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/***************************************************************************/
/* */
/* otdemo.c */
/* */
/* Demo program for FreeType/OpenType font driver implementation (body).*/
/* */
/* Copyright 2003 by */
/* Masatake YAMATO and Redhat K.K. */
/* */
/* This file 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. */
/* */
/***************************************************************************/
/***************************************************************************/
/* Development of the code in this file is support of */
/* Information-technology Promotion Agency, Japan. */
/***************************************************************************/
#include <ft2build.h>
#include FT_LAYOUT_H
#include FT_OTLAYOUT_H
#include <stdio.h>
#include <stdlib.h>
#include <popt.h>
/* KANA specific implementation */
/* Script */
#define OT_SCRIPT_KANA FT_MAKE_TAG('k', 'a', 'n', 'a')
/* Language */
#define OT_LANGUAGE_JAPANESE FT_MAKE_TAG('J', 'A', 'N', ' ')
/* Feature */
#define OT_FEATURE_VERT FT_MAKE_TAG('v', 'e', 'r', 't')
#define OT_FEATURE_VRT2 FT_MAKE_TAG('v', 'r', 't', '2')
/* Property bit */
enum {
OT_VERT = 1 << 0,
OT_VRT2 = 1 << 1
};
/* Property */
enum {
OT_VERT_P = (~OT_VERT) & (~OT_VRT2)
};
void doit(FT_Face face);
int
main(int argc, char ** argv)
{
FT_Library library;
FT_Face face;
poptContext optCon;
int rc;
const char * file;
static int arg_memprof = 0;
struct poptOption optTable [] = {
{ "memprof", 'm', POPT_ARG_NONE, &arg_memprof, 0, "Enter to infinite loop to run under memprof", ""},
POPT_AUTOHELP
POPT_TABLEEND
};
FTL_EngineType engine_type;
optCon = poptGetContext(argv[0], argc, (const char **)argv, optTable, 0);
poptSetOtherOptionHelp(optCon, "[options] otfont\n");
rc = poptReadDefaultConfig (optCon, 0);
if (rc < 0)
{
fprintf(stderr, "Fail to read .popt config file: %s\n",
poptStrerror(rc));
exit (1);
}
while ((rc = poptGetNextOpt(optCon)) > 0)
if (rc != -1)
{
fprintf(stderr, "bad argument %s: %s\n",
poptBadOption(optCon, POPT_BADOPTION_NOALIAS),
poptStrerror(rc));
exit (1);
}
if (FT_Init_FreeType (&library))
{
fprintf(stderr, "Error in %s\n", "FT_Init_FreeType");
exit (1);
}
file = poptGetArg(optCon);
if (!file)
{
poptPrintHelp(optCon, stderr, 0);
exit(1);
}
if ( FT_New_Face (library, file, 0, &face) )
{
fprintf(stderr, "Error in %s: %s\n", "FT_New_Face", file);
exit (1);
}
if ( !( face->face_flags & FT_FACE_FLAG_GLYPH_SUBSTITUTION) )
{
fprintf(stderr, "Abort: No substitution table for the face\n");
exit(1);
}
if ( FTL_Query_EngineType( face, &engine_type )
|| ( engine_type != FTL_OPENTYPE_ENGINE ) )
{
fprintf(stderr, "No OT table is existed: %s\n", file);
exit ( 1 );
}
doit( face );
if ( FT_Done_Face ( face ) )
fprintf(stderr, "Error in %s: %s\n", "FT_Done_Face", file);
if ( FT_Done_FreeType (library) )
{
fprintf(stderr, "Error in %s\n", "FT_Done_FreeType");
exit(1);
}
if ( arg_memprof || getenv("_MEMPROF_SOCKET") )
{
fprintf(stderr, "Enter infinite loop for memprof\n");
while (1);
}
return 0;
}
void
doit(FT_Face face)
{
FTL_FeaturesRequest request;
FT_UInt script_index, feature_index;
FT_Memory memory = face->stream->memory;
FTL_Glyphs_Array in, out;
FT_Int i;
if ( FTL_New_FeaturesRequest( face, &request ) )
{
fprintf(stderr, "error: %s\n", "FTL_New_FeaturesRequest");
return ;
}
if ( !OTL_FeaturesRequest_Find_Script ( (OTL_FeaturesRequest)request,
OT_TABLE_GSUB,
OT_SCRIPT_KANA,
&script_index ) )
{
fprintf(stderr, "cannot find script: %s\n",
"OTL_FeaturesRequest_Find_Script");
return ;
}
if ( !OTL_FeaturesRequest_Find_Feature( (OTL_FeaturesRequest)request,
OT_TABLE_GSUB,
OT_FEATURE_VERT,
script_index,
0xffff, /* default language system */
&feature_index ) )
{
fprintf(stderr, "cannot find feature: %s\n",
"OTL_FeaturesRequest_Find_Feature");
return ;
}
OTL_FeaturesRequest_Add_Feature ( (OTL_FeaturesRequest)request,
OT_TABLE_GSUB,
feature_index,
OT_VERT );
if ( FTL_New_Glyphs_Array ( memory, &in )
|| FTL_New_Glyphs_Array ( memory, &out ) )
{
fprintf(stderr, "mem error: %s\n", "FTL_New_Glyphs_Array");
return ;
}
if ( FTL_Set_Glyphs_Array_Length ( in, 14751 ) )
{
fprintf(stderr, "mem error: %s\n",
"FTL_Set_Glyphs_Array_Length");
return ;
}
for ( i = 0; i < 14751; i++ )
{
in->glyphs[i].gid = i;
in->glyphs[i].ot_prop = OT_VERT_P;
}
FTL_Activate_FeaturesRequest( request );
FTL_Substitute_Glyphs ( face, in, out );
for ( i = 0; i < 14751; i++ )
{
if ( out->glyphs[i].gid != i )
fprintf( stdout, "%d => %u\n", i, out->glyphs[i].gid );
}
FTL_Done_Glyphs_Array ( out );
FTL_Done_Glyphs_Array ( in );
FTL_Done_FeaturesRequest ( request );
}
/* END */
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