[ Java 代碼範本 ] JFreeChart : showcases - XYTaskDatasetDemo2

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UI 效果: (jfreechart-1.0.14)

範例代碼:
- XYTaskDatasetDemo2.groovy

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1. package showcases  
2.   
3. import java.awt.Color;  
4. import java.awt.Dimension;  
5. import java.awt.geom.Ellipse2D;  
6. import javax.swing.JPanel;  
7. import org.jfree.chart.ChartPanel;  
8. import org.jfree.chart.ChartUtilities;  
9. import org.jfree.chart.JFreeChart;  
10. import org.jfree.chart.axis.DateAxis;  
11. import org.jfree.chart.axis.NumberAxis;  
12. import org.jfree.chart.axis.SymbolAxis;  
13. import org.jfree.chart.plot.CombinedDomainXYPlot;  
14. import org.jfree.chart.plot.XYPlot;  
15. import org.jfree.chart.renderer.xy.XYBarRenderer;  
16. import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;  
17. import org.jfree.data.gantt.Task;  
18. import org.jfree.data.gantt.TaskSeries;  
19. import org.jfree.data.gantt.TaskSeriesCollection;  
20. import org.jfree.data.gantt.XYTaskDataset;  
21. import org.jfree.data.time.Day;  
22. import org.jfree.data.time.Hour;  
23. import org.jfree.data.time.TimeSeries;  
24. import org.jfree.data.time.TimeSeriesCollection;  
25. import org.jfree.data.xy.IntervalXYDataset;  
26. import org.jfree.data.xy.XYDataset;  
27. import org.jfree.ui.ApplicationFrame;  
28. import org.jfree.ui.RefineryUtilities;  
29.   
30. class XYTaskDatasetDemo2 extends ApplicationFrame{  
31.     public XYTaskDatasetDemo2(String paramString)  
32.     {  
33.       super(paramString);  
34.       JPanel localJPanel = createDemoPanel();  
35.       localJPanel.setPreferredSize(new Dimension(800, 500));  
36.       setContentPane(localJPanel);  
37.     }  
38.     
39.     private static XYPlot createSubplot1(XYDataset paramXYDataset)  
40.     {  
41.       XYLineAndShapeRenderer localXYLineAndShapeRenderer = new XYLineAndShapeRenderer();  
42.       localXYLineAndShapeRenderer.setUseFillPaint(true);  
43.       localXYLineAndShapeRenderer.setBaseFillPaint(Color.white);  
44.       localXYLineAndShapeRenderer.setBaseShape(new Ellipse2D.Double(-4.0D, -4.0D, 8.0D, 8.0D));  
45.       localXYLineAndShapeRenderer.setAutoPopulateSeriesShape(false);  
46.       NumberAxis localNumberAxis = new NumberAxis("Y");  
47.       localNumberAxis.setLowerMargin(0.1D);  
48.       localNumberAxis.setUpperMargin(0.1D);  
49.       XYPlot localXYPlot = new XYPlot(paramXYDataset, new DateAxis("Time"), localNumberAxis, localXYLineAndShapeRenderer);  
50.       return localXYPlot;  
51.     }  
52.     
53.     private static XYPlot createSubplot2(IntervalXYDataset paramIntervalXYDataset)  
54.     {  
55.       DateAxis localDateAxis = new DateAxis("Date/Time");  
56.       def teamNames = [ "Team A", "Team B", "Team C", "Team D", "Team E" ] as String[]  
57.       SymbolAxis localSymbolAxis = new SymbolAxis("Resources", teamNames);  
58.       localSymbolAxis.setGridBandsVisible(false);  
59.       XYBarRenderer localXYBarRenderer = new XYBarRenderer();  
60.       localXYBarRenderer.setUseYInterval(true);  
61.       XYPlot localXYPlot = new XYPlot(paramIntervalXYDataset, localDateAxis, localSymbolAxis, localXYBarRenderer);  
62.       return localXYPlot;  
63.     }  
64.     
65.     private static JFreeChart createChart()  
66.     {  
67.       CombinedDomainXYPlot localCombinedDomainXYPlot = new CombinedDomainXYPlot(new DateAxis("Date/Time"));  
68.       localCombinedDomainXYPlot.add(createSubplot1(createDataset1()));  
69.       localCombinedDomainXYPlot.add(createSubplot2(createDataset2()));  
