/modules/freetype2/src/pshinter/pshmod.c

  1/***************************************************************************/
  2/*                                                                         */
  3/*  pshmod.c                                                               */
  4/*                                                                         */
  5/*    FreeType PostScript hinter module implementation (body).             */
  6/*                                                                         */
  7/*  Copyright 2001, 2002, 2007 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#include <ft2build.h>
 20#include FT_INTERNAL_OBJECTS_H
 21#include "pshrec.h"
 22#include "pshalgo.h"
 23#include "pshpic.h"
 24
 25
 26  /* the Postscript Hinter module structure */
 27  typedef struct  PS_Hinter_Module_Rec_
 28  {
 29    FT_ModuleRec          root;
 30    PS_HintsRec           ps_hints;
 31
 32    PSH_Globals_FuncsRec  globals_funcs;
 33    T1_Hints_FuncsRec     t1_funcs;
 34    T2_Hints_FuncsRec     t2_funcs;
 35
 36  } PS_Hinter_ModuleRec, *PS_Hinter_Module;
 37
 38
 39  /* finalize module */
 40  FT_CALLBACK_DEF( void )
 41  ps_hinter_done( PS_Hinter_Module  module )
 42  {
 43    module->t1_funcs.hints = NULL;
 44    module->t2_funcs.hints = NULL;
 45
 46    ps_hints_done( &module->ps_hints );
 47  }
 48
 49
 50  /* initialize module, create hints recorder and the interface */
 51  FT_CALLBACK_DEF( FT_Error )
 52  ps_hinter_init( PS_Hinter_Module  module )
 53  {
 54    FT_Memory  memory = module->root.memory;
 55    void*      ph     = &module->ps_hints;
 56
 57
 58    ps_hints_init( &module->ps_hints, memory );
 59
 60    psh_globals_funcs_init( &module->globals_funcs );
 61
 62    t1_hints_funcs_init( &module->t1_funcs );
 63    module->t1_funcs.hints = (T1_Hints)ph;
 64
 65    t2_hints_funcs_init( &module->t2_funcs );
 66    module->t2_funcs.hints = (T2_Hints)ph;
 67
 68    return 0;
 69  }
 70
 71
 72  /* returns global hints interface */
 73  FT_CALLBACK_DEF( PSH_Globals_Funcs )
 74  pshinter_get_globals_funcs( FT_Module  module )
 75  {
 76    return &((PS_Hinter_Module)module)->globals_funcs;
 77  }
 78
 79
 80  /* return Type 1 hints interface */
 81  FT_CALLBACK_DEF( T1_Hints_Funcs )
 82  pshinter_get_t1_funcs( FT_Module  module )
 83  {
 84    return &((PS_Hinter_Module)module)->t1_funcs;
 85  }
 86
 87
 88  /* return Type 2 hints interface */
 89  FT_CALLBACK_DEF( T2_Hints_Funcs )
 90  pshinter_get_t2_funcs( FT_Module  module )
 91  {
 92    return &((PS_Hinter_Module)module)->t2_funcs;
 93  }
 94
 95
 96  FT_DEFINE_PSHINTER_INTERFACE(pshinter_interface,
 97    pshinter_get_globals_funcs,
 98    pshinter_get_t1_funcs,
 99    pshinter_get_t2_funcs
100  )
101
102
103  FT_DEFINE_MODULE(pshinter_module_class,
104
105    0,
106    sizeof ( PS_Hinter_ModuleRec ),
107    "pshinter",
108    0x10000L,
109    0x20000L,
110
111    &FTPSHINTER_INTERFACE_GET,            /* module-specific interface */
112
113    (FT_Module_Constructor)ps_hinter_init,
114    (FT_Module_Destructor) ps_hinter_done,
115    (FT_Module_Requester)  0        /* no additional interface for now */
116  )
117
118/* END */