org.concord.collisions.engine
Class JWorldElement

java.lang.Object
  |
  +--org.concord.collisions.engine.JWorldElement

All Implemented Interfaces:

CCDraggable, CCMassive, java.util.EventListener, java.beans.PropertyChangeListener, java.io.Serializable

Direct Known Subclasses:

JAtom, JDaemon, JRigidBox, JWall

public abstract class JWorldElement

extends java.lang.Object

implements java.io.Serializable, java.beans.PropertyChangeListener, CCDraggable, CCMassive

See Also:

Serialized Form

Field Summary

protected float	acx
protected float	acy
protected AreaListener	areaListener
protected java.util.Hashtable	areaTables
protected boolean	collSensitive
protected boolean	controllable
protected static float	DEFAULT_MAX_CONSTRAINT
protected static float	DEFAULT_MIN_CONSTRAINT
protected boolean	doProjection
protected boolean	draggable
protected java.util.Vector	elementListeners
protected boolean	flashing
protected int	iconHeight
protected int	iconWidth
protected int	index
protected CCImageViewer	iviewer
float	mass
protected java.lang.String	name
protected boolean	pressedState
protected java.util.Vector	propertyListeners
protected PassiveQTImage	qtIcon
protected PassiveQTMovie	qtMovie
protected java.awt.Rectangle[]	rectsForListener
protected boolean	scaleIcon
protected boolean	showAcceleration
protected boolean	showVelocity
protected boolean	showVelocityNumber
float	suggestedCollisionTime
protected javax.swing.ImageIcon	swingIcon
protected static int	vel_scale
protected float	vx
protected float	vy
boolean	wasLastStepCollision

Constructor Summary

JWorldElement()

Method Summary

void	addAreaListener(AreaListener l, int x, int y, int width, int height)
void	addAreaListener(AreaListener l, int id, int x, int y, int width, int height)
void	addAreaListener(AreaListener l, int id, PassiveElement pe)
void	addAreaListener(AreaListener l, PassiveElement pe)
void	addAreaToListen(AreaListener l, int x, int y, int width, int height)
void	addAreaToListen(AreaListener l, int id, int x, int y, int width, int height)
void	addAreaToListen(AreaListener l, int id, PassiveElement pe)
void	addAreaToListen(AreaListener l, PassiveElement pe)
void	addElementListener(ElementListener listener)
void	addElemMouseListener(ElemMouseListener l) Add a mouse listener
void	addNeighborX(JWorldElement element0, JWorldElement element1)
void	addNeighborY(JWorldElement element0, JWorldElement element1)
void	addPropertyChangeListener(java.beans.PropertyChangeListener listener)
void	applyForce(CCForce force) Apply force to the JWorldElement.
void	assignIndNumber(int indNumber)
void	clearConstraints()
void	clearForces() remove all applied forces
void	clearIcon() sets icon to don't show
void	closeEverything()
protected void	createDefaultCalculator()
CCDraggable	findDraggable(float x, float y)
float	getAccelerationKoeff()
JWorldElement	getCollidedParticle()
java.awt.Color	getColor()
boolean	getDoProjection()
float	getDownConstraint()
java.awt.Color	getFlashingColor()
float	getFullEnergy()
float	getFullXEnergy()
float	getFullYEnergy()
float	getGravityX()
float	getGravityY()
javax.swing.ImageIcon	getIcon() returns the icon
int	getIconHeight() gets the height of the icon to show in pixels
int	getIconWidth() gets the width of the icon to show in pixels
int	getIndex()
int	getIndNumber()
float	getLeftConstraint()
float	getMass()
java.lang.String	getName()
CCForce	getNthForce(int index) Nth force applied to JWorldElement
int	getNumbAppliedForces() number of applied forces to JWorldElement
JWorldElement	getOwner()
CCElementPositionChanger	getPositionChanger()
float	getPotentialEnergy()
PassiveQTImage	getQTIcon() returns the qt icon
PassiveQTMovie	getQTMovie() returns the qt movie
float	getRightConstraint()
boolean	getShowAcceleration()
boolean	getShowVelocity()
float	getTemperature()
float	getUpConstraint()
static int	getVelScale()
float	getVx()
float	getVy()
JPartWorld	getWorldModel()
abstract float	getX()
float	getX(CCUnit unit)
float	getXacceleration() X projection of acceleration cause by applied forces
JWorldElement[]	getXNeighbors()
abstract float	getXPotentialEnergy()
abstract float	getXTemperature()
abstract float	getY()
float	getY(CCUnit unit)
float	getYacceleration() Y projection of acceleration cause by applied forces
JWorldElement[]	getYNeighbors()
abstract float	getYPotentialEnergy()
abstract float	getYTemperature()
abstract void	initElement()
boolean	isCollisionSensitive()
boolean	isConstraintsWasSet()
boolean	isControllable()
boolean	isDraggable()
boolean	isEnabled() Determine if the JWorldElement is enabled.
boolean	isFlashing()
boolean	isMoveable()
abstract boolean	isPointInside(float px, float py)
boolean	isPointInside(java.awt.Point pt)
boolean	isPressedState()
boolean	isSelected()
boolean	isVisible() Determine if the JWorldElement is visible.
void	notifyAreaListener()
protected void	notifyElementListeners(ElementEvent evt)
void	notifyMouseListeners(float x, float y, int evtType)
protected void	notifyPropertyListeners(java.beans.PropertyChangeEvent evt)
abstract void	paint(java.awt.Graphics g, java.awt.Graphics sg)
abstract void	paintSelection(java.awt.Graphics g)
void	paintSelection(java.awt.Graphics g, int width, int height)
void	propertyChange(java.beans.PropertyChangeEvent evt)
void	rememberCurrAllAsInit()
abstract void	rememberCurrPosAsInit()
void	rememberCurrPropAsInit()
void	rememberCurrPropAsInit(java.lang.String name)
abstract void	rememberCurrVelAsInit()
void	removeAreaListener(AreaListener l)
void	removeAreaToListen(AreaListener l, int x, int y, int width, int height)
void	removeAreaToListen(AreaListener l, PassiveElement pe)
void	removeElementListener(ElementListener listener)
void	removeElemMouseListener(ElemMouseListener l) Remove a mouse listener
void	removeForce(CCForce force) Remove force applied to the JWorldElement.
void	removeForce(int index) Remove Nth force applied to the JWorldElement.
void	removePositionChanger()
void	removePropertyChangeListener(java.beans.PropertyChangeListener listener)
void	reverseVx()
void	reverseVy()
void	select()
void	setAnimIcon(java.lang.String url, int width, int height)
void	setCollidedParticle(JWorldElement collidedParticle)
void	setCollisionSensitive(boolean b)
void	setColor(java.awt.Color color)
void	setColor(int r, int g, int b)
void	setConstraints(float xLeft, float yUp, float xRight, float yDown)
void	setControllable(boolean controllable)
void	setDoProjection(boolean b)
void	setDraggable(boolean draggable)
void	setEnabled(boolean enabled) Set the enabled state of the JWorldElement.
void	setFlashing(boolean flashing)
void	setForceCalculator(CCForceCalculator forceCalculator)
abstract void	setGeometry(java.lang.Object object)
void	setIcon(javax.swing.ImageIcon icon, int width, int height) sets icon to show, specifying width and height in pixels
void	setIcon(java.lang.String url, int width, int height) sets icon to show, specifying width and height in pixels
void	setIcon(java.lang.String url, int width, int height, boolean scale) sets icon to show, specifying width and height in pixels
void	setIconSize(int width, int height, boolean scale) sets the size of the icon to show, specifying width and height in pixels
void	setIndex(int index)
void	setMass(float newMass)
void	setName(java.lang.String name) set name's property
void	setOwner(JWorldElement owner)
void	setPositionChanger(CCElementPositionChanger positionChanger)
void	setPressedState(boolean pressedState)
void	setProperty(java.lang.String name, java.lang.Object val)
void	setQTIcon(PassiveQTImage qtIcon)
void	setQTIcon(java.lang.String url)
void	setQTMovie(PassiveQTMovie qtMovie)
void	setShowAcceleration(boolean b)
void	setShowVelocity(boolean b)
void	setVisible(boolean visible) Set the visible state of the JWorldElement.
void	setVx(float vx) set element's velocity
void	setVy(float vy)
void	setWorldModel(JPartWorld world)
void	setXConstraints(float xLeft, float xRight)
void	setYConstraints(float yUp, float yDown)
void	unselect()
boolean	wasCollision()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.concord.collisions.ui.CCDraggable

doDrag, endDrag, getDraggableOwner, getDragMode, panelInfoSupport, setDragMode, setInfoDrawer, startDrag

