minkowski
Class Minkowski

java.lang.Object
  |
  +--java.awt.Component
        |
        +--java.awt.Container
              |
              +--java.awt.Panel
                    |
                    +--java.applet.Applet
                          |
                          +--edu.davidson.tools.SApplet
                                |
                                +--minkowski.Minkowski

All Implemented Interfaces:

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

public class Minkowski

extends SApplet

Class minkowski.Minkowski class Minkowski extends SApplet Minkowski shows the geometric represenation of Rotation, Galilean, and Lorentz coordinate transformations.

See Also:

Serialized Form

Fields inherited from class edu.davidson.tools.SApplet

clock, dataConnections, dataListeners, dataSources, lock

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

Minkowski()

Method Summary

int	addLabPoint(double x, double y) Add a point to the laboratory coordiante frame.
int	addMovingPoint(double x, double y) Add a point to the moving coordiante frame.
java.lang.String	getAppletInfo()
java.lang.String	getParameter(java.lang.String key, java.lang.String def)
java.lang.String[][]	getParameterInfo()
void	init()
void	reset() Clear the lab and moving coordinates.
void	setDefault() Set the default state.
void	setMode(java.lang.String mode) Change the type of transformation The mode should be Galilean, Rotation, or Lorentz.
void	setPixPerUnit(int pu) Set the pixels per unit.
boolean	setShowCoordinates(int id, boolean show) Have the applet show the coordinate values on the screen when the mouse is dragged.
void	setVelocity(double v) Set the velocity of the moving frame.

Methods inherited from class edu.davidson.tools.SApplet

addDataListener, addDataSource, cleanupDataConnections, clearAllData, clearData, deleteDataConnection, deleteDataConnections, destroy, forward, getClockID, getClockTime, getDataConnectionFromDL, getDataConnectionFromDS, getDataFromDS, getDataListener, getDataListener, getDataSource, getDataSource, getID, getRunningID, getSourceData, getSourceVariables, isAutoRefresh, isClockRunning, makeDataConnection, pause, removeDataListener, removeDataSource, reverse, setAutoRefresh, setClockContinous, setClockCycle, setClockOneShot, setClockTime, setConnectionBlock, setConnectionListener, setConnectionSmoothing, setConnectionSource, setConnectionStride, setDt, setExternalClock, setFPS, setRunningID, setRunningID, setTimeContinuous, setTimeCycle, setTimeOneShot, startClock, stepClock, stepTime, stepTimeBack, stepTimeForward, stopClock, updateDataConnection, updateDataConnections

Methods inherited from class java.applet.Applet

getAccessibleContext, getAppletContext, getAudioClip, getAudioClip, getCodeBase, getDocumentBase, getImage, getImage, getLocale, getParameter, isActive, newAudioClip, play, play, resize, resize, setStub, showStatus, start, stop

Methods inherited from class java.awt.Panel

addNotify

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getInsets, getLayout, getListeners, getMaximumSize, getMinimumSize, getPreferredSize, insets, invalidate, isAncestorOf, layout, list, list, locate, minimumSize, paint, paintComponents, preferredSize, print, printComponents, remove, remove, removeAll, removeContainerListener, removeNotify, setFont, setLayout, update, validate

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addPropertyChangeListener, addPropertyChangeListener, bounds, checkImage, checkImage, contains, contains, createImage, createImage, disable, dispatchEvent, enable, enable, enableInputMethods, getBackground, getBounds, getBounds, getColorModel, getComponentOrientation, getCursor, getDropTarget, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getInputContext, getInputMethodRequests, getLocation, getLocation, getLocationOnScreen, getName, getParent, getPeer, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isDisplayable, isDoubleBuffered, isEnabled, isFocusTraversable, isLightweight, isOpaque, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, printAll, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, reshape, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setForeground, setLocale, setLocation, setLocation, setName, setSize, setSize, setVisible, show, show, size, toString, transferFocus

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Minkowski

public Minkowski()

Method Detail

addLabPoint

public int addLabPoint(double x,
                       double y)

Add a point to the laboratory coordiante frame.

Parameters:

x - the x value

y - the y value

addMovingPoint

public int addMovingPoint(double x,
                          double y)

Add a point to the moving coordiante frame.

Parameters:

x - the x value

y - the y value

getAppletInfo

public java.lang.String getAppletInfo()

Overrides:

getAppletInfo in class java.applet.Applet

getParameter

public java.lang.String getParameter(java.lang.String key,
                                     java.lang.String def)

getParameterInfo

public java.lang.String[][] getParameterInfo()

Overrides:

getParameterInfo in class java.applet.Applet

init

public void init()

Overrides:

init in class java.applet.Applet

reset

public void reset()

Clear the lab and moving coordinates. Reset the clock.

Overrides:

reset in class SApplet

setDefault

public void setDefault()

Set the default state.

Overrides:

setDefault in class SApplet

setMode

public void setMode(java.lang.String mode)

Change the type of transformation The mode should be Galilean, Rotation, or Lorentz.

Parameters:

mode - the transformation type

setPixPerUnit

public void setPixPerUnit(int pu)

Set the pixels per unit. This sets the scale for the animation.

Parameters:

pu - pixels per unit.

setShowCoordinates

public boolean setShowCoordinates(int id,
                                  boolean show)

Have the applet show the coordinate values on the screen when the mouse is dragged.

Parameters:

id - the object identifier

show - true to show

Returns:

true if successful

setVelocity

public void setVelocity(double v)

Set the velocity of the moving frame.