70.       JFreeChart localJFreeChart = new JFreeChart("XYTaskDatasetDemo2", localCombinedDomainXYPlot);  
71.       localJFreeChart.setBackgroundPaint(Color.white);  
72.       ChartUtilities.applyCurrentTheme(localJFreeChart);  
73.       return localJFreeChart;  
74.     }  
75.     
76.     public static JPanel createDemoPanel()  
77.     {  
78.       return new ChartPanel(createChart());  
79.     }  
80.     
81.     private static XYDataset createDataset1()  
82.     {  
83.       TimeSeriesCollection localTimeSeriesCollection = new TimeSeriesCollection();  
84.       TimeSeries localTimeSeries = new TimeSeries("Time Series 1", Hour.class);  
85.       localTimeSeries.add(new Hour(0, new Day()), 20214.5D);  
86.       localTimeSeries.add(new Hour(4, new Day()), 73346.5D);  
87.       localTimeSeries.add(new Hour(8, new Day()), 54643.599999999999D);  
88.       localTimeSeries.add(new Hour(12, new Day()), 92683.800000000003D);  
89.       localTimeSeries.add(new Hour(16, new Day()), 110235.39999999999D);  
90.       localTimeSeries.add(new Hour(20, new Day()), 120742.5D);  
91.       localTimeSeries.add(new Hour(24, new Day()), 90654.5D);  
92.       localTimeSeriesCollection.addSeries(localTimeSeries);  
93.       return localTimeSeriesCollection;  
94.     }  
95.     
96.     private static IntervalXYDataset createDataset2()  
97.     {  
98.       XYTaskDataset localXYTaskDataset = new XYTaskDataset(createTasks());  
99.       localXYTaskDataset.setTransposed(true);  
100.       localXYTaskDataset.setSeriesWidth(0.6D);  
101.       return localXYTaskDataset;  
102.     }  
103.     
104.     private static TaskSeriesCollection createTasks()  
105.     {  
106.       TaskSeriesCollection localTaskSeriesCollection = new TaskSeriesCollection();  
107.       TaskSeries localTaskSeries1 = new TaskSeries("Team A");  
108.       localTaskSeries1.add(new Task("T1a", new Hour(11, new Day())));  
109.       localTaskSeries1.add(new Task("T1b", new Hour(14, new Day())));  
110.       localTaskSeries1.add(new Task("T1c", new Hour(16, new Day())));  
111.       TaskSeries localTaskSeries2 = new TaskSeries("Team B");  
112.       localTaskSeries2.add(new Task("T2a", new Hour(13, new Day())));  
113.       localTaskSeries2.add(new Task("T2b", new Hour(19, new Day())));  
114.       localTaskSeries2.add(new Task("T2c", new Hour(21, new Day())));  
115.       TaskSeries localTaskSeries3 = new TaskSeries("Team C");  
116.       localTaskSeries3.add(new Task("T3a", new Hour(13, new Day())));  
117.       localTaskSeries3.add(new Task("T3b", new Hour(19, new Day())));  
118.       localTaskSeries3.add(new Task("T3c", new Hour(21, new Day())));  
119.       TaskSeries localTaskSeries4 = new TaskSeries("Team D");  
120.       localTaskSeries4.add(new Task("T4a", new Day()));  
121.       TaskSeries localTaskSeries5 = new TaskSeries("Team E");  
122.       localTaskSeries5.add(new Task("T5a", new Day()));  
123.       localTaskSeriesCollection.add(localTaskSeries1);  
124.       localTaskSeriesCollection.add(localTaskSeries2);  
125.       localTaskSeriesCollection.add(localTaskSeries3);  
126.       localTaskSeriesCollection.add(localTaskSeries4);  
127.       localTaskSeriesCollection.add(localTaskSeries5);  
128.       return localTaskSeriesCollection;  
129.     }  
130.     
131.     public static void main(String[] paramArrayOfString)  
132.     {  
133.       XYTaskDatasetDemo2 localXYTaskDatasetDemo2 = new XYTaskDatasetDemo2("JFreeChart : XYTaskDatasetDemo2.java");  
134.       localXYTaskDatasetDemo2.pack();  
135.       RefineryUtilities.centerFrameOnScreen(localXYTaskDatasetDemo2);  
136.       localXYTaskDatasetDemo2.setVisible(true);  
137.     }  
138. }