@ -1,9 +1,329 @@
# ifndef _EVAS_FONT_H
# define _EVAS_FONT_H
typedef unsigned char DATA8 ;
typedef unsigned long long DATA64 ;
# include <ft2build.h>
# include FT_FREETYPE_H
# include FT_GLYPH_H
# include FT_SIZES_H
# include FT_MODULE_H
# ifndef FT_HAS_COLOR
# define FT_HAS_COLOR(face) 0
# endif
# ifndef FT_LOAD_COLOR
# define FT_LOAD_COLOR FT_LOAD_DEFAULT
# endif
# ifdef EAPI
# undef EAPI
# endif
# ifdef _WIN32
# ifdef EFL_EVAS_BUILD
# ifdef DLL_EXPORT
# define EAPI __declspec(dllexport)
# else
# define EAPI
# endif /* ! DLL_EXPORT */
# else
# define EAPI __declspec(dllimport)
# endif /* ! EFL_EVAS_BUILD */
# else
# ifdef __GNUC__
# if __GNUC__ >= 4
# define EAPI __attribute__ ((visibility("default")))
# else
# define EAPI
# endif
# else
# define EAPI
# endif
# endif /* ! _WIN32 */
# include <Eina.h>
# define LK(x) Eina_Lock x
# define LKU(x) eina_lock_release(&(x))
# define LKL(x) eina_lock_take(&(x))
# define LKD(x) eina_lock_free(&(x))
# include "evas_text_utils.h"
enum _Evas_Font_Style
{
EVAS_FONT_STYLE_SLANT ,
EVAS_FONT_STYLE_WEIGHT ,
EVAS_FONT_STYLE_WIDTH
} ;
enum _Evas_Font_Slant
{
EVAS_FONT_SLANT_NORMAL ,
EVAS_FONT_SLANT_OBLIQUE ,
EVAS_FONT_SLANT_ITALIC
} ;
enum _Evas_Font_Weight
{
EVAS_FONT_WEIGHT_NORMAL ,
EVAS_FONT_WEIGHT_THIN ,
EVAS_FONT_WEIGHT_ULTRALIGHT ,
EVAS_FONT_WEIGHT_EXTRALIGHT ,
EVAS_FONT_WEIGHT_LIGHT ,
EVAS_FONT_WEIGHT_BOOK ,
EVAS_FONT_WEIGHT_MEDIUM ,
EVAS_FONT_WEIGHT_SEMIBOLD ,
EVAS_FONT_WEIGHT_BOLD ,
EVAS_FONT_WEIGHT_ULTRABOLD ,
EVAS_FONT_WEIGHT_EXTRABOLD ,
EVAS_FONT_WEIGHT_BLACK ,
EVAS_FONT_WEIGHT_EXTRABLACK
} ;
enum _Evas_Font_Width
{
EVAS_FONT_WIDTH_NORMAL ,
EVAS_FONT_WIDTH_ULTRACONDENSED ,
EVAS_FONT_WIDTH_EXTRACONDENSED ,
EVAS_FONT_WIDTH_CONDENSED ,
EVAS_FONT_WIDTH_SEMICONDENSED ,
EVAS_FONT_WIDTH_SEMIEXPANDED ,
EVAS_FONT_WIDTH_EXPANDED ,
EVAS_FONT_WIDTH_EXTRAEXPANDED ,
EVAS_FONT_WIDTH_ULTRAEXPANDED
} ;
enum _Evas_Font_Spacing
{
EVAS_FONT_SPACING_PROPORTIONAL ,
EVAS_FONT_SPACING_DUAL ,
EVAS_FONT_SPACING_MONO ,
EVAS_FONT_SPACING_CHARCELL
} ;
typedef enum _Evas_Font_Style Evas_Font_Style ;
typedef enum _Evas_Font_Slant Evas_Font_Slant ;
typedef enum _Evas_Font_Weight Evas_Font_Weight ;
typedef enum _Evas_Font_Width Evas_Font_Width ;
typedef enum _Evas_Font_Spacing Evas_Font_Spacing ;
typedef struct _Evas_Font_Dir Evas_Font_Dir ;
typedef struct _Evas_Font Evas_Font ;
typedef struct _Evas_Font_Alias Evas_Font_Alias ;
typedef struct _Evas_Font_Description Evas_Font_Description ;
typedef struct _RGBA_Font RGBA_Font ;
typedef struct _RGBA_Font_Int RGBA_Font_Int ;
typedef struct _RGBA_Font_Source RGBA_Font_Source ;
typedef struct _RGBA_Font_Glyph RGBA_Font_Glyph ;
