shithub: fnt

ref: eda59c651d04dfec8592b0b3658ee7dab599f107
dir: /otf.h.in/

/* this file is generated. do not modify. */
typedef struct Otf Otf;
#ifdef __unix__
#include <stdint.h>
typedef int8_t s8int;
typedef int16_t s16int;
typedef int32_t s32int;
typedef int64_t s64int;
typedef uint8_t u8int;
typedef uint16_t u16int;
typedef uint32_t u32int;
typedef uint64_t u64int;
typedef uint32_t Rune;
char *otferrstr(void);
#else
#pragma incomplete Otf
#endif

typedef struct Otfile Otfile;

struct Otfile {
	void *aux;
	int (*seek)(void *aux, int off, int whence);
	int (*read)(void *aux, void *dst, int sz);
	int (*write)(void *aux, const void *src, int sz);
	int (*print)(void *aux, const char *fmt, ...);
};

typedef struct RuneMapper RuneMapper;

struct RuneMapper {
	int (*rune2glyph)(void *aux,Rune r);
	Rune (*glyph2rune)(void *aux, int g);
	void *aux;
};

#define NoRune (~(Rune)0)

typedef struct ComponentGlyph ComponentGlyph;

enum {
	CGLYPH_FL_SIGNED_XY = 1<<1,
	CGLYPH_FL_ROUND_TO_GRID_XY = 1<<2,
	CGLYPH_FL_MORE_COMPONENTS = 1<<5,
	CGLYPH_FL_SCALE_XY = 1<<6,
	CGLYPH_FL_2X2_TRANSFORM = 1<<7,
	CGLYPH_FL_INSTRUCTIONS = 1<<8,
	CGLYPH_FL_METRICS = 1<<9,
	CGLYPH_FL_SCALED_COMPONENT_OFFSET = 1<<11,
};

struct ComponentGlyph {
	u16int flags;
	u16int glyphIndex;
	union {
		int arg1;
		int dx;
	};
	union {
		int arg2;
		int dy;
	};
	float scaleX, scale01, scale10, scaleY;
	u16int numInstr;
	u8int *instr;
	ComponentGlyph *next;
};

typedef struct Point Point;

struct Point {
	int x;
	int y;
	int onCurve;
};

typedef struct SimpleGlyph SimpleGlyph;

struct SimpleGlyph {
	int numEndPtsOfContours;
	u16int *endPtsOfContours;
	u16int instructionLength;
	u8int *instructions;

	int numPoints;
	Point *points;
};

extern int indentΔ;

Otf *otfopen(Otfile *in);
void otfprint(Otf *o, Otfile *out, int indent);
void otfclose(Otf *o);

/* FIXME these might go eventually */

typedef struct GlyfImage GlyfImage;

struct GlyfImage {
	u8int *b;
	int w;
	int h;
	int baseline;
};

typedef struct Glyf Glyf;
Glyf *otfglyf(Otf *o, int index);
int otfglyfnum(Otf *o);
int otfdrawglyf(Otf *o, Glyf *g, double ppem, double gap, GlyfImage *im);
int otfupem(Otf *o);
int otfrune2glyph(Otf *o, Rune r);
Rune otfglyph2rune(Otf *o, int g);