fontstash.h File Reference

Go to the source code of this file.

Classes
struct	FONSvert
struct	FONSparams
struct	FONSquad
struct	FONStextIter
struct	FONSsdfSettings

Macros
#define	FONS_DEF   extern
#define	FONS_INVALID   -1
#define	FONS_SCRATCH_BUF_SIZE   64000
#define	FONS_HASH_LUT_SIZE   256
#define	FONS_INIT_FONTS   4
#define	FONS_INIT_GLYPHS   256
#define	FONS_INIT_ATLAS_NODES   256
#define	FONS_VERTEX_COUNT   1024
#define	FONS_MAX_STATES   20
#define	FONS_MAX_FALLBACKS   20

Typedefs
typedef struct FONSparams	FONSparams
typedef struct FONSquad	FONSquad
typedef struct FONStextIter	FONStextIter
typedef struct FONSsdfSettings	FONSsdfSettings
typedef struct FONScontext	FONScontext

Enumerations
enum	FONSflags { FONS_ZERO_TOPLEFT = 1 , FONS_ZERO_BOTTOMLEFT = 2 }
enum	FONSalign {   FONS_ALIGN_LEFT = 1<<0 , FONS_ALIGN_CENTER = 1<<1 , FONS_ALIGN_RIGHT = 1<<2 , FONS_ALIGN_TOP = 1<<3 ,   FONS_ALIGN_MIDDLE = 1<<4 , FONS_ALIGN_BOTTOM = 1<<5 , FONS_ALIGN_BASELINE = 1<<6 }
enum	FONSerrorCode { FONS_ATLAS_FULL = 1 , FONS_SCRATCH_FULL = 2 , FONS_STATES_OVERFLOW = 3 , FONS_STATES_UNDERFLOW = 4 }

Functions
FONScontext *	fonsCreateInternal (FONSparams *params)
void	fonsDeleteInternal (FONScontext *s)
void	fonsSetErrorCallback (FONScontext *s, void(*callback)(void *uptr, int error, int val), void *uptr)
void	fonsGetAtlasSize (FONScontext *s, int *width, int *height)
int	fonsExpandAtlas (FONScontext *s, int width, int height)
int	fonsResetAtlas (FONScontext *stash, int width, int height)
int	fonsAddFont (FONScontext *s, const char *name, const char *path)
int	fonsAddFontMem (FONScontext *s, const char *name, unsigned char *data, int ndata, int freeData)
int	fonsAddFontSdf (FONScontext *s, const char *name, const char *path, FONSsdfSettings sdfSettings)
int	fonsAddFontSdfMem (FONScontext *s, const char *name, unsigned char *data, int ndata, int freeData, FONSsdfSettings sdfSettings)
int	fonsGetFontByName (FONScontext *s, const char *name)
int	fonsAddFallbackFont (FONScontext *stash, int base, int fallback)
void	fonsPushState (FONScontext *s)
void	fonsPopState (FONScontext *s)
void	fonsClearState (FONScontext *s)
void	fonsSetSize (FONScontext *s, float size)
void	fonsSetColor (FONScontext *s, unsigned int color)
void	fonsSetSpacing (FONScontext *s, float spacing)
void	fonsSetBlur (FONScontext *s, float blur)
void	fonsSetAlign (FONScontext *s, int align)
void	fonsSetFont (FONScontext *s, int font)
void	fonsSetColour (FONScontext *s, unsigned char colourR, unsigned char colourG, unsigned char colourB, unsigned char colourA)
float	fonsDrawText (FONScontext *s, float x, float y, const char *string, const char *end)
float	fonsTextBounds (FONScontext *s, float x, float y, const char *string, const char *end, float *bounds)
void	fonsLineBounds (FONScontext *s, float y, float *miny, float *maxy)
void	fonsVertMetrics (FONScontext *s, float *ascender, float *descender, float *lineh)
int	fonsTextIterInit (FONScontext *stash, FONStextIter *iter, float x, float y, const char *str, const char *end)
int	fonsTextIterNext (FONScontext *stash, FONStextIter *iter, struct FONSquad *quad)
const unsigned char *	fonsGetTextureData (FONScontext *stash, int *width, int *height)
int	fonsValidateTexture (FONScontext *s, int *dirty)
void	fonsDrawDebug (FONScontext *s, float x, float y)
FONScontext *	dummyfonsCreate (int width, int height, int flags)
void	dummyfonsDelete (FONScontext *ctx)

Macro Definition Documentation

FONS_DEF

#define FONS_DEF   extern

Definition at line 33 of file fontstash.h.

FONS_HASH_LUT_SIZE

#define FONS_HASH_LUT_SIZE   256

Definition at line 188 of file fontstash.h.

FONS_INIT_ATLAS_NODES

#define FONS_INIT_ATLAS_NODES   256

Definition at line 197 of file fontstash.h.

FONS_INIT_FONTS

#define FONS_INIT_FONTS   4

Definition at line 191 of file fontstash.h.

FONS_INIT_GLYPHS

#define FONS_INIT_GLYPHS   256

Definition at line 194 of file fontstash.h.

FONS_INVALID

#define FONS_INVALID   -1

Definition at line 36 of file fontstash.h.

FONS_MAX_FALLBACKS

#define FONS_MAX_FALLBACKS   20

Definition at line 206 of file fontstash.h.

FONS_MAX_STATES

#define FONS_MAX_STATES   20

Definition at line 203 of file fontstash.h.

FONS_SCRATCH_BUF_SIZE

#define FONS_SCRATCH_BUF_SIZE   64000

Definition at line 185 of file fontstash.h.

FONS_VERTEX_COUNT

#define FONS_VERTEX_COUNT   1024

Definition at line 200 of file fontstash.h.

