/*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* Copyright (C) 2004
* & Matthias Schubert (schubert@dbs.ifi.lmu.de)
* & Zhanna Melnikova-Albrecht (melnikov@cip.ifi.lmu.de)
* & Rainer Holzmann (holzmann@cip.ifi.lmu.de)
*/
package weka.clusterers.forOPTICSAndDBScan.OPTICS_GUI;
import weka.core.RevisionHandler;
import weka.core.RevisionUtils;
import weka.gui.LookAndFeel;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Event;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Calendar;
import java.util.GregorianCalendar;
import javax.swing.BorderFactory;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JColorChooser;
import javax.swing.JComponent;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSlider;
import javax.swing.JTabbedPane;
import javax.swing.JTable;
import javax.swing.JTextArea;
import javax.swing.JToolBar;
import javax.swing.KeyStroke;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.table.DefaultTableColumnModel;
import javax.swing.table.TableColumn;
/**
* <p>
* OPTICS_Visualizer.java <br/>
* Authors: Rainer Holzmann, Zhanna Melnikova-Albrecht <br/>
* Date: Sep 12, 2004 <br/>
* Time: 8:01:13 PM <br/>
* $ Revision 1.4 $ <br/>
* </p>
*
* @author Zhanna Melnikova-Albrecht (melnikov@cip.ifi.lmu.de)
* @author Rainer Holzmann (holzmann@cip.ifi.lmu.de)
* @version $Revision: 1.4 $
*/
public class OPTICS_Visualizer
implements RevisionHandler {
/**
* Holds the OPTICS clustering results
*/
private SERObject serObject;
/**
* Main Window of the OPTICS-Visualizer
*/
private JFrame frame;
/**
* Statistic-frame
*/
private JFrame statisticsFrame;
/**
* Help-frame
*/
private JFrame helpFrame;
/**
* Listener for menu- and toolBar actions
*/
private FrameListener frameListener;
/**
* Holds the toolBar and its components
*/
private JToolBar toolBar;
private JButton toolBarButton_open;
private JButton toolBarButton_save;
private JButton toolBarButton_parameters;
private JButton toolBarButton_help;
private JButton toolBarButton_about;
/**
* Holds the default-menu and its components
*/
private JMenuBar defaultMenuBar;
private JMenuItem open;
private JMenuItem save;
private JMenuItem exit;
private JMenuItem parameters;
private JMenuItem help;
private JMenuItem about;
/**
* Holds the tabbedPane and its components
*/
private JTabbedPane tabbedPane;
private JTable resultVectorTable;
private GraphPanel graphPanel;
private JScrollPane graphPanelScrollPane;
/**
* Holds the settingsPanel and its components
*/
private JPanel settingsPanel;
private JCheckBox showCoreDistances;
private JCheckBox showReachabilityDistances;
private int verValue = 30;
private JSlider verticalSlider;
private JButton coreDistanceColorButton;
private JButton reachDistanceColorButton;
private JButton graphBackgroundColorButton;
private JButton resetColorButton;
/**
* FileChooser for saving- and open-actions
*/
private JFileChooser jFileChooser;
private String lastPath;
// *****************************************************************************************************************
// constructors
// *****************************************************************************************************************
public OPTICS_Visualizer(SERObject serObject, String title) {
this.serObject = serObject;
LookAndFeel.setLookAndFeel();
frame = new JFrame(title);
frame.addWindowListener(new WindowAdapter() {
/**
* Invoked when a window is in the process of being closed.
* The close operation can be overridden at this point.
