[ Java 代碼範本 ] JFreechart: Barcharts > Stacked > StackedBarChart3DDemo4

Code: 
Used libraries: 

* jfreechart-1.0.14.jar
* jcommon-1.0.17.jar
* jfreechart-1.0.14-swt.jar

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1. package Barcharts.stacked;  
2.   
3. import java.awt.Dimension;  
4. import java.text.DecimalFormat;  
5. import java.text.NumberFormat;  
6.   
7. import javax.swing.JPanel;  
8.   
9. import org.jfree.chart.ChartFactory;  
10. import org.jfree.chart.ChartPanel;  
11. import org.jfree.chart.JFreeChart;  
12. import org.jfree.chart.labels.ItemLabelAnchor;  
13. import org.jfree.chart.labels.ItemLabelPosition;  
14. import org.jfree.chart.labels.StandardCategoryItemLabelGenerator;  
15. import org.jfree.chart.plot.CategoryPlot;  
16. import org.jfree.chart.plot.PlotOrientation;  
17. import org.jfree.chart.renderer.category.StackedBarRenderer3D;  
18. import org.jfree.data.category.CategoryDataset;  
19. import org.jfree.data.category.DefaultCategoryDataset;  
20. import org.jfree.ui.ApplicationFrame;  
21. import org.jfree.ui.RefineryUtilities;  
22. import org.jfree.ui.TextAnchor;  
23.   
24. public class StackedBarChart3DDemo4 extends ApplicationFrame  
25. {  
26.   
27.     public StackedBarChart3DDemo4(String s)  
28.     {  
29.             super(s);  
30.             JPanel jpanel = createDemoPanel();  
31.             jpanel.setPreferredSize(new Dimension(500, 270));  
32.             setContentPane(jpanel);  
33.     }  
34.   
35.     public static CategoryDataset createDataset()  
36.     {  
37.             DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();  
38.             defaultcategorydataset.addValue(10D, "Series 1", "C1");  
39.             defaultcategorydataset.addValue(5D, "Series 1", "C2");  
40.             defaultcategorydataset.addValue(6D, "Series 1", "C3");  
41.             defaultcategorydataset.addValue(7D, "Series 1", "C4");  
42.             defaultcategorydataset.addValue(8D, "Series 1", "C5");  
43.             defaultcategorydataset.addValue(9D, "Series 1", "C6");  
44.             defaultcategorydataset.addValue(10D, "Series 1", "C7");  
45.             defaultcategorydataset.addValue(11D, "Series 1", "C8");  
46.             defaultcategorydataset.addValue(3D, "Series 1", "C9");  
47.             defaultcategorydataset.addValue(4D, "Series 2", "C1");  
48.             defaultcategorydataset.addValue(7D, "Series 2", "C2");  
49.             defaultcategorydataset.addValue(17D, "Series 2", "C3");  
50.             defaultcategorydataset.addValue(15D, "Series 2", "C4");  
51.             defaultcategorydataset.addValue(6D, "Series 2", "C5");  
52.             defaultcategorydataset.addValue(8D, "Series 2", "C6");  
53.             defaultcategorydataset.addValue(9D, "Series 2", "C7");  
54.             defaultcategorydataset.addValue(13D, "Series 2", "C8");  
55.             defaultcategorydataset.addValue(7D, "Series 2", "C9");  
56.             defaultcategorydataset.addValue(15D, "Series 3", "C1");  
57.             defaultcategorydataset.addValue(14D, "Series 3", "C2");  
58.             defaultcategorydataset.addValue(12D, "Series 3", "C3");  
59.             defaultcategorydataset.addValue(11D, "Series 3", "C4");  
60.             defaultcategorydataset.addValue(10D, "Series 3", "C5");  
61.             defaultcategorydataset.addValue(0.0D, "Series 3", "C6");  
62.             defaultcategorydataset.addValue(7D, "Series 3", "C7");  
63.             defaultcategorydataset.addValue(9D, "Series 3", "C8");  
64.             defaultcategorydataset.addValue(11D, "Series 3", "C9");  
65.             defaultcategorydataset.addValue(14D, "Series 4", "C1");  
66.             defaultcategorydataset.addValue(3D, "Series 4", "C2");  
67.             defaultcategorydataset.addValue(7D, "Series 4", "C3");  
68.             defaultcategorydataset.addValue(0.0D, "Series 4", "C4");  
69.             defaultcategorydataset.addValue(9D, "Series 4", "C5");  
70.             defaultcategorydataset.addValue(6D, "Series 4", "C6");  
71.             defaultcategorydataset.addValue(7D, "Series 4", "C7");  
72.             defaultcategorydataset.addValue(9D, "Series 4", "C8");  
73.             defaultcategorydataset.addValue(10D, "Series 4", "C9");  
74.             return defaultcategorydataset;  
75.     }  
76.   
77.     private static JFreeChart createChart(CategoryDataset categorydataset)  
78.     {  
79.             JFreeChart jfreechart = ChartFactory.createStackedBarChart3D("Stacked Bar Chart 3D Demo 4", "Category", "Value", categorydataset, PlotOrientation.HORIZONTAL, true, true, false);  
80.             CategoryPlot categoryplot = (CategoryPlot)jfreechart.getPlot();  
81.             StackedBarRenderer3D stackedbarrenderer3d = (StackedBarRenderer3D)categoryplot.getRenderer();  
82.             stackedbarrenderer3d.setRenderAsPercentages(true);  
83.             stackedbarrenderer3d.setDrawBarOutline(false);  
84.             stackedbarrenderer3d.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator("{3}", NumberFormat.getIntegerInstance(), newDecimalFormat("0.0%")));  
85.             stackedbarrenderer3d.setBaseItemLabelsVisible(true);  
86.             stackedbarrenderer3d.setBasePositiveItemLabelPosition(new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));  
87.             stackedbarrenderer3d.setBaseNegativeItemLabelPosition(new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));  
88.             return jfreechart;  
89.     }  
90.   
91.     public static JPanel createDemoPanel()  
92.     {  
93.             JFreeChart jfreechart = createChart(createDataset());  
94.             return new ChartPanel(jfreechart);  
95.     }  
96.   
97.     public static void main(String args[])  
98.     {  
99.             StackedBarChart3DDemo4 stackedbarchart3ddemo4 = new StackedBarChart3DDemo4("Stacked Bar Chart 3D Demo 4");  
100.             stackedbarchart3ddemo4.pack();  
101.             RefineryUtilities.centerFrameOnScreen(stackedbarchart3ddemo4);  
102.             stackedbarchart3ddemo4.setVisible(true);  
103.     }  
104. }  

UI: