import java.util.*;

import org.jfree.chart.*;

import statgraphics.*;

import statgraphics.eda.*;

import static statgraphics.util.Argument.*;

import statgraphics.util.*;

/**

*

* <p>Example: class BarPlot.</p>

*/

public class BarPlotExample

{

public static void main(String[] args)

{

String[] category = {"Apple", "Compaq", "GateWay 2000", "IBM",

"Packard Bell"};

double[][] data = { {13, 12, 5, 9, 11}, {12, 13, 6, 8, 11},

{14, 11, 4, 11, 10} };

String[] dataNames = {"2002", "2003", "2004"};

PlotFrame[] pf = new PlotFrame[4];

pf[0] = new PlotFrame("Bar Plot I",

new BarPlot("3D", dataNames, "Bar Plot A",

"Company", "Frequency",

category, data).getPlot(), 500, 270);

pf[1] = new PlotFrame("Bar Plot II",

new BarPlot("2D", dataNames, category, data).

getPlot(), 500, 270);

Hashtable argument1 = new Hashtable();

argument1.put(TITLE, "Bar Plot B");

argument1.put(XLABEL, "Company");

argument1.put(YLABEL, "Frequency");

argument1.put(DATA_NAMES, dataNames);

argument1.put(OPTION, "3D");

pf[2] = new PlotFrame("Bar Plot III",

new BarPlot(argument1, category, data).

graphicalAnalysis.getPlot(), 500, 270);

Hashtable argument2 = new Hashtable();

argument2.put(DATA_NAMES, dataNames);

argument2.put(OPTION, "2D");

GraphicalAnalysis graphicalAnalysis =

new BarPlot(argument2, category,

data).graphicalAnalysis;

JFreeChart myPlot =

(JFreeChart) graphicalAnalysis.output.get("PLOT");

pf[3] = new PlotFrame("Bar Plot IV", myPlot, 500, 270);

new PlotFrameFactory().putPlotFrame(pf);

}

}

Results:

See also:

Summarizing Qualitative Data