*/
public void windowClosing(WindowEvent e) {
frame.dispose();
}
});
frame.getContentPane().setLayout(new BorderLayout());
frame.setSize(new Dimension(800, 600));
Dimension screenDimension = Toolkit.getDefaultToolkit().getScreenSize();
Rectangle windowRectangle = frame.getBounds();
frame.setLocation((screenDimension.width - windowRectangle.width) / 2,
(screenDimension.height - windowRectangle.height) / 2);
frameListener = new FrameListener();
jFileChooser = new JFileChooser();
jFileChooser.setFileFilter(new SERFileFilter("ser", "Java Serialized Object File (*.ser)"));
createGUI();
frame.setVisible(true);
frame.toFront();
}
// *****************************************************************************************************************
// methods
// *****************************************************************************************************************
/**
* Constructs the main-layout for the OPTICS-Visualizer
*/
private void createGUI() {
setMenuBar(constructDefaultMenuBar());
frame.getContentPane().add(createToolBar(), BorderLayout.NORTH);
frame.getContentPane().add(createTabbedPane(), BorderLayout.CENTER);
frame.getContentPane().add(createSettingsPanel(), BorderLayout.SOUTH);
disableSettingsPanel();
}
/**
* Creates the settings-panel
* @return Settings-panel
*/
private JComponent createSettingsPanel() {
settingsPanel = new JPanel(new GridBagLayout());
SettingsPanelListener panelListener = new SettingsPanelListener();
JPanel setPanelLeft = new JPanel(new GridBagLayout());
setPanelLeft.setBorder(BorderFactory.createTitledBorder(" General Settings "));
JPanel checkBoxesPanel = new JPanel(new GridLayout(1, 2));
showCoreDistances = new JCheckBox("Show Core-Distances");
showCoreDistances.setSelected(true);
showReachabilityDistances = new JCheckBox("Show Reachability-Distances");
showReachabilityDistances.setSelected(true);
showCoreDistances.addItemListener(new ItemListener() {
public void itemStateChanged(ItemEvent e) {
if (e.getStateChange() == ItemEvent.SELECTED) {
graphPanel.setShowCoreDistances(true);
graphPanel.adjustSize(serObject);
graphPanel.repaint();
} else if (e.getStateChange() == ItemEvent.DESELECTED) {
graphPanel.setShowCoreDistances(false);
graphPanel.adjustSize(serObject);
graphPanel.repaint();
}
}
});
showReachabilityDistances.addItemListener(new ItemListener() {
public void itemStateChanged(ItemEvent e) {
if (e.getStateChange() == ItemEvent.SELECTED) {
graphPanel.setShowReachabilityDistances(true);
graphPanel.adjustSize(serObject);
graphPanel.repaint();
} else if (e.getStateChange() == ItemEvent.DESELECTED) {
graphPanel.setShowReachabilityDistances(false);
graphPanel.adjustSize(serObject);
graphPanel.repaint();
}
}
});
checkBoxesPanel.add(showCoreDistances);
checkBoxesPanel.add(showReachabilityDistances);
JPanel verticalAdPanel = new JPanel(new BorderLayout());
final JLabel verValueLabel = new JLabel("Vertical Adjustment: " + verValue);
verticalAdPanel.add(verValueLabel, BorderLayout.NORTH);
verticalSlider = new JSlider(JSlider.HORIZONTAL, 0, frame.getHeight(), verValue);
verticalSlider.setMajorTickSpacing(100);
verticalSlider.setMinorTickSpacing(10);
verticalSlider.setPaintTicks(true);
verticalSlider.setPaintLabels(true);
verticalSlider.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
if (!verticalSlider.getValueIsAdjusting()) {
verValue = verticalSlider.getValue();
verValueLabel.setText("Vertical Adjustment: " + verValue);
graphPanel.setVerticalAdjustment(verValue);
graphPanel.repaint();
}
}
});
verticalAdPanel.add(verticalSlider, BorderLayout.CENTER);
setPanelLeft.add(checkBoxesPanel,
new GridBagConstraints(0, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(5, 5, 5, 5), 0, 0));
setPanelLeft.add(verticalAdPanel,
new GridBagConstraints(0, 1, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(5, 5, 5, 5), 0, 0));
settingsPanel.add(setPanelLeft,
new GridBagConstraints(0, 0, 1, 1, 3, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(5, 5, 5, 0), 0, 0));
