/***************************************************************************/ | |
/* */ | |
/* cidriver.c */ | |
/* */ | |
/* CID driver interface (body). */ | |
/* */ | |
/* Copyright 1996-2015 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. */ | |
/* */ | |
/***************************************************************************/ | |
#include <ft2build.h> | |
#include "cidriver.h" | |
#include "cidgload.h" | |
#include FT_INTERNAL_DEBUG_H | |
#include "ciderrs.h" | |
#include FT_SERVICE_POSTSCRIPT_NAME_H | |
#include FT_SERVICE_FONT_FORMAT_H | |
#include FT_SERVICE_POSTSCRIPT_INFO_H | |
#include FT_SERVICE_CID_H | |
/*************************************************************************/ | |
/* */ | |
/* 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_ciddriver | |
/* | |
* POSTSCRIPT NAME SERVICE | |
* | |
*/ | |
static const char* | |
cid_get_postscript_name( CID_Face face ) | |
{ | |
const char* result = face->cid.cid_font_name; | |
if ( result && result[0] == '/' ) | |
result++; | |
return result; | |
} | |
static const FT_Service_PsFontNameRec cid_service_ps_name = | |
{ | |
(FT_PsName_GetFunc)cid_get_postscript_name /* get_ps_font_name */ | |
}; | |
/* | |
* POSTSCRIPT INFO SERVICE | |
* | |
*/ | |
static FT_Error | |
cid_ps_get_font_info( FT_Face face, | |
PS_FontInfoRec* afont_info ) | |
{ | |
*afont_info = ((CID_Face)face)->cid.font_info; | |
return FT_Err_Ok; | |
} | |
static FT_Error | |
cid_ps_get_font_extra( FT_Face face, | |
PS_FontExtraRec* afont_extra ) | |
{ | |
*afont_extra = ((CID_Face)face)->font_extra; | |
return FT_Err_Ok; | |
} | |
static const FT_Service_PsInfoRec cid_service_ps_info = | |
{ | |
(PS_GetFontInfoFunc) cid_ps_get_font_info, /* ps_get_font_info */ | |
(PS_GetFontExtraFunc) cid_ps_get_font_extra, /* ps_get_font_extra */ | |
/* unsupported with CID fonts */ | |
(PS_HasGlyphNamesFunc) NULL, /* ps_has_glyph_names */ | |
/* unsupported */ | |
(PS_GetFontPrivateFunc)NULL, /* ps_get_font_private */ | |
/* not implemented */ | |
(PS_GetFontValueFunc) NULL /* ps_get_font_value */ | |
}; | |
/* | |
* CID INFO SERVICE | |
* | |
*/ | |
static FT_Error | |
cid_get_ros( CID_Face face, | |
const char* *registry, | |
const char* *ordering, | |
FT_Int *supplement ) | |
{ | |
CID_FaceInfo cid = &face->cid; | |
if ( registry ) | |
*registry = cid->registry; | |
if ( ordering ) | |
*ordering = cid->ordering; | |
if ( supplement ) | |
*supplement = cid->supplement; | |
return FT_Err_Ok; | |
} | |
static FT_Error | |
cid_get_is_cid( CID_Face face, | |
FT_Bool *is_cid ) | |
{ | |
FT_Error error = FT_Err_Ok; | |
FT_UNUSED( face ); | |
if ( is_cid ) | |
*is_cid = 1; /* cid driver is only used for CID keyed fonts */ | |
return error; | |
} | |
static FT_Error | |
cid_get_cid_from_glyph_index( CID_Face face, | |
FT_UInt glyph_index, | |
FT_UInt *cid ) | |
{ | |
FT_Error error = FT_Err_Ok; | |
FT_UNUSED( face ); | |
if ( cid ) | |
*cid = glyph_index; /* identity mapping */ | |
return error; | |
} | |
static const FT_Service_CIDRec cid_service_cid_info = | |
{ | |
(FT_CID_GetRegistryOrderingSupplementFunc) | |
cid_get_ros, /* get_ros */ | |
(FT_CID_GetIsInternallyCIDKeyedFunc) | |
cid_get_is_cid, /* get_is_cid */ | |
(FT_CID_GetCIDFromGlyphIndexFunc) | |
cid_get_cid_from_glyph_index /* get_cid_from_glyph_index */ | |
}; | |
/* | |
* SERVICE LIST | |
* | |
*/ | |
static const FT_ServiceDescRec cid_services[] = | |
{ | |
{ FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CID }, | |
{ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &cid_service_ps_name }, | |
{ FT_SERVICE_ID_POSTSCRIPT_INFO, &cid_service_ps_info }, | |
{ FT_SERVICE_ID_CID, &cid_service_cid_info }, | |
{ NULL, NULL } | |
}; | |
FT_CALLBACK_DEF( FT_Module_Interface ) | |
cid_get_interface( FT_Module module, | |
const char* cid_interface ) | |
{ | |
FT_UNUSED( module ); | |
return ft_service_list_lookup( cid_services, cid_interface ); | |
} | |
FT_CALLBACK_TABLE_DEF | |
const FT_Driver_ClassRec t1cid_driver_class = | |
{ | |
{ | |
FT_MODULE_FONT_DRIVER | | |
FT_MODULE_DRIVER_SCALABLE | | |
FT_MODULE_DRIVER_HAS_HINTER, | |
sizeof ( FT_DriverRec ), | |
"t1cid", /* module name */ | |
0x10000L, /* version 1.0 of driver */ | |
0x20000L, /* requires FreeType 2.0 */ | |
0, /* module-specific interface */ | |
cid_driver_init, /* FT_Module_Constructor module_init */ | |
cid_driver_done, /* FT_Module_Destructor module_done */ | |
cid_get_interface /* FT_Module_Requester get_interface */ | |
}, | |
sizeof ( CID_FaceRec ), | |
sizeof ( CID_SizeRec ), | |
sizeof ( CID_GlyphSlotRec ), | |
cid_face_init, /* FT_Face_InitFunc init_face */ | |
cid_face_done, /* FT_Face_DoneFunc done_face */ | |
cid_size_init, /* FT_Size_InitFunc init_size */ | |
cid_size_done, /* FT_Size_DoneFunc done_size */ | |
cid_slot_init, /* FT_Slot_InitFunc init_slot */ | |
cid_slot_done, /* FT_Slot_DoneFunc done_slot */ | |
cid_slot_load_glyph, /* FT_Slot_LoadFunc load_glyph */ | |
0, /* FT_Face_GetKerningFunc get_kerning */ | |
0, /* FT_Face_AttachFunc attach_file */ | |
0, /* FT_Face_GetAdvancesFunc get_advances */ | |
cid_size_request, /* FT_Size_RequestFunc request_size */ | |
0 /* FT_Size_SelectFunc select_size */ | |
}; | |
/* END */ |