src/cff/cffobjs.h

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  cffobjs.h                                                              */
   4 /*                                                                         */
   5 /*    OpenType objects manager (specification).                            */
   6 /*                                                                         */
   7 /*  Copyright 1996-2004, 2006-2008, 2013 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 __CFFOBJS_H__
  20 #define __CFFOBJS_H__
  21
  22
  23 #include <ft2build.h>
  24 #include FT_INTERNAL_OBJECTS_H
  25 #include "cfftypes.h"
  26 #include FT_INTERNAL_TRUETYPE_TYPES_H
  27 #include FT_SERVICE_POSTSCRIPT_CMAPS_H
  28 #include FT_INTERNAL_POSTSCRIPT_HINTS_H
  29
  30
  31 FT_BEGIN_HEADER
  32
  33
  34   /*************************************************************************/
  35   /*                                                                       */
  36   /* <Type>                                                                */
  37   /*    CFF_Driver                                                         */
  38   /*                                                                       */
  39   /* <Description>                                                         */
  40   /*    A handle to an OpenType driver object.                             */
  41   /*                                                                       */
  42   typedef struct CFF_DriverRec_*  CFF_Driver;
  43
  44   typedef TT_Face  CFF_Face;
  45
  46
  47   /*************************************************************************/
  48   /*                                                                       */
  49   /* <Type>                                                                */
  50   /*    CFF_Size                                                           */
  51   /*                                                                       */
  52   /* <Description>                                                         */
  53   /*    A handle to an OpenType size object.                               */
  54   /*                                                                       */
  55   typedef struct  CFF_SizeRec_
  56   {
  57     FT_SizeRec  root;
  58     FT_ULong    strike_index;    /* 0xFFFFFFFF to indicate invalid */
  59
  60   } CFF_SizeRec, *CFF_Size;
  61
  62
  63   /*************************************************************************/
  64   /*                                                                       */
  65   /* <Type>                                                                */
  66   /*    CFF_GlyphSlot                                                      */
  67   /*                                                                       */
  68   /* <Description>                                                         */
  69   /*    A handle to an OpenType glyph slot object.                         */
  70   /*                                                                       */
  71   typedef struct  CFF_GlyphSlotRec_
  72   {
  73     FT_GlyphSlotRec  root;
  74
  75     FT_Bool          hint;
  76     FT_Bool          scaled;
  77
  78     FT_Fixed         x_scale;
  79     FT_Fixed         y_scale;
  80
  81   } CFF_GlyphSlotRec, *CFF_GlyphSlot;
  82
  83
  84   /*************************************************************************/
  85   /*                                                                       */
  86   /* <Type>                                                                */
  87   /*    CFF_Internal                                                       */
  88   /*                                                                       */
  89   /* <Description>                                                         */
  90   /*    The interface to the `internal' field of `FT_Size'.                */
  91   /*                                                                       */
  92   typedef struct  CFF_InternalRec_
  93   {
  94     PSH_Globals  topfont;
  95     PSH_Globals  subfonts[CFF_MAX_CID_FONTS];
  96
  97   } CFF_InternalRec, *CFF_Internal;
  98
  99
 100   /*************************************************************************/
 101   /*                                                                       */
 102   /* Subglyph transformation record.                                       */
 103   /*                                                                       */
 104   typedef struct  CFF_Transform_
 105   {
 106     FT_Fixed    xx, xy;     /* transformation matrix coefficients */
 107     FT_Fixed    yx, yy;
 108     FT_F26Dot6  ox, oy;     /* offsets        */
 109
 110   } CFF_Transform;
 111
 112
 113   /***********************************************************************/
 114   /*                                                                     */
 115   /* CFF driver class.                                                   */
 116   /*                                                                     */
 117   typedef struct  CFF_DriverRec_
 118   {
 119     FT_DriverRec  root;
 120
 121     FT_UInt  hinting_engine;
 122     FT_Bool  no_stem_darkening;
 123
 124     FT_Int  darken_params[8];
 125
 126   } CFF_DriverRec;
 127
 128
 129   FT_LOCAL( FT_Error )
 130   cff_size_init( FT_Size  size );           /* CFF_Size */
 131
 132   FT_LOCAL( void )
 133   cff_size_done( FT_Size  size );           /* CFF_Size */
 134
 135   FT_LOCAL( FT_Error )
 136   cff_size_request( FT_Size          size,
 137                     FT_Size_Request  req );
 138
 139 #ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
 140
 141   FT_LOCAL( FT_Error )
 142   cff_size_select( FT_Size   size,
 143                    FT_ULong  strike_index );
 144
 145 #endif
 146
 147   FT_LOCAL( void )
 148   cff_slot_done( FT_GlyphSlot  slot );
 149
 150   FT_LOCAL( FT_Error )
 151   cff_slot_init( FT_GlyphSlot  slot );
 152
 153
 154   /*************************************************************************/
 155   /*                                                                       */
 156   /* Face functions                                                        */
 157   /*                                                                       */
 158   FT_LOCAL( FT_Error )
 159   cff_face_init( FT_Stream      stream,
 160                  FT_Face        face,           /* CFF_Face */
 161                  FT_Int         face_index,
 162                  FT_Int         num_params,
 163                  FT_Parameter*  params );
 164
 165   FT_LOCAL( void )
 166   cff_face_done( FT_Face  face );               /* CFF_Face */
 167
 168
 169   /*************************************************************************/
 170   /*                                                                       */
 171   /* Driver functions                                                      */
 172   /*                                                                       */
 173   FT_LOCAL( FT_Error )
 174   cff_driver_init( FT_Module  module );         /* CFF_Driver */
 175
 176   FT_LOCAL( void )
 177   cff_driver_done( FT_Module  module );         /* CFF_Driver */
 178
 179
 180 FT_END_HEADER
 181
 182 #endif /* __CFFOBJS_H__ */
 183
 184
 185 /* END */