Jfreechart+ChartPanel实时曲线图实例

1、Jfreechart+ChartPanel实时曲线图实例如图：500450400344350300锻250实时曲线图2U13年松16:29:0016:29:3016:30:00Jfreechart+ChartPanel实时曲线图实例如图：500450400344350300锻250实时曲线图2U13年松16:29:0016:29:3016:30:0016:30:3016:31:0016:31:30时|packagecom.wl.test.servlet;importjava.awt.AWTException;importjava.awt.Color;importjava.awt.Dimensi

2、on;importjava.awt.Frame;importjava.awt.Image;importjava.awt.MenuItem;importjava.awt.PopupMenu;importjava.awt.SystemTray;importjava.awt.Toolkit;importjava.awt.TrayIcon;importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjava.awt.event.WindowAdapter;importjava.awt.event.WindowEv

3、ent;importjava.util.Calendar;importjava.util.Random;importjavax.swing.JFrame;importjavax.swing.JOptionPane;importorg.jfree.chart.ChartFactory;importorg.jfree.chart.ChartPanel;importorg.jfree.chart.JFreeChart;importorg.jfree.chart.axis.NumberTickUnit;importorg.jfree.chart.axis.ValueAxis;importorg.jfr

4、ee.chart.labels.ItemLabelAnchor;importorg.jfree.chart.labels.ItemLabelPosition;importorg.jfree.chart.labels.StandardXYItemLabelGenerator;importorg.jfree.chart.plot.XYPlot;importorg.jfree.chart.renderer.xy.XYLineAndShapeRenderer;importorg.jfree.chart.title.TextTitle;importorg.jfree.data.time.Millisec

5、ond;importorg.jfree.data.time.TimeSeries;importorg.jfree.data.time.TimeSeriesCollection;importorg.jfree.ui.TextAnchor;publicclassTEST4extendsJFrame/*-*authorwanglong-*descriptionJfreeChart+ChartPanel实时曲线图-*paramargs-*/privateTrayIcontrayIcon;TimeSeriests,ts2;publicstaticvoidmain(Stringargs)/TODOAuto

6、-generatedmethodstub-newTEST4();publicTEST4()jbinit();publicvoidjbinit()this.getContentPane().setLayout(null);this.setSize(600,400);this.setResizable(false);this.setLocationRelativeTo(null);this.setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);设置默认的关闭窗口的方式MyTray();MyAction();MyChart();StartThread();thi

7、s.show();publicvoidMyChart()ts=newTimeSeries(温度,Millisecond.class);ts2=newTimeSeries(湿度,Millisecond.class);TimeSeriesCollectiontsc=newTimeSeriesCollection();tsc.addSeries(ts);tsc.addSeries(ts2);JFreeChartjfChart=ChartFactory.createTimeSeriesChart(实时曲线图,时间,数值,tsc,true,true,true);TextTitlesubTitle=new

8、TextTitle(String.valueOf(Calendar.getInstance().get(Calendar.YEAR)+年份)；jfChart.addSubtitle(subTitle);/设置子标题-XYPlotxyPlot=(XYPlot)jfChart.getPlot();xyPlot.setDomainGridlinePaint(Color.red);/设置竖网格颜色-xyPlot.setRangeGridlinePaint(Color.orange);/设置横网格颜色-ValueAxisvx=xyPlot.getDomainAxis();vx.setRange(0.0D

9、,2000D);设置Y轴范围-/坐标轴标尺值字体-/vx.setTickLabelFont(newFont(Serif,Font.CENTER_BASELINE,13);-/vx.setLabelFont(newFont(Serif,Font.CENTER_BASELINE,15);-/纵坐标间距设置-/vx.setTickUnit(newNumberTickUnit(20);-vx.setAutoRange(true);XYLineAndShapeRendererxr=(XYLineAndShapeRenderer)xyPlot.getRenderer();xr.setSeriesPaint

10、(0,Color.blue);/设置线的颜色-xr.setSeriesPaint(1,Color.green);xr.setBaseShapesVisible(true);/显示线上各个数据点-/显示数据点上的数据值-xr.setBaseItemLabelGenerator(newStandardXYItemLabelGenerator();xr.setBasePositiveItemLabelPosition(newItemLabelPosition(ItemLabelAnchor.OUTSIDE12,TextAnchor.BASELINE_RIGHT);xr.setBaseItemLabe

11、lsVisible(true);ChartPanelcp=newChartPanel(jfChart);cp.setSize(newDimension(550,350);this.getContentPane().add(cp);publicvoidStartThread()DataThreaddt=newDataThread();dt.start();publicvoidMyAction()this.addWindowListener(newWindowAdapter()publicvoidwindowClosing(WindowEvente)intresult=JOptionPane.sh

12、owConfirmDialog(null,确定要退出吗？,退出,JOptionPane.OK_CANCEL_OPTION);if(result=JOptionPane.OK_OPTION)System.exit(0);publicvoidwindowIconified(WindowEvente)if(SystemTray.isSupported()setVisible(false);SystemTrayst=SystemTray.getSystemTray();tryst.add(traylcon);/添加系统托盘-catch(AWTExceptione1)/TODOAuto-generate

13、dcatchblock-e1.printStackTrace(););publicvoidMyTray()PopupMenupm=newPopupMenu();Menultemshowltem=newMenultem(SHOW);Menultemexitltem=newMenultem(EXlT);pm.add(showltem);pm.add(exitltem);lmageimageToolkit.getDefaultToolkit().getlmage(ClassLoader.getSystemResource(wap.jpg);trayIcon=newTrayIcon(image,cha

14、rttest,pm);showItem.addActionListener(newActionListener()OverridepublicvoidactionPerformed(ActionEvente)/TODOAuto-generatedmethodstub-setVisible(true);setExtendedState(Frame.NORMAL);SystemTray.getSystemTray().remove(traylcon);移除系统托盘-);exitltem.addActionListener(newActionListener()publicvoidactionPerformed(ActionEvente)intresult=JOptionPane.showConfirmDialog(null,确实要退出吗？,退出,JOptionPane.OK_CANCEL_OPTlON);if(result=JOptionPane.OK_OPTlON)System.exit(0););classDataThreadextendsThr