breakout
Class SimpleBall

java.lang.Object
  breakout.DefaultActiveBreakoutComponent
      breakout.SimpleBall

All Implemented Interfaces:

ActiveBreakoutComponent, Ball, BreakoutComponent, java.lang.Runnable

public class SimpleBall

extends DefaultActiveBreakoutComponent

implements Ball

SimpleBall is an active component that bounces around hitting things.

Version:

$Id: SimpleBall.java,v 1.2 2004/03/26 20:39:33 gus Exp $

Author:

benmv@olin.edu

See Also:

ActiveBreakoutComponent

Field Summary

Fields inherited from interface breakout.Ball

DEFAULT_SPEED

Constructor Summary

SimpleBall(java.awt.Point location, java.awt.Dimension size, World w, double theta, int timeBetweenActs, java.awt.Color c)

SimpleBall(java.awt.Point location, java.awt.Dimension size, World w, java.awt.Point direction, int timeBetweenActs, java.awt.Color c)

Method Summary

void	act() actively interact with the world.
java.awt.Shape	getShape() returns the actual shape of the object.
void	hitBy(BreakoutComponent striker) the component has been struck by the given component
void	paint(java.awt.Graphics g) renders this component to the screen.

Methods inherited from class breakout.DefaultActiveBreakoutComponent

getCenter, getDirection, getLocation, getSize, getTimeBetweenActs, isDead, isTransient, kill, run, setDirection, setLocation, setWorld

Methods inherited from class java.lang.Object

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

Methods inherited from interface breakout.ActiveBreakoutComponent

getDirection, getTimeBetweenActs, setDirection

Methods inherited from interface breakout.BreakoutComponent

getCenter, getLocation, getSize, isDead, isTransient, kill, setLocation, setWorld

Constructor Detail

SimpleBall

public SimpleBall(java.awt.Point location,
                  java.awt.Dimension size,
                  World w,
                  java.awt.Point direction,
                  int timeBetweenActs,
                  java.awt.Color c)

SimpleBall

public SimpleBall(java.awt.Point location,
                  java.awt.Dimension size,
                  World w,
                  double theta,
                  int timeBetweenActs,
                  java.awt.Color c)

Method Detail

getShape

public java.awt.Shape getShape()

Description copied from interface: BreakoutComponent

returns the actual shape of the object. Used for intersection and rebound. Shape should be in world coordinates, not local coordinates (i.e. not relative to upper left corner of component)

Specified by:

getShape in interface BreakoutComponent

Overrides:

getShape in class DefaultActiveBreakoutComponent

Returns:

Shape Rectangle according to components location and size.

paint

public void paint(java.awt.Graphics g)

Description copied from interface: BreakoutComponent

renders this component to the screen. Origin of graphics has been translated to upper-left corner of component.

Specified by:

paint in interface BreakoutComponent

Specified by:

paint in class DefaultActiveBreakoutComponent

Parameters:

g - Graphics object used to draw with.

hitBy

public void hitBy(BreakoutComponent striker)

Description copied from interface: BreakoutComponent

the component has been struck by the given component

Specified by:

hitBy in interface BreakoutComponent

Specified by:

hitBy in class DefaultActiveBreakoutComponent

Parameters:

striker - BreakoutComponent that struck this component

act

public void act()

Description copied from interface: ActiveBreakoutComponent

actively interact with the world. Before act() is called the component is moved forward according to it's direction.

Specified by:

act in interface ActiveBreakoutComponent

Specified by:

act in class DefaultActiveBreakoutComponent