static FT_Error
ft_face_get_mm_service( FT_Face face,
FT_Service_MultiMasters *aservice )
{
FT_Error error;
*aservice = NULL;
if ( !face )
return FT_THROW( Invalid_Face_Handle );
error = FT_ERR( Invalid_Argument );
if ( FT_HAS_MULTIPLE_MASTERS( face ) )
{
FT_FACE_LOOKUP_SERVICE( face,
*aservice,
MULTI_MASTERS );
if ( *aservice )
error = FT_Err_Ok;
}
return error;
}
FT_EXPORT_DEF( FT_Error ) FT_Set