initial commit

1 files changed, 226 insertions, 0 deletions

diff --git a/src/freetype/sfdriver.c b/src/freetype/sfdriver.c
new file mode 100644
index 0000000..fcde4e5
--- /dev/null
+++ b/src/freetype/sfdriver.c
@@ -0,0 +1,226 @@
+/***************************************************************************/
+/*                                                                         */
+/*  sfdriver.c                                                             */
+/*                                                                         */
+/*    High-level SFNT driver interface (body).                             */
+/*                                                                         */
+/*  Copyright 1996-2018 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.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+
+#include "ft2build.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_SFNT_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_TRUETYPE_IDS_H
+
+#include "sfdriver.h"
+#include "ttload.h"
+#include "sfobjs.h"
+
+#include "sferrors.h"
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#include "ttsbit.h"
+#endif
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#include "ttpost.h"
+#endif
+
+#include "ttcmap.h"
+#include "ttmtx.h"
+
+#include FT_SERVICE_GLYPH_DICT_H
+#include FT_SERVICE_TT_CMAP_H
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include FT_MULTIPLE_MASTERS_H
+#include FT_SERVICE_MULTIPLE_MASTERS_H
+#endif
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* The macro FT_COMPONENT is used in trace mode.  It is an implicit      */
+  /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log  */
+  /* messages during execution.                                            */
+  /*                                                                       */
+#undef  FT_COMPONENT
+#define FT_COMPONENT  trace_sfdriver
+
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+  /*
+   *  GLYPH DICT SERVICE
+   *
+   */
+
+  static FT_Error
+  sfnt_get_glyph_name( FT_Face     face,
+                       FT_UInt     glyph_index,
+                       FT_Pointer  buffer,
+                       FT_UInt     buffer_max )
+  {
+    FT_String*  gname;
+    FT_Error    error;
+
+
+    error = tt_face_get_ps_name( (TT_Face)face, glyph_index, &gname );
+    if ( !error )
+      FT_STRCPYN( buffer, gname, buffer_max );
+
+    return error;
+  }
+
+
+  FT_DEFINE_SERVICE_GLYPHDICTREC(
+    sfnt_service_glyph_dict,
+
+    (FT_GlyphDict_GetNameFunc)  sfnt_get_glyph_name     /* get_name   */
+  )
+
+#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
+
+  /*
+   *  TT CMAP INFO
+   */
+  FT_DEFINE_SERVICE_TTCMAPSREC(
+    tt_service_get_cmap_info,
+
+    (TT_CMap_Info_GetFunc)tt_get_cmap_info    /* get_cmap_info */
+  )
+
+
+  /*
+   *  SERVICE LIST
+   */
+
+#if defined TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+  FT_DEFINE_SERVICEDESCREC2(
+    sfnt_services,
+
+    FT_SERVICE_ID_GLYPH_DICT,           &sfnt_service_glyph_dict,
+    FT_SERVICE_ID_TT_CMAP,              &tt_service_get_cmap_info )
+#else
+  FT_DEFINE_SERVICEDESCREC2(
+    sfnt_services,
+
+    FT_SERVICE_ID_SFNT_TABLE,           &sfnt_service_sfnt_table,
+    FT_SERVICE_ID_TT_CMAP,              &tt_service_get_cmap_info )
+#endif
+
+
+  FT_CALLBACK_DEF( FT_Module_Interface )
+  sfnt_get_interface( FT_Module    module,
+                      const char*  module_interface )
+  {
+    FT_UNUSED( module );
+
+    return ft_service_list_lookup( sfnt_services, module_interface );
+  }
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#define PUT_EMBEDDED_BITMAPS( a )  a
+#else