Methods inherited from interface org.concord.collisions.engine.CCMassive

getCMPointX, getCMPointY, setCMPointX, setCMPointY

Field Detail

mass

public float mass

name

protected java.lang.String name

suggestedCollisionTime

public float suggestedCollisionTime

wasLastStepCollision

public boolean wasLastStepCollision

index

protected int index

vx

protected float vx

vy

protected float vy

acx

protected float acx

acy

protected float acy

areaTables

protected java.util.Hashtable areaTables

DEFAULT_MIN_CONSTRAINT

protected static final float DEFAULT_MIN_CONSTRAINT

DEFAULT_MAX_CONSTRAINT

protected static final float DEFAULT_MAX_CONSTRAINT

controllable

protected boolean controllable

showVelocity

protected boolean showVelocity

doProjection

protected boolean doProjection

showAcceleration

protected boolean showAcceleration

showVelocityNumber

protected boolean showVelocityNumber

draggable

protected boolean draggable

collSensitive

protected boolean collSensitive

flashing

protected boolean flashing

areaListener

protected AreaListener areaListener

rectsForListener

protected java.awt.Rectangle[] rectsForListener

propertyListeners

protected java.util.Vector propertyListeners

elementListeners

protected java.util.Vector elementListeners

vel_scale

protected static int vel_scale

pressedState

protected boolean pressedState

swingIcon

protected javax.swing.ImageIcon swingIcon

qtIcon

protected PassiveQTImage qtIcon

qtMovie

protected PassiveQTMovie qtMovie

iconWidth

protected int iconWidth

iconHeight

protected int iconHeight

scaleIcon

protected boolean scaleIcon

iviewer

protected CCImageViewer iviewer

Constructor Detail

JWorldElement

public JWorldElement()

Method Detail

getVelScale

public static int getVelScale()

closeEverything

public void closeEverything()

addElementListener

public void addElementListener(ElementListener listener)

removeElementListener

public void removeElementListener(ElementListener listener)

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)

propertyChange

public void propertyChange(java.beans.PropertyChangeEvent evt)

Specified by:

propertyChange in interface java.beans.PropertyChangeListener

addAreaListener

public void addAreaListener(AreaListener l,
                            int id,
                            int x,
                            int y,
                            int width,
                            int height)

addAreaListener

public void addAreaListener(AreaListener l,
                            int x,
                            int y,
                            int width,
                            int height)

addAreaListener

public void addAreaListener(AreaListener l,
                            int id,
                            PassiveElement pe)

addAreaListener

public void addAreaListener(AreaListener l,
                            PassiveElement pe)

addAreaToListen

public void addAreaToListen(AreaListener l,
                            int id,
                            PassiveElement pe)

addAreaToListen

public void addAreaToListen(AreaListener l,
                            PassiveElement pe)

addAreaToListen

public void addAreaToListen(AreaListener l,
                            int x,
                            int y,
                            int width,
                            int height)

addAreaToListen

public void addAreaToListen(AreaListener l,
                            int id,
                            int x,
                            int y,
                            int width,
                            int height)

removeAreaToListen

public void removeAreaToListen(AreaListener l,
                               PassiveElement pe)

removeAreaToListen

public void removeAreaToListen(AreaListener l,
                               int x,
                               int y,
                               int width,
                               int height)

removeAreaListener

public void removeAreaListener(AreaListener l)

setControllable

public void setControllable(boolean controllable)

isControllable

public boolean isControllable()

setFlashing

public void setFlashing(boolean flashing)

isFlashing

public boolean isFlashing()

setDraggable

public void setDraggable(boolean draggable)

Specified by:

setDraggable in interface CCDraggable

isDraggable

public boolean isDraggable()

Specified by:

isDraggable in interface CCDraggable

isCollisionSensitive

public boolean isCollisionSensitive()

setCollisionSensitive

public void setCollisionSensitive(boolean b)

setGeometry

public abstract void setGeometry(java.lang.Object object)
                          throws java.lang.Exception

paint

public abstract void paint(java.awt.Graphics g,
                           java.awt.Graphics sg)

setWorldModel

public void setWorldModel(JPartWorld world)

getWorldModel

public JPartWorld getWorldModel()

assignIndNumber

public void assignIndNumber(int indNumber)

getIndNumber

public int getIndNumber()

setCollidedParticle

public void setCollidedParticle(JWorldElement collidedParticle)

wasCollision

public boolean wasCollision()

getCollidedParticle

public JWorldElement getCollidedParticle()

getMass

public float getMass()

