package?quxiantu;

import?org.jfree.chart.ChartFactory;
import?org.jfree.chart.ChartPanel;
import?org.jfree.chart.JFreeChart;
import?org.jfree.chart.axis.ValueAxis;
import?org.jfree.chart.plot.XYPlot;
import?org.jfree.data.time.Millisecond;
import?org.jfree.data.time.TimeSeries;
import?org.jfree.data.time.TimeSeriesCollection;

public?class?RealTimeChart?extends?ChartPanel?implements?Runnable?{
	private?static?TimeSeries?timeSeries;
	private?long?value?=?0;

	public?RealTimeChart（String?chartContent?String?title?String?yaxisName）?{
		super（createChart（chartContent?title?yaxisName））;
	}

	private?static?JFreeChart?createChart（String?chartContent?String?title
			String?yaxisName）?{
		//?創建時序圖對象
		timeSeries?=?new?TimeSeries（chartContent?Millisecond.class）;
		TimeSeriesCollection?timeseriescollection?=?new?TimeSeriesCollection（
				timeSeries）;
		JFreeChart?jfreechart?=?ChartFactory.createTimeSeriesChart（title
				“時間（秒）“?yaxisName?timeseriescollection?true?true?false）;
		XYPlot?xyplot?=?jfreechart.getXYPlot（）;
		//?縱坐標設定
		ValueAxis?valueaxis?=?xyplot.getDomainAxis（）;
		//?自動設置數據軸數據范圍
		valueaxis.setAutoRange（true）;
		//?數據軸固定數據范圍?30s
		valueaxis.setFixedAutoRange（30000D）;

		valueaxis?=?xyplot.getRangeAxis（）;
		//?valueaxis.setRange（0.0D200D）;

		return?jfreechart;
	}

	public?void?run（）?{
		while?（true）?{
			try?{
				timeSeries.add（new?Millisecond（）?randomNum（））;
				Thread.sleep（300）;
			}?catch?（InterruptedException?e）?{
			}
		}
	}

	private?long?randomNum（）?{
		System.out.println（（Math.random（）?*?20?+?80））;
		return?（long）?（Math.random（）?*?20?+?80）;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-03-17?11:04??jfreechar\
?????目錄???????????0??2014-03-17?10:56??jfreecharss\
?????文件?????????766??2009-07-16?08:20??jfreecharss\.classpath
?????目錄???????????0??2014-03-17?10:56??jfreecharss\.myeclipse\
?????文件?????????306??2014-03-17?10:57??jfreecharss\.mymetadata
?????文件????????1229??2009-07-16?08:22??jfreecharss\.project
?????目錄???????????0??2014-03-17?10:56??jfreecharss\src\
?????目錄???????????0??2014-03-17?10:56??jfreecharss\WebRoot\
?????文件?????????834??2009-07-16?08:20??jfreecharss\WebRoot\index.jsp
?????目錄???????????0??2014-03-17?10:56??jfreecharss\WebRoot\meta-INF\
?????文件??????????39??2009-07-16?08:20??jfreecharss\WebRoot\meta-INF\MANIFEST.MF
?????文件????????3781??2014-03-17?11:02??jfreecharss\WebRoot\MyJsp.jsp
?????目錄???????????0??2014-03-17?10:56??jfreecharss\WebRoot\WEB-INF\
?????目錄???????????0??2014-03-17?10:56??jfreecharss\WebRoot\WEB-INF\classes\
?????目錄???????????0??2014-03-17?10:56??jfreecharss\WebRoot\WEB-INF\lib\
?????文件??????231445??2009-07-16?08:20??jfreecharss\WebRoot\WEB-INF\lib\gnujaxp.jar
?????文件??????307734??2009-07-16?08:20??jfreecharss\WebRoot\WEB-INF\lib\jcommon-1.0.12.jar
?????文件???????12377??2009-07-16?08:20??jfreecharss\WebRoot\WEB-INF\lib\jfreechart-1.0.8a-experimental.jar
?????文件???????72065??2009-07-16?08:20??jfreecharss\WebRoot\WEB-INF\lib\jfreechart-1.0.8a-swt.jar
?????文件?????1289842??2009-07-16?08:20??jfreecharss\WebRoot\WEB-INF\lib\jfreechart-1.0.8a.jar
?????文件?????????641??2009-07-16?08:28??jfreecharss\WebRoot\WEB-INF\web.xml
?????文件?????????519??2014-03-17?11:04??jfreechar\.classpath
?????目錄???????????0??2014-03-17?11:04??jfreechar\.myeclipse\
?????文件?????????300??2014-03-17?11:04??jfreechar\.mymetadata
?????文件????????1227??2014-03-17?11:04??jfreechar\.project
?????目錄???????????0??2014-03-17?11:04??jfreechar\src\
?????目錄???????????0??2014-03-17?11:04??jfreechar\src\quxiantu\
?????文件????????1692??2009-06-09?16:20??jfreechar\src\quxiantu\RealTimeChart.java
?????文件?????????807??2009-06-09?16:21??jfreechar\src\quxiantu\Test.java
?????目錄???????????0??2014-03-17?11:04??jfreechar\src\test\
?????文件???????21104??2014-03-17?11:10??jfreechar\src\test\CreateChartServiceImpl.java
............此處省略16個文件信息