de.enough.polish.ui.rgbfilters
Class GrayscaleRgbFilter

java.lang.Object
  de.enough.polish.ui.RgbFilter
      de.enough.polish.ui.rgbfilters.GrayscaleRgbFilter

All Implemented Interfaces:

Serializable

public class GrayscaleRgbFilter
extends RgbFilter

Transforms the color of a specified RGB image.

Copyright Enough Software 2008

Author:

Robert Virkus, j2mepolish@enough.de, Ovidiu Iliescu

Field Summary

protected Dimension	grayscale
protected RgbImage	output

Constructor Summary

GrayscaleRgbFilter()
Creates a new grayscale filter

Method Summary

boolean	isActive() Determines whether this filter is active.
RgbImage	process(RgbImage input) Processes the given RGB input
void	releaseResources() Releases all memory intensive resources
void	setStyle(Style style, boolean resetStyle) Configures this filter

Methods inherited from class java.lang.Object

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

Field Detail

grayscale

protected Dimension grayscale

output

protected transient RgbImage output

Constructor Detail

GrayscaleRgbFilter

public GrayscaleRgbFilter()

Creates a new grayscale filter

Method Detail

isActive

public boolean isActive()

Description copied from class: RgbFilter

Determines whether this filter is active. An opacity filter is for example not active, when the opacity value is 255

Specified by:

isActive in class RgbFilter

Returns:

true when this RGB filter is active.

process

public RgbImage process(RgbImage input)

Description copied from class: RgbFilter

Processes the given RGB input

Specified by:

process in class RgbFilter

Parameters:

input - the RgbImage input

Returns:

the RgbImage output

setStyle

public void setStyle(Style style,
                     boolean resetStyle)

Description copied from class: RgbFilter

Configures this filter

Overrides:

setStyle in class RgbFilter

Parameters:

style - the style

resetStyle - true when default values should be assumed, may be ignored by subclasses

releaseResources

public void releaseResources()

Description copied from class: RgbFilter

Releases all memory intensive resources

Overrides:

releaseResources in class RgbFilter