JPanel setPanelRight = new JPanel(new GridBagLayout());
setPanelRight.setBorder(BorderFactory.createTitledBorder(" Colors "));
JPanel colorsPanel = new JPanel(new GridLayout(4, 2, 10, 10));
colorsPanel.add(new JLabel("Core-Distance: "));
coreDistanceColorButton = new JButton();
coreDistanceColorButton.setBackground(new Color(100, 100, 100));
coreDistanceColorButton.addActionListener(panelListener);
colorsPanel.add(coreDistanceColorButton);
colorsPanel.add(new JLabel("Reachability-Distance: "));
reachDistanceColorButton = new JButton();
reachDistanceColorButton.setBackground(Color.orange);
reachDistanceColorButton.addActionListener(panelListener);
colorsPanel.add(reachDistanceColorButton);
colorsPanel.add(new JLabel("Graph Background: "));
graphBackgroundColorButton = new JButton();
graphBackgroundColorButton.setBackground(new Color(255, 255, 179));
graphBackgroundColorButton.addActionListener(panelListener);
colorsPanel.add(graphBackgroundColorButton);
colorsPanel.add(new JLabel());
resetColorButton = new JButton("Reset");
resetColorButton.addActionListener(panelListener);
colorsPanel.add(resetColorButton);
setPanelRight.add(colorsPanel,
new GridBagConstraints(0, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(5, 5, 5, 5), 0, 0));
settingsPanel.add(setPanelRight,
new GridBagConstraints(1, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(5, 5, 5, 5), 0, 0));
return settingsPanel;
}
/**
* Disables all components from the settingsPanel
*/
private void disableSettingsPanel() {
verticalSlider.setEnabled(false);
coreDistanceColorButton.setEnabled(false);
reachDistanceColorButton.setEnabled(false);
graphBackgroundColorButton.setEnabled(false);
resetColorButton.setEnabled(false);
settingsPanel.setVisible(false);
}
/**
* Enables all components from the settingsPanel
*/
private void enableSettingsPanel() {
verticalSlider.setEnabled(true);
coreDistanceColorButton.setEnabled(true);
reachDistanceColorButton.setEnabled(true);
graphBackgroundColorButton.setEnabled(true);
resetColorButton.setEnabled(true);
settingsPanel.setVisible(true);
}
/**
* Creates the TabbedPane
* @return TabbedPane
*/
private JComponent createTabbedPane() {
tabbedPane = new JTabbedPane();
tabbedPane.addTab("Table", new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Table16.gif"))),
clusteringResultsTable(),
"Show table of DataObjects, Core- and Reachability-Distances");
tabbedPane.addTab("Graph - Epsilon: " + serObject.getEpsilon() + ", MinPoints: " + serObject.getMinPoints()
, new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Graph16.gif"))),
graphPanel(),
"Show Plot of Core- and Reachability-Distances");
tabbedPane.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
int c = tabbedPane.getSelectedIndex();
if (c == 0)
disableSettingsPanel();
else
enableSettingsPanel();
}
});
return tabbedPane;
}
/**
* Creates the ToolBar
* @return ToolBar
*/
private JComponent createToolBar() {
toolBar = new JToolBar();
toolBar.setName("OPTICS Visualizer ToolBar");
toolBar.setFloatable(false);
toolBarButton_open = new JButton(new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Open16.gif"))));
toolBarButton_open.setToolTipText("Open OPTICS-Session");
toolBarButton_open.addActionListener(frameListener);
toolBar.add(toolBarButton_open);
toolBarButton_save = new JButton(new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Save16.gif"))));
toolBarButton_save.setToolTipText("Save OPTICS-Session");
toolBarButton_save.addActionListener(frameListener);
toolBar.add(toolBarButton_save);
toolBar.addSeparator(new Dimension(10, 25));
toolBarButton_parameters = new JButton(new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Parameters16.gif"))));
toolBarButton_parameters.setToolTipText("Show epsilon, MinPoints...");
toolBarButton_parameters.addActionListener(frameListener);
toolBar.add(toolBarButton_parameters);
toolBar.addSeparator(new Dimension(10, 25));
