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Diffstat (limited to 'src/gxlayout/gxstatetbl.h')
| -rw-r--r-- | src/gxlayout/gxstatetbl.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/gxlayout/gxstatetbl.h b/src/gxlayout/gxstatetbl.h new file mode 100644 index 000000000..0ccbf88b9 --- /dev/null +++ b/src/gxlayout/gxstatetbl.h @@ -0,0 +1,128 @@ +/***************************************************************************/ +/* */ +/* gxstatetbl.h */ +/* */ +/* AAT/TrueTypeGX state table related types and functions */ +/* (specification). */ +/* */ +/* Copyright 2003 by */ +/* Masatake YAMATO and Redhat K.K. */ +/* */ +/* This file 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. */ +/* */ +/***************************************************************************/ + +/***************************************************************************/ +/* Development of the code in this file is support of */ +/* Information-technology Promotion Agency, Japan. */ +/***************************************************************************/ + + +#ifndef __GXSTATETBL_H_ +#define __GXSTATETBL_H_ + +#include <ft2build.h> +#include FT_TYPES_H +#include "gxtypes.h" + +FT_BEGIN_HEADER + +/* - GX_StateTable_Entry_Loader + Fill entry_subtable->glyphOffsets and + update stream to read next entry_subtable. */ + typedef FT_Error + (* GX_StateTable_Entry_Loader) ( GX_Face face, + FT_Stream stream, + GX_EntrySubtable entry_subtable, + FT_Pointer user ); + typedef void + (* GX_StateTable_Entry_Finalizer) ( FT_Memory memory, + GX_EntrySubtable entry_subtable, + FT_Pointer user ); + + typedef FT_Error + (* GX_StateTable_Entry_Action) ( GX_EntrySubtable entry_subtable, + FT_Pointer user ); + +#define GX_STATE_TABLE_ENTRY_LOAD_FUNCS_ZERO {NULL, NULL} + typedef struct GX_StateTable_Entry_Load_FuncsRec_ + { + GX_StateTable_Entry_Loader loader; + GX_StateTable_Entry_Finalizer finalizer; + } GX_StateTable_Entry_Load_FuncsRec, *GX_StateTable_Entry_Load_Funcs; + + FT_LOCAL ( FT_Error ) + gx_face_load_StateTable ( GX_Face face, + FT_Stream stream, + GX_StateTable state_table, + GX_StateTable_Entry_Load_Funcs funcs, + FT_Pointer user ); + + FT_LOCAL ( void ) + gx_StateTable_free ( GX_StateTable state_table, + FT_Memory memory, + GX_StateTable_Entry_Finalizer finalizer, + FT_Pointer user ); + +/* If action returns value other than FT_Err_Ok, the traverse stops + at that point and returns. */ +#if 0 + FT_LOCAL ( FT_Error ) + gx_StateTable_traverse_entries( GX_StateTable state_table, + GX_StateTable_Entry_Action action, + FT_Pointer user ); +#endif /* 0 */ + + + FT_LOCAL ( FT_Byte ) + gx_StateTable_get_class ( GX_StateTable state_table, + FT_UShort glyph ); + + FT_LOCAL ( GX_EntrySubtable ) + gx_StateTable_get_entry_subtable ( GX_StateTable state_table, + FT_UShort current_state, + FT_Byte class_code ); + +#define GX_XSTATE_TABLE_ENTRY_LOAD_FUNCS_ZERO {NULL, NULL} + typedef GX_StateTable_Entry_Load_FuncsRec GX_XStateTable_Entry_Load_FuncsRec; + typedef GX_StateTable_Entry_Load_Funcs GX_XStateTable_Entry_Load_Funcs; + typedef GX_StateTable_Entry_Loader GX_XStateTable_Entry_Loader; + typedef GX_StateTable_Entry_Finalizer GX_XStateTable_Entry_Finalizer; + typedef GX_StateTable_Entry_Action GX_XStateTable_Entry_Action; + + FT_LOCAL ( FT_Error ) + gx_face_load_XStateTable ( GX_Face face, + FT_Stream stream, + GX_XStateTable state_table, + GX_XStateTable_Entry_Load_Funcs funcs, + FT_Pointer user ); + + FT_LOCAL ( FT_Error ) + gx_XStateTable_traverse_entries( GX_XStateTable state_table, + GX_XStateTable_Entry_Action action, + FT_Pointer user ); + + FT_LOCAL ( void ) + gx_XStateTable_free ( GX_XStateTable state_table, + FT_Memory memory, + GX_XStateTable_Entry_Finalizer finalizer, + FT_Pointer user ); + + FT_LOCAL ( FT_UShort ) + gx_XStateTable_get_class ( GX_XStateTable state_table, + FT_UShort glyph ); + + FT_LOCAL ( GX_EntrySubtable ) + gx_XStateTable_get_entry_subtable ( GX_XStateTable state_table, + FT_UShort current_state, + FT_UShort class_code ); + +FT_END_HEADER + +#endif /* Not def: __GXSTATETBL_H_ */ + +/* END */ |