physics
Class CollisionObject

java.lang.Object
  physics.CollisionObject

public class CollisionObject
extends java.lang.Object

Constructor Summary

CollisionObject(IGraphic shape)
Creates a new CollisionObject instance.

Method Summary

double	calculateMomentum() Returns the calculated momentum using the mass and velocity of the object
void	collisionReact(CollisionObject co) Changes the collided boolean value to false Must be overridden to do more
void	detectCollision() Checks for a collision within the group
boolean	getCollided() Returns whether the Object has collided with another object in the current time interval
DrawingCanvas	getDP() getDP Returns the DrawingPanel this object is drawn upon
boolean	getEWall() Gets the EastWall boolean value returns true if it is the SouthWall, false otherwise
LineFormula	getLine() Returns the Line that the object is traveling on
int	getMass() Returns the mass of the object
IMotion	getMotion() Returns the motion of this object
boolean	getNWall() Gets the NorthWall boolean value returns true if it is the SouthWall, false otherwise
IGraphic	getShape() Returns the shape of this object
boolean	getSWall() Gets the SouthWall boolean value returns true if it is the SouthWall, false otherwise
boolean	getWWall() Gets the WestWall boolean value returns true if it is the SouthWall, false otherwise
void	setEastWall(boolean bool) Sets the EastWall boolean value Set true if it is the SouthWall, false otherwise
void	setGroup(CollisionGroup cg) Sets the CollisionGroup for this Object
void	setLine(LineFormula line) Describe setLine Sets the line for the Collision Object
void	setMass(int mass) Sets the mass of the object
void	setMotion(IMotion im) Changes the motion for the object and starts the motion's timer
void	setNorthWall(boolean bool) Sets the NorthWall boolean value Set true if it is the SouthWall, false otherwise
void	setShape(IGraphic rs) Sets the shape for this collision object
void	setSouthWall(boolean bool) Sets the SouthWall boolean value Set true if it is the SouthWall, false otherwise
void	setWall(boolean b) Set the boolean value describing if the object is a wall
void	setWestWall(boolean bool) Sets the WestWall boolean value Set true if it is the SouthWall, false otherwise

Methods inherited from class java.lang.Object

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

Constructor Detail

CollisionObject

public CollisionObject(IGraphic shape)

Creates a new CollisionObject instance.

Parameters:

shape - a NGP.Graphics.RectangularShape to use as the Shape

Method Detail

collisionReact

public void collisionReact(CollisionObject co)

Changes the collided boolean value to false Must be overridden to do more

setSouthWall

public void setSouthWall(boolean bool)

Sets the SouthWall boolean value Set true if it is the SouthWall, false otherwise

Parameters:

bool -

setNorthWall

public void setNorthWall(boolean bool)

Sets the NorthWall boolean value Set true if it is the SouthWall, false otherwise

Parameters:

bool -

setEastWall

public void setEastWall(boolean bool)

Sets the EastWall boolean value Set true if it is the SouthWall, false otherwise

Parameters:

bool -

setWestWall

public void setWestWall(boolean bool)

Sets the WestWall boolean value Set true if it is the SouthWall, false otherwise

Parameters:

bool -

getSWall

public boolean getSWall()

Gets the SouthWall boolean value returns true if it is the SouthWall, false otherwise

Parameters:

bool -

getNWall

public boolean getNWall()

Gets the NorthWall boolean value returns true if it is the SouthWall, false otherwise

Parameters:

bool -

getEWall

public boolean getEWall()

Gets the EastWall boolean value returns true if it is the SouthWall, false otherwise

Parameters:

bool -

getWWall

public boolean getWWall()

Gets the WestWall boolean value returns true if it is the SouthWall, false otherwise

Parameters:

bool -

detectCollision

public void detectCollision()

Checks for a collision within the group

setGroup

public void setGroup(CollisionGroup cg)

Sets the CollisionGroup for this Object

Parameters:

cg - a CollisionGroup

getCollided

public boolean getCollided()

Returns whether the Object has collided with another object in the current time interval

Returns:

a boolean value

setMotion

public void setMotion(IMotion im)

Changes the motion for the object and starts the motion's timer

Parameters:

im - an IMotion

getShape

public IGraphic getShape()

Returns the shape of this object

Returns:

a NGP.Graphics.RectangularShape

setShape

public void setShape(IGraphic rs)

Sets the shape for this collision object

Parameters:

rs - a NGP.Graphics.RectangularShape

getMotion

public IMotion getMotion()

Returns the motion of this object

Returns:

an IMotion

getDP

public DrawingCanvas getDP()

getDP Returns the DrawingPanel this object is drawn upon

Returns:

a NGP.Containers.DrawingPanel

calculateMomentum

public double calculateMomentum()

Returns the calculated momentum using the mass and velocity of the object

Returns:

a double

getLine

public LineFormula getLine()

Returns the Line that the object is traveling on

Returns:

a LineFormula

setLine

public void setLine(LineFormula line)

Describe setLine Sets the line for the Collision Object

Parameters:

line - a LineFormula

setMass

public void setMass(int mass)

Sets the mass of the object

Parameters:

mass - an int

getMass

public int getMass()

Returns the mass of the object

Returns:

an int

setWall

public void setWall(boolean b)

Set the boolean value describing if the object is a wall

Parameters:

b - a boolean