Specified by:

getMass in interface CCMassive

setMass

public void setMass(float newMass)
             throws java.beans.PropertyVetoException

getName

public java.lang.String getName()

Returns:

name property

setName

public void setName(java.lang.String name)

set name's property

Parameters:

name - property

setColor

public void setColor(java.awt.Color color)

setColor

public void setColor(int r,
                     int g,
                     int b)

getColor

public java.awt.Color getColor()

getFlashingColor

public java.awt.Color getFlashingColor()

setVx

public void setVx(float vx)

set element's velocity

reverseVx

public void reverseVx()

notifyElementListeners

protected void notifyElementListeners(ElementEvent evt)

notifyPropertyListeners

protected void notifyPropertyListeners(java.beans.PropertyChangeEvent evt)

getVx

public float getVx()

setVy

public void setVy(float vy)

reverseVy

public void reverseVy()

getVy

public float getVy()

getX

public abstract float getX()

getY

public abstract float getY()

getX

public float getX(CCUnit unit)

getY

public float getY(CCUnit unit)

setConstraints

public void setConstraints(float xLeft,
                           float yUp,
                           float xRight,
                           float yDown)

setYConstraints

public void setYConstraints(float yUp,
                            float yDown)

setXConstraints

public void setXConstraints(float xLeft,
                            float xRight)

clearConstraints

public void clearConstraints()

isConstraintsWasSet

public boolean isConstraintsWasSet()

getLeftConstraint

public float getLeftConstraint()

getUpConstraint

public float getUpConstraint()

getRightConstraint

public float getRightConstraint()

getDownConstraint

public float getDownConstraint()

setProperty

public void setProperty(java.lang.String name,
                        java.lang.Object val)

isMoveable

public boolean isMoveable()

getTemperature

public float getTemperature()

getXTemperature

public abstract float getXTemperature()

getYTemperature

public abstract float getYTemperature()

getPotentialEnergy

public float getPotentialEnergy()

getXPotentialEnergy

public abstract float getXPotentialEnergy()

getYPotentialEnergy

public abstract float getYPotentialEnergy()

getFullEnergy

public float getFullEnergy()

getFullXEnergy

public float getFullXEnergy()

getFullYEnergy

public float getFullYEnergy()

notifyAreaListener

public void notifyAreaListener()

getShowVelocity

public boolean getShowVelocity()

setShowVelocity

public void setShowVelocity(boolean b)

getDoProjection

public boolean getDoProjection()

setDoProjection

public void setDoProjection(boolean b)

getShowAcceleration

public boolean getShowAcceleration()

setShowAcceleration

public void setShowAcceleration(boolean b)

setPressedState

public void setPressedState(boolean pressedState)

Specified by:

setPressedState in interface CCDraggable

isPressedState

public boolean isPressedState()

Specified by:

isPressedState in interface CCDraggable

getGravityX

public float getGravityX()

getGravityY

public float getGravityY()

getAccelerationKoeff

public float getAccelerationKoeff()

getOwner

public JWorldElement getOwner()

setOwner

public void setOwner(JWorldElement owner)

isVisible

public boolean isVisible()

Determine if the JWorldElement is visible.

Returns:

true if JWorldElement is visible.

setVisible

public void setVisible(boolean visible)

Set the visible state of the JWorldElement.

Parameters:

visible - if true, shows this object; otherwise, hides it

isEnabled

public boolean isEnabled()

Determine if the JWorldElement is enabled.

Returns:

true if JWorldElement is enabled.

setEnabled

public void setEnabled(boolean enabled)

Set the enabled state of the JWorldElement.

Parameters:

enabled - if false, this object will be ignored by JPartWorld;

clearForces

public void clearForces()

remove all applied forces

applyForce

public void applyForce(CCForce force)

Apply force to the JWorldElement.

Parameters:

new - force to apply to JWorldElement

removeForce

public void removeForce(CCForce force)

Remove force applied to the JWorldElement.

Parameters:

force - to remove from forces applied to JWorldElement

removeForce

public void removeForce(int index)

Remove Nth force applied to the JWorldElement.

