wxPdfFontSubsetCff Class Reference

Class representing OpenType Font Subsets. (For internal use only) More...

#include <pdffontsubsetcff.h>

Public Member Functions
	wxPdfFontSubsetCff (const wxString &fileName)
	Default constructor.
virtual	~wxPdfFontSubsetCff ()
	Default destructor.
void	DestructDictionary (wxPdfCffDictionary *dict)
	Destruct dictionary.
wxMemoryOutputStream *	CreateSubset (wxInputStream *inFont, wxPdfChar2GlyphMap *glyphsUsed, bool includeCmap=false)
	Create subset of a font.

Protected Member Functions
bool	ReadCffFont ()
	Read a font which is in CFF format.
bool	ReadHeader ()
	Read the font header.
bool	ReadFontName ()
	Read the font name.
bool	ReadTopDict ()
	Read the top dictionary.
bool	ReadStrings ()
	Read the list of strings.
bool	ReadGlobalSubroutines ()
	read the global subroutines
bool	ReadFontIndex (wxPdfCffIndexArray *index)
	Read a font index.
bool	ReadFontDict (wxPdfCffDictionary *dict, int dictOffset, int dictSize)
	Read a font dictionary.
bool	ReadFdSelect ()
	Read a FD selector.
bool	ReadCidFontDict ()
	Read the font dictionary of a CID font.
bool	ReadPrivateDict (wxPdfCffDictionary *privateDict, wxPdfCffIndexArray *localSubIndex, int offset, int size)
	Read a private dictionary.
wxPdfCffDictElement *	FindDictElement (wxPdfCffDictionary *dict, int key)
	Find a dictionary element.
void	SetDictElementArgument (wxPdfCffDictionary *dict, int key, wxMemoryOutputStream &buffer)
	Set the argument of a dictionary element.
void	RemoveDictElement (wxPdfCffDictionary *dict, int key)
	Remove an element from a dictionary.
int	DecodeInteger ()
	Decode an integer.
void	EncodeIntegerMax (int value, wxMemoryOutputStream &buffer)
	Encode an integer using maximal size.
void	EncodeInteger (int value, wxMemoryOutputStream &buffer)
	Encode an integer.
void	SeekI (int offset)
	Seek to offset in the default font input stream.
int	TellI ()
	Get the current position in the default font input stream.
int	GetSizeI ()
	Get the size of the default font input stream.
unsigned char	ReadByte ()
	Read a byte from the default font input stream.
short	ReadShort ()
	Read a short integer from the default font input stream.
int	ReadInt ()
	Read an integer from the default font input stream.
int	ReadOffset (int offSize)
	Read an offset of specific size from the default font input stream.
int	ReadOperandLength ()
	Read the length of an operand from the default font input stream.
int	ReadOperator ()
	Read an operator from the default font input stream.
wxString	ReadString (int length)
	Read a string from the default font input stream.
void	GenerateFontSubset ()
	Generate the subset.
void	SetRosStrings ()
	Set the ROS strings.
void	SubsetCharstrings ()
	Build the subset of the charstrings' list.
void	SubsetFontDict ()
	Build the subset of the font dictionary.
void	CreateCidFontDict ()
	Create a dictionary for a CID font.
void	SubsetStrings ()
	Build the subset of the strings' list.
void	SubsetDictString (wxPdfCffDictionary *dict, int op)
	Build the subset of a dictionary string.
void	SubsetDictStrings (wxPdfCffDictionary *dict)
	Build the subset of the strings' dictionary.
void	SeekO (int offset)
	Seek offset in the default output stream.
int	TellO ()
	Get the current position in the default output stream.
void	WriteFontSubset ()
	Write the font's subset to the default output stream.
void	WriteHeader ()
	Write the font header.
void	WriteName ()
	Write the font's name.
void	WriteTopDict ()
	Write the top dictionary.
void	WriteDict (wxPdfCffDictionary *dict)
	Write a dictionary.
void	WriteDictOperator (wxPdfCffDictElement *op)
	Write a dictionary operator.
void	SetTopDictOperatorToCurrentPosition (int op)
	Set a top dictionary operator to the current position.
int	GetLocation (wxPdfCffDictionary *dict, int op)
	Get the location of a dictionary in the default output stream.
void	WriteStrings ()
	Write the list of strings.
void	WriteGlobalSubrs ()
	Write the list of global subroutines.
void	WriteCharset ()
	Write the charset.
void	WriteFdSelect ()
	Write the FD selector.
void	WriteCharStrings ()
	Write the list of charstrings.
void	WriteCidFontDict ()
	Write the CID font dictionary.
void	WriteCidPrivateDictAndLocalSub ()
	Write a CID private dictionary and local subroutines.
void	WritePrivateDict (int dictNum, wxPdfCffDictionary *parentDict, wxPdfCffDictionary *privateDict)
	Write a private dictionary.
void	WriteLocalSub (int dictNum, wxPdfCffDictionary *privateDict, wxPdfCffIndexArray *localSubIndex)
	Write the local subroutines.
void	WriteIndex (wxPdfCffIndexArray *index)
	Write an index.
void	WriteInteger (int value, int size, wxMemoryOutputStream *buffer)
	Write an integer.
void	FindLocalAndGlobalSubrsUsed ()
	Find the local and global subroutines used.
void	SubsetSubrs (wxPdfCffIndexArray &subrIndex, wxPdfSortedArrayInt &subrsUsed)
	Build the subset of the subroutines.
void	FindSubrsUsed (int fd, wxPdfCffIndexArray &localSubIndex, wxPdfSortedArrayInt &hSubrsUsed, wxArrayInt &lSubrsUsed)
	Find the subroutines used.
void	FindGlobalSubrsUsed ()
	Find the global subroutines use.

