓋。 當我設置如下所示的代碼時，我得到一個沒有顯示值的x軸;我所能看到的只是X軸。請參閱圖片瞭解更多詳情。我該如何設置，以便x軸以hh：mm格式顯示時間？Primefaces＆jqplot - 顯示軸上的日期
XHTML代碼
<script type="text/javascript" src="#{request.contextPath}/js/plugins/jqplot.dateAxisRenderer.min.js"></script>
<script type="text/javascript" src="#{request.contextPath}/js/plugins/jqplot.canvasAxisTickRenderer.min.js"></script>
<script type="text/javascript">
function loginRateChartExt() {
this.cfg.axes = {
yaxis: {
numberTicks: 10,
label: 'Logins per minute ->',
labelRenderer: $.jqplot.CanvasAxisLabelRenderer,
labelOptions: { fontFamily: 'Verdana', fontSize: '8pt' },
},
xaxis: {
renderer: $.jqplot.DateAxisRenderer,
rendererOptions: { tickRenderer:$.jqplot.CanvasAxisTickRenderer },
tickOptions: { formatString:'%H:%M' },
label: 'Time of day ->',
labelRenderer: $.jqplot.CanvasAxisLabelRenderer,
labelOptions: { fontFamily: 'Verdana', fontSize: '8pt' }
}
};
}
</script>
<p:lineChart id="loginRateChart" value="#{loginRateBean.chartModel}" extender="loginRateChartExt" />
bean代碼
for(int i = 0; i < workerBean.getSize(); i++) { // worker bean has the data
for (String key : workerBean.getValueKeys()) { // each key refers to a series
// chartSeriesMap is a map that contains all the series
// workerBean.getKeyAt(i) returns Date
// workerBean.getValueAt(i, key) returns a Number
chartSeriesMap.get(key).set(workerBean.getKeyAt(i), workerBean.getValueAt(i, key).floatValue());
}
}
for (String string : workerBean.getValueKeys()) {
chartModel.addSeries(chartSeriesMap.get(string));
}