Parameters:

index - of force to remove from forces applied to JWorldElement

getNumbAppliedForces

public int getNumbAppliedForces()

number of applied forces to JWorldElement

Returns:

number of applied forces to JWorldElement

getNthForce

public CCForce getNthForce(int index)

Nth force applied to JWorldElement

Parameters:

index - of force applied to JWorldElement

Returns:

Nth applied forces to JWorldElement

getXacceleration

public float getXacceleration()

X projection of acceleration cause by applied forces

Returns:

X projection of acceleration cause by applied forces

getYacceleration

public float getYacceleration()

Y projection of acceleration cause by applied forces

Returns:

Y projection of acceleration cause by applied forces

createDefaultCalculator

protected void createDefaultCalculator()

setForceCalculator

public void setForceCalculator(CCForceCalculator forceCalculator)

addNeighborX

public void addNeighborX(JWorldElement element0,
                         JWorldElement element1)

addNeighborY

public void addNeighborY(JWorldElement element0,
                         JWorldElement element1)

getXNeighbors

public JWorldElement[] getXNeighbors()

getYNeighbors

public JWorldElement[] getYNeighbors()

setPositionChanger

public void setPositionChanger(CCElementPositionChanger positionChanger)

getPositionChanger

public CCElementPositionChanger getPositionChanger()

removePositionChanger

public void removePositionChanger()

initElement

public abstract void initElement()

rememberCurrPosAsInit

public abstract void rememberCurrPosAsInit()

rememberCurrVelAsInit

public abstract void rememberCurrVelAsInit()

rememberCurrPropAsInit

public void rememberCurrPropAsInit()

rememberCurrPropAsInit

public void rememberCurrPropAsInit(java.lang.String name)

rememberCurrAllAsInit

public void rememberCurrAllAsInit()

getIndex

public int getIndex()

setIndex

public void setIndex(int index)

setQTMovie

public void setQTMovie(PassiveQTMovie qtMovie)

setQTIcon

public void setQTIcon(PassiveQTImage qtIcon)

setQTIcon

public void setQTIcon(java.lang.String url)

setIcon

public void setIcon(javax.swing.ImageIcon icon,
                    int width,
                    int height)

sets icon to show, specifying width and height in pixels

Parameters:

icon - swing icon already created

setIcon

public void setIcon(java.lang.String url,
                    int width,
                    int height)

sets icon to show, specifying width and height in pixels

Parameters:

url - url of the icon file

width - width of the icon in pixels

height - height of the icon in pixels

scale - indicates whether the icon will be scaled if the atom changes size

setIcon

public void setIcon(java.lang.String url,
                    int width,
                    int height,
                    boolean scale)

sets icon to show, specifying width and height in pixels

Parameters:

url - url of the icon file

width - width of the icon in pixels

height - height of the icon in pixels

scale - indicates whether the icon will be scaled if the atom changes size

setAnimIcon

public void setAnimIcon(java.lang.String url,
                        int width,
                        int height)

setIconSize

public void setIconSize(int width,
                        int height,
                        boolean scale)

sets the size of the icon to show, specifying width and height in pixels

Parameters:

width - width of the icon in pixels

height - height of the icon in pixels

scale - indicates whether the icon will be scaled if the atom changes size

clearIcon

public void clearIcon()

sets icon to don't show

getIcon

public javax.swing.ImageIcon getIcon()

returns the icon

getIconHeight

public int getIconHeight()

gets the height of the icon to show in pixels

getIconWidth

public int getIconWidth()

gets the width of the icon to show in pixels

getQTIcon

public PassiveQTImage getQTIcon()

returns the qt icon

getQTMovie

public PassiveQTMovie getQTMovie()

returns the qt movie

isPointInside

public boolean isPointInside(java.awt.Point pt)

isPointInside

public abstract boolean isPointInside(float px,
                                      float py)

notifyMouseListeners

public void notifyMouseListeners(float x,
                                 float y,
                                 int evtType)

Specified by:

notifyMouseListeners in interface CCDraggable

addElemMouseListener

public void addElemMouseListener(ElemMouseListener l)

Add a mouse listener

Parameters:

l - mouse listener to add

removeElemMouseListener

public void removeElemMouseListener(ElemMouseListener l)

Remove a mouse listener

Parameters:

l - mouse listener to remove

isSelected

public boolean isSelected()

select

public void select()

unselect

public void unselect()

paintSelection

public abstract void paintSelection(java.awt.Graphics g)

paintSelection

public void paintSelection(java.awt.Graphics g,
                           int width,
                           int height)

findDraggable

public CCDraggable findDraggable(float x,
                                 float y)