2018-06-03 22:00:42 +02:00
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/****************************************************************************
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*
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* svmm.h
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*
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* The FreeType Multiple Masters and GX var services (specification).
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*
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2022-01-11 10:54:10 +01:00
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* Copyright (C) 2003-2022 by
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2018-06-03 22:00:42 +02:00
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* David Turner, Robert Wilhelm, and Werner Lemberg.
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*
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* This file is part of the FreeType project, and may only be used,
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* modified, and distributed under the terms of the FreeType project
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* license, LICENSE.TXT. By continuing to use, modify, or distribute
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* this file you indicate that you have read the license and
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* understand and accept it fully.
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*
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*/
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2003-09-16 09:57:25 +02:00
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2016-01-12 21:37:13 +01:00
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#ifndef SVMM_H_
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#define SVMM_H_
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2003-09-16 09:57:25 +02:00
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2020-06-08 13:31:55 +02:00
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#include <freetype/internal/ftserv.h>
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2003-09-16 09:57:25 +02:00
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FT_BEGIN_HEADER
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/*
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2018-06-03 22:00:42 +02:00
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* A service used to manage multiple-masters data in a given face.
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2003-09-16 09:57:25 +02:00
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*
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2018-06-03 22:00:42 +02:00
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* See the related APIs in `ftmm.h' (FT_MULTIPLE_MASTERS_H).
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2003-09-16 09:57:25 +02:00
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*
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*/
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#define FT_SERVICE_ID_MULTI_MASTERS "multi-masters"
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typedef FT_Error
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(*FT_Get_MM_Func)( FT_Face face,
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FT_Multi_Master* master );
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* src/pcf/pcfdrivr.c: Revert change from 2004-04-17.
* src/pcf/pcfutil.c: Use FT_LOCAL_DEF.
* src/pcf/pcfutil.h: Include FT_CONFIG_CONFIG_H.
Use FT_BEGIN_HEADER and FT_END_HEADER.
Use FT_LOCAL.
2004-04-24 George Williams <gww@silcom.com>
Add support for Apple's distortable font technology (in GX fonts).
* devel/ftoption.h, include/freetype/config/ftoption.h
(TT_CONFIG_OPTION_GX_VAR_SUPPORT): New macro.
* include/freetype/ftmm.h (FT_Var_Axis, FT_Var_Named_Style,
FT_MM_Var): New structures.
(FT_Get_MM_Var, FT_Set_Var_Design_Coordinates,
FT_Set_Var_Blend_Coordinates): New function declarations.
* include/freetype/internal/services/svmm.h (FT_Get_MM_Var_Func,
FT_Set_Var_Design_Func): New typedefs.
Update MultiMasters service.
* include/freetype/internal/tttypes.h
[TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include FT_MULTIPLE_MASTERS_H.
(GX_Blend) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: New typedef.
(TT_Face) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: New members `doblend'
and `blend'.
* include/freetype/tttags.h (TTAG_avar, TTAG_cvar, TTAG_gvar): New
macros.
* include/freetype/internal/fttrace.h: Add `ttgxvar'.
* src/base/ftmm.c (FT_Get_MM_Var, FT_Set_Var_Design_Coordinates,
FT_Set_Var_Blend_Coordinates): New functions.
* src/sfnt/sfobjs.c (sfnt_load_face)
[TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Set FT_FACE_FLAG_MULTIPLE_MASTERS
flag for GX var fonts.
* src/truetype/ttgxvar.c, src/truetype/ttgxvar.h: New files.
* src/truetype/truetype.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.c.
* src/truetype/ttdriver.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
FT_MULTIPLE_MASTERS_H, FT_SERVICE_MULTIPLE_MASTERS_H, and ttgxvar.h.
(tt_service_gx_multi_masters) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]:
New service.
(tt_services) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Updated.
* src/truetype/ttgload.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.h.
(TT_Process_Simple_Glyph, load_truetype_glyph)
[TT_CONFIG_OPTION_GX_VAR_SUPPORT] :Support GX var fonts.
* src/truetype/ttobjs.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.h.
(tt_done_face) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Call
tt_done_blend.
* src/truetype/ttpload.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.h.
