com.goldencode.p2j.ui.client.gui.driver.web

Class VirtualScreenImpl

java.lang.Object

com.goldencode.p2j.ui.client.gui.driver.web.VirtualScreenImpl

All Implemented Interfaces:

VirtualScreen

class VirtualScreenImpl
extends java.lang.Object
implements VirtualScreen

VirtualScreenImpl is an implementation of VirtualScreen drawings operations.

Field Summary

Fields

Modifier and Type	Field and Description
private java.awt.image.DirectColorModel	colorModel The color model that defines pixels representation
private int	height The screen height.
private int[]	pixels The pixels array.
private java.awt.image.BufferedImage	screen The canvas in a memory to draw images.
private int	width The screen width.

Constructor Summary

Constructors

Constructor and Description
VirtualScreenImpl(java.awt.image.DirectColorModel colorModel, int width, int height) Constructs a virtual screen of the given width and height based on the given pixels model.
VirtualScreenImpl(int width, int height) Constructs a virtual screen with the default color model model as sRGB 32bits per a pixel.

Method Summary

Modifier and Type	Method and Description
void	drawImage(ImageWrapper<?> image, int x, int y) Draw an image at the target position on the screen.
java.awt.image.DirectColorModel	getColorModel() Describes a pixel format used for drawing.
int[]	getPixels() Returns RGBA model via pixels, each pixel is encoded as an integer.
int	getScreenHeight() Gets a screen height.
int	getScreenWidth() Gets a screen width.

Methods inherited from class java.lang.Object

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

Field Detail

colorModel

private final java.awt.image.DirectColorModel colorModel

The color model that defines pixels representation

width

private final int width

The screen width.

height

private final int height

The screen height.

pixels

private final int[] pixels

The pixels array.

screen

private final java.awt.image.BufferedImage screen

The canvas in a memory to draw images.

Constructor Detail

VirtualScreenImpl

public VirtualScreenImpl(int width,
                         int height)

Constructs a virtual screen with the default color model model as sRGB 32bits per a pixel.

Parameters:

width - The screen width.

height - The screen height.

VirtualScreenImpl

public VirtualScreenImpl(java.awt.image.DirectColorModel colorModel,
                         int width,
                         int height)

Constructs a virtual screen of the given width and height based on the given pixels model.

Parameters:

colorModel - The pixels model based on sRGB.

width - The screen width.

height - The screen height.

Method Detail

getPixels

public int[] getPixels()

Returns RGBA model via pixels, each pixel is encoded as an integer.

Specified by:

getPixels in interface VirtualScreen

Returns:

The array of pixels.

getScreenWidth

public int getScreenWidth()

Gets a screen width.

Specified by:

getScreenWidth in interface VirtualScreen

Returns:

The screen width.

getScreenHeight

public int getScreenHeight()

Gets a screen height.

Specified by:

getScreenHeight in interface VirtualScreen

Returns:

The screen height

getColorModel

public java.awt.image.DirectColorModel getColorModel()

Describes a pixel format used for drawing.

Specified by:

getColorModel in interface VirtualScreen

Returns:

The color model.

drawImage

public void drawImage(ImageWrapper<?> image,
                      int x,
                      int y)

Draw an image at the target position on the screen.

Specified by:

drawImage in interface VirtualScreen

Parameters:

image - The target image.

x - The x-coordinate of the target image position.

y - The y-coordinate of the target image position.