edu.ucla.stat.SOCR.util

Class RandomWalkGraph

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.JPanel

edu.ucla.stat.SOCR.util.Graph

edu.ucla.stat.SOCR.util.RandomWalkGraph

All Implemented Interfaces:

java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, javax.accessibility.Accessible

public class RandomWalkGraph
extends Graph

This class models the graph of the simple ranodom walk on the interval [0, n].

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

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

javax.swing.JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BaselineResizeBehavior, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

Fields inherited from class edu.ucla.stat.SOCR.util.Graph

ABOVE, BELOW, bottomMargin, BOUNDS, currentXLowerBound, currentXUpperBound, HORIZONTAL, LEFT, leftMargin, MIDPOINTS, pointSize, RIGHT, rightMargin, showModelDistribution, topMargin, VERTICAL, xMax, xMin, yMax, yMin

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, 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

Constructors

Constructor and Description
RandomWalkGraph(int n) This special constructor creates a new symmetric random walk graph on the interval [0, n].
RandomWalkGraph(int n, double p) This general constructor creates a new random walk graph on the interval [0, n] with probability p of a step in the positive direction.

Method Summary

Methods

Modifier and Type	Method and Description
int	getLastZero() This method returns the last zero.
int	getMaxValue() This method returns the maximum value.
int	getMinValue() This method returns the minimum value.
double	getProbability() This method gets the probability of a move to the right.
int	getUpperTime(int n) This method gets the time parameter.
int	getValue(int i) This method gets the position of the walk at a specified time.
void	paintComponent(java.awt.Graphics g) This method paints the random walk graph.
void	reset() This method resets the random walk graph.
void	setParameters(int n, double p) This method sets the parameters: the time parameter n and the probability p of a move to the right.
void	setProbability(double p) This method sets the probabiltiy of a move to the right.
void	setUpperTime(int n) This method sets the time parameter n.
void	walk(int initialValue) This method performs the random walk, starting at a specified initial value.

Methods inherited from class edu.ucla.stat.SOCR.util.Graph

drawAxis, drawAxis, drawAxis, drawAxis, drawAxis, drawAxis, drawAxisWithDomain, drawBox, drawBox, drawBoxPlot, drawBoxPlot, drawCircle, drawLabel, drawLine, drawPoint, drawTick, drawTick, fillBox, fillBox, fillBoxPlot, fillBoxPlot, fillCircle, format, getPointSize, getXMax, getXMin, getYMax, getYMin, isReal, main, setMargins, setPointSize, setScale, setShowModelDistribution, xGraph, xGraphDouble, xGraphInverse, xPixels, xScale, yGraph, yGraphDouble, yGraphInverse, yPixels, yScale

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, 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, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, 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, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, 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, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, 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, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, 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, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

RandomWalkGraph

public RandomWalkGraph(int n,
               double p)

This general constructor creates a new random walk graph on the interval [0, n] with probability p of a step in the positive direction.

RandomWalkGraph

public RandomWalkGraph(int n)

This special constructor creates a new symmetric random walk graph on the interval [0, n].

Method Detail

setParameters

public void setParameters(int n,
                 double p)

This method sets the parameters: the time parameter n and the probability p of a move to the right.

setUpperTime

public void setUpperTime(int n)

This method sets the time parameter n.

getUpperTime

public int getUpperTime(int n)

This method gets the time parameter.

setProbability

public void setProbability(double p)

This method sets the probabiltiy of a move to the right.

getProbability

public double getProbability()

This method gets the probability of a move to the right.

walk

public void walk(int initialValue)

This method performs the random walk, starting at a specified initial value.

getValue

public int getValue(int i)

This method gets the position of the walk at a specified time.

getMaxValue

public int getMaxValue()

This method returns the maximum value.

getMinValue

public int getMinValue()

This method returns the minimum value.

getLastZero

public int getLastZero()

This method returns the last zero.

paintComponent

public void paintComponent(java.awt.Graphics g)

This method paints the random walk graph.

Overrides:

paintComponent in class javax.swing.JComponent

reset

public void reset()

This method resets the random walk graph.