Class BlendComposite
- java.lang.Object
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- org.apache.pdfbox.pdmodel.graphics.blend.BlendComposite
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- All Implemented Interfaces:
java.awt.Composite
public final class BlendComposite extends java.lang.Object implements java.awt.Composite
AWT composite for blend modes.
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Nested Class Summary
Nested Classes Modifier and Type Class Description (package private) class
BlendComposite.BlendCompositeContext
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Field Summary
Fields Modifier and Type Field Description private BlendMode
blendMode
private float
constantAlpha
private static org.apache.commons.logging.Log
LOG
Log instance.
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Constructor Summary
Constructors Modifier Constructor Description private
BlendComposite(BlendMode blendMode, float constantAlpha)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description java.awt.CompositeContext
createContext(java.awt.image.ColorModel srcColorModel, java.awt.image.ColorModel dstColorModel, java.awt.RenderingHints hints)
static java.awt.Composite
getInstance(BlendMode blendMode, float constantAlpha)
Creates a blend composite
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Field Detail
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LOG
private static final org.apache.commons.logging.Log LOG
Log instance.
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blendMode
private final BlendMode blendMode
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constantAlpha
private final float constantAlpha
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Constructor Detail
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BlendComposite
private BlendComposite(BlendMode blendMode, float constantAlpha)
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Method Detail
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getInstance
public static java.awt.Composite getInstance(BlendMode blendMode, float constantAlpha)
Creates a blend composite- Parameters:
blendMode
- Desired blend modeconstantAlpha
- Constant alpha, must be in the inclusive range [0.0...1.0] or it will be clipped.- Returns:
- a blend composite.
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createContext
public java.awt.CompositeContext createContext(java.awt.image.ColorModel srcColorModel, java.awt.image.ColorModel dstColorModel, java.awt.RenderingHints hints)
- Specified by:
createContext
in interfacejava.awt.Composite
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