typedef struct _RGBA_Font_Glyph_Out RGBA_Font_Glyph_Out ;
typedef struct _Fash_Item_Index_Map Fash_Item_Index_Map ;
typedef struct _Fash_Int_Map Fash_Int_Map ;
typedef struct _Fash_Int_Map2 Fash_Int_Map2 ;
typedef struct _Fash_Int Fash_Int ;
struct _Fash_Item_Index_Map
{
RGBA_Font_Int * fint ;
int index ;
} ;
struct _Fash_Int_Map
{
Fash_Item_Index_Map item [ 256 ] ;
} ;
struct _Fash_Int_Map2
{
Fash_Int_Map * bucket [ 256 ] ;
} ;
struct _Fash_Int
{
Fash_Int_Map2 * bucket [ 256 ] ;
void ( * freeme ) ( Fash_Int * fash ) ;
} ;
typedef struct _Fash_Glyph_Map Fash_Glyph_Map ;
typedef struct _Fash_Glyph_Map2 Fash_Glyph_Map2 ;
typedef struct _Fash_Glyph Fash_Glyph ;
struct _Fash_Glyph_Map
{
RGBA_Font_Glyph * item [ 256 ] ;
} ;
struct _Fash_Glyph_Map2
{
Fash_Glyph_Map * bucket [ 256 ] ;
} ;
struct _Fash_Glyph
{
Fash_Glyph_Map2 * bucket [ 256 ] ;
void ( * freeme ) ( Fash_Glyph * fash ) ;
} ;
typedef enum _Font_Hint_Flags
{
FONT_NO_HINT ,
FONT_AUTO_HINT ,
FONT_BYTECODE_HINT
} Font_Hint_Flags ;
typedef enum _Font_Rend_Flags
{
FONT_REND_REGULAR = 0 ,
FONT_REND_SLANT = ( 1 < < 0 ) ,
FONT_REND_WEIGHT = ( 1 < < 1 ) ,
} Font_Rend_Flags ;
struct _RGBA_Font
{
Eina_List * fonts ;
Fash_Int * fash ;
Font_Hint_Flags hinting ;
int references ;
LK ( lock ) ;
unsigned char sizeok : 1 ;
} ;
struct _Evas_Font_Dir
{
Eina_Hash * lookup ;
Eina_List * fonts ;
Eina_List * aliases ;
DATA64 dir_mod_time ;
DATA64 fonts_dir_mod_time ;
DATA64 fonts_alias_mod_time ;
} ;
struct _Evas_Font
{
struct {
const char * prop [ 14 ] ;
} x ;
struct {
const char * name ;
} simple ;
const char * path ;
char type ;
} ;
struct _Evas_Font_Alias
{
const char * alias ;
Evas_Font * fn ;
} ;
struct _Evas_Font_Description
{
int ref ;
Eina_Stringshare * name ;
Eina_Stringshare * fallbacks ;
Eina_Stringshare * lang ;
Eina_Stringshare * style ;
Evas_Font_Slant slant ;
Evas_Font_Weight weight ;
Evas_Font_Width width ;
Evas_Font_Spacing spacing ;
Eina_Bool is_new : 1 ;
} ;
struct _RGBA_Font_Int
{
EINA_INLIST ;
RGBA_Font_Source * src ;
Eina_Hash * kerning ;
Fash_Glyph * fash ;
unsigned int size ;
float scale_factor ;
int real_size ;
int max_h ;
int references ;
int usage ;
struct {
FT_Size size ;
# ifdef USE_HARFBUZZ
void * hb_font ;
# endif
} ft ;
LK ( ft_mutex ) ;
Font_Hint_Flags hinting ;
Font_Rend_Flags wanted_rend ; /* The wanted rendering style */
Font_Rend_Flags runtime_rend ; /* The rendering we need to do on runtime
in order to comply with the wanted_rend . */
Eina_List * task ;
# ifdef EVAS_CSERVE2
void * cs2_handler ;
# endif
int generation ;
Efl_Text_Font_Bitmap_Scalable bitmap_scalable ;
unsigned char sizeok : 1 ;
