static
FT_Error Load_Post_Names( TT_Face face )
{
FT_Stream stream;
FT_Error error;
FT_Fixed format;
/* get a stream for the face's resource */
stream = face->root.stream;
/* seek to the beginning of the PS names table */
error = face->goto_table( face, TTAG_post, stream, 0 );
if ( error )
goto Exit;
format = face->postscript.FormatType;
/* go to beginning of subtable */
if ( FILE_Skip( 32 ) )
goto Exit;
/* now read postscript table */
switch ( format )
{
case 0x00020000L:
error = Load_Format_20( face, stream );
break;
case 0x00028000L:
error = Load_Format_25( face, stream );
break;
default:
error = TT_Err_Invalid_File_Format;
}
face->postscript_names.loaded = 1;
Exit:
return error;
}
static TT_Error
Kerning_Create( void* ext,
PFace face )
{
DEFINE_LOAD_LOCALS( face->stream );
TT_Kerning* kern = (TT_Kerning*)ext;
UShort num_tables;
Long table;
TT_Kern_Subtable* sub;
/* by convention */
if ( !kern )
return TT_Err_Ok;
/* Now load the kerning directory. We're called from the face */
/* constructor. We thus need not use the stream. */
kern->version = 0;
kern->nTables = 0;
kern->tables = NULL;
table = TT_LookUp_Table( face, TTAG_kern );
if ( table < 0 )
return TT_Err_Ok; /* The table is optional */
if ( FILE_Seek( face->dirTables[table].Offset ) ||
ACCESS_Frame( 4L ) )
return error;
kern->version = GET_UShort();
num_tables = GET_UShort();
FORGET_Frame();
/* we don't set kern->nTables until we have allocated the array */
if ( ALLOC_ARRAY( kern->tables, num_tables, TT_Kern_Subtable ) )
return error;
kern->nTables = num_tables;
/* now load the directory entries, but do _not_ load the tables ! */
sub = kern->tables;
for ( table = 0; table < num_tables; table++ )
{
if ( ACCESS_Frame( 6L ) )
return error;
sub->loaded = FALSE; /* redundant, but good to see */
sub->version = GET_UShort();
sub->length = GET_UShort() - 6; /* substract header length */
sub->format = GET_Byte();
sub->coverage = GET_Byte();
FORGET_Frame();
sub->offset = FILE_Pos();
/* now skip to the next table */
if ( FILE_Skip( sub->length ) )
return error;
sub++;
}
/* that's fine, leave now */
return TT_Err_Ok;
}
