package?com.cityinforport.demo;
import?java.awt.BorderLayout;
import?java.awt.event.WindowAdapter;
import?java.awt.event.WindowEvent;
import?javax.swing.Jframe;
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?chartContentString?titleString?yaxisName）???
????{???
????????super（createChart（chartContenttitleyaxisName））;???
????}???
???????
????private?static?JFreeChart?createChart（String?chartContentString?titleString?yaxisName）{???
????????//創建時序圖對象???
????????timeSeries?=?new?TimeSeries（chartContentMillisecond.class）;???
????????TimeSeriesCollection?timeseriescollection?=?new?TimeSeriesCollection（timeSeries）;???
????????JFreeChart?jfreechart?=?ChartFactory.createTimeSeriesChart（title“time（minutes）“yaxisNametimeseriescollectiontruetruefalse）;???
????????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）;???
????}??
????
????public?static?void?main（String[]?args）?{
??
???????Jframe?frame=new?Jframe（“Test?Chart“）;???
?????????RealTimeChart?rtcp=new?RealTimeChart（“Random?Data““Random““value“）;???
?????????frame.getContentPane（）.add（rtcpnew?BorderLayout（）.CENTER）;???
?????????frame.pack（）;???
?????????frame.setVisible（true）;???
?????????（new?Thread（rtcp））.start（）;???
?????????frame.addWindowListener（new?WindowAdapter（）????
?????????{???
?????????????public?void?windowClosing（WindowEvent?windowevent）???
?????????????{???
?????????????????System.exit（0）;???
?????????????}???
????????
?????????}）;?
?}
}?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????684??2011-05-28?06:19??jfree\bin\com\cityinforport\demo\RealTimeChart$1.class
?????文件????????3199??2011-05-28?06:19??jfree\bin\com\cityinforport\demo\RealTimeChart.class
?????文件????????2794??2011-05-28?06:19??jfree\src\com\cityinforport\demo\RealTimeChart.java
?????文件?????????629??2011-05-28?06:14??jfree\.settings\org.eclipse.jdt.core.prefs
?????文件?????????418??2011-05-28?06:15??jfree\.classpath
?????文件?????????381??2011-05-28?06:14??jfree\.project
?????目錄???????????0??2011-05-28?11:01??jfree\bin\com\cityinforport\demo\
?????目錄???????????0??2011-05-28?11:01??jfree\src\com\cityinforport\demo\
?????目錄???????????0??2011-05-28?11:01??jfree\bin\com\cityinforport\
?????目錄???????????0??2011-05-28?11:01??jfree\src\com\cityinforport\
?????目錄???????????0??2011-05-28?11:01??jfree\bin\com\
?????目錄???????????0??2011-05-28?11:01??jfree\src\com\
?????目錄???????????0??2011-05-28?11:01??jfree\.settings\
?????目錄???????????0??2011-05-28?11:01??jfree\bin\
?????目錄???????????0??2011-05-28?11:01??jfree\src\
?????目錄???????????0??2011-05-28?11:01??jfree\