Detailed Description

Class representing OpenType Font Subsets. (For internal use only)

Constructor & Destructor Documentation

wxPdfFontSubsetCff()

wxPdfFontSubsetCff::wxPdfFontSubsetCff

(

const wxString &

fileName

)

Default constructor.

~wxPdfFontSubsetCff()

virtual wxPdfFontSubsetCff::~wxPdfFontSubsetCff ( )

virtual

Default destructor.

Member Function Documentation

CreateCidFontDict()

void wxPdfFontSubsetCff::CreateCidFontDict ( )

protected

Create a dictionary for a CID font.

CreateSubset()

wxMemoryOutputStream * wxPdfFontSubsetCff::CreateSubset	(	wxInputStream *	inFont,
		wxPdfChar2GlyphMap *	glyphsUsed,
		bool	includeCmap = false )

Create subset of a font.

Parameters

inFont	stream containing the font data
glyphsUsed	a list of used glyphs
includeCmap	flag whether to include the CMap table

Returns

the stream containing the font subset

DecodeInteger()

int wxPdfFontSubsetCff::DecodeInteger ( )

protected

Decode an integer.

DestructDictionary()

void wxPdfFontSubsetCff::DestructDictionary

(

wxPdfCffDictionary *

dict

)

Destruct dictionary.

Parameters

dict	reference of the dictionary to be destructed

EncodeInteger()

void wxPdfFontSubsetCff::EncodeInteger ( int value, wxMemoryOutputStream & buffer )

protected

Encode an integer.

EncodeIntegerMax()

void wxPdfFontSubsetCff::EncodeIntegerMax ( int value, wxMemoryOutputStream & buffer )

protected

Encode an integer using maximal size.

FindDictElement()

wxPdfCffDictElement * wxPdfFontSubsetCff::FindDictElement ( wxPdfCffDictionary * dict, int key )

protected

Find a dictionary element.

FindGlobalSubrsUsed()

void wxPdfFontSubsetCff::FindGlobalSubrsUsed ( )

protected

Find the global subroutines use.

FindLocalAndGlobalSubrsUsed()

void wxPdfFontSubsetCff::FindLocalAndGlobalSubrsUsed ( )

protected

Find the local and global subroutines used.

