PoDoFo::PdfExtGState Class Reference

#include <PdfExtGState.h>

Inheritance diagram for PoDoFo::PdfExtGState:

List of all members.

Public Member Functions
	PdfExtGState (PdfVecObjects *pParent)
	PdfExtGState (PdfDocument *pParent)
const PdfName &	GetIdentifier () const
void	SetFillOpacity (float opac)
void	SetStrokeOpacity (float opac)
void	SetBlendMode (char *blendMode)
void	SetOverprint (bool enable=true)
void	SetFillOverprint (bool enable=true)
void	SetStrokeOverprint (bool enable=true)
void	SetNonZeroOverprint (bool enable=true)
void	SetRenderingIntent (char *intent)
void	SetFrequency (double frequency)

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Detailed Description

This class wraps the ExtGState object used in the Resource Dictionary of a Content-supporting element (page, Pattern, etc.) The main usage is for transparency, but it also support a variety of prepress features.

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Constructor & Destructor Documentation

PoDoFo::PdfExtGState::PdfExtGState

(

PdfVecObjects *

pParent

)

Create a new PdfExtGState object which will introduce itself automatically to every page object it is used on.

Parameters:

pParent

parent vector of objects

PoDoFo::PdfExtGState::PdfExtGState

(

PdfDocument *

pParent

)

Create a new PdfExtGState object which will introduce itself automatically to every page object it is used on.

Parameters:

pParent

parent document

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Member Function Documentation

const PdfName & PoDoFo::PdfExtGState::GetIdentifier

(

)

const [inline]

Returns the identifier of this ExtGState how it is known in the pages resource dictionary.

Returns:

PdfName containing the identifier (e.g. /ExtGS13)

void PoDoFo::PdfExtGState::SetBlendMode

(

char *

blendMode

)

Sets the transparency blend mode

Parameters:

blendMode

one of the predefined blending modes (see Podofo.h)

void PoDoFo::PdfExtGState::SetFillOpacity

(

float

opac

)

Sets the opacity value to be used for fill operations

Parameters:

opac

a floating point value from 0 (transparent) to 1 (opaque)

void PoDoFo::PdfExtGState::SetFillOverprint

(

bool

enable = true

)

Enables/Disables overprinting for Fill operations

Parameters:

enable

enable or disable

void PoDoFo::PdfExtGState::SetFrequency

(

double

frequency

)

Set the frequency for halftones

Parameters:

frequency

screen frequency, measured in halftone cells per inch in device space

void PoDoFo::PdfExtGState::SetNonZeroOverprint

(

bool

enable = true

)

Enables/Disables non-zero overprint mode

Parameters:

enable

enable or disable

void PoDoFo::PdfExtGState::SetOverprint

(

bool

enable = true

)

Enables/Disables overprinting for both Fill & Stroke

Parameters:

enable

enable or disable

void PoDoFo::PdfExtGState::SetRenderingIntent

(

char *

intent

)

Set the Rendering Intent

Parameters:

intent

one of the predefined intents (see Podofo.h)

void PoDoFo::PdfExtGState::SetStrokeOpacity

(

float

opac

)

Sets the opacity value to be used for stroking operations

Parameters:

opac

a floating point value from 0 (transparent) to 1 (opaque)

void PoDoFo::PdfExtGState::SetStrokeOverprint

(

bool

enable = true

)

Enables/Disables overprinting for Stroke operations

Parameters:

enable

enable or disable

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