toolBarButton_help = new JButton(new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Help16.gif"))));
toolBarButton_help.setToolTipText("Help topics");
toolBarButton_help.addActionListener(frameListener);
toolBar.add(toolBarButton_help);
toolBarButton_about = new JButton(new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Information16.gif"))));
toolBarButton_about.setToolTipText("About");
toolBarButton_about.addActionListener(frameListener);
toolBar.add(toolBarButton_about);
return toolBar;
}
/**
* Creates the OPTICS clustering results table
* @return Table
*/
private JComponent clusteringResultsTable() {
resultVectorTable = new JTable();
String[] resultVectorTableColumnNames = {"Key",
"DataObject",
"Core-Distance",
"Reachability-Distance"};
DefaultTableColumnModel resultVectorTableColumnModel = new DefaultTableColumnModel();
for (int i = 0; i < resultVectorTableColumnNames.length; i++) {
TableColumn tc = new TableColumn(i);
tc.setHeaderValue(resultVectorTableColumnNames[i]);
resultVectorTableColumnModel.addColumn(tc);
}
ResultVectorTableModel resultVectorTableModel = new ResultVectorTableModel(serObject.getResultVector());
resultVectorTable = new JTable(resultVectorTableModel, resultVectorTableColumnModel);
resultVectorTable.getColumnModel().getColumn(0).setPreferredWidth(70);
resultVectorTable.getColumnModel().getColumn(1).setPreferredWidth(400);
resultVectorTable.getColumnModel().getColumn(2).setPreferredWidth(150);
resultVectorTable.getColumnModel().getColumn(3).setPreferredWidth(150);
resultVectorTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
JScrollPane resultVectorTableScrollPane = new JScrollPane(resultVectorTable,
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
return resultVectorTableScrollPane;
}
/**
* Creates the OPTICS Plot
* @return JComponent with the PLOT
*/
private JComponent graphPanel() {
graphPanel = new GraphPanel(serObject.getResultVector(), verValue, true, true);
graphPanel.setPreferredSize(new Dimension((10 * serObject.getDatabaseSize()) +
serObject.getDatabaseSize(), graphPanel.getHeight()));
graphPanel.setBackground(new Color(255, 255, 179));
graphPanel.setOpaque(true);
graphPanelScrollPane = new JScrollPane(graphPanel,
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
return (graphPanelScrollPane);
}
/**
* Constructs the default MenuBar
* @return MenuBar
*/
private JMenuBar constructDefaultMenuBar() {
defaultMenuBar = new JMenuBar();
JMenu fileMenu = new JMenu("File");
fileMenu.setMnemonic('F');
open = new JMenuItem("Open...", new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Open16.gif"))));
open.setMnemonic('O');
open.setAccelerator(KeyStroke.getKeyStroke('O', Event.CTRL_MASK));
open.addActionListener(frameListener);
fileMenu.add(open);
save = new JMenuItem("Save...", new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Save16.gif"))));
save.setMnemonic('S');
save.setAccelerator(KeyStroke.getKeyStroke('S', Event.CTRL_MASK));
save.addActionListener(frameListener);
fileMenu.add(save);
fileMenu.addSeparator();
exit = new JMenuItem("Exit", 'X');
exit.addActionListener(frameListener);
fileMenu.add(exit);
defaultMenuBar.add(fileMenu);
JMenu toolsMenu = new JMenu("View");
toolsMenu.setMnemonic('V');
parameters = new JMenuItem("Parameters...", new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Parameters16.gif"))));
parameters.setMnemonic('P');
parameters.setAccelerator(KeyStroke.getKeyStroke('P', Event.CTRL_MASK));
parameters.addActionListener(frameListener);
toolsMenu.add(parameters);
defaultMenuBar.add(toolsMenu);
JMenu miscMenu = new JMenu("Help");
miscMenu.setMnemonic('H');
help = new JMenuItem("Help Topics", new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Help16.gif"))));
help.setMnemonic('H');
help.setAccelerator(KeyStroke.getKeyStroke('H', Event.CTRL_MASK));
help.addActionListener(frameListener);
miscMenu.add(help);
about = new JMenuItem("About...", new ImageIcon(Toolkit.getDefaultToolkit().
