diff options
Diffstat (limited to 'src/truetype/ttdriver.c')
| -rw-r--r-- | src/truetype/ttdriver.c | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/src/truetype/ttdriver.c b/src/truetype/ttdriver.c index 0b7d8f8d0..5df3e3180 100644 --- a/src/truetype/ttdriver.c +++ b/src/truetype/ttdriver.c @@ -394,6 +394,53 @@ /*************************************************************************/ + /* */ + /* <Function> */ + /* Get_Next_Char */ + /* */ + /* <Description> */ + /* Uses a charmap to return the next encoded char. */ + /* */ + /* <Input> */ + /* charmap :: A handle to the source charmap object. */ + /* charcode :: The character code. */ + /* */ + /* <Return> */ + /* Next char code. 0 means `no more encoded characters'. */ + /* */ + static FT_UInt + Get_Next_Char( TT_CharMap charmap, + FT_Long charcode ) + { + FT_Error error; + TT_Face face; + TT_CMapTable* cmap; + + + cmap = &charmap->cmap; + face = (TT_Face)charmap->root.face; + + /* Load table if needed */ + if ( !cmap->loaded ) + { + SFNT_Interface* sfnt = (SFNT_Interface*)face->sfnt; + + + error = sfnt->load_charmap( face, cmap, face->root.stream ); + if ( error ) + return 0; + + cmap->loaded = TRUE; + } + + if ( cmap->get_next_char ) + return cmap->get_next_char ( cmap, charcode ); + else + return 0; + } + + + /*************************************************************************/ /*************************************************************************/ /*************************************************************************/ /**** ****/ @@ -473,7 +520,9 @@ (FTDriver_getKerning) Get_Kerning, (FTDriver_attachFile) 0, - (FTDriver_getAdvances) 0 + (FTDriver_getAdvances) 0, + + (FTDriver_getNextChar) Get_Next_Char }; |