(tt_face_load_cvt) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Call
tt_face_vary_cvt.
* src/truetype/rules.mk (TT_DRV_SRC): Add ttgxvar.c.
* src/type1/t1driver.c (t1_service_multi_masters): Add T1_Get_MM_Var
and T1_Set_Var_Design.
* src/type1/t1load.c (FT_INT_TO_FIXED, FT_FIXED_TO_INT): New macros.
(T1_Get_MM_Var, T1_Set_Var_Design): New functions.
* src/type1/t1load.h (T1_Get_MM_Var, T1_Set_Var_Design): New
function declarations.
2004-04-25 22:15:11 +02:00
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typedef FT_Error
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(*FT_Get_MM_Var_Func)( FT_Face face,
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FT_MM_Var* *master );
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2003-09-16 09:57:25 +02:00
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typedef FT_Error
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(*FT_Set_MM_Design_Func)( FT_Face face,
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FT_UInt num_coords,
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FT_Long* coords );
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2017-12-20 22:06:19 +01:00
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/* use return value -1 to indicate that the new coordinates */
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/* are equal to the current ones; no changes are thus needed */
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* src/pcf/pcfdrivr.c: Revert change from 2004-04-17.
* src/pcf/pcfutil.c: Use FT_LOCAL_DEF.
* src/pcf/pcfutil.h: Include FT_CONFIG_CONFIG_H.
Use FT_BEGIN_HEADER and FT_END_HEADER.
Use FT_LOCAL.
2004-04-24 George Williams <gww@silcom.com>
Add support for Apple's distortable font technology (in GX fonts).
* devel/ftoption.h, include/freetype/config/ftoption.h
(TT_CONFIG_OPTION_GX_VAR_SUPPORT): New macro.
* include/freetype/ftmm.h (FT_Var_Axis, FT_Var_Named_Style,
FT_MM_Var): New structures.
(FT_Get_MM_Var, FT_Set_Var_Design_Coordinates,
FT_Set_Var_Blend_Coordinates): New function declarations.
* include/freetype/internal/services/svmm.h (FT_Get_MM_Var_Func,
FT_Set_Var_Design_Func): New typedefs.
Update MultiMasters service.
* include/freetype/internal/tttypes.h
[TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include FT_MULTIPLE_MASTERS_H.
(GX_Blend) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: New typedef.
(TT_Face) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: New members `doblend'
and `blend'.
* include/freetype/tttags.h (TTAG_avar, TTAG_cvar, TTAG_gvar): New
macros.
* include/freetype/internal/fttrace.h: Add `ttgxvar'.
* src/base/ftmm.c (FT_Get_MM_Var, FT_Set_Var_Design_Coordinates,
FT_Set_Var_Blend_Coordinates): New functions.
* src/sfnt/sfobjs.c (sfnt_load_face)
[TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Set FT_FACE_FLAG_MULTIPLE_MASTERS
flag for GX var fonts.
* src/truetype/ttgxvar.c, src/truetype/ttgxvar.h: New files.
* src/truetype/truetype.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.c.
* src/truetype/ttdriver.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
FT_MULTIPLE_MASTERS_H, FT_SERVICE_MULTIPLE_MASTERS_H, and ttgxvar.h.
(tt_service_gx_multi_masters) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]:
New service.
(tt_services) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Updated.
* src/truetype/ttgload.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.h.
(TT_Process_Simple_Glyph, load_truetype_glyph)
[TT_CONFIG_OPTION_GX_VAR_SUPPORT] :Support GX var fonts.
* src/truetype/ttobjs.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.h.
(tt_done_face) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Call
tt_done_blend.
* src/truetype/ttpload.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
ttgxvar.h.
(tt_face_load_cvt) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Call
tt_face_vary_cvt.
* src/truetype/rules.mk (TT_DRV_SRC): Add ttgxvar.c.
* src/type1/t1driver.c (t1_service_multi_masters): Add T1_Get_MM_Var
and T1_Set_Var_Design.
* src/type1/t1load.c (FT_INT_TO_FIXED, FT_FIXED_TO_INT): New macros.
(T1_Get_MM_Var, T1_Set_Var_Design): New functions.
* src/type1/t1load.h (T1_Get_MM_Var, T1_Set_Var_Design): New
function declarations.
