freetype-2.6/include/internal/services/svmm.h

/***************************************************************************/
/*                                                                         */
/*  svmm.h                                                                 */
/*                                                                         */
/*    The FreeType Multiple Masters and GX var services (specification).   */
/*                                                                         */
/*  Copyright 2003-2015 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 __SVMM_H__
#define __SVMM_H__

#include FT_INTERNAL_SERVICE_H


FT_BEGIN_HEADER


  /*
   *  A service used to manage multiple-masters data in a given face.
   *
   *  See the related APIs in `ftmm.h' (FT_MULTIPLE_MASTERS_H).
   *
   */

#define FT_SERVICE_ID_MULTI_MASTERS  "multi-masters"


  typedef FT_Error
  (*FT_Get_MM_Func)( FT_Face           face,
                     FT_Multi_Master*  master );

  typedef FT_Error
  (*FT_Get_MM_Var_Func)( FT_Face      face,
                         FT_MM_Var*  *master );

  typedef FT_Error
  (*FT_Set_MM_Design_Func)( FT_Face   face,
                            FT_UInt   num_coords,
                            FT_Long*  coords );

  typedef FT_Error
  (*FT_Set_Var_Design_Func)( FT_Face    face,
                             FT_UInt    num_coords,
                             FT_Fixed*  coords );

  typedef FT_Error
  (*FT_Set_MM_Blend_Func)( FT_Face   face,
                           FT_UInt   num_coords,
                           FT_Long*  coords );


  FT_DEFINE_SERVICE( MultiMasters )
  {
    FT_Get_MM_Func          get_mm;
    FT_Set_MM_Design_Func   set_mm_design;
    FT_Set_MM_Blend_Func    set_mm_blend;
    FT_Get_MM_Var_Func      get_mm_var;
    FT_Set_Var_Design_Func  set_var_design;
  };


#ifndef FT_CONFIG_OPTION_PIC

#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_,                          \
                                           get_mm_,                         \
                                           set_mm_design_,                  \
                                           set_mm_blend_,                   \
                                           get_mm_var_,                     \
                                           set_var_design_ )                \
  static const FT_Service_MultiMastersRec  class_ =                         \
  {                                                                         \
    get_mm_, set_mm_design_, set_mm_blend_, get_mm_var_, set_var_design_    \
  };

#else /* FT_CONFIG_OPTION_PIC */

#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_,                          \
                                           get_mm_,                         \
                                           set_mm_design_,                  \
                                           set_mm_blend_,                   \
                                           get_mm_var_,                     \
                                           set_var_design_ )                \
  void                                                                      \
  FT_Init_Class_ ## class_( FT_Service_MultiMastersRec*  clazz )            \
  {                                                                         \
    clazz->get_mm         = get_mm_;                                        \
    clazz->set_mm_design  = set_mm_design_;                                 \
    clazz->set_mm_blend   = set_mm_blend_;                                  \
    clazz->get_mm_var     = get_mm_var_;                                    \
    clazz->set_var_design = set_var_design_;                                \
  }

#endif /* FT_CONFIG_OPTION_PIC */

  /* */


FT_END_HEADER

#endif /* __SVMM_H__ */


/* END */