Class GrayScaleColorConverter
- java.lang.Object
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- org.apache.xmlgraphics.java2d.color.GrayScaleColorConverter
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- All Implemented Interfaces:
ColorConverter
public final class GrayScaleColorConverter extends java.lang.Object implements ColorConverter
Converts to grayscale using the standard RED=30%, GREEN=59% and BLUE=11% weights (see http://en.wikipedia.org/wiki/Grayscale)
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Field Summary
Fields Modifier and Type Field Description private static int
BLUE_WEIGHT
private static int
GREEN_WEIGTH
private static int
RED_WEIGHT
private static GrayScaleColorConverter
SINGLETON
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Constructor Summary
Constructors Modifier Constructor Description private
GrayScaleColorConverter()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description java.awt.Color
convert(java.awt.Color color)
The color is converted to CMYK with just the K component.static GrayScaleColorConverter
getInstance()
Returns a singleton instance.
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Field Detail
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RED_WEIGHT
private static final int RED_WEIGHT
- See Also:
- Constant Field Values
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GREEN_WEIGTH
private static final int GREEN_WEIGTH
- See Also:
- Constant Field Values
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BLUE_WEIGHT
private static final int BLUE_WEIGHT
- See Also:
- Constant Field Values
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SINGLETON
private static final GrayScaleColorConverter SINGLETON
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Method Detail
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getInstance
public static GrayScaleColorConverter getInstance()
Returns a singleton instance.- Returns:
- singleton instance of GrayScaleColorConverter
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convert
public java.awt.Color convert(java.awt.Color color)
The color is converted to CMYK with just the K component.- Specified by:
convert
in interfaceColorConverter
- Parameters:
color
- to convert- Returns:
- converted color
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