getImage(ClassLoader.getSystemResource("weka/clusterers/forOPTICSAndDBScan/OPTICS_GUI/Graphics/Information16.gif"))));
about.setMnemonic('A');
about.setAccelerator(KeyStroke.getKeyStroke('A', Event.CTRL_MASK));
about.addActionListener(frameListener);
miscMenu.add(about);
defaultMenuBar.add(miscMenu);
return defaultMenuBar;
}
/**
* Sets a MenuBar for the this frame
* @param menuBar New MenuBar
*/
private void setMenuBar(JMenuBar menuBar) {
frame.setJMenuBar(menuBar);
}
/**
* Shows a little frame with statistic information about the OPTICS-results
*/
private void loadStatisticsFrame() {
statisticsFrame = new JFrame("Parameters");
statisticsFrame.getContentPane().setLayout(new BorderLayout());
JPanel statPanel_Labels = new JPanel(new GridBagLayout());
JPanel statPanel_Labels_Left = new JPanel(new GridLayout(9, 1));
JPanel statPanel_Labels_Right = new JPanel(new GridLayout(9, 1));
statPanel_Labels_Left.add(new JLabel("Number of clustered DataObjects: "));
statPanel_Labels_Right.add(new JLabel(Integer.toString(serObject.getDatabaseSize())));
statPanel_Labels_Left.add(new JLabel("Number of attributes: "));
statPanel_Labels_Right.add(new JLabel(Integer.toString(serObject.getNumberOfAttributes())));
statPanel_Labels_Left.add(new JLabel("Epsilon: "));
statPanel_Labels_Right.add(new JLabel(Double.toString(serObject.getEpsilon())));
statPanel_Labels_Left.add(new JLabel("MinPoints: "));
statPanel_Labels_Right.add(new JLabel(Integer.toString(serObject.getMinPoints())));
statPanel_Labels_Left.add(new JLabel("Write results to file: "));
statPanel_Labels_Right.add(new JLabel(serObject.isOpticsOutputs() ? "yes" : "no"));
statPanel_Labels_Left.add(new JLabel("Index: "));
statPanel_Labels_Right.add(new JLabel(serObject.getDatabase_Type()));
statPanel_Labels_Left.add(new JLabel("Distance-Type: "));
statPanel_Labels_Right.add(new JLabel(serObject.getDatabase_distanceType()));
statPanel_Labels_Left.add(new JLabel("Number of generated clusters: "));
statPanel_Labels_Right.add(new JLabel(Integer.toString(serObject.getNumberOfGeneratedClusters())));
statPanel_Labels_Left.add(new JLabel("Elapsed-time: "));
statPanel_Labels_Right.add(new JLabel(serObject.getElapsedTime()));
statPanel_Labels.setBorder(BorderFactory.createTitledBorder(" OPTICS parameters "));
statPanel_Labels.add(statPanel_Labels_Left,
new GridBagConstraints(0, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(0, 5, 2, 0), 0, 0));
statPanel_Labels.add(statPanel_Labels_Right,
new GridBagConstraints(1, 0, 1, 1, 3, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(0, 5, 2, 5), 0, 0));
statisticsFrame.getContentPane().add(statPanel_Labels, BorderLayout.CENTER);
statisticsFrame.addWindowListener(new WindowAdapter() {
/**
* Invoked when a window is in the process of being closed.
