Package com.itextpdf.text.pdf

Class PdfGState

java.lang.Object

com.itextpdf.text.pdf.PdfObject

com.itextpdf.text.pdf.PdfDictionary

com.itextpdf.text.pdf.PdfGState

All Implemented Interfaces:

Serializable

public class PdfGState
extends PdfDictionary

The graphic state dictionary.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final PdfName	BM_COLORBURN	A possible blend mode
static final PdfName	BM_COLORDODGE	A possible blend mode
static final PdfName	BM_COMPATIBLE	A possible blend mode
static final PdfName	BM_DARKEN	A possible blend mode
static final PdfName	BM_DIFFERENCE	A possible blend mode
static final PdfName	BM_EXCLUSION	A possible blend mode
static final PdfName	BM_HARDLIGHT	A possible blend mode
static final PdfName	BM_LIGHTEN	A possible blend mode
static final PdfName	BM_MULTIPLY	A possible blend mode
static final PdfName	BM_NORMAL	A possible blend mode
static final PdfName	BM_OVERLAY	A possible blend mode
static final PdfName	BM_SCREEN	A possible blend mode
static final PdfName	BM_SOFTLIGHT	A possible blend mode

Fields inherited from class com.itextpdf.text.pdf.PdfDictionary

CATALOG, FONT, hashMap, OUTLINES, PAGE, PAGES

Fields inherited from class com.itextpdf.text.pdf.PdfObject

ARRAY, BOOLEAN, bytes, DICTIONARY, INDIRECT, indRef, NAME, NOTHING, NULL, NUMBER, STREAM, STRING, TEXT_PDFDOCENCODING, TEXT_UNICODE, type

Constructor Summary

Constructors

Constructor	Description
PdfGState()

Method Summary

Modifier and Type	Method	Description
void	setAlphaIsShape(boolean ais)	The alpha source flag specifying whether the current soft mask and alpha constant are to be interpreted as shape values (true) or opacity values (false).
void	setBlendMode(PdfName bm)	The current blend mode to be used in the transparent imaging model.
void	setFillOpacity(float ca)	Sets the current stroking alpha constant, specifying the constant shape or constant opacity value to be used for nonstroking operations in the transparent imaging model.
void	setOverPrintMode(int opm)	Sets the flag whether to toggle knockout behavior for overprinted objects.
void	setOverPrintNonStroking(boolean op)	Sets the flag whether to apply overprint for non stroking painting operations.
void	setOverPrintStroking(boolean op)	Sets the flag whether to apply overprint for stroking.
void	setRenderingIntent(PdfName ri)	Set the rendering intent, possible values are: PdfName.ABSOLUTECOLORIMETRIC, PdfName.RELATIVECOLORIMETRIC, PdfName.SATURATION, PdfName.PERCEPTUAL.
void	setStrokeOpacity(float ca)	Sets the current stroking alpha constant, specifying the constant shape or constant opacity value to be used for stroking operations in the transparent imaging model.
void	setTextKnockout(boolean tk)	Determines the behavior of overlapping glyphs within a text object in the transparent imaging model.
void	toPdf(PdfWriter writer, OutputStream os)	Writes the PDF representation of this PdfDictionary as an array of byte to the given OutputStream.

Methods inherited from class com.itextpdf.text.pdf.PdfDictionary

checkType, clear, contains, get, getAsArray, getAsBoolean, getAsDict, getAsIndirectObject, getAsName, getAsNumber, getAsStream, getAsString, getDirectObject, getKeys, isCatalog, isFont, isOutlineTree, isPage, isPages, merge, mergeDifferent, put, putAll, putEx, remove, size, toString

Methods inherited from class com.itextpdf.text.pdf.PdfObject

canBeInObjStm, getBytes, getIndRef, isArray, isBoolean, isDictionary, isIndirect, isName, isNull, isNumber, isStream, isString, length, setContent, setIndRef, type

Methods inherited from class java.lang.Object

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

Field Details

BM_NORMAL

public static final PdfName BM_NORMAL

A possible blend mode

BM_COMPATIBLE

public static final PdfName BM_COMPATIBLE

A possible blend mode

BM_MULTIPLY

public static final PdfName BM_MULTIPLY

A possible blend mode

BM_SCREEN

public static final PdfName BM_SCREEN

A possible blend mode

BM_OVERLAY

public static final PdfName BM_OVERLAY

A possible blend mode

BM_DARKEN

public static final PdfName BM_DARKEN

A possible blend mode

BM_LIGHTEN

public static final PdfName BM_LIGHTEN

A possible blend mode

BM_COLORDODGE

public static final PdfName BM_COLORDODGE

A possible blend mode

BM_COLORBURN

public static final PdfName BM_COLORBURN

A possible blend mode

BM_HARDLIGHT

public static final PdfName BM_HARDLIGHT

A possible blend mode

BM_SOFTLIGHT

public static final PdfName BM_SOFTLIGHT

A possible blend mode

BM_DIFFERENCE

public static final PdfName BM_DIFFERENCE

A possible blend mode

BM_EXCLUSION

public static final PdfName BM_EXCLUSION

A possible blend mode

Constructor Details

PdfGState

public PdfGState()

Method Details

setOverPrintStroking

public void setOverPrintStroking(boolean op)

Sets the flag whether to apply overprint for stroking.

Parameters:

op -

setOverPrintNonStroking

public void setOverPrintNonStroking(boolean op)

Sets the flag whether to apply overprint for non stroking painting operations.

Parameters:

op -

setOverPrintMode

public void setOverPrintMode(int opm)

Sets the flag whether to toggle knockout behavior for overprinted objects.

Parameters:

opm - - accepts 0 or 1

setStrokeOpacity

public void setStrokeOpacity(float ca)

Sets the current stroking alpha constant, specifying the constant shape or constant opacity value to be used for stroking operations in the transparent imaging model.

Parameters:

ca -

setFillOpacity

public void setFillOpacity(float ca)

Sets the current stroking alpha constant, specifying the constant shape or constant opacity value to be used for nonstroking operations in the transparent imaging model.

Parameters:

ca -

setAlphaIsShape

public void setAlphaIsShape(boolean ais)

The alpha source flag specifying whether the current soft mask and alpha constant are to be interpreted as shape values (true) or opacity values (false).

Parameters:

ais -

setTextKnockout

public void setTextKnockout(boolean tk)

Determines the behavior of overlapping glyphs within a text object in the transparent imaging model.

Parameters:

tk -

setBlendMode

public void setBlendMode(PdfName bm)

The current blend mode to be used in the transparent imaging model.

Parameters:

bm -

setRenderingIntent

public void setRenderingIntent(PdfName ri)

Set the rendering intent, possible values are: PdfName.ABSOLUTECOLORIMETRIC, PdfName.RELATIVECOLORIMETRIC, PdfName.SATURATION, PdfName.PERCEPTUAL.

Parameters:

ri -

Since:

5.0.2

toPdf

public void toPdf(PdfWriter writer,
 OutputStream os)
           throws IOException

Description copied from class: PdfDictionary

Writes the PDF representation of this PdfDictionary as an array of byte to the given OutputStream.

Overrides:

toPdf in class PdfDictionary

Parameters:

writer - for backwards compatibility

os - the OutputStream to write the bytes to.

Throws:

IOException