2004-04-25 22:15:11 +02:00
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typedef FT_Error
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(*FT_Set_Var_Design_Func)( FT_Face face,
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FT_UInt num_coords,
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FT_Fixed* coords );
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2017-12-20 22:06:19 +01:00
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/* use return value -1 to indicate that the new coordinates */
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/* are equal to the current ones; no changes are thus needed */
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2003-09-16 09:57:25 +02:00
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typedef FT_Error
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(*FT_Set_MM_Blend_Func)( FT_Face face,
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FT_UInt num_coords,
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FT_Long* coords );
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2016-12-05 22:08:15 +01:00
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typedef FT_Error
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(*FT_Get_Var_Design_Func)( FT_Face face,
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FT_UInt num_coords,
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FT_Fixed* coords );
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2017-10-07 11:25:04 +02:00
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typedef FT_Error
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(*FT_Set_Instance_Func)( FT_Face face,
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FT_UInt instance_index );
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2016-10-26 16:00:00 +02:00
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typedef FT_Error
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(*FT_Get_MM_Blend_Func)( FT_Face face,
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FT_UInt num_coords,
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FT_Long* coords );
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2016-12-11 09:16:52 +01:00
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typedef FT_Error
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(*FT_Get_Var_Blend_Func)( FT_Face face,
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FT_UInt *num_coords,
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FT_Fixed* *coords,
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FT_Fixed* *normalizedcoords,
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FT_MM_Var* *mm_var );
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2016-12-11 09:16:52 +01:00
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2016-12-10 09:56:03 +01:00
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typedef void
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(*FT_Done_Blend_Func)( FT_Face );
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2018-11-27 22:24:06 +01:00
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typedef FT_Error
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(*FT_Set_MM_WeightVector_Func)( FT_Face face,
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FT_UInt len,
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FT_Fixed* weight_vector );
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typedef FT_Error
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(*FT_Get_MM_WeightVector_Func)( FT_Face face,
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FT_UInt* len,
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FT_Fixed* weight_vector );
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2003-09-16 09:57:25 +02:00
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FT_DEFINE_SERVICE( MultiMasters )
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{
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FT_Get_MM_Func get_mm;
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FT_Set_MM_Design_Func set_mm_design;
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FT_Set_MM_Blend_Func set_mm_blend;
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FT_Get_MM_Blend_Func get_mm_blend;
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FT_Get_MM_Var_Func get_mm_var;
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FT_Set_Var_Design_Func set_var_design;
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FT_Get_Var_Design_Func get_var_design;
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FT_Set_Instance_Func set_instance;
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FT_Set_MM_WeightVector_Func set_mm_weightvector;
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FT_Get_MM_WeightVector_Func get_mm_weightvector;
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2016-12-10 09:56:03 +01:00
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/* for internal use; only needed for code sharing between modules */
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2018-11-27 22:24:06 +01:00
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FT_Get_Var_Blend_Func get_var_blend;
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FT_Done_Blend_Func done_blend;
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2003-09-16 09:57:25 +02:00
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};
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2012-02-06 22:42:11 +01:00
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2018-11-27 22:24:06 +01:00
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#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_, \
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get_mm_, \
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set_mm_design_, \
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set_mm_blend_, \
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get_mm_blend_, \
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get_mm_var_, \
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set_var_design_, \
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get_var_design_, \
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set_instance_, \
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set_weightvector_, \
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get_weightvector_, \
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get_var_blend_, \
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done_blend_ ) \
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static const FT_Service_MultiMastersRec class_ = \
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{ \
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get_mm_, \
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set_mm_design_, \
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set_mm_blend_, \
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get_mm_blend_, \
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get_mm_var_, \
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set_var_design_, \
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get_var_design_, \
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set_instance_, \
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set_weightvector_, \
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get_weightvector_, \
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get_var_blend_, \
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done_blend_ \
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2009-04-05 17:03:02 +02:00
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};
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2003-09-16 09:57:25 +02:00
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/* */
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FT_END_HEADER
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2016-01-12 21:37:13 +01:00
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#endif /* SVMM_H_ */
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2003-09-16 09:57:25 +02:00
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/* END */
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