de.smits_net.games.framework.image

Class BackgroundImage

java.lang.Object

de.smits_net.games.framework.image.BackgroundImage

public class BackgroundImage
extends java.lang.Object

Auto scrolling background image for a game.

Author:

Thomas Smits

Field Summary

Fields

Modifier and Type	Field and Description
protected java.awt.image.BufferedImage	background The image.

Constructor Summary

Constructors

Constructor and Description
BackgroundImage(double speed, java.awt.image.BufferedImage image) Creates a new background image.
BackgroundImage(double speed, int width, int height) Creates a new background image.

Method Summary

Modifier and Type	Method and Description
void	draw(java.awt.Graphics g, java.awt.image.ImageObserver observer) Draw the background picture.
int	getHeight() Get the height of the image.
int	getWidth() Get the width of the image.
void	move() Move the image with the given speed.

Methods inherited from class java.lang.Object

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

Field Detail

background

protected java.awt.image.BufferedImage background

The image.

Constructor Detail

BackgroundImage

public BackgroundImage(double speed,
                       java.awt.image.BufferedImage image)

Creates a new background image.

Parameters:

speed - speed of the scroll operation

image - the image to be used as the background

BackgroundImage

public BackgroundImage(double speed,
                       int width,
                       int height)

Creates a new background image.

Parameters:

speed - speed of the scroll operation

width - width of the image

height - height of the image

Method Detail

draw

public void draw(java.awt.Graphics g,
                 java.awt.image.ImageObserver observer)

Draw the background picture.

Parameters:

g - the graphics context to draw into

observer - the image observer

getHeight

public int getHeight()

Get the height of the image.

Returns:

the height in pixel.

getWidth

public int getWidth()

Get the width of the image.

Returns:

the width in pixel.

move

public void move()

Move the image with the given speed.