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/***************************************************************************/ |
/* */ |
/* 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. */ |
/* */ |
/***************************************************************************/ |
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#include <ft2build.h> |
#include "cidriver.h" |
#include "cidgload.h" |
#include FT_INTERNAL_DEBUG_H |
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#include "ciderrs.h" |
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#include FT_SERVICE_POSTSCRIPT_NAME_H |
#include FT_SERVICE_XFREE86_NAME_H |
#include FT_SERVICE_POSTSCRIPT_INFO_H |
#include FT_SERVICE_CID_H |
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/*************************************************************************/ |
/* */ |
/* 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 |
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/* |
* POSTSCRIPT NAME SERVICE |
* |
*/ |
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static const char* |
cid_get_postscript_name( CID_Face face ) |
{ |
const char* result = face->cid.cid_font_name; |
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if ( result && result[0] == '/' ) |
result++; |
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return result; |
} |
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static const FT_Service_PsFontNameRec cid_service_ps_name = |
{ |
(FT_PsName_GetFunc) cid_get_postscript_name |
}; |
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/* |
* POSTSCRIPT INFO SERVICE |
* |
*/ |
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static FT_Error |
cid_ps_get_font_info( FT_Face face, |
PS_FontInfoRec* afont_info ) |
{ |
*afont_info = ((CID_Face)face)->cid.font_info; |
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return FT_Err_Ok; |
} |
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static FT_Error |
cid_ps_get_font_extra( FT_Face face, |
PS_FontExtraRec* afont_extra ) |
{ |
*afont_extra = ((CID_Face)face)->font_extra; |
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return FT_Err_Ok; |
} |
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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 */ |
}; |
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/* |
* 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; |
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if ( registry ) |
*registry = cid->registry; |
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if ( ordering ) |
*ordering = cid->ordering; |
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if ( supplement ) |
*supplement = cid->supplement; |
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return FT_Err_Ok; |
} |
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static FT_Error |
cid_get_is_cid( CID_Face face, |
FT_Bool *is_cid ) |
{ |
FT_Error error = FT_Err_Ok; |
FT_UNUSED( face ); |
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if ( is_cid ) |
*is_cid = 1; /* cid driver is only used for CID keyed fonts */ |
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return error; |
} |
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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 ); |
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if ( cid ) |
*cid = glyph_index; /* identity mapping */ |
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return error; |
} |
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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 |
}; |
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/* |
* SERVICE LIST |
* |
*/ |
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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 } |
}; |
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FT_CALLBACK_DEF( FT_Module_Interface ) |
cid_get_interface( FT_Module module, |
const char* cid_interface ) |
{ |
FT_UNUSED( module ); |
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return ft_service_list_lookup( cid_services, cid_interface ); |
} |
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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, |
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sizeof ( FT_DriverRec ), |
"t1cid", /* module name */ |
0x10000L, /* version 1.0 of driver */ |
0x20000L, /* requires FreeType 2.0 */ |
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0, |
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cid_driver_init, |
cid_driver_done, |
cid_get_interface |
}, |
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/* then the other font drivers fields */ |
sizeof ( CID_FaceRec ), |
sizeof ( CID_SizeRec ), |
sizeof ( CID_GlyphSlotRec ), |
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cid_face_init, |
cid_face_done, |
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cid_size_init, |
cid_size_done, |
cid_slot_init, |
cid_slot_done, |
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cid_slot_load_glyph, |
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0, /* FT_Face_GetKerningFunc */ |
0, /* FT_Face_AttachFunc */ |
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0, /* FT_Face_GetAdvancesFunc */ |
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cid_size_request, |
0 /* FT_Size_SelectFunc */ |
}; |
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/* END */ |