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Diffstat (limited to 'Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/include/efont/metrics.hh')
-rw-r--r-- | Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/include/efont/metrics.hh | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/include/efont/metrics.hh b/Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/include/efont/metrics.hh new file mode 100644 index 00000000000..21a5f1796fb --- /dev/null +++ b/Build/source/texk/lcdf-typetools/lcdf-typetools-2.100/include/efont/metrics.hh @@ -0,0 +1,177 @@ +// -*- related-file-name: "../../libefont/metrics.cc" -*- +#ifndef EFONT_METRICS_HH +#define EFONT_METRICS_HH +#include <lcdf/permstr.hh> +#include <lcdf/vector.hh> +#include <lcdf/hashmap.hh> +#include <efont/encoding.hh> +#include <efont/pairop.hh> +namespace Efont { +class MetricsXt; + +class Metrics { public: + + Metrics(); + Metrics(PermString font_name, PermString full_name, const Metrics &); + ~Metrics(); + + void use() { _uses++; } + void unuse() { if (--_uses == 0) delete this; } + + // GLOBALS + + PermString font_name() const { return _font_name; } + PermString family() const { return _family; } + PermString full_name() const { return _full_name; } + PermString weight() const { return _weight; } + PermString version() const { return _version; } + + void set_font_name(PermString); + void set_family(PermString s) { _family = s; } + void set_full_name(PermString s) { _full_name = s; } + void set_weight(PermString s) { _weight = s; } + void set_version(PermString s) { _version = s; } + + // GLYPHS + + int nglyphs() const { return _names.size(); } + PermString name(GlyphIndex gi) const { return _names[gi]; } + GlyphIndex find(PermString n) const { return _name_map[n]; } + + int code(GlyphIndex gi) const { return _encoding.code(gi); } + GlyphIndex find_code(int c) const { return _encoding.find_code(c); } + void set_code(GlyphIndex gi, int c) { _encoding.set_code(gi, c); } + + GlyphIndex add_glyph(PermString); + void reserve_glyphs(int); + + // DIMENSIONS + + double scale() const { return _scale; } + void set_scale(double d) { _scale = d; } + + int nfd() const { return _fdv.size(); } + int nkv() const { return _kernv.size(); } + + double fd(int i) const { return _fdv[i]; } + double wd(int i) const { return _wdv[i]; } + double lf(int i) const { return _lfv[i]; } + double rt(int i) const { return _rtv[i]; } + double tp(int i) const { return _tpv[i]; } + double bt(int i) const { return _btv[i]; } + double kv(int i) const { return _kernv[i]; } + + double &fd(int i) { return _fdv[i]; } + double &wd(int i) { return _wdv[i]; } + double &lf(int i) { return _lfv[i]; } + double &rt(int i) { return _rtv[i]; } + double &tp(int i) { return _tpv[i]; } + double &bt(int i) { return _btv[i]; } + double &kv(int i) { return _kernv[i]; } + + inline int add_kv(double d); + + void interpolate_dimens(const Metrics &, double, bool increment); + + // PAIR PROGRAM + + PairProgram *pair_program() { return &_pairp; } + const PairProgram *pair_program() const { return &_pairp; } + inline bool add_kern(GlyphIndex, GlyphIndex, int); + inline bool add_lig(GlyphIndex, GlyphIndex, GlyphIndex, int = opLigSimple); + + // EXTENSIONS + + MetricsXt *find_xt(PermString name) const { return _xt[_xt_map[name]]; } + void add_xt(MetricsXt *); + + private: + + PermString _font_name; + + PermString _family; + PermString _full_name; + PermString _weight; + PermString _version; + + HashMap<PermString, GlyphIndex> _name_map; + Vector<PermString> _names; + Encoding8 _encoding; + + double _scale; + + Vector<double> _fdv; + Vector<double> _wdv; + Vector<double> _lfv; + Vector<double> _rtv; + Vector<double> _tpv; + Vector<double> _btv; + + PairProgram _pairp; + Vector<double> _kernv; + + HashMap<PermString, int> _xt_map; + Vector<MetricsXt *> _xt; + + unsigned _uses; + +}; + + +class MetricsXt { + + public: + + MetricsXt() { } + virtual ~MetricsXt() { } + + virtual PermString kind() const = 0; + + virtual void reserve_glyphs(int) { } + +}; + + +enum FontDimensionDefs { + + fdCapHeight = 0, + fdXHeight, + fdAscender, + fdDescender, + + fdItalicAngle, + fdUnderlinePosition, + fdUnderlineThickness, + + fdFontBBllx, + fdFontBBlly, + fdFontBBurx, + fdFontBBury, + + fdStdHW, + fdStdVW, + + fdLast + +}; + + +inline bool Metrics::add_kern(GlyphIndex g1, GlyphIndex g2, int ki) +{ + return _pairp.add_kern(g1, g2, ki); +} + +inline bool Metrics::add_lig(GlyphIndex g1, GlyphIndex g2, GlyphIndex gr, int kind) +{ + return _pairp.add_lig(g1, g2, gr, kind); +} + +inline int Metrics::add_kv(double d) +{ + int k = _kernv.size(); + _kernv.push_back(d); + return k; +} + +} +#endif |