CowSprite Class Reference

Represents a single cow on the screen. More...

Inheritance diagram for CowSprite:

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Collaboration diagram for CowSprite:

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List of all members.

Public Member Functions
void	addChasingUFO (UFOSprite ufo)
	Adds an additional UFO to the list of chasing UFOs.
void	draw (Graphics g)
	Draws this sprite to the given Graphics context.
boolean	equals (Object other)
int	getState ()
	Returns the current state of this cow.
float	getX ()
	Returns the current X position of this cow.
float	getY ()
	Returns the current Y position of this cow.
void	setState (int state)
	Sets the state of this cow to a new one.
void	setX (float x)
	Sets the current X position of this cow.
void	setY (float y)
	Sets the current Y position of this cow.
int	kill ()
	Disables this sprite's draw method.
void	update ()
	Causes this sprite update its current state.
Public Attributes
final HashSet< UFOSprite >	chasers = new HashSet<UFOSprite>()
	UFOs currently chasing this cow.
Static Public Attributes
static final float	SPEED = 0.0005f
	Cow movement speed.
static final float	ABDUCT_SPEED = 0.001f
static final float	FALL_SPEED = 0.01f
static final float	GROUND_Y = .8f
	Cow walking Y-position.
static final int	WALKING = 0
	Status type.
static final int	BEING_ABDUCTED = 1
static final int	ABDUCTED = 2
static final int	LEFT = 0
	Direction type.
static final int	RIGHT = 1
static final int	STAND = 2
Package Functions
	CowSprite (DemoGame game)
	Creates a new CowSprite with a reference to the DemoGame that it is running within.

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Detailed Description

Represents a single cow on the screen.

CowSprites control the individual behavior of a cow which is to walk randomly about the bottom of the screen until a UFO begins to abduct the cow. CowSprite handles the animation and status of a cow as well as its position and image.

Author:

Team Better Recognize

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Constructor & Destructor Documentation

CowSprite

(

DemoGame

game

)

[package]

Creates a new CowSprite with a reference to the DemoGame that it is running within.

Parameters:

game

the DemoGame that this CowSprite appears in.

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Member Function Documentation

void addChasingUFO

(

UFOSprite

ufo

)

Adds an additional UFO to the list of chasing UFOs.

Chasing UFOs have targeted this cow for abduction. If this cow is abducted by a UFO, all UFOSprites are notified.

Parameters:

ufo

a UFO that is now chasing this cow.

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void draw

(

Graphics

g

)

Draws this sprite to the given Graphics context.

Parameters:

g

the Graphics context this sprite should draw itself to.

Implements Sprite.

boolean equals

(

Object

other

)

int getState

(

)

Returns the current state of this cow.

Possible values include:

• WALKING
• BEING_ABDUCTED
• ABDUCTED

Returns:

the current status of this cow.

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float getX

(

)

Returns the current X position of this cow.

Returns:

the current X position of this cow.

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float getY

(

)

Returns the current Y position of this cow.

Returns:

the current Y position of this cow.

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int kill

(

)

Disables this sprite's draw method.

Performs any necessary clean up and displays any effects that need to appear upon this object's death. Some sprites may be worth points when they are killed. If this is the case, kill will return those points as an integer.

Returns:

number of points this sprite is worth, if any.

Implements Sprite.

void setState

(

int

state

)

Sets the state of this cow to a new one.

Valid values are:

• WALKING
• BEING_ABDUCTED
• ABDUCTED

Parameters:

state

the state to set this cow to.

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void setX

(

float

x

)

Sets the current X position of this cow.

Parameters:

x

a new X position for this cow.

void setY

(

float

y

)

Sets the current Y position of this cow.

Parameters:

y

a new Y position for this cow.

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void update

(

)

Causes this sprite update its current state.

This may be moving by one step or adjusting it's current display picture.

Implements Sprite.

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Member Data Documentation

final float ABDUCT_SPEED = 0.001f [static]

final int ABDUCTED = 2 [static]

final int BEING_ABDUCTED = 1 [static]

final HashSet<UFOSprite> chasers = new HashSet<UFOSprite>()

UFOs currently chasing this cow.

final float FALL_SPEED = 0.01f [static]

final float GROUND_Y = .8f [static]

Cow walking Y-position.

final int LEFT = 0 [static]

Direction type.

final int RIGHT = 1 [static]

final float SPEED = 0.0005f [static]

Cow movement speed.

final int STAND = 2 [static]

final int WALKING = 0 [static]

Status type.

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The documentation for this class was generated from the following file:

• /Users/dev/Documents/SVN brazos.cs.tcu.edu/trunk/FROG/src/frog/demo/CowSprite.java