include/internal/services/svprop.h

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  svprop.h                                                               */
   4 /*                                                                         */
   5 /*    The FreeType property service (specification).                       */
   6 /*                                                                         */
   7 /*  Copyright 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 __SVPROP_H__
  20 #define __SVPROP_H__
  21
  22
  23 FT_BEGIN_HEADER
  24
  25
  26 #define FT_SERVICE_ID_PROPERTIES  "properties"
  27
  28
  29   typedef FT_Error
  30   (*FT_Properties_SetFunc)( FT_Module    module,
  31                             const char*  property_name,
  32                             const void*  value );
  33
  34   typedef FT_Error
  35   (*FT_Properties_GetFunc)( FT_Module    module,
  36                             const char*  property_name,
  37                             void*        value );
  38
  39
  40   FT_DEFINE_SERVICE( Properties )
  41   {
  42     FT_Properties_SetFunc  set_property;
  43     FT_Properties_GetFunc  get_property;
  44   };
  45
  46
  47 #ifndef FT_CONFIG_OPTION_PIC
  48
  49 #define FT_DEFINE_SERVICE_PROPERTIESREC( class_,          \
  50                                          set_property_,   \
  51                                          get_property_ )  \
  52   static const FT_Service_PropertiesRec  class_ =         \
  53   {                                                       \
  54     set_property_,                                        \
  55     get_property_                                         \
  56   };
  57
  58 #else /* FT_CONFIG_OPTION_PIC */
  59
  60 #define FT_DEFINE_SERVICE_PROPERTIESREC( class_,                \
  61                                          set_property_,         \
  62                                          get_property_ )        \
  63   void                                                          \
  64   FT_Init_Class_ ## class_( FT_Service_PropertiesRec*  clazz )  \
  65   {                                                             \
  66     clazz->set_property = set_property_;                        \
  67     clazz->get_property = get_property_;                        \
  68   }
  69
  70 #endif /* FT_CONFIG_OPTION_PIC */
  71
  72   /* */
  73
  74
  75 FT_END_HEADER
  76
  77
  78 #endif /* __SVPROP_H__ */
  79
  80
  81 /* END */