Package com.sun.pdfview.colorspace
Class CalGrayColor
- java.lang.Object
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- java.awt.color.ColorSpace
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- com.sun.pdfview.colorspace.CalGrayColor
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- All Implemented Interfaces:
java.io.Serializable
public class CalGrayColor extends java.awt.color.ColorSpace
A ColorSpace for calibrated gray- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description (package private) float[]
black
(package private) static java.awt.color.ColorSpace
cie
(package private) float
gamma
(package private) float[]
white
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Fields inherited from class java.awt.color.ColorSpace
CS_CIEXYZ, CS_GRAY, CS_LINEAR_RGB, CS_PYCC, CS_sRGB, TYPE_2CLR, TYPE_3CLR, TYPE_4CLR, TYPE_5CLR, TYPE_6CLR, TYPE_7CLR, TYPE_8CLR, TYPE_9CLR, TYPE_ACLR, TYPE_BCLR, TYPE_CCLR, TYPE_CMY, TYPE_CMYK, TYPE_DCLR, TYPE_ECLR, TYPE_FCLR, TYPE_GRAY, TYPE_HLS, TYPE_HSV, TYPE_Lab, TYPE_Luv, TYPE_RGB, TYPE_XYZ, TYPE_YCbCr, TYPE_Yxy
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Constructor Summary
Constructors Constructor Description CalGrayColor()
Create a new calibrated gray color space object, with the default values for black point, white point and gammaCalGrayColor(PDFObject obj)
Create a new Calibrated Gray color space object, given the description in a PDF dictionary.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description float[]
fromCIEXYZ(float[] colorvalue)
convert from CIEXYZ to Calibrated Gray.float[]
fromRGB(float[] rgbvalue)
convert from RGB to Calibrated Gray.int
getNumComponents()
get the number of components (1).int
getType()
get the type of this ColorSpace (TYPE_GRAY)float[]
toCIEXYZ(float[] colorvalue)
convert from Calibrated Gray to CIEXYZ.float[]
toRGB(float[] comp)
convert from Calibrated Gray to RGB.
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Constructor Detail
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CalGrayColor
public CalGrayColor(PDFObject obj) throws java.io.IOException
Create a new Calibrated Gray color space object, given the description in a PDF dictionary.- Parameters:
obj
- a dictionary that contains an Array of 3 Numbers for "WhitePoint" and "BlackPoint", and a Number for "Gamma"- Throws:
java.io.IOException
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CalGrayColor
public CalGrayColor()
Create a new calibrated gray color space object, with the default values for black point, white point and gamma
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Method Detail
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getNumComponents
public int getNumComponents()
get the number of components (1).- Overrides:
getNumComponents
in classjava.awt.color.ColorSpace
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toRGB
public float[] toRGB(float[] comp)
convert from Calibrated Gray to RGB.- Specified by:
toRGB
in classjava.awt.color.ColorSpace
- Parameters:
comp
- the gray value (0-1)- Returns:
- the RGB values (0-1)
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fromRGB
public float[] fromRGB(float[] rgbvalue)
convert from RGB to Calibrated Gray. NOT IMPLEMENTED- Specified by:
fromRGB
in classjava.awt.color.ColorSpace
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fromCIEXYZ
public float[] fromCIEXYZ(float[] colorvalue)
convert from CIEXYZ to Calibrated Gray. NOT IMPLEMENTED- Specified by:
fromCIEXYZ
in classjava.awt.color.ColorSpace
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getType
public int getType()
get the type of this ColorSpace (TYPE_GRAY)- Overrides:
getType
in classjava.awt.color.ColorSpace
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toCIEXYZ
public float[] toCIEXYZ(float[] colorvalue)
convert from Calibrated Gray to CIEXYZ. NOT IMPLEMENTED- Specified by:
toCIEXYZ
in classjava.awt.color.ColorSpace
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