diff options
Diffstat (limited to 'Build/source/texk/lcdf-typetools/lcdf-typetools-src/include/efont/t1cs.hh')
-rw-r--r-- | Build/source/texk/lcdf-typetools/lcdf-typetools-src/include/efont/t1cs.hh | 345 |
1 files changed, 0 insertions, 345 deletions
diff --git a/Build/source/texk/lcdf-typetools/lcdf-typetools-src/include/efont/t1cs.hh b/Build/source/texk/lcdf-typetools/lcdf-typetools-src/include/efont/t1cs.hh deleted file mode 100644 index d9f36db6cd9..00000000000 --- a/Build/source/texk/lcdf-typetools/lcdf-typetools-src/include/efont/t1cs.hh +++ /dev/null @@ -1,345 +0,0 @@ -// -*- related-file-name: "../../libefont/t1cs.cc" -*- -#ifndef EFONT_T1CS_HH -#define EFONT_T1CS_HH -#include <lcdf/permstr.hh> -#include <lcdf/string.hh> -#include <lcdf/vector.hh> -#include <lcdf/inttypes.h> -namespace Efont { - -// Allow unknown doubles to have some `fuzz' -- so if an unknown double -// is a bit off from the canonical UNKDOUBLE value, we'll still recognize -// it as unknown. (Useful for interpolation.) -#define UNKDOUBLE -9.79797e97 -#define MIN_KNOWN_DOUBLE -9.69696e97 -#define KNOWN(d) ((d) >= MIN_KNOWN_DOUBLE) - -class CharstringProgram; -class CharstringInterp; -struct CharstringContext; -class MultipleMasterSpace; -class Type1Encoding; - -class Charstring { public: - - Charstring() { } - virtual ~Charstring(); - - virtual bool process(CharstringInterp &) const = 0; - - enum Commands { - cError = 0, - cHstem = 1, - cVstem = 3, - cVmoveto = 4, - cRlineto = 5, - cHlineto = 6, - cVlineto = 7, - cRrcurveto = 8, - cClosepath = 9, - cCallsubr = 10, - cReturn = 11, - cEscape = 12, - cHsbw = 13, - cEndchar = 14, - cBlend = 16, - cHstemhm = 18, - cHintmask = 19, - cCntrmask = 20, - cRmoveto = 21, - cHmoveto = 22, - cVstemhm = 23, - cRcurveline = 24, - cRlinecurve = 25, - cVvcurveto = 26, - cHhcurveto = 27, - cShortint = 28, - cCallgsubr = 29, - cVhcurveto = 30, - cHvcurveto = 31, - - cEscapeDelta = 32, - cDotsection = 32 + 0, - cVstem3 = 32 + 1, - cHstem3 = 32 + 2, - cAnd = 32 + 3, - cOr = 32 + 4, - cNot = 32 + 5, - cSeac = 32 + 6, - cSbw = 32 + 7, - cStore = 32 + 8, - cAbs = 32 + 9, - cAdd = 32 + 10, - cSub = 32 + 11, - cDiv = 32 + 12, - cLoad = 32 + 13, - cNeg = 32 + 14, - cEq = 32 + 15, - cCallothersubr = 32 + 16, - cPop = 32 + 17, - cDrop = 32 + 18, - cPut = 32 + 20, - cGet = 32 + 21, - cIfelse = 32 + 22, - cRandom = 32 + 23, - cMul = 32 + 24, - cSqrt = 32 + 26, - cDup = 32 + 27, - cExch = 32 + 28, - cIndex = 32 + 29, - cRoll = 32 + 30, - cSetcurrentpoint = 32 + 33, - cHflex = 32 + 34, - cFlex = 32 + 35, - cHflex1 = 32 + 36, - cFlex1 = 32 + 37, - - cLastCommand = cFlex1 - }; - - enum OthersubrCommands { - othcFlexend = 0, - othcFlexbegin = 1, - othcFlexmiddle = 2, - othcReplacehints = 3, - othcCountercontrolpart = 12, - othcCountercontrol = 13, - othcMM1 = 14, - othcMM2 = 15, - othcMM3 = 16, - othcMM4 = 17, - othcMM6 = 18, - othcITC_load = 19, - othcITC_add = 20, - othcITC_sub = 21, - othcITC_mul = 22, - othcITC_div = 23, - othcITC_put = 24, - othcITC_get = 25, - othcITC_unknown = 26, - othcITC_ifelse = 27, - othcITC_random = 28 - }; - - static String command_name(int); - static const char * const command_names[]; - - static const char * const standard_encoding[256]; - -}; - - -class Type1Charstring : public Charstring { public: - - Type1Charstring() { } - inline Type1Charstring(const String &); // unencrypted - Type1Charstring(int lenIV, const String &); // encrypted - // default copy constructor - // default destructor - // default assignment operator - - inline const uint8_t *data() const; - int length() const { return _s.length(); } - operator String::unspecified_bool_type() const { return _s; } - - inline const String &data_string() const; - inline String substring(int pos, int len) const; - int first_caret_after(int pos) const; - - inline void assign(const String &); - void prepend(const Type1Charstring &); - void assign_substring(int pos, int len, const String &); - - bool process(CharstringInterp &) const; - - private: - - mutable String _s; - mutable int _key; - - void decrypt() const; - -}; - - -class Type2Charstring : public Charstring { public: - - Type2Charstring() { } - inline Type2Charstring(const String &); - // default copy constructor - // default