A sample SOCRChartAPITest class - Revision history

Jenny at 19:45, 27 June 2006

2006-06-27T19:45:24Z

Jenny at 19:59, 26 June 2006

2006-06-26T19:59:44Z

Jenny at 16:19, 26 June 2006

2006-06-26T16:19:41Z

Jenny at 17:50, 22 June 2006

2006-06-22T17:50:39Z

Jenny at 22:28, 19 June 2006

2006-06-19T22:28:37Z

Jenny at 18:05, 15 June 2006

2006-06-15T18:05:18Z

Jenny at 17:53, 15 June 2006

2006-06-15T17:53:21Z

Jenny at 00:41, 15 June 2006

2006-06-15T00:41:45Z

New page

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JTable;

import org.jfree.chart.ChartPanel;

import org.jfree.chart.JFreeChart;

import org.jfree.ui.RefineryUtilities;

import org.jfree.ui.ApplicationFrame;

import edu.ucla.stat.SOCR.chart.ChartGenerator_JTable;

public class SOCRChartAPIDemo extends ApplicationFrame {

/**

* Creates a new demo.

*/

public SOCRChartAPIDemo(String title) {

super(title);

JTable dTable = createDataTable();

JPanel chartPanel = createDemoPanel(title, dTable);

// chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));

setContentPane(chartPanel);

}

private JPanel createDemoPanel(String title, JTable dTable) {

JFreeChart chart = createChart(title, dTable);

return new ChartPanel(chart);
}

private JFreeChart createChart(String title, JTable dataTable){

JFreeChart chart;

ChartGenerator_JTable chartMaker = new ChartGenerator_JTable();

int no_series = dataTable.getRowCount()-1;

int no_category = dataTable.getColumnCount()-2;

int[][] pairs = new int[no_category][2];

for (int i=0; i<no_category; i++){

pairs[i][0] = i+1; //column i store category i

pairs[i][1] = 0; //column 0 stores series name
}

chart = chartMaker.getCategoryChart("Bar", title, "Category", "value", dataTable, no_category, pairs, "3D");

return chart;
}

private JTable createDataTable(){

JTable dTable;

String[] columnNames = new String[6];

String[][] example = new String[6][3];

columnNames[0]="Series";

columnNames[1]= "Category 1";

columnNames[2]= "Category 2";

columnNames[3]= "Category 3";

columnNames[4]= "Category 4";

columnNames[5]= "Category 5";

example[0][0]="First";example[1][0]="1.0";example[2][0]="4.0";example[3][0]="3.0";example[4][0]="5.0";example[5][0]="5.0";

example[0][1]="Second";example[1][1]="5.0";example[2][1]="7.0";example[3][1]="6.0";example[4][1]="8.0";example[5][1]="4.0";

example[0][1]="Third";example[1][2]="4.0";example[2][2]="3.0";example[3][2]="2.0";example[4][2]="3.0";example[5][2]="6.0";

dTable = new JTable(example, columnNames);

return dTable;
}
/**

* Starting point for the demonstration application.

*

* @param args ignored.

*/

public static void main(String[] args) {

final SOCRChartAPIDemo demo = new SOCRChartAPIDemo("3D Bar Chart Demo 1");

demo.pack();

RefineryUtilities.centerFrameOnScreen(demo);

demo.setVisible(true);

}

}

@@ Line 97: / Line 97: @@
 </pre>
-The  '''createChart''' method is the most import part in this class. In this method, the ''pairs'' value is being set fist, then a '''get*Chart''' method of the ''ChartGenerator_JTable'' class  is called to generate the chart figure.   The ''init[][] pairs'' presents the coulmn info about the JTable and is used by the ''ChartGenerator_JTable'' to create the chart.
+The  '''createChart''' method is the center part of the class. In this method, the ''pairs'' value is being set first, then a '''get*Chart''' method of the ''ChartGenerator_JTable'' class  is called to generate the chart figure.   The ''init[][] pairs'' provides the coulmn info about the JTable and is used by the ''ChartGenerator_JTable'' to generate dataset for creating the chart.
-See  [[list of charts |List of Charts]]  for more examples, the  '''createChart''' method's source code  for each example is listed.
+See  [[list of charts |List of Charts]]  for more examples. The  '''createChart''' method's source code  for each example is listed for your reference.

