ref: 3c783c1b70ca6357f3520d4c0462f08d1b7e1a65
dir: /src/cid/cidriver.c/
/***************************************************************************/
/* */
/* cidriver.c */
/* */
/* CID driver interface (body). */
/* */
/* Copyright 1996-2004, 2006, 2008, 2009, 2011, 2013 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_XFREE86_NAME_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
};
/*
* 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_GetFontExtraFunc) cid_ps_get_font_extra,
(PS_HasGlyphNamesFunc) NULL, /* unsupported with CID fonts */
(PS_GetFontPrivateFunc)NULL, /* unsupported */
(PS_GetFontValueFunc) NULL /* not implemented */
};
/*
* 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,
(FT_CID_GetIsInternallyCIDKeyedFunc) cid_get_is_cid,
(FT_CID_GetCIDFromGlyphIndexFunc) cid_get_cid_from_glyph_index
};
/*
* SERVICE LIST
*
*/
static const FT_ServiceDescRec cid_services[] =
{
{ FT_SERVICE_ID_XF86_NAME, FT_XF86_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 =
{
/* first of all, the FT_Module_Class fields */
{
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,
cid_driver_init,
cid_driver_done,
cid_get_interface
},
/* then the other font drivers fields */
sizeof ( CID_FaceRec ),
sizeof ( CID_SizeRec ),
sizeof ( CID_GlyphSlotRec ),
cid_face_init,
cid_face_done,
cid_size_init,
cid_size_done,
cid_slot_init,
cid_slot_done,
cid_slot_load_glyph,
0, /* FT_Face_GetKerningFunc */
0, /* FT_Face_AttachFunc */
0, /* FT_Face_GetAdvancesFunc */
cid_size_request,
0 /* FT_Size_SelectFunc */
};
/* END */