ttf.cpp File Reference

#include <sys/utf.h>
#include "ttf.h"

Include dependency graph for ttf.cpp:

Classes
struct	_ttf_vertices_

Macros
#define	GLYF_FLAG_ONCURVE   (1<<0)
#define	GLYF_FLAG_XSHORT_VECT   (1<<1)
#define	GLYF_FLAG_YSHORT_VECT   (1<<2)
#define	GLYF_FLAG_REPEAT   (1<<3)
#define	GLYF_FLAG_POSITIVE_XSHORT_VECT   (1<<4)
#define	GLYF_FLAG_POSITIVE_YSHORT_VECT   (1<<5)
#define	ARG_1_AND_2_ARE_WORDS   (1<<0)
#define	ARGS_ARE_XY_VALUES   (1<<1)
#define	ROUND_XY_TO_GRID   (1<<2)
#define	WE_HAVE_A_SCALE   (1<<3)
#define	MORE_COMPONENTS   (1<<5)
#define	WE_HAVE_AN_X_AND_Y_SCALE   (1<<6)
#define	WE_HAVE_A_TWO_BY_TWO   (1<<7)
#define	WE_HAVE_INSTRUCTIONS   (1<<8)
#define	USE_MY_METRICS   (1<<9)
#define	OVERLAP_COMPUND   (1<<10)

Typedefs
typedef struct _ttf_vertices_	TTFVertices

Functions
int	TTFSwap32 (int value)
uint16_t	TTFSwap16 (uint16_t value)
uint8_t	TTF_READ_8 (TTFont *f)
uint16_t	TTF_READ_16 (TTFont *f)
uint32_t	UTF8toUnicode (uint8_t c)
void	TTFSetFontSize (TTFont *font, float pointSz)
uint32_t	TTFGetGlyph (TTFont *font, uint32_t codepoint)
void	TTFDrawSimpleGlyf (TTFont *font, uint32_t glyphOffset, float xoff, float yoff)
void	TTFDrawGlyph (TTFont *font, uint32_t glyph, int xOff, int yOff)
TTFont *	TTFLoadFont (ChCanvas *canv, unsigned char *buffer)

Macro Definition Documentation

ARG_1_AND_2_ARE_WORDS

#define ARG_1_AND_2_ARE_WORDS   (1<<0)

ARGS_ARE_XY_VALUES

#define ARGS_ARE_XY_VALUES   (1<<1)

GLYF_FLAG_ONCURVE

#define GLYF_FLAG_ONCURVE   (1<<0)

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

GLYF_FLAG_POSITIVE_XSHORT_VECT

#define GLYF_FLAG_POSITIVE_XSHORT_VECT   (1<<4)

GLYF_FLAG_POSITIVE_YSHORT_VECT

#define GLYF_FLAG_POSITIVE_YSHORT_VECT   (1<<5)

GLYF_FLAG_REPEAT

#define GLYF_FLAG_REPEAT   (1<<3)

GLYF_FLAG_XSHORT_VECT

#define GLYF_FLAG_XSHORT_VECT   (1<<1)

GLYF_FLAG_YSHORT_VECT

#define GLYF_FLAG_YSHORT_VECT   (1<<2)

MORE_COMPONENTS

#define MORE_COMPONENTS   (1<<5)

OVERLAP_COMPUND

#define OVERLAP_COMPUND   (1<<10)

ROUND_XY_TO_GRID

#define ROUND_XY_TO_GRID   (1<<2)

USE_MY_METRICS

#define USE_MY_METRICS   (1<<9)

WE_HAVE_A_SCALE

#define WE_HAVE_A_SCALE   (1<<3)

WE_HAVE_A_TWO_BY_TWO

#define WE_HAVE_A_TWO_BY_TWO   (1<<7)

WE_HAVE_AN_X_AND_Y_SCALE

#define WE_HAVE_AN_X_AND_Y_SCALE   (1<<6)

WE_HAVE_INSTRUCTIONS

#define WE_HAVE_INSTRUCTIONS   (1<<8)

Typedef Documentation

TTFVertices

typedef struct _ttf_vertices_ TTFVertices

Function Documentation

TTF_READ_16()

uint16_t TTF_READ_16

(

TTFont *

f

)

TTF_READ_8()

uint8_t TTF_READ_8

(

TTFont *

f

)

TTFDrawGlyph()

void TTFDrawGlyph	(	TTFont *	font,
		uint32_t	glyph,
		int	xOff,
		int	yOff
	)

TTFDrawSimpleGlyf()

void TTFDrawSimpleGlyf	(	TTFont *	font,
		uint32_t	glyphOffset,
		float	xoff,
		float	yoff
	)

TTFGetGlyph()

uint32_t TTFGetGlyph	(	TTFont *	font,
		uint32_t	codepoint
	)

TTFLoadFont()

TTFont * TTFLoadFont	(	ChCanvas *	canv,
		unsigned char *	buffer
	)

TTFSetFontSize()

void TTFSetFontSize	(	TTFont *	font,
		float	pointSz
	)

TTFSwap16()

uint16_t TTFSwap16

(

uint16_t

value

)

TTFSwap32()

int TTFSwap32

(

int

value

)

UTF8toUnicode()

uint32_t UTF8toUnicode

(

uint8_t

c

)