+#define PUT_EMBEDDED_BITMAPS( a )  NULL
+#endif
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#define PUT_PS_NAMES( a )  a
+#else
+#define PUT_PS_NAMES( a )  NULL
+#endif
+
+  FT_DEFINE_SFNT_INTERFACE(
+    sfnt_interface,
+
+    tt_face_goto_table,     /* TT_Loader_GotoTableFunc goto_table      */
+
+    sfnt_init_face,         /* TT_Init_Face_Func       init_face       */
+    sfnt_load_face,         /* TT_Load_Face_Func       load_face       */
+    sfnt_done_face,         /* TT_Done_Face_Func       done_face       */
+    sfnt_get_interface,     /* FT_Module_Requester     get_interface   */
+
+    tt_face_load_any,       /* TT_Load_Any_Func        load_any        */
+
+    tt_face_load_head,      /* TT_Load_Table_Func      load_head       */
+    tt_face_load_hhea,      /* TT_Load_Metrics_Func    load_hhea       */
+    tt_face_load_cmap,      /* TT_Load_Table_Func      load_cmap       */
+    tt_face_load_maxp,      /* TT_Load_Table_Func      load_maxp       */
+    tt_face_load_os2,       /* TT_Load_Table_Func      load_os2        */
+    tt_face_load_post,      /* TT_Load_Table_Func      load_post       */
+
+    tt_face_load_name,      /* TT_Load_Table_Func      load_name       */
+    tt_face_free_name,      /* TT_Free_Table_Func      free_name       */
+
+    NULL,                   /* TT_Load_Table_Func      load_kern       */
+    NULL,                   /* TT_Load_Table_Func      load_gasp       */
+    NULL,                   /* TT_Load_Table_Func      load_init       */
+
+    /* see `ttload.h' */
+    PUT_EMBEDDED_BITMAPS( tt_face_load_bhed ),
+                            /* TT_Load_Table_Func      load_bhed       */
+    PUT_EMBEDDED_BITMAPS( tt_face_load_sbit_image ),
+                            /* TT_Load_SBit_Image_Func load_sbit_image */
+
+    /* see `ttpost.h' */
+    PUT_PS_NAMES( tt_face_get_ps_name   ),
+                            /* TT_Get_PS_Name_Func     get_psname      */
+    PUT_PS_NAMES( tt_face_free_ps_names ),
+                            /* TT_Free_Table_Func      free_psnames    */
+
+    /* since version 2.1.8 */
+    NULL,                   /* TT_Face_GetKerningFunc  get_kerning     */
+
+    /* since version 2.2 */
+    tt_face_load_font_dir,  /* TT_Load_Table_Func      load_font_dir   */
+    tt_face_load_hmtx,      /* TT_Load_Metrics_Func    load_hmtx       */
+
+    /* see `ttsbit.h' and `sfnt.h' */
+    PUT_EMBEDDED_BITMAPS( tt_face_load_sbit ),
+                            /* TT_Load_Table_Func      load_eblc       */
+    PUT_EMBEDDED_BITMAPS( tt_face_free_sbit ),
+                            /* TT_Free_Table_Func      free_eblc       */
+
+    PUT_EMBEDDED_BITMAPS( tt_face_set_sbit_strike     ),
+                            /* TT_Set_SBit_Strike_Func set_sbit_strike */
+    PUT_EMBEDDED_BITMAPS( tt_face_load_strike_metrics ),
+                    /* TT_Load_Strike_Metrics_Func load_strike_metrics */
+
+    tt_face_get_metrics,    /* TT_Get_Metrics_Func     get_metrics     */
+
+    tt_face_get_name        /* TT_Get_Name_Func        get_name        */
+  )
+
+
+  FT_DEFINE_MODULE(
+    sfnt_module_class,
+
+    0,  /* not a font driver or renderer */
+    sizeof ( FT_ModuleRec ),
+
+    "sfnt",     /* driver name                            */
+    0x10000L,   /* driver version 1.0                     */
+    0x20000L,   /* driver requires FreeType 2.0 or higher */
+
+    (const void*)&sfnt_interface,  /* module specific interface */
+
+    (FT_Module_Constructor)NULL,               /* module_init   */
+    (FT_Module_Destructor) NULL,               /* module_done   */
+    (FT_Module_Requester)  sfnt_get_interface  /* get_interface */
+  )
+
+
+/* END */