PoDoFo 0.9.20
PoDoFo::PdfEncodingMapBase Class Reference

#include <PdfEncodingMap.h>

Inheritance diagram for PoDoFo::PdfEncodingMapBase:
PoDoFo::PdfEncodingMap PdfFontBuiltinType1Encoding

Protected Member Functions

bool tryGetNextCharCode (std::string_view::iterator &it, const std::string_view::iterator &end, PdfCharCode &codeUnit) const override
 
bool tryGetCharCodeSpan (const unicodeview &codePoints, PdfCharCode &codeUnit) const override
 
bool tryGetCharCode (char32_t codePoint, PdfCharCode &codeUnit) const override
 
bool tryGetCodePoints (const PdfCharCode &codeUnit, std::vector< char32_t > &codePoints) const override
 
void AppendToUnicodeEntries (OutputStream &stream, charbuff &temp) const override
 
void AppendCIDMappingEntries (OutputStream &stream, const PdfFont &font, charbuff &temp) const override
 
- Protected Member Functions inherited from PoDoFo::PdfEncodingMap
virtual void getExportObject (PdfIndirectObjectList &objects, PdfName &name, PdfObject *&obj) const
 

Additional Inherited Members

- Public Member Functions inherited from PoDoFo::PdfEncodingMap
bool TryGetNextCharCode (std::string_view::iterator &it, const std::string_view::iterator &end, PdfCharCode &codeUnit) const
 
bool TryGetCharCode (char32_t codePoint, PdfCharCode &codeUnit) const
 
bool TryGetCharCode (const unicodeview &codePoints, PdfCharCode &codeUnit) const
 
bool TryGetCharCode (unsigned cid, PdfCharCode &codeUnit) const
 
bool TryGetNextCID (std::string_view::iterator &it, const std::string_view::iterator &end, PdfCID &cid) const
 
bool TryGetNextCodePoints (std::string_view::iterator &it, const std::string_view::iterator &end, std::vector< char32_t > &codePoints) const
 
bool TryGetCodePoints (const PdfCharCode &codeUnit, std::vector< char32_t > &codePoints) const
 
PdfEncodingMapType GetType () const
 
virtual bool IsBuiltinEncoding () const
 
virtual bool HasLigaturesSupport () const
 
bool TryGetExportObject (PdfIndirectObjectList &objects, PdfName &name, PdfObject *&obj) const
 

Detailed Description

Basic PdfEncodingMap implementation using a PdfCharCodeMap

Member Function Documentation

◆ AppendCIDMappingEntries()

void PdfEncodingMapBase::AppendCIDMappingEntries ( OutputStream & stream,
const PdfFont & font,
charbuff & temp ) const
overrideprotectedvirtual

During a PdfEncoding::ExportToFont() append "begincidchar" and/or "begincidrange" entries. See Adobe tecnichal notes #5014\

To be called by PdfEncoding

Implements PoDoFo::PdfEncodingMap.

◆ AppendToUnicodeEntries()

void PdfEncodingMapBase::AppendToUnicodeEntries ( OutputStream & stream,
charbuff & temp ) const
overrideprotectedvirtual

During a WriteToUnicodeCMap append "beginbfchar" and "beginbfrange" entries. "bf" stands for Base Font, see Adobe tecnichal notes #5014

To be called by PdfEncoding

Implements PoDoFo::PdfEncodingMap.

◆ tryGetCharCode()

bool PdfEncodingMapBase::tryGetCharCode ( char32_t codePoint,
PdfCharCode & codeUnit ) const
overrideprotectedvirtual

Try get char code unit from unicode code point

Implements PoDoFo::PdfEncodingMap.

◆ tryGetCharCodeSpan()

bool PdfEncodingMapBase::tryGetCharCodeSpan ( const unicodeview & ligature,
PdfCharCode & codeUnit ) const
overrideprotectedvirtual

Try get next char code unit from a ligature

Parameters
ligaturethe span has at least 2 unicode code points
Remarks
Default implementation just throws

Reimplemented from PoDoFo::PdfEncodingMap.

◆ tryGetCodePoints()

bool PdfEncodingMapBase::tryGetCodePoints ( const PdfCharCode & codeUnit,
std::vector< char32_t > & codePoints ) const
overrideprotectedvirtual

Get code points from a code unit

Parameters
wantCIDtrue requires mapping to CID identifier, false for Unicode code points

Implements PoDoFo::PdfEncodingMap.

◆ tryGetNextCharCode()

bool PdfEncodingMapBase::tryGetNextCharCode ( std::string_view::iterator & it,
const std::string_view::iterator & end,
PdfCharCode & codeUnit ) const
overrideprotectedvirtual

Try get next char code unit from a utf8 string range

Remarks
Default implementation just throws

Reimplemented from PoDoFo::PdfEncodingMap.