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## weka.gui.boundaryvisualizer
Class BoundaryPanel

    java.lang.Object
      java.awt.Component
          java.awt.Container
              javax.swing.JComponent
                  javax.swing.JPanel
                      weka.gui.boundaryvisualizer.BoundaryPanel

All Implemented Interfaces:
  java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, javax.accessibility.Accessible

Direct Known Subclasses:
  BoundaryPanelDistributed

    public class BoundaryPanel

extends javax.swing.JPanel

BoundaryPanel. A class to handle the plotting operations associated with generating a 2D picture of a classifier's decision boundaries.

Since:
  1.0
Version:
  $Revision: 1.19.2.1 $
Author:
  Mark Hall
See Also:
  `JPanel`, Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JComponent
`javax.swing.JComponent.AccessibleJComponent`

Field Summary
`static java.awt.Color[]` | `DEFAULT_COLORS`

Fields inherited from class javax.swing.JComponent
`TOOL_TIP_TEXT_KEY, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW`

Fields inherited from class java.awt.Component
`BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT`

Fields inherited from interface java.awt.image.ImageObserver
`ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH`

Constructor Summary
`BoundaryPanel(int panelWidth, int panelHeight)` Creates a new `BoundaryPanel` instance.

Method Summary
`void` | `addActionListener(java.awt.event.ActionListener newListener)` Register a listener to be notified when plotting completes
`FastVector` | `getColors()` Get the current vector of Color objects used for the classes
`double` | `getGeneratorSamplesBase()` Get the base used for computing the number of samples to obtain from each generator
`int` | `getNumSamplesPerRegion()` Get the number of points to sample from a region (fixed dimensions).
`boolean` | `getPlotTrainingData()` Returns true if training data is to be superimposed
`static void` | `main(java.lang.String[] args)` Main method for testing this class
`void` | `removeActionListener(java.awt.event.ActionListener removeListener)` Remove a listener
`void` | `replot()` Quickly replot the display using cached probability estimates
`void` | `setClassifier(Classifier classifier)` Set the classifier to use.
`void` | `setColors(FastVector colors)` Set a vector of Color objects for the classes
`void` | `setDataGenerator(DataGenerator dataGenerator)` Set the data generator to use for generating new instances
`void` | `setGeneratorSamplesBase(double ksb)` Set the base for computing the number of samples to obtain from each generator.
`void` | `setNumSamplesPerRegion(int num)` Set the number of points to uniformly sample from a region (fixed dimensions).
`void` | `setPlotTrainingData(boolean pg)` Set whether to superimpose the training data plot
`void` | `setTrainingData(Instances trainingData)` Set the training data to use
`void` | `setXAttribute(int xatt)` Set the x attribute index
`void` | `setYAttribute(int yatt)` Set the y attribute index
`void` | `start()` Start the plotting thread
`void` | `stopPlotting()` Stop the plotting thread

Methods inherited from class javax.swing.JPanel
`getAccessibleContext, getUI, getUIClassID, setUI, updateUI`

Methods inherited from class javax.swing.JComponent
`addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintImmediately, paintImmediately, print, printAll, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update`

Methods inherited from class java.awt.Container
`add, add, add, add, add, addContainerListener, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusBackward, transferFocusDownCycle, validate`

Methods inherited from class java.awt.Component
`action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, contains, createImage, createImage, createVolatileImage, createVolatileImage, dispatchEvent, enable, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Field Detail

### DEFAULT_COLORS

    public static final java.awt.Color[] DEFAULT_COLORS

Constructor Detail

### BoundaryPanel

    public BoundaryPanel(int panelWidth,
                         int panelHeight)

  Creates a new `BoundaryPanel` instance.

  Parameters:
    `panelWidth` - the width in pixels of the panel
    `panelHeight` - the height in pixels of the panel

Method Detail

### setNumSamplesPerRegion

    public void setNumSamplesPerRegion(int num)

  Set the number of points to uniformly sample from a region (fixed dimensions).

  Parameters:
    `num` - an `int` value

### getNumSamplesPerRegion

    public int getNumSamplesPerRegion()

  Get the number of points to sample from a region (fixed dimensions).

  Returns:
    an `int` value

### setGeneratorSamplesBase

    public void setGeneratorSamplesBase(double ksb)

  Set the base for computing the number of samples to obtain from each generator. number of samples = base ^ (# non fixed dimensions)

  Parameters:
    `ksb` - a `double` value

### getGeneratorSamplesBase

    public double getGeneratorSamplesBase()

  Get the base used for computing the number of samples to obtain from each generator

  Returns:
    a `double` value

### stopPlotting

    public void stopPlotting()

  Stop the plotting thread

### start

    public void start()
               throws java.lang.Exception

  Start the plotting thread

  Throws:
    `java.lang.Exception` - if an error occurs

### setTrainingData

    public void setTrainingData(Instances trainingData)
                         throws java.lang.Exception

  Set the training data to use

  Parameters:
    `trainingData` - the training data
  Throws:
    `java.lang.Exception` - if an error occurs

### addActionListener

    public void addActionListener(java.awt.event.ActionListener newListener)

  Register a listener to be notified when plotting completes

  Parameters:
    `newListener` - the listener to add

### removeActionListener

    public void removeActionListener(java.awt.event.ActionListener removeListener)

  Remove a listener

  Parameters:
    `removeListener` - the listener to remove

### setClassifier

    public void setClassifier(Classifier classifier)

  Set the classifier to use.

  Parameters:
    `classifier` - the classifier to use

### setDataGenerator

    public void setDataGenerator(DataGenerator dataGenerator)

  Set the data generator to use for generating new instances

  Parameters:
    `dataGenerator` - the data generator to use

### setXAttribute

    public void setXAttribute(int xatt)
                       throws java.lang.Exception

  Set the x attribute index

  Parameters:
    `xatt` - index of the attribute to use on the x axis
  Throws:
    `java.lang.Exception` - if an error occurs

### setYAttribute

    public void setYAttribute(int yatt)
                       throws java.lang.Exception

  Set the y attribute index

  Parameters:
    `yatt` - index of the attribute to use on the y axis
  Throws:
    `java.lang.Exception` - if an error occurs

### setColors

    public void setColors(FastVector colors)

  Set a vector of Color objects for the classes

  Parameters:
    `colors` - a `FastVector` value

### setPlotTrainingData

    public void setPlotTrainingData(boolean pg)

  Set whether to superimpose the training data plot

  Parameters:
    `pg` - a `boolean` value

### getPlotTrainingData

    public boolean getPlotTrainingData()

  Returns true if training data is to be superimposed

  Returns:
    a `boolean` value

### getColors

    public FastVector getColors()

  Get the current vector of Color objects used for the classes

  Returns:
    a `FastVector` value

### replot

    public void replot()

  Quickly replot the display using cached probability estimates

### main

    public static void main(java.lang.String[] args)

  Main method for testing this class

  Parameters:
    `args` - a `String[]` value

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