1/***************************************************************************/
2/*                                                                         */
3/*  svmm.h                                                                 */
4/*                                                                         */
5/*    The FreeType Multiple Masters and GX var services (specification).   */
6/*                                                                         */
7/*  Copyright 2003, 2004, 2009, 2012 by                                    */
8/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
9/*                                                                         */
10/*  This file is part of the FreeType project, and may only be used,       */
11/*  modified, and distributed under the terms of the FreeType project      */
12/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
13/*  this file you indicate that you have read the license and              */
14/*  understand and accept it fully.                                        */
15/*                                                                         */
16/***************************************************************************/
17
18
19#ifndef __SVMM_H__
20#define __SVMM_H__
21
22#include FT_INTERNAL_SERVICE_H
23
24
25FT_BEGIN_HEADER
26
27
28  /*
29   *  A service used to manage multiple-masters data in a given face.
30   *
31   *  See the related APIs in `ftmm.h' (FT_MULTIPLE_MASTERS_H).
32   *
33   */
34
35#define FT_SERVICE_ID_MULTI_MASTERS  "multi-masters"
36
37
38  typedef FT_Error
39  (*FT_Get_MM_Func)( FT_Face           face,
40                     FT_Multi_Master*  master );
41
42  typedef FT_Error
43  (*FT_Get_MM_Var_Func)( FT_Face      face,
44                         FT_MM_Var*  *master );
45
46  typedef FT_Error
47  (*FT_Set_MM_Design_Func)( FT_Face   face,
48                            FT_UInt   num_coords,
49                            FT_Long*  coords );
50
51  typedef FT_Error
52  (*FT_Set_Var_Design_Func)( FT_Face    face,
53                             FT_UInt    num_coords,
54                             FT_Fixed*  coords );
55
56  typedef FT_Error
57  (*FT_Set_MM_Blend_Func)( FT_Face   face,
58                           FT_UInt   num_coords,
59                           FT_Long*  coords );
60
61
62  FT_DEFINE_SERVICE( MultiMasters )
63  {
64    FT_Get_MM_Func          get_mm;
65    FT_Set_MM_Design_Func   set_mm_design;
66    FT_Set_MM_Blend_Func    set_mm_blend;
67    FT_Get_MM_Var_Func      get_mm_var;
68    FT_Set_Var_Design_Func  set_var_design;
69  };
70
71
72#ifndef FT_CONFIG_OPTION_PIC
73
74#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_,                          \
75                                           get_mm_,                         \
76                                           set_mm_design_,                  \
77                                           set_mm_blend_,                   \
78                                           get_mm_var_,                     \
79                                           set_var_design_ )                \
80  static const FT_Service_MultiMastersRec  class_ =                         \
81  {                                                                         \
82    get_mm_, set_mm_design_, set_mm_blend_, get_mm_var_, set_var_design_    \
83  };
84
85#else /* FT_CONFIG_OPTION_PIC */
86
87#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_,                          \
88                                           get_mm_,                         \
89                                           set_mm_design_,                  \
90                                           set_mm_blend_,                   \
91                                           get_mm_var_,                     \
92                                           set_var_design_ )                \
93  void                                                                      \
94  FT_Init_Class_ ## class_( FT_Service_MultiMastersRec*  clazz )            \
95  {                                                                         \
96    clazz->get_mm         = get_mm_;                                        \
97    clazz->set_mm_design  = set_mm_design_;                                 \
98    clazz->set_mm_blend   = set_mm_blend_;                                  \
99    clazz->get_mm_var     = get_mm_var_;                                    \
100    clazz->set_var_design = set_var_design_;                                \
101  }
102
103#endif /* FT_CONFIG_OPTION_PIC */
104
105  /* */
106
107
108FT_END_HEADER
109
110#endif /* __SVMM_H__ */
111
112
113/* END */
114