destructor - // default assignment operator - - inline const uint8_t *data() const; - int length() const { return _s.length(); } - - bool process(CharstringInterp &) const; - - private: - - String _s; - -}; - - -struct CharstringContext { - - CharstringContext(const CharstringProgram *program_, const Charstring *cs_) : program(program_), cs(cs_) { } - - operator String::unspecified_bool_type() const { - return cs != 0 ? &String::length : 0; - } - - const CharstringProgram *program; - const Charstring *cs; - -}; - - -class CharstringProgram { public: - - explicit CharstringProgram(unsigned units_per_em); - virtual ~CharstringProgram() { } - - virtual PermString font_name() const { return PermString(); } - virtual void font_matrix(double[6]) const; - unsigned units_per_em() const { return _units_per_em; } - - inline const CharstringProgram *program(int) const; - virtual const CharstringProgram *child_program(int) const; - bool parent_program() const { return _parent_program; } - void set_parent_program(bool pp) { _parent_program = pp; } - - virtual int nsubrs() const { return 0; } - virtual Charstring *subr(int) const { return 0; } - virtual int subr_bias() const { return 0; } - - virtual int ngsubrs() const { return 0; } - virtual Charstring *gsubr(int) const { return 0; } - virtual int gsubr_bias() const { return 0; } - - inline int nxsubrs(bool g) const; - inline Charstring *xsubr(bool g, int) const; - inline int xsubr_bias(bool g) const; - - virtual int nglyphs() const { return 0; } - virtual PermString glyph_name(int) const { return PermString(); } - virtual void glyph_names(Vector<PermString> &) const; - virtual Charstring *glyph(int) const { return 0; } - virtual Charstring *glyph(PermString) const { return 0; } - - inline CharstringContext glyph_context(int) const; - inline CharstringContext glyph_context(PermString) const; - - virtual bool is_mm() const { return mmspace() != 0; } - virtual MultipleMasterSpace *mmspace() const { return 0; } - enum VectorType { VEC_WEIGHT = 0, VEC_NORM_DESIGN = 1, VEC_DESIGN = 2 }; - virtual Vector<double> *mm_vector(VectorType, bool writable) const; - - virtual Type1Encoding *type1_encoding() const { return 0; } - - virtual double global_width_x(bool is_nominal) const; - - private: - - bool _parent_program; - uint16_t _units_per_em; - -}; - - -enum Type1Defs { - t1Warmup_ee = 4, - t1R_ee = 55665, - t1R_cs = 4330, - t1C1 = 52845, - t1C2 = 22719 -}; - - -inline Type1Charstring::Type1Charstring(const String &s) - : Charstring(), _s(s), _key(-1) -{ -} - -inline void Type1Charstring::assign(const String &s) -{ - _s = s; - _key = -1; -} - -inline const uint8_t *Type1Charstring::data() const -{ - if (_key >= 0) - decrypt(); - return reinterpret_cast<const uint8_t *>(_s.data()); -} - -inline const String &Type1Charstring::data_string() const -{ - if (_key >= 0) - decrypt(); - return _s; -} - -inline String Type1Charstring::substring(int pos, int len) const -{ - if (_key >= 0) - decrypt(); - return _s.substring(pos, len); -} - -inline bool operator==(const Type1Charstring &a, const Type1Charstring &b) -{ - return a.data_string() == b.data_string(); -} - - -inline Type2Charstring::Type2Charstring(const String &s) - : _s(s) -{ -} - -inline const uint8_t *Type2Charstring::data() const -{ - return reinterpret_cast<const uint8_t *>(_s.data()); -} - - -inline int CharstringProgram::nxsubrs(bool g) const -{ - return (g ? ngsubrs() : nsubrs()); -} - -inline Charstring *CharstringProgram::xsubr(bool g, int i) const -{ - return (g ? gsubr(i) : subr(i)); -} - -inline int CharstringProgram::xsubr_bias(bool g) const -{ - return (g ? gsubr_bias() : subr_bias()); -} - -inline const CharstringProgram *CharstringProgram::program(int gi) const -{ - return (_parent_program ? child_program(gi) : this); -} - -inline CharstringContext CharstringProgram::glyph_context(int gi) const -{ - if (!_parent_program) - return CharstringContext(this, glyph(gi)); - else if (const CharstringProgram *p = child_program(gi)) - return CharstringContext(p, p->glyph(gi)); - else - return CharstringContext(0, 0); -} - -inline CharstringContext CharstringProgram::glyph_context(PermString gn) const -{ - return CharstringContext(this, glyph(gn)); -} - -} -#endif |