StatBean Name: DotPlot

Purpose: Displays a dot frequency diagram for a column of numeric data.

DataSource: any.

Read/Write Properties

Name	Type	Description	Possible Values	Default Value
xVariableName	String	The name of the column with data values to be plotted on the horizontal axis.	Any string.	"X"

Other properties are inherited from the java.awt.Canvas class and from the general GraphicalStatbean class.

Code Sample

//create a datasource bean
FileDataSource fileDataSource1 = new STATBEANS.FileDataSource();

//set the file name to be read
fileDataSource1.setFileName("c:\\statbeans\\samples\\baseball.txt");

//set the delimiter character used in the file
fileDataSource1.setDelimiter("tab");

//create a plot bean
DotPlot dotPlot1 = new STATBEANS.DotPlot();

//set the data column
dotPlot1.setXVariableName("leadavg");

//turn on point identifcation
dotPlot1.setHighlightPointOnMouseClick(true);
dotPlot1.setShowPointClickedMessage(true);

//add the plot to the application frame
add(dotPlot1);

//make the plot a listener for changes in the FileDataSource bean
fileDataSource1.addDataChangeListener(dotPlot1.listenerForDataChange);

//instruct the fileDataSource bean to read the file
fileDataSource1.readData();