| /***************************************************************************/ |
| /* */ |
| /* ttload.h */ |
| /* */ |
| /* Load the basic TrueType tables, i.e., tables that can be either in */ |
| /* TTF or OTF font (specification). */ |
| /* */ |
| /* Copyright 1996-1999 by */ |
| /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
| /* */ |
| /* This file is part of the FreeType project, and may only be used */ |
| /* modified and distributed under the terms of the FreeType project */ |
| /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
| /* this file you indicate that you have read the license and */ |
| /* understand and accept it fully. */ |
| /* */ |
| /***************************************************************************/ |
| |
| |
| #ifndef TTLOAD_H |
| #define TTLOAD_H |
| |
| |
| #include <ftstream.h> |
| #include <ttobjs.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_LookUp_Table */ |
| /* */ |
| /* <Description> */ |
| /* Looks for a TrueType table by name. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A face object handle. */ |
| /* tag :: The searched tag. */ |
| /* */ |
| /* <Return> */ |
| /* Index of table if found, -1 otherwise. */ |
| /* */ |
| EXPORT_DEF |
| TT_Long TT_LookUp_Table( TT_Face face, |
| TT_ULong tag ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Directory */ |
| /* */ |
| /* <Description> */ |
| /* Loads the table directory into a face object. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* faceIndex :: The index of the TrueType font, if we're opening a */ |
| /* collection. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Directory( TT_Face face, |
| FT_Stream stream, |
| TT_Long faceIndex ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Any */ |
| /* */ |
| /* <Description> */ |
| /* Loads any font table into client memory. Used by the */ |
| /* TT_Get_Font_Data() API function. */ |
| /* */ |
| /* <Input> */ |
| /* face :: The face object to look for. */ |
| /* */ |
| /* tag :: The tag of table to load. Use the value 0 if you want */ |
| /* to access the whole font file, else set this parameter */ |
| /* to a valid TrueType table tag that you can forge with */ |
| /* the MAKE_TT_TAG macro. */ |
| /* */ |
| /* offset :: The starting offset in the table (or the file if */ |
| /* tag == 0). */ |
| /* */ |
| /* length :: The address of the decision variable: */ |
| /* */ |
| /* If length == NULL: */ |
| /* Loads the whole table. Returns an error if */ |
| /* `offset' == 0! */ |
| /* */ |
| /* If *length == 0: */ |
| /* Exits immediately; returning the length of the given */ |
| /* table or of the font file, depending on the value of */ |
| /* `tag'. */ |
| /* */ |
| /* If *length != 0: */ |
| /* Loads the next `length' bytes of table or font, */ |
| /* starting at offset `offset' (in table or font too). */ |
| /* */ |
| /* <Output> */ |
| /* buffer :: The address of target buffer. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Any( TT_Face face, |
| TT_ULong tag, |
| TT_Long offset, |
| void* buffer, |
| TT_Long* length ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Header */ |
| /* */ |
| /* <Description> */ |
| /* Loads the TrueType font header. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Header( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Metrics_Header */ |
| /* */ |
| /* <Description> */ |
| /* Loads the horizontal or vertical header in a face object. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* vertical :: A boolean flag. If set, load vertical metrics. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Metrics_Header( TT_Face face, |
| FT_Stream stream, |
| TT_Bool vertical ); |
| |
| |
| LOCAL_DEF |
| TT_Error TT_Load_CMap( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_MaxProfile */ |
| /* */ |
| /* <Description> */ |
| /* Loads the maximum profile into a face object. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_MaxProfile( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Names */ |
| /* */ |
| /* <Description> */ |
| /* Loads the name records. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Names( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_OS2 */ |
| /* */ |
| /* <Description> */ |
| /* Loads the OS2 table. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: A handle to the input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_OS2( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Postscript */ |
| /* */ |
| /* <Description> */ |
| /* Loads the Postscript table. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: A handle to the input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_PostScript( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Hdmx */ |
| /* */ |
| /* <Description> */ |
| /* Loads the horizontal device metrics table. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: A handle to the input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Hdmx( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Free_Names */ |
| /* */ |
| /* <Description> */ |
| /* Frees the name records. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Free_Names( TT_Face face ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Free_Hdmx */ |
| /* */ |
| /* <Description> */ |
| /* Frees the horizontal device metrics table. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Free_Hdmx ( TT_Face face ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Kern */ |
| /* */ |
| /* <Description> */ |
| /* Loads the first kerning table with format 0 in the font. Only */ |
| /* accepts the first horizontal kerning table. Developers should use */ |
| /* the `ftxkern' extension to access other kerning tables in the font */ |
| /* file, if they really want to. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Kern( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| /*************************************************************************/ |
| /* */ |
| /* <Function> */ |
| /* TT_Load_Gasp */ |
| /* */ |
| /* <Description> */ |
| /* Loads the `GASP' table into a face object. */ |
| /* */ |
| /* <Input> */ |
| /* face :: A handle to the target face object. */ |
| /* stream :: The input stream. */ |
| /* */ |
| /* <Return> */ |
| /* TrueType error code. 0 means success. */ |
| /* */ |
| LOCAL_DEF |
| TT_Error TT_Load_Gasp( TT_Face face, |
| FT_Stream stream ); |
| |
| |
| #endif /* TTLOAD_H */ |
| |
| |
| /* END */ |
