Class GrayFilter

java.lang.Object

java.awt.image.ImageFilter

java.awt.image.RGBImageFilter

com.formdev.flatlaf.util.GrayFilter

All Implemented Interfaces:

ImageConsumer, Cloneable

public class GrayFilter
extends RGBImageFilter

An image filter that turns an image into a grayscale image. Used for icons in disabled buttons and labels.

Field Summary

Fields

Modifier and Type	Field	Description
private final int	alpha
private final float	brightness
private final float	contrast
private final int	origBrightness
private final int	origContrast

Fields inherited from class RGBImageFilter

canFilterIndexColorModel, newmodel, origmodel

Fields inherited from class ImageFilter

consumer

Fields inherited from interface ImageConsumer

COMPLETESCANLINES, IMAGEABORTED, IMAGEERROR, RANDOMPIXELORDER, SINGLEFRAME, SINGLEFRAMEDONE, SINGLEPASS, STATICIMAGEDONE, TOPDOWNLEFTRIGHT

Constructor Summary

Constructors

Constructor	Description
GrayFilter()
GrayFilter(int brightness, int contrast, int alpha)

Method Summary

Modifier and Type	Method	Description
static GrayFilter	createDisabledIconFilter(boolean dark)
int	filterRGB(int x, int y, int rgb)
int	getAlpha()
int	getBrightness()
int	getContrast()

Methods inherited from class RGBImageFilter

filterIndexColorModel, filterRGBPixels, setColorModel, setPixels, setPixels, substituteColorModel

Methods inherited from class ImageFilter

clone, getFilterInstance, imageComplete, resendTopDownLeftRight, setDimensions, setHints, setProperties

Methods inherited from class Object

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

Field Details

brightness

private final float brightness

contrast

private final float contrast

alpha

private final int alpha

origContrast

private final int origContrast

origBrightness

private final int origBrightness

Constructor Details

GrayFilter

public GrayFilter(int brightness,
 int contrast,
 int alpha)

Parameters:

brightness - in range [-100..100] where 0 has no effect

contrast - in range [-100..100] where 0 has no effect

alpha - in range [0..100] where 0 is transparent, 100 has no effect

GrayFilter

public GrayFilter()

Method Details

createDisabledIconFilter

public static GrayFilter createDisabledIconFilter(boolean dark)

getBrightness

public int getBrightness()

getContrast

public int getContrast()

getAlpha

public int getAlpha()

filterRGB

public int filterRGB(int x,
 int y,
 int rgb)

Specified by:

filterRGB in class RGBImageFilter