unsigned char inuse : 1 ;
} ;
struct _RGBA_Font_Source
{
const char * name ;
const char * file ;
void * data ;
unsigned int current_size ;
int data_size ;
int references ;
struct {
int orig_upem ;
FT_Face face ;
} ft ;
} ;
/*
* laziness wins for now . The parts used from the freetpye struct are
* kept intact to avoid changing the code using it until we know exactly
* what needs to be changed
*/
struct _RGBA_Font_Glyph_Out
{
unsigned char * rle ;
struct {
unsigned char * buffer ;
unsigned short rows ;
unsigned short width ;
unsigned short pitch ;
unsigned short rle_alloc : 1 ;
unsigned short no_free_glout : 1 ;
} bitmap ;
int rle_size ;
} ;
struct _RGBA_Font_Glyph
{
FT_UInt index ;
Evas_Coord width ;
Evas_Coord x_bear ;
Evas_Coord y_bear ;
FT_Glyph glyph ;
RGBA_Font_Glyph_Out * glyph_out ;
/* this is a problem - only 1 engine at a time can extend such a font... grrr */
void * ext_dat ;
void ( * ext_dat_free ) ( void * ext_dat ) ;
RGBA_Font_Int * fi ;
} ;
/* The tangent of the slant angle we do on runtime. */
# define _EVAS_FONT_SLANT_TAN 0.221694663
/* main */
EAPI void evas_common_font_init ( void ) ;
@ -23,20 +343,9 @@ EAPI int evas_common_font_instance_underline_thickness_get (R
EAPI int evas_common_font_get_line_advance ( RGBA_Font * fn ) ;
void * evas_common_font_freetype_face_get ( RGBA_Font * font ) ; /* XXX: Not EAPI on purpose. Not ment to be used in modules. */
/* draw */
typedef Eina_Bool ( * Evas_Common_Font_Draw_Cb ) ( RGBA_Image * dst , RGBA_Draw_Context * dc , int x , int y , Evas_Glyph_Array * glyphs , RGBA_Gfx_Func func , int ext_x , int ext_y , int ext_w , int ext_h , int im_w , int im_h ) ;
EAPI Eina_Bool evas_common_font_draw_cb ( RGBA_Image * dst , RGBA_Draw_Context * dc , int x , int y , Evas_Glyph_Array * glyphs , Evas_Common_Font_Draw_Cb cb ) ;
EAPI void evas_common_font_draw ( RGBA_Image * dst , RGBA_Draw_Context * dc , int x , int y , Evas_Glyph_Array * glyphs ) ;
EAPI Eina_Bool evas_common_font_rgba_draw ( RGBA_Image * dst , RGBA_Draw_Context * dc , int x , int y , Evas_Glyph_Array * glyphs , RGBA_Gfx_Func func , int ext_x , int ext_y , int ext_w , int ext_h , int im_w , int im_h ) ;
EAPI int evas_common_font_glyph_search ( RGBA_Font * fn , RGBA_Font_Int * * fi_ret , Eina_Unicode gl ) ;
EAPI RGBA_Font_Glyph * evas_common_font_int_cache_glyph_get ( RGBA_Font_Int * fi , FT_UInt index ) ;
EAPI Eina_Bool evas_common_font_int_cache_glyph_render ( RGBA_Font_Glyph * fg ) ;
EAPI FT_UInt evas_common_get_char_index ( RGBA_Font_Int * fi , Eina_Unicode gl ) ;
EAPI void evas_common_font_draw_init ( void ) ;
EAPI void evas_common_font_draw_prepare ( Evas_Text_Props * text_props ) ;