FindSubrsUsed()

void wxPdfFontSubsetCff::FindSubrsUsed ( int fd, wxPdfCffIndexArray & localSubIndex, wxPdfSortedArrayInt & hSubrsUsed, wxArrayInt & lSubrsUsed )

protected

Find the subroutines used.

GenerateFontSubset()

void wxPdfFontSubsetCff::GenerateFontSubset ( )

protected

Generate the subset.

GetLocation()

int wxPdfFontSubsetCff::GetLocation ( wxPdfCffDictionary * dict, int op )

protected

Get the location of a dictionary in the default output stream.

GetSizeI()

int wxPdfFontSubsetCff::GetSizeI ( )

protected

Get the size of the default font input stream.

ReadByte()

unsigned char wxPdfFontSubsetCff::ReadByte ( )

protected

Read a byte from the default font input stream.

ReadCffFont()

bool wxPdfFontSubsetCff::ReadCffFont ( )

protected

Read a font which is in CFF format.

ReadCidFontDict()

bool wxPdfFontSubsetCff::ReadCidFontDict ( )

protected

Read the font dictionary of a CID font.

ReadFdSelect()

bool wxPdfFontSubsetCff::ReadFdSelect ( )

protected

Read a FD selector.

ReadFontDict()

bool wxPdfFontSubsetCff::ReadFontDict ( wxPdfCffDictionary * dict, int dictOffset, int dictSize )

protected

Read a font dictionary.

ReadFontIndex()

bool wxPdfFontSubsetCff::ReadFontIndex ( wxPdfCffIndexArray * index )

protected

Read a font index.

ReadFontName()

bool wxPdfFontSubsetCff::ReadFontName ( )

protected

Read the font name.

ReadGlobalSubroutines()

bool wxPdfFontSubsetCff::ReadGlobalSubroutines ( )

protected

read the global subroutines

ReadHeader()

bool wxPdfFontSubsetCff::ReadHeader ( )

protected

Read the font header.

ReadInt()

int wxPdfFontSubsetCff::ReadInt ( )

protected

Read an integer from the default font input stream.

ReadOffset()

int wxPdfFontSubsetCff::ReadOffset ( int offSize )

protected

Read an offset of specific size from the default font input stream.

ReadOperandLength()

int wxPdfFontSubsetCff::ReadOperandLength ( )

protected

Read the length of an operand from the default font input stream.

ReadOperator()

int wxPdfFontSubsetCff::ReadOperator ( )

protected

Read an operator from the default font input stream.

ReadPrivateDict()

bool wxPdfFontSubsetCff::ReadPrivateDict ( wxPdfCffDictionary * privateDict, wxPdfCffIndexArray * localSubIndex, int offset, int size )

protected

Read a private dictionary.

ReadShort()

short wxPdfFontSubsetCff::ReadShort ( )

protected

Read a short integer from the default font input stream.

ReadString()

wxString wxPdfFontSubsetCff::ReadString ( int length )

protected

Read a string from the default font input stream.

ReadStrings()

bool wxPdfFontSubsetCff::ReadStrings ( )

protected

Read the list of strings.

ReadTopDict()

bool wxPdfFontSubsetCff::ReadTopDict ( )

protected

Read the top dictionary.

RemoveDictElement()

void wxPdfFontSubsetCff::RemoveDictElement ( wxPdfCffDictionary * dict, int key )

protected

Remove an element from a dictionary.

SeekI()

void wxPdfFontSubsetCff::SeekI ( int offset )

protected

Seek to offset in the default font input stream.

SeekO()

void wxPdfFontSubsetCff::SeekO ( int offset )

protected

Seek offset in the default output stream.

SetDictElementArgument()

void wxPdfFontSubsetCff::SetDictElementArgument ( wxPdfCffDictionary * dict, int key, wxMemoryOutputStream & buffer )

protected

Set the argument of a dictionary element.

SetRosStrings()

void wxPdfFontSubsetCff::SetRosStrings ( )

protected

Set the ROS strings.