Typedef Documentation

FONScontext

typedef struct FONScontext FONScontext

Definition at line 119 of file fontstash.h.

FONSparams

typedef struct FONSparams FONSparams

Definition at line 83 of file fontstash.h.

FONSquad

typedef struct FONSquad FONSquad

Definition at line 90 of file fontstash.h.

FONSsdfSettings

typedef struct FONSsdfSettings FONSsdfSettings

Definition at line 116 of file fontstash.h.

FONStextIter

typedef struct FONStextIter FONStextIter

Definition at line 103 of file fontstash.h.

Enumeration Type Documentation

FONSalign

enum FONSalign

Enumerator
FONS_ALIGN_LEFT
FONS_ALIGN_CENTER
FONS_ALIGN_RIGHT
FONS_ALIGN_TOP
FONS_ALIGN_MIDDLE
FONS_ALIGN_BOTTOM
FONS_ALIGN_BASELINE

Definition at line 43 of file fontstash.h.

FONSerrorCode

enum FONSerrorCode

Enumerator
FONS_ATLAS_FULL
FONS_SCRATCH_FULL
FONS_STATES_OVERFLOW
FONS_STATES_UNDERFLOW

Definition at line 62 of file fontstash.h.

FONSflags

enum FONSflags

Enumerator
FONS_ZERO_TOPLEFT
FONS_ZERO_BOTTOMLEFT

Definition at line 38 of file fontstash.h.

Function Documentation

dummyfonsCreate()

FONScontext * dummyfonsCreate	(	int	width,
		int	height,
		int	flags
	)

dummyfonsDelete()

void dummyfonsDelete

(

FONScontext *

ctx

)

fonsAddFallbackFont()

int fonsAddFallbackFont	(	FONScontext *	stash,
		int	base,
		int	fallback
	)

fonsAddFont()

int fonsAddFont	(	FONScontext *	s,
		const char *	name,
		const char *	path
	)

fonsAddFontMem()

int fonsAddFontMem	(	FONScontext *	s,
		const char *	name,
		unsigned char *	data,
		int	ndata,
		int	freeData
	)

fonsAddFontSdf()

int fonsAddFontSdf	(	FONScontext *	s,
		const char *	name,
		const char *	path,
		FONSsdfSettings	sdfSettings
	)

fonsAddFontSdfMem()

int fonsAddFontSdfMem	(	FONScontext *	s,
		const char *	name,
		unsigned char *	data,
		int	ndata,
		int	freeData,
		FONSsdfSettings	sdfSettings
	)

fonsClearState()

void fonsClearState

(

FONScontext *

s

)

fonsCreateInternal()

FONScontext * fonsCreateInternal

(

FONSparams *

params

)

fonsDeleteInternal()

void fonsDeleteInternal

(

FONScontext *

s

)

fonsDrawDebug()

void fonsDrawDebug	(	FONScontext *	s,
		float	x,
		float	y
	)

fonsDrawText()

float fonsDrawText	(	FONScontext *	s,
		float	x,
		float	y,
		const char *	string,
		const char *	end
	)

fonsExpandAtlas()

int fonsExpandAtlas	(	FONScontext *	s,
		int	width,
		int	height
	)

fonsGetAtlasSize()

void fonsGetAtlasSize	(	FONScontext *	s,
		int *	width,
		int *	height
	)

fonsGetFontByName()

int fonsGetFontByName	(	FONScontext *	s,
		const char *	name
	)

fonsGetTextureData()

const unsigned char * fonsGetTextureData	(	FONScontext *	stash,
		int *	width,
		int *	height
	)

fonsLineBounds()

void fonsLineBounds	(	FONScontext *	s,
		float	y,
		float *	miny,
		float *	maxy
	)

fonsPopState()

void fonsPopState

(

FONScontext *

s

)

fonsPushState()

void fonsPushState

(

FONScontext *

s

)

fonsResetAtlas()

int fonsResetAtlas	(	FONScontext *	stash,
		int	width,
		int	height
	)

fonsSetAlign()

void fonsSetAlign	(	FONScontext *	s,
		int	align
	)

fonsSetBlur()

void fonsSetBlur	(	FONScontext *	s,
		float	blur
	)

fonsSetColor()

void fonsSetColor	(	FONScontext *	s,
		unsigned int	color
	)

fonsSetColour()

void fonsSetColour	(	FONScontext *	s,
		unsigned char	colourR,
		unsigned char	colourG,
		unsigned char	colourB,
		unsigned char	colourA
	)

fonsSetErrorCallback()

void fonsSetErrorCallback	(	FONScontext *	s,
		void(*)(void *uptr, int error, int val)	callback,
		void *	uptr
	)

fonsSetFont()

void fonsSetFont	(	FONScontext *	s,
		int	font
	)

fonsSetSize()

void fonsSetSize	(	FONScontext *	s,
		float	size
	)

fonsSetSpacing()

void fonsSetSpacing	(	FONScontext *	s,
		float	spacing
	)

fonsTextBounds()

float fonsTextBounds	(	FONScontext *	s,
		float	x,
		float	y,
		const char *	string,
		const char *	end,
		float *	bounds
	)

fonsTextIterInit()

int fonsTextIterInit	(	FONScontext *	stash,
		FONStextIter *	iter,
		float	x,
		float	y,
		const char *	str,
		const char *	end
	)

fonsTextIterNext()

int fonsTextIterNext	(	FONScontext *	stash,
		FONStextIter *	iter,
		struct FONSquad *	quad
	)

fonsValidateTexture()

int fonsValidateTexture	(	FONScontext *	s,
		int *	dirty
	)

fonsVertMetrics()

void fonsVertMetrics	(	FONScontext *	s,
		float *	ascender,
		float *	descender,
		float *	lineh
	)