EAPI void evas_common_font_draw_do ( const Cutout_Rects * reuse , const Eina_Rectangle * clip , RGBA_Gfx_Func func , RGBA_Image * dst , RGBA_Draw_Context * dc , int x , int y , const Evas_Text_Props * text_props ) ;
EAPI Eina_Bool evas_common_font_draw_prepare_cutout ( Cutout_Rects * * reuse , RGBA_Image * dst , RGBA_Draw_Context * dc , RGBA_Gfx_Func * func ) ;
/* load */
EAPI void evas_common_font_dpi_set ( int dpi_h , int dpi_v ) ;
@ -85,10 +394,31 @@ EAPI int evas_common_font_query_run_font_end_get(RGBA_Font *fn, RG
EAPI void evas_common_font_ascent_descent_get ( RGBA_Font * fn , const Evas_Text_Props * text_props , int * ascent , int * descent ) ;
EAPI void * evas_common_font_glyph_compress ( void * data , int num_grays , int pixel_mode , int pitch_data , int w , int h , int * size_ret ) ;
EAPI void evas_common_font_glyph_draw ( RGBA_Font_Glyph * fg , RGBA_Draw_Context * dc , RGBA_Image * dst , int dst_pitch , int dx , int dy , int dw , int dh , int cx , int cy , int cw , int ch ) ;
EAPI DATA8 * evas_common_font_glyph_uncompress ( RGBA_Font_Glyph * fg , int * wret , int * hret ) ;
EAPI int evas_common_font_glyph_search ( RGBA_Font * fn , RGBA_Font_Int * * fi_ret , Eina_Unicode gl ) ;
void evas_common_font_load_init ( void ) ;
void evas_common_font_load_shutdown ( void ) ;
void evas_font_dir_cache_free ( void ) ;
const char * evas_font_dir_cache_find ( char * dir , char * font ) ;
Eina_List * evas_font_dir_available_list ( const Eina_List * font_paths ) ;
void evas_font_dir_available_list_free ( Eina_List * available ) ;
void evas_font_free ( void * font ) ;
void evas_fonts_zero_free ( ) ;
void evas_fonts_zero_pressure ( ) ;
void evas_font_name_parse ( Evas_Font_Description * fdesc , const char * name ) ;
int evas_font_style_find ( const char * start , const char * end , Evas_Font_Style style ) ;
Evas_Font_Description * evas_font_desc_new ( void ) ;
Evas_Font_Description * evas_font_desc_dup ( const Evas_Font_Description * fdesc ) ;
void evas_font_desc_unref ( Evas_Font_Description * fdesc ) ;
int evas_font_desc_cmp ( const Evas_Font_Description * a , const Evas_Font_Description * b ) ;
Evas_Font_Description * evas_font_desc_ref ( Evas_Font_Description * fdesc ) ;
const char * evas_font_lang_normalize ( const char * lang ) ;
void * evas_font_load ( const Eina_List * font_paths , int hinting , Evas_Font_Description * fdesc , const char * source , Evas_Font_Size size , Efl_Text_Font_Bitmap_Scalable bitmap_scalable ) ;
void evas_font_load_hinting_set ( void * font , int hinting ) ;
# undef EAPI
# define EAPI
# endif /* _EVAS_FONT_H */
subhransu mohanty
