157 lines
3.9 KiB
C
157 lines
3.9 KiB
C
/*
|
|
* gcc -DFT2_BUILD_LIBRARY -I../../include -o test_afm test_afm.c \
|
|
* -L../../objs/.libs -lfreetype -lz -static
|
|
*/
|
|
#include <freetype/freetype.h>
|
|
#include <freetype/internal/ftstream.h>
|
|
#include <freetype/internal/psaux.h>
|
|
|
|
void dump_fontinfo( AFM_FontInfo fi )
|
|
{
|
|
FT_UInt i;
|
|
|
|
|
|
printf( "This AFM is for %sCID font.\n\n",
|
|
( fi->IsCIDFont ) ? "" : "non-" );
|
|
|
|
printf( "FontBBox: %.2f %.2f %.2f %.2f\n", fi->FontBBox.xMin / 65536.,
|
|
fi->FontBBox.yMin / 65536.,
|
|
fi->FontBBox.xMax / 65536.,
|
|
fi->FontBBox.yMax / 65536. );
|
|
printf( "Ascender: %.2f\n", fi->Ascender / 65536. );
|
|
printf( "Descender: %.2f\n\n", fi->Descender / 65536. );
|
|
|
|
if ( fi->NumTrackKern )
|
|
printf( "There are %d sets of track kernings:\n",
|
|
fi->NumTrackKern );
|
|
else
|
|
printf( "There is no track kerning.\n" );
|
|
|
|
for ( i = 0; i < fi->NumTrackKern; i++ )
|
|
{
|
|
AFM_TrackKern tk = fi->TrackKerns + i;
|
|
|
|
|
|
printf( "\t%2d: %5.2f %5.2f %5.2f %5.2f\n", tk->degree,
|
|
tk->min_ptsize / 65536.,
|
|
tk->min_kern / 65536.,
|
|
tk->max_ptsize / 65536.,
|
|
tk->max_kern / 65536. );
|
|
}
|
|
|
|
printf( "\n" );
|
|
|
|
if ( fi->NumKernPair )
|
|
printf( "There are %d kerning pairs:\n",
|
|
fi->NumKernPair );
|
|
else
|
|
printf( "There is no kerning pair.\n" );
|
|
|
|
for ( i = 0; i < fi->NumKernPair; i++ )
|
|
{
|
|
AFM_KernPair kp = fi->KernPairs + i;
|
|
|
|
|
|
printf( "\t%3d + %3d => (%4d, %4d)\n", kp->index1,
|
|
kp->index2,
|
|
kp->x,
|
|
kp->y );
|
|
}
|
|
|
|
}
|
|
|
|
int
|
|
dummy_get_index( const char* name,
|
|
FT_Offset len,
|
|
void* user_data )
|
|
{
|
|
if ( len )
|
|
return name[0];
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
FT_Error
|
|
parse_afm( FT_Library library,
|
|
FT_Stream stream,
|
|
AFM_FontInfo fi )
|
|
{
|
|
PSAux_Service psaux;
|
|
AFM_ParserRec parser;
|
|
FT_Error error = FT_Err_Ok;
|
|
|
|
|
|
psaux = (PSAux_Service)FT_Get_Module_Interface( library, "psaux" );
|
|
if ( !psaux || !psaux->afm_parser_funcs )
|
|
return -1;
|
|
|
|
error = FT_Stream_EnterFrame( stream, stream->size );
|
|
if ( error )
|
|
return error;
|
|
|
|
error = psaux->afm_parser_funcs->init( &parser,
|
|
library->memory,
|
|
stream->cursor,
|
|
stream->limit );
|
|
if ( error )
|
|
return error;
|
|
|
|
parser.FontInfo = fi;
|
|
parser.get_index = dummy_get_index;
|
|
|
|
error = psaux->afm_parser_funcs->parse( &parser );
|
|
|
|
psaux->afm_parser_funcs->done( &parser );
|
|
|
|
return error;
|
|
}
|
|
|
|
|
|
int main( int argc,
|
|
char** argv )
|
|
{
|
|
FT_Library library;
|
|
FT_StreamRec stream;
|
|
FT_Error error = FT_Err_Ok;
|
|
AFM_FontInfoRec fi;
|
|
|
|
|
|
if ( argc < 2 )
|
|
return FT_ERR( Invalid_Argument );
|
|
|
|
error = FT_Init_FreeType( &library );
|
|
if ( error )
|
|
return error;
|
|
|
|
FT_ZERO( &stream );
|
|
error = FT_Stream_Open( &stream, argv[1] );
|
|
if ( error )
|
|
goto Exit;
|
|
stream.memory = library->memory;
|
|
|
|
FT_ZERO( &fi );
|
|
error = parse_afm( library, &stream, &fi );
|
|
|
|
if ( !error )
|
|
{
|
|
FT_Memory memory = library->memory;
|
|
|
|
|
|
dump_fontinfo( &fi );
|
|
|
|
if ( fi.KernPairs )
|
|
FT_FREE( fi.KernPairs );
|
|
if ( fi.TrackKerns )
|
|
FT_FREE( fi.TrackKerns );
|
|
}
|
|
else
|
|
printf( "parse error\n" );
|
|
|
|
FT_Stream_Close( &stream );
|
|
|
|
Exit:
|
|
FT_Done_FreeType( library );
|
|
|
|
return error;
|
|
}
|