* The close operation can be overridden at this point.
*/
public void windowClosing(WindowEvent e) {
statisticsFrame.dispose();
}
});
JPanel okButtonPanel = new JPanel(new GridBagLayout());
JButton okButton = new JButton("OK");
okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().equals("OK")) {
statisticsFrame.dispose();
}
}
});
okButtonPanel.add(okButton,
new GridBagConstraints(0, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.NONE,
new Insets(5, 0, 5, 0), 0, 0));
statisticsFrame.getContentPane().add(okButtonPanel, BorderLayout.SOUTH);
statisticsFrame.setSize(new Dimension(500, 300));
Rectangle frameDimension = frame.getBounds();
Point p = frame.getLocation();
Rectangle statisticsFrameDimension = statisticsFrame.getBounds();
statisticsFrame.setLocation(((frameDimension.width - statisticsFrameDimension.width) / 2) + (int) p.getX(),
((frameDimension.height - statisticsFrameDimension.height) / 2) + (int) p.getY());
statisticsFrame.setVisible(true);
statisticsFrame.toFront();
}
/**
* Shows a little frame with information about handling the OPTICS Visualizer
*/
private void loadHelpFrame() {
helpFrame = new JFrame("Help Topics");
helpFrame.getContentPane().setLayout(new BorderLayout());
JPanel helpPanel = new JPanel(new GridBagLayout());
JTextArea helpTextArea = new JTextArea();
helpTextArea.setEditable(false);
helpTextArea.append(
"OPTICS Visualizer Help\n"
+ "===========================================================\n\n"
+ "Open\n"
+ " - Open OPTICS-Session\n"
+ " [Ctrl-O], File | Open\n\n"
+ "Save\n"
+ " - Save OPTICS-Session\n"
+ " [Ctrl-S], File | Save\n\n"
+ "Exit\n"
+ " - Exit OPTICS Visualizer\n"
+ " [Alt-F4], File | Exit\n\n"
+ "Parameters\n"
+ " - Show epsilon, MinPoints...\n"
+ " [Ctrl-P], View | Parameters\n\n"
+ "Help Topics\n"
+ " - Show this frame\n"
+ " [Ctrl-H], Help | Help Topics\n\n"
+ "About\n"
+ " - Copyright-Information\n"
+ " [Ctrl-A], Help | About\n\n\n"
+ "Table-Pane:\n"
+ "-----------------------------------------------------------\n"
+ "The table represents the calculated clustering-order.\n"
+ "To save the table please select File | Save from the\n"
+ "menubar. Restart OPTICS with the -F option to obtain\n"
+ "an ASCII-formatted file of the clustering-order.\n\n"
+ "Graph-Pane:\n"
+ "-----------------------------------------------------------\n"
+ "The graph draws the plot of core- and reachability-\n"
+ "distances. By (de-)activating core- and reachability-\n"
+ "distances in the 'General Settings'-Panel you can\n"
+ "influence the visualization in detail. Simply use the\n"
+ "'Vertical Adjustment'-Slider to emphasize the plot of\n"
+ "distances. The 'Colors'-Panel lets you define different\n"
+ "colors of the graph background, core- and reachability-\n"
+ "distances. Click the 'Reset'-Button to restore the\n"
+ "defaults.\n"
);
final JScrollPane helpTextAreaScrollPane = new JScrollPane(helpTextArea,
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
helpTextAreaScrollPane.setBorder(BorderFactory.createEtchedBorder());
helpPanel.add(helpTextAreaScrollPane,
new GridBagConstraints(0, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.BOTH,
new Insets(5, 5, 7, 5), 0, 0));
helpFrame.getContentPane().add(helpPanel, BorderLayout.CENTER);
helpFrame.addWindowListener(new WindowAdapter() {
/**
* Invoked when a window is in the process of being closed.
