edu.cmu.tetradapp.editor.NormalityTestAction Maven / Gradle / Ivy
///////////////////////////////////////////////////////////////////////////////
// For information as to what this class does, see the Javadoc, below. //
// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, //
// 2007, 2008, 2009, 2010, 2014, 2015, 2022 by Peter Spirtes, Richard //
// Scheines, Joseph Ramsey, and Clark Glymour. //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation; either version 2 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program; if not, write to the Free Software //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
///////////////////////////////////////////////////////////////////////////////
package edu.cmu.tetradapp.editor;
import edu.cmu.tetrad.data.ContinuousVariable;
import edu.cmu.tetrad.data.DataSet;
import edu.cmu.tetradapp.util.DesktopController;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
/**
* Displays a Q-Q plot for a random variable.
*
* A lot of the code borrows heavily from HistogramAction
*
* @author Michael Freenor
*/
class NormalityTestAction extends AbstractAction {
/**
* The data edtitor that action is attached to.
*/
private final DataEditor dataEditor;
/**
* Constructs the QQPlotAction given the DataEditor that its attached to.
*
* @param editor a {@link edu.cmu.tetradapp.editor.DataEditor} object
*/
public NormalityTestAction(DataEditor editor) {
super("Normality Tests...");
this.dataEditor = editor;
}
/**
* {@inheritDoc}
*/
public void actionPerformed(ActionEvent e) {
DataSet dataSet = (DataSet) this.dataEditor.getSelectedDataModel();
if (dataSet == null || dataSet.getNumColumns() == 0) {
JOptionPane.showMessageDialog(findOwner(), "Cannot run normality tests on an empty data set.");
return;
}
// if there are missing values warn and don't display q-q plot.
JPanel panel = createNormalityTestDialog();
EditorWindow window = new EditorWindow(panel,
"Normality Tests", "Close", false, this.dataEditor);
DesktopController.getInstance().addEditorWindow(window, JLayeredPane.PALETTE_LAYER);
window.setVisible(true);
}
//============================== Private methods ============================//
/**
* Creates a dialog that is showing the histogram for the given node (if null one is selected for you)
*/
private JPanel createNormalityTestDialog(
) {
DataSet dataSet = (DataSet) this.dataEditor.getSelectedDataModel();
QQPlot qqPlot = new QQPlot(dataSet, null);
NormalityTestEditorPanel editorPanel = new NormalityTestEditorPanel(qqPlot, dataSet);
JTextArea display = new JTextArea(NormalityTests.runNormalityTests(dataSet,
(ContinuousVariable) qqPlot.getSelectedVariable()), 20, 65);
display.setEditable(false);
editorPanel.addPropertyChangeListener(new NormalityTestListener(display));
Box box = Box.createHorizontalBox();
box.add(display);
box.add(Box.createHorizontalStrut(3));
box.add(editorPanel);
box.add(Box.createHorizontalStrut(5));
box.add(Box.createHorizontalGlue());
Box vBox = Box.createVerticalBox();
vBox.add(Box.createVerticalStrut(15));
vBox.add(box);
vBox.add(Box.createVerticalStrut(5));
JPanel panel = new JPanel();
panel.setLayout(new BorderLayout());
panel.add(vBox, BorderLayout.CENTER);
return panel;
}
private JFrame findOwner() {
return (JFrame) SwingUtilities.getAncestorOfClass(
JFrame.class, this.dataEditor);
}
//================================= Inner Class ======================================//
/**
* Glue between the editor and the display.
*/
private static class NormalityTestListener implements PropertyChangeListener {
private final JTextArea display;
public NormalityTestListener(JTextArea display) {
this.display = display;
}
public void propertyChange(PropertyChangeEvent evt) {
if ("histogramChange".equals(evt.getPropertyName())) {
this.display.setText((String) evt.getNewValue());
}
}
}
}