superdemo.java

jfreechart帮助文档

        out.close();
    }

    /**
     * Exits the application, but only if the user agrees.
     */
    private void attemptExit() {

        String title = "Confirm";
        String message = "Are you sure you want to exit the demo?";
        int result = JOptionPane.showConfirmDialog(
            this, message, title, JOptionPane.YES_NO_OPTION,
            JOptionPane.QUESTION_MESSAGE
        );
        if (result == JOptionPane.YES_OPTION) {
            dispose();
            System.exit(0);
        }
    }


    private JPanel createChartDisplayPanel() {
         
        this.displayPanel = new JPanel(new BorderLayout());
        this.chartContainer = new JPanel(new BorderLayout());
        this.chartContainer.setBorder(
            BorderFactory.createCompoundBorder(
                BorderFactory.createEmptyBorder(4, 4, 4, 4),
                BorderFactory.createLineBorder(Color.black)
            )
        );
        this.chartContainer.add(createNoDemoSelectedPanel());
        this.descriptionContainer = new JPanel(new BorderLayout());
        this.descriptionContainer.setBorder(
            BorderFactory.createEmptyBorder(4, 4, 4, 4)
        );
        this.descriptionContainer.setPreferredSize(new Dimension(600, 140));
        this.descriptionPane = new JTextPane();
        this.descriptionPane.setEditable(false);
        JScrollPane scroller = new JScrollPane(
            this.descriptionPane, 
            ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED, 
            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER
        );
        this.descriptionContainer.add(scroller);
        displayDescription("select.html");
        JSplitPane splitter = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
        splitter.setTopComponent(this.chartContainer);
        splitter.setBottomComponent(this.descriptionContainer);
        this.displayPanel.add(splitter);
        splitter.setDividerLocation(0.75);
        return this.displayPanel;
    }
    
    /**
     * Creates a <code>TreeModel</code> with references to all the individual 
     * demo applications.  This is an ugly piece of hard-coding but, hey, it's
     * just a demo!
     * 
     * @return A TreeModel.
     */
    private TreeModel createTreeModel() {
        DefaultMutableTreeNode root = new DefaultMutableTreeNode("JFreeChart");
        root.add(createPieChartsNode());
        root.add(createBarChartsNode());
        root.add(createLineChartsNode());
        root.add(createAreaChartsNode());
        root.add(createTimeSeriesChartsNode());
        root.add(createFinancialChartsNode());
        root.add(createXYChartsNode());
        root.add(createMeterChartsNode());
        root.add(createMultipleAxisChartsNode());
        root.add(createCombinedAxisChartsNode());
        root.add(createGanttChartsNode());
        root.add(createMiscellaneousChartsNode());
        return new DefaultTreeModel(root);
    }
    
    /**
     * Creates the tree node for the pie chart demos.
     * 
     * @return A populated tree node.
     */
    private MutableTreeNode createPieChartsNode() {
        DefaultMutableTreeNode root = new DefaultMutableTreeNode("Pie Charts");

        DefaultMutableTreeNode n1 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChartDemo1", 
                        "PieChartDemo1.java"));  
        DefaultMutableTreeNode n2 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChartDemo2", 
                        "PieChartDemo2.java"));            
        DefaultMutableTreeNode n3 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChartDemo3", 
                        "PieChartDemo3.java"));
        DefaultMutableTreeNode n4 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChartDemo8", 
                        "PieChartDemo8.java"));
        DefaultMutableTreeNode n5 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChart3DDemo1", 
                        "PieChart3DDemo1.java"));
        DefaultMutableTreeNode n6 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChart3DDemo2", 
                        "PieChart3DDemo2.java"));
        DefaultMutableTreeNode n7 = new DefaultMutableTreeNode(
                new DemoDescription("demo.PieChart3DDemo3", 
                        "PieChart3DDemo3.java"));  
        DefaultMutableTreeNode n8 = new DefaultMutableTreeNode(
                new DemoDescription("demo.MultiplePieChartDemo1", 
                        "MultiplePieChartDemo1.java"));
        DefaultMutableTreeNode n9 = new DefaultMutableTreeNode(
            new DemoDescription("demo.RingChartDemo1", "RingChartDemo1.java"));
                
        root.add(n1);
        root.add(n2);
        root.add(n3);
        root.add(n4);
        root.add(n5);
        root.add(n6);
        root.add(n7);
        root.add(n8);
        root.add(n9);
        return root;
    }
    
    /**
     * Creates a tree node containing sample bar charts.
     * 
     * @return The tree node.
     */
    private MutableTreeNode createBarChartsNode() {
        DefaultMutableTreeNode root = new DefaultMutableTreeNode("Bar Charts");            
        root.add(createCategoryBarChartsNode());
        root.add(createXYBarChartsNode());
        return root;        
    }
    
    /**
     * Creates a tree node containing bar charts based on the 
     * {@link CategoryPlot} class.
     * 
     * @return The tree node.
     */
    private MutableTreeNode createCategoryBarChartsNode() {
        DefaultMutableTreeNode root 
            = new DefaultMutableTreeNode("CategoryPlot");
        
        MutableTreeNode n1 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo1", "BarChartDemo1.java"));                
        MutableTreeNode n2 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo2", "BarChartDemo2.java"));                
        MutableTreeNode n3 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo3", "BarChartDemo3.java"));                
        MutableTreeNode n4 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo4", "BarChartDemo4.java"));                
        MutableTreeNode n5 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo5", "BarChartDemo5.java"));                
        MutableTreeNode n6 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo6", "BarChartDemo6.java"));                
        MutableTreeNode n7 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo7", "BarChartDemo7.java"));                
        MutableTreeNode n8 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo8", "BarChartDemo8.java"));                
        MutableTreeNode n9 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo9", "BarChartDemo9.java"));                
        MutableTreeNode n10 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChartDemo10", "BarChartDemo10.java"));                
        MutableTreeNode n11 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChart3DDemo1", "BarChart3DDemo1.java"));                
        MutableTreeNode n12 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChart3DDemo2", "BarChart3DDemo2.java"));                
        MutableTreeNode n13 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChart3DDemo3", "BarChart3DDemo3.java"));
        MutableTreeNode n13a = new DefaultMutableTreeNode(new DemoDescription(
                "demo.BarChart3DDemo4", "BarChart3DDemo4.java"));
        MutableTreeNode n13b = new DefaultMutableTreeNode(new DemoDescription(
                "demo.CylinderChartDemo1", "CylinderChartDemo1.java"));
        MutableTreeNode n14 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.IntervalBarChartDemo1", "IntervalBarChartDemo1.java"));
        MutableTreeNode n15 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.LayeredBarChartDemo1", "LayeredBarChartDemo1.java"));
        MutableTreeNode n16 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.LayeredBarChartDemo2", "LayeredBarChartDemo2.java"));
        MutableTreeNode n17 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StackedBarChartDemo1", "StackedBarChartDemo1.java"));
        MutableTreeNode n18 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StackedBarChartDemo2", "StackedBarChartDemo2.java"));
        MutableTreeNode n19 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StackedBarChartDemo3", "StackedBarChartDemo3.java"));
        MutableTreeNode n20 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StackedBarChartDemo4", "StackedBarChartDemo4.java"));
        MutableTreeNode n21 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StackedBarChartDemo5", "StackedBarChartDemo5.java"));
        MutableTreeNode n22 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StackedBarChartDemo6", "StackedBarChartDemo6.java"));
        MutableTreeNode n23 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.StatisticalBarChartDemo1", 
                "StatisticalBarChartDemo1.java"));
        MutableTreeNode n24 = new DefaultMutableTreeNode(new DemoDescription(
                "demo.WaterfallChartDemo1", "WaterfallChartDemo1.java"));
            
        root.add(n1);
        root.add(n2);
        root.add(n3);
        root.add(n4);
        root.add(n5);
        root.add(n6);
        root.add(n7);
        root.add(n8);
        root.add(n9);
        root.add(n10);
        root.add(n11);
        root.add(n12);
        root.add(n13);
        root.add(n13a);
        root.add(n13b);
        root.add(n14);
        root.add(n15);
        root.add(n16);
        root.add(n17);
        root.add(n18);
        root.add(n19);
        root.add(n20);
        root.add(n21);
        root.add(n22);
        root.add(n23);
        root.add(n24);
        
        return root;        
    }
    
    private MutableTreeNode createXYBarChartsNode() {
        DefaultMutableTreeNode root = new DefaultMutableTreeNode("XYPlot");
        DefaultMutableTreeNode n1 = new DefaultMutableTreeNode(
                new DemoDescription("demo.HistogramDemo1", 
                        "HistogramDemo1.java"));
        DefaultMutableTreeNode n2 = new DefaultMutableTreeNode(
                new DemoDescription("demo.XYBarChartDemo1", 
                        "XYBarChartDemo1.java"));                
        DefaultMutableTreeNode n3 = new DefaultMutableTreeNode(
                new DemoDescription("demo.XYBarChartDemo2", 
                        "XYBarChartDemo2.java"));                
        DefaultMutableTreeNode n4 = new DefaultMutableTreeNode(
                new DemoDescription("demo.XYBarChartDemo3", 
                        "XYBarChartDemo3.java"));                
        DefaultMutableTreeNode n5 = new DefaultMutableTreeNode(
                new DemoDescription("demo.XYBarChartDemo4", 
                        "XYBarChartDemo4.java"));                
        root.add(n1);
        root.add(n2);
        root.add(n3);
        root.add(n4);
        root.add(n5);
        return root;
    }
    
    /**
     * Creates a tree node containing line chart items.
     * 
     * @return A tree node.
     */
    private MutableTreeNode createLineChartsNode() {
        DefaultMutableTreeNode root = new DefaultMutableTreeNode("Line Charts");

        DefaultMutableTreeNode n1 = new DefaultMutableTreeNode(
                new DemoDescription("demo.AnnotationDemo1", 
                "AnnotationDemo1.java"));
        DefaultMutableTreeNode n2 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo1", 
                "LineChartDemo1.java"));
        DefaultMutableTreeNode n3 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo2", 
                "LineChartDemo2.java"));
        DefaultMutableTreeNode n4 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo3", 
                "LineChartDemo3.java"));
        DefaultMutableTreeNode n5 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo4", 
                "LineChartDemo4.java"));
        DefaultMutableTreeNode n6 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo5", 
                "LineChartDemo5.java"));
        DefaultMutableTreeNode n7 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo6", 
                "LineChartDemo6.java"));
        DefaultMutableTreeNode n8 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo7", 
                "LineChartDemo7.java"));
        DefaultMutableTreeNode n9 = new DefaultMutableTreeNode(
                new DemoDescription("demo.LineChartDemo8", 
                "LineChartDemo8.java"));
        DefaultMutableTreeNode n10 = new DefaultMutableTreeNode(
                new DemoDescription("demo.NormalDistributionDemo", 
                "NormalDistributionDemo.java"));
        DefaultMutableTreeNode n11 = new DefaultMutableTreeNode(
                new DemoDescription("demo.StatisticalLineChartDemo1", 
                "StatisticalLineChartDemo1.java"));
        DefaultMutableTreeNode n12 = new DefaultMutableTreeNode(
                new DemoDescription("demo.XYStepRendererDemo1", 
                "XYStepRendererDemo1.java"));
        DefaultMutableTreeNode n13 = new DefaultMutableTreeNode(
                new DemoDescription("demo.XYStepRendererDemo2", 
                "XYStepRendererDemo2.java"));
        
        root.add(n1);
        root.add(n2);
        root.add(n3);
        root.add(n4);
        root.add(n5);
        root.add(n6);
        root.add(n7);
        root.add(n8);
        root.add(n9);
        root.add(n10);
        root.add(n11);
        root.add(n12);
        root.add(n13);
        
        return root;
    }
    
    /**
     * A node for various area charts.
     * 
     * @return The node.
     */
    private MutableTreeNode createAreaChartsNode() {
        DefaultMutableTreeNode root = new DefaultMutableTreeNode("Area Charts");

        DefaultMutableTreeNode n1 = new DefaultMutableTreeNode(
            new DemoDescription("demo.AreaChartDemo1", "AreaChartDemo1.java"));