* The close operation can be overridden at this point.
*/
public void windowClosing(WindowEvent e) {
helpFrame.dispose();
}
/**
* Invoked when a window has been opened.
*/
public void windowOpened(WindowEvent e) {
helpTextAreaScrollPane.getVerticalScrollBar().setValue(0);
}
});
JPanel closeButtonPanel = new JPanel(new GridBagLayout());
JButton closeButton = new JButton("Close");
closeButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().equals("Close")) {
helpFrame.dispose();
}
}
});
closeButtonPanel.add(closeButton,
new GridBagConstraints(0, 0, 1, 1, 1, 1,
GridBagConstraints.CENTER,
GridBagConstraints.NONE,
new Insets(0, 0, 5, 0), 0, 0));
helpFrame.getContentPane().add(closeButtonPanel, BorderLayout.SOUTH);
helpFrame.setSize(new Dimension(480, 400));
Rectangle frameDimension = frame.getBounds();
Point p = frame.getLocation();
Rectangle helpFrameDimension = helpFrame.getBounds();
helpFrame.setLocation(((frameDimension.width - helpFrameDimension.width) / 2) + (int) p.getX(),
((frameDimension.height - helpFrameDimension.height) / 2) + (int) p.getY());
helpFrame.setVisible(true);
helpFrame.toFront();
}
/**
* Returns the revision string.
*
* @return the revision
*/
public String getRevision() {
return RevisionUtils.extract("$Revision: 1.4 $");
}
// *****************************************************************************************************************
// inner classes
// *****************************************************************************************************************
private class FrameListener
implements ActionListener, RevisionHandler {
/**
* Invoked when an action occurs.
*/
public void actionPerformed(ActionEvent e) {
if (e.getSource() == parameters || e.getSource() == toolBarButton_parameters) {
loadStatisticsFrame();
}
if (e.getSource() == about || e.getSource() == toolBarButton_about) {
JOptionPane.showMessageDialog(frame,
"OPTICS Visualizer\n$ Rev 1.4 $\n\nCopyright (C) 2004 " +
"Rainer Holzmann, Zhanna Melnikova-Albrecht",
"About", JOptionPane.INFORMATION_MESSAGE);
}
if (e.getSource() == help || e.getSource() == toolBarButton_help) {
loadHelpFrame();
}
if (e.getSource() == exit) {
frame.dispose();
}
if (e.getSource() == open || e.getSource() == toolBarButton_open) {
jFileChooser.setDialogTitle("Open OPTICS-Session");
if (lastPath == null) {
lastPath = System.getProperty("user.dir");
}
jFileChooser.setCurrentDirectory(new File(lastPath));
int ret = jFileChooser.showOpenDialog(frame);
SERObject serObject_1 = null;
if (ret == JFileChooser.APPROVE_OPTION) {
File f = jFileChooser.getSelectedFile();
try {
FileInputStream fs = new FileInputStream(f.getAbsolutePath());
ObjectInputStream is = new ObjectInputStream(fs);
serObject_1 = (SERObject) is.readObject();
is.close();
} catch (FileNotFoundException e1) {
JOptionPane.showMessageDialog(frame,
"File not found.",
"Error", JOptionPane.ERROR_MESSAGE);
} catch (ClassNotFoundException e1) {
JOptionPane.showMessageDialog(frame,
"OPTICS-Session could not be read.",
"Error", JOptionPane.ERROR_MESSAGE);
} catch (IOException e1) {
JOptionPane.showMessageDialog(frame,
"This file does not contain a valid OPTICS-Session.",
"Error", JOptionPane.ERROR_MESSAGE);
}
if (serObject_1 != null) {
int ret_1 = JOptionPane.showConfirmDialog(frame,
"Open OPTICS-Session in a new window?",
"Open", 1);
