1 /* 2 * DviChar.h 3 * 4 * descriptions for mapping dvi names to 5 * font indexes and back. Dvi fonts are all 6 * 256 elements (actually only 256-32 are usable). 7 * 8 * The encoding names are taken from X - 9 * case insensitive, a dash seperating the 10 * CharSetRegistry from the CharSetEncoding 11 */ 12 13 #ifndef _DVICHAR_H_ 14 #define _DVICHAR_H_ 15 16 #include "Dvi.h" 17 18 # define DVI_MAX_SYNONYMS 10 19 # define DVI_MAP_SIZE 256 20 # define DVI_HASH_SIZE 256 21 # define DVI_MAX_LIGATURES 16 22 23 typedef struct _dviCharNameHash { 24 struct _dviCharNameHash *next; 25 const char *name; 26 int position; 27 } DviCharNameHash; 28 29 typedef struct _dviCharNameMap { 30 const char * encoding; 31 int special; 32 const char * const dvi_names[DVI_MAP_SIZE][DVI_MAX_SYNONYMS]; 33 const char * const ligatures[DVI_MAX_LIGATURES][2]; 34 DviCharNameHash *buckets[DVI_HASH_SIZE]; 35 } DviCharNameMap; 36 37 extern DviCharNameMap *DviFindMap (const char *); 38 extern void DviRegisterMap (DviCharNameMap *); 39 #define DviCharName(map,index,synonym) ((map)->dvi_names[index][synonym]) 40 extern int DviCharIndex (DviCharNameMap *, const char *); 41 extern unsigned char *DviCharIsLigature (DviCharNameMap *, const char *); 42 extern void ResetFonts (DviWidget); 43 44 #endif 45