org.jpedal.color

Class DeviceGrayColorSpace

java.lang.Object

org.jpedal.color.GenericColorSpace

org.jpedal.color.DeviceGrayColorSpace

public class DeviceGrayColorSpace
extends GenericColorSpace

handle GrayColorSpace

Field Summary

Fields inherited from class org.jpedal.color.GenericColorSpace

cb, ce, fasterPNG

Constructor Summary

Constructors

Constructor and Description
DeviceGrayColorSpace()

Method Summary

Modifier and Type	Method and Description
byte[]	convertIndexToRGB(byte[] index) convert Index to RGB
byte[]	dataToRGBByteArray(byte[] data, int w, int h) create rgb version of gray
BufferedImage	JPEGToRGBImage(byte[] data, int w, int h, int pX, int pY) convert data stream to srgb image
void	setColor(float[] operand, int length) set color from grayscale values
void	setColor(String[] number_values, int opCount) set color (in terms of rgb)

Methods inherited from class org.jpedal.color.GenericColorSpace

cleanupImage, cleanupRaster, clearCache, dataToRGB, getAlternateColorSpace, getColor, getColorComponentCount, getColorSpace, getColorSpaceInstance, getID, getIndexedColorComponent, getIndexedMap, getIndexSize, getRawColorSpacePDFType, getRawValues, getXMLColorToken, initCMYKColorspace, invalidateCaching, isImageYCCK, isIndexConverted, isInvalid, JPEG2000ToImage, JPEG2000ToRGBImage, nonRGBJPEGToRGBImage, setAlternateColorSpace, setCIEValues, setColor, setGS, setIndex, setPattern, setPrinting

Methods inherited from class java.lang.Object

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

Constructor Detail

DeviceGrayColorSpace

public DeviceGrayColorSpace()

Method Detail

setColor

public final void setColor(String[] number_values,
                           int opCount)

set color (in terms of rgb)

Overrides:

setColor in class GenericColorSpace

setColor

public final void setColor(float[] operand,
                           int length)

set color from grayscale values

Overrides:

setColor in class GenericColorSpace

dataToRGBByteArray

public byte[] dataToRGBByteArray(byte[] data,
                                 int w,
                                 int h)

create rgb version of gray

Overrides:

dataToRGBByteArray in class GenericColorSpace

convertIndexToRGB

public byte[] convertIndexToRGB(byte[] index)

convert Index to RGB

Overrides:

convertIndexToRGB in class GenericColorSpace

JPEGToRGBImage

public BufferedImage JPEGToRGBImage(byte[] data,
                                    int w,
                                    int h,
                                    int pX,
                                    int pY)

convert data stream to srgb image

Overrides:

JPEGToRGBImage in class GenericColorSpace