switch (ret_1) {
case 0:
new OPTICS_Visualizer(serObject_1, "OPTICS Visualizer - " + f.getName());
break;
case 1:
serObject = serObject_1;
resultVectorTable.setModel(new ResultVectorTableModel(serObject.getResultVector()));
tabbedPane.setTitleAt(1,
"Graph - Epsilon: " + serObject.getEpsilon() +
", MinPoints: " + serObject.getMinPoints());
graphPanel.setResultVector(serObject.getResultVector());
graphPanel.adjustSize(serObject);
graphPanel.repaint();
break;
default:
break;
}
}
}
}
if (e.getSource() == save || e.getSource() == toolBarButton_save) {
jFileChooser.setDialogTitle("Save OPTICS-Session");
GregorianCalendar gregorianCalendar = new GregorianCalendar();
String timeStamp = gregorianCalendar.get(Calendar.DAY_OF_MONTH) + "-" +
(gregorianCalendar.get(Calendar.MONTH) + 1) +
"-" + gregorianCalendar.get(Calendar.YEAR) +
"--" + gregorianCalendar.get(Calendar.HOUR_OF_DAY) +
"-" + gregorianCalendar.get(Calendar.MINUTE) +
"-" + gregorianCalendar.get(Calendar.SECOND);
String filename = "OPTICS_" + timeStamp + ".ser";
File file = new File(filename);
jFileChooser.setSelectedFile(file);
if (lastPath == null) {
lastPath = System.getProperty("user.dir");
}
jFileChooser.setCurrentDirectory(new File(lastPath));
int ret = jFileChooser.showSaveDialog(frame);
if (ret == JFileChooser.APPROVE_OPTION) {
file = jFileChooser.getSelectedFile();
try {
FileOutputStream fs = new FileOutputStream(file.getAbsolutePath());
ObjectOutputStream os = new ObjectOutputStream(fs);
os.writeObject(serObject);
os.flush();
os.close();
} catch (IOException e1) {
JOptionPane.showMessageDialog(frame,
"OPTICS-Session could not be saved.",
"Error", JOptionPane.ERROR_MESSAGE);
}
}
}
}
/**
* Returns the revision string.
*
* @return the revision
*/
public String getRevision() {
return RevisionUtils.extract("$Revision: 1.4 $");
}
}
private class SettingsPanelListener
implements ActionListener, RevisionHandler {
/**
* Invoked when an action occurs.
*/
public void actionPerformed(ActionEvent e) {
if (e.getSource() == coreDistanceColorButton) {
Color c = getSelectedColor("Select 'Core-Distance' color");
if (c != null) {
coreDistanceColorButton.setBackground(c);
graphPanel.setCoreDistanceColor(c);
}
}
if (e.getSource() == reachDistanceColorButton) {
Color c = getSelectedColor("Select 'Reachability-Distance' color");
if (c != null) {
reachDistanceColorButton.setBackground(c);
graphPanel.setReachabilityDistanceColor(c);
}
}
if (e.getSource() == graphBackgroundColorButton) {
Color c = getSelectedColor("Select 'Graph Background' color");
if (c != null) {
graphBackgroundColorButton.setBackground(c);
graphPanel.setBackground(c);
}
}
if (e.getSource() == resetColorButton) {
coreDistanceColorButton.setBackground(new Color(100, 100, 100));
graphPanel.setCoreDistanceColor(new Color(100, 100, 100));
reachDistanceColorButton.setBackground(Color.orange);
graphPanel.setReachabilityDistanceColor(Color.orange);
graphBackgroundColorButton.setBackground(new Color(255, 255, 179));
graphPanel.setBackground(new Color(255, 255, 179));
graphPanel.repaint();
}
}
private Color getSelectedColor(String title) {
Color c = JColorChooser.showDialog(frame, title, Color.black);
return c;
}
/**
* Returns the revision string.
*
* @return the revision
*/
public String getRevision() {
return RevisionUtils.extract("$Revision: 1.4 $");
}
}
}