PoDoFo::PdfFontTTFSubset Class Reference

#include <PdfFontTTFSubset.h>

Public Types
enum	EFontFileType { eFontFileType_TTF , eFontFileType_TTC , eFontFileType_OTF , eFontFileType_Unknown }

Public Member Functions
	PdfFontTTFSubset (const char *pszFontFileName, PdfFontMetrics *pMetrics, unsigned short nFaceIndex=0)
	PdfFontTTFSubset (PdfInputDevice *pDevice, PdfFontMetrics *pMetrics, EFontFileType eType, unsigned short nFaceIndex=0)
void	BuildFont (PdfRefCountedBuffer &outputBuffer, const std::set< pdf_utf16be > &usedChars, std::vector< unsigned char > &cidSet)

Detailed Description

This class is able to build a new TTF font with only certain glyphs from an existing font.

Member Enumeration Documentation

EFontFileType

enum PoDoFo::PdfFontTTFSubset::EFontFileType

Internal enum specifying the type of a fontfile.

Enumerator
eFontFileType_TTF	TrueType Font.
eFontFileType_TTC	TrueType Collection.
eFontFileType_OTF	OpenType Font.
eFontFileType_Unknown	Unknown.

Constructor & Destructor Documentation

PdfFontTTFSubset() [1/2]

PoDoFo::PdfFontTTFSubset::PdfFontTTFSubset	(	const char *	pszFontFileName,
		PdfFontMetrics *	pMetrics,
		unsigned short	nFaceIndex = 0
	)

Create a new PdfFontTTFSubset from an existing TTF font file.

Parameters

pszFontFileName	path to a TTF file
pMetrics	font metrics object for this font
nFaceIndex	index of the face inside of the font

PdfFontTTFSubset() [2/2]

PoDoFo::PdfFontTTFSubset::PdfFontTTFSubset	(	PdfInputDevice *	pDevice,
		PdfFontMetrics *	pMetrics,
		EFontFileType	eType,
		unsigned short	nFaceIndex = 0
	)

Create a new PdfFontTTFSubset from an existing TTF font file using an input device.

Parameters

pDevice	a PdfInputDevice
pMetrics	font metrics object for this font
eType	the type of the font
nFaceIndex	index of the face inside of the font

Member Function Documentation

BuildFont()

void PoDoFo::PdfFontTTFSubset::BuildFont	(	PdfRefCountedBuffer &	outputBuffer,
		const std::set< pdf_utf16be > &	usedChars,
		std::vector< unsigned char > &	cidSet
	)

Actually generate the subsetted font

Parameters

pOutputDevice

write the font to this device