SetTopDictOperatorToCurrentPosition()

void wxPdfFontSubsetCff::SetTopDictOperatorToCurrentPosition ( int op )

protected

Set a top dictionary operator to the current position.

SubsetCharstrings()

void wxPdfFontSubsetCff::SubsetCharstrings ( )

protected

Build the subset of the charstrings' list.

SubsetDictString()

void wxPdfFontSubsetCff::SubsetDictString ( wxPdfCffDictionary * dict, int op )

protected

Build the subset of a dictionary string.

SubsetDictStrings()

void wxPdfFontSubsetCff::SubsetDictStrings ( wxPdfCffDictionary * dict )

protected

Build the subset of the strings' dictionary.

SubsetFontDict()

void wxPdfFontSubsetCff::SubsetFontDict ( )

protected

Build the subset of the font dictionary.

SubsetStrings()

void wxPdfFontSubsetCff::SubsetStrings ( )

protected

Build the subset of the strings' list.

SubsetSubrs()

void wxPdfFontSubsetCff::SubsetSubrs ( wxPdfCffIndexArray & subrIndex, wxPdfSortedArrayInt & subrsUsed )

protected

Build the subset of the subroutines.

TellI()

int wxPdfFontSubsetCff::TellI ( )

protected

Get the current position in the default font input stream.

TellO()

int wxPdfFontSubsetCff::TellO ( )

protected

Get the current position in the default output stream.

WriteCharset()

void wxPdfFontSubsetCff::WriteCharset ( )

protected

Write the charset.

WriteCharStrings()

void wxPdfFontSubsetCff::WriteCharStrings ( )

protected

Write the list of charstrings.

WriteCidFontDict()

void wxPdfFontSubsetCff::WriteCidFontDict ( )

protected

Write the CID font dictionary.

WriteCidPrivateDictAndLocalSub()

void wxPdfFontSubsetCff::WriteCidPrivateDictAndLocalSub ( )

protected

Write a CID private dictionary and local subroutines.

WriteDict()

void wxPdfFontSubsetCff::WriteDict ( wxPdfCffDictionary * dict )

protected

Write a dictionary.

WriteDictOperator()

void wxPdfFontSubsetCff::WriteDictOperator ( wxPdfCffDictElement * op )

protected

Write a dictionary operator.

WriteFdSelect()

void wxPdfFontSubsetCff::WriteFdSelect ( )

protected

Write the FD selector.

WriteFontSubset()

void wxPdfFontSubsetCff::WriteFontSubset ( )

protected

Write the font's subset to the default output stream.

WriteGlobalSubrs()

void wxPdfFontSubsetCff::WriteGlobalSubrs ( )

protected

Write the list of global subroutines.

WriteHeader()

void wxPdfFontSubsetCff::WriteHeader ( )

protected

Write the font header.

WriteIndex()

void wxPdfFontSubsetCff::WriteIndex ( wxPdfCffIndexArray * index )

protected

Write an index.

WriteInteger()

void wxPdfFontSubsetCff::WriteInteger ( int value, int size, wxMemoryOutputStream * buffer )

protected

Write an integer.

WriteLocalSub()

void wxPdfFontSubsetCff::WriteLocalSub ( int dictNum, wxPdfCffDictionary * privateDict, wxPdfCffIndexArray * localSubIndex )

protected

Write the local subroutines.

WriteName()

void wxPdfFontSubsetCff::WriteName ( )

protected

Write the font's name.

WritePrivateDict()

void wxPdfFontSubsetCff::WritePrivateDict ( int dictNum, wxPdfCffDictionary * parentDict, wxPdfCffDictionary * privateDict )

protected

Write a private dictionary.

WriteStrings()

void wxPdfFontSubsetCff::WriteStrings ( )

protected

Write the list of strings.

WriteTopDict()

void wxPdfFontSubsetCff::WriteTopDict ( )

protected

Write the top dictionary.

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The documentation for this class was generated from the following file:

• pdffontsubsetcff.h