@@ Line 44: / Line 44: @@
+		 }
-		 chart = chartMaker.getCategoryChart("Bar", title, "Category", "value", dataTable, no_category, pairs, "3D")		 return chart;
+		 chart = chartMaker.getCategoryChart("Bar", title, "Category", "value", dataTable, no_category, pairs, "3D");
+	    }
@@ Line 60: / Line 62: @@
 		columnNames[5]= "Category 5";
-	        example[0][0]="First";example[0][1]="1.0";example[0][2]="4.0";example[0][3]="3.0";example[0][4]="5.0";example[0][5]="5.0";
+	        example[0][0]="First";example[0][1]="1.0";example[0][2]="4.0";
-                 example[1][0]="Second";example[1][1]="5.0";example[1][2]="7.0";example[1][3]="6.0";example[1][4]="8.0";example[1][5]="4.0";
+                example[0][3]="3.0";example[0][4]="5.0";example[0][5]="5.0";
                  example[2][0]="Third";example[2][1]="4.0";example[2][2]="3.0";example[2][3]="2.0";example[2][4]="3.0";example[2][5]="6.0";
 	    	dTable = new JTable(example, columnNames);

← Older revision		Revision as of 17:50, 22 June 2006
Line 1:		Line 1:
		+	'''SOCRChartAPIDemo class'''
	<pre>		<pre>
	import javax.swing.JOptionPane;		import javax.swing.JOptionPane;

@@ Line 9: / Line 9: @@
 import org.jfree.ui.ApplicationFrame;
 import edu.ucla.stat.SOCR.chart.ChartGenerator_JTable;
@@ Line 27: / Line 26: @@
+	    }
-−
-	    private JFreeChart createChart(String title, JTable dataTable){
+          private JFreeChart createChart(String title, JTable dataTable){
+              JFreeChart chart;
-                ChartGenerator_JTable chartMaker = new ChartGenerator_JTable();
+             ChartGenerator_JTable chartMaker = new ChartGenerator_JTable();
 	        int no_series = dataTable.getRowCount()-1;
 		int no_category = dataTable.getColumnCount()-2;
@@ Line 49: / Line 46: @@
+	    }
 	    private JTable createDataTable(){
@@ Line 91: / Line 96: @@
+	}
 </pre>

@@ Line 1: / Line 1: @@
 import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JTable;
 import org.jfree.chart.ChartPanel;
 import org.jfree.chart.JFreeChart;
 import org.jfree.ui.RefineryUtilities;
 import org.jfree.ui.ApplicationFrame;
 import edu.ucla.stat.SOCR.chart.ChartGenerator_JTable;
@@ Line 18: / Line 12: @@
 	public class SOCRChartAPIDemo extends ApplicationFrame {
 	    public SOCRChartAPIDemo(String title) {
+	        super(title);
 	     	 JTable dTable = createDataTable();
 	         JPanel chartPanel = createDemoPanel(title, dTable);
 	        // chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
 	         setContentPane(chartPanel);
+	    }
 	   private JPanel createDemoPanel(String title, JTable dTable) {
 	        JFreeChart chart = createChart(title, dTable);
 	        return new ChartPanel(chart);
+	    }
@@ Line 49: / Line 29: @@
 	    private JFreeChart createChart(String title, JTable dataTable){
-	    	     JFreeChart chart;
+	    	 JFreeChart chart;
-−
-			<strong> ChartGenerator_JTable chartMaker = new ChartGenerator_JTable();
+                ChartGenerator_JTable chartMaker = new ChartGenerator_JTable();
-			 int no_series = dataTable.getRowCount()-1;
+	        int no_series = dataTable.getRowCount()-1;
+		int no_category = dataTable.getColumnCount()-2;
-			 int no_category = dataTable.getColumnCount()-2;
+                int[][] pairs = new int[no_category][2];
-			 int[][] pairs = new int[no_category][2];
+		for (int i=0; i<no_category; i++){
+		   pairs[i][0] = i+1;    //column i store category i
-			 for (int i=0; i<no_category; i++){
+		   pairs[i][1] = 0;    //column 0 stores series name
-−
+		 }
-			 chart = chartMaker.getCategoryChart("Bar", title, "Category", "value", dataTable, no_category, pairs, "3D");	</strong>
+		 chart = chartMaker.getCategoryChart("Bar", title, "Category", "value", dataTable, no_category, pairs, "3D")		 return chart;
+	    }
@@ Line 75: / Line 49: @@
 	    	JTable dTable;
 	    	String[] columnNames = new String[6];
 	    	String[][] example = new String[3][6];
 	    	columnNames[0]="Series";
 	    	columnNames[1]= "Category 1";
+		columnNames[2]= "Category 2";
 	    	columnNames[3]= "Category 3";
 	    	columnNames[4]= "Category 4";
+		columnNames[5]= "Category 5";
 	    	dTable = new JTable(example, columnNames);
+                return dTable;
+	    }
-	    /**
+            /**
-	     * Starting point for the demonstration application.
+	     * Starting point for the demonstration application
+	     *
 	     * @param args  ignored.
 	     */
 	    public static void main(String[] args) {
-	    	 final SOCRChartAPIDemo demo = new SOCRChartAPIDemo("3D Bar Chart Demo 1");
+	        final SOCRChartAPIDemo demo = new SOCRChartAPIDemo("3D Bar Chart Demo 1");
 	        demo.pack();
 	        RefineryUtilities.centerFrameOnScreen(demo);
 	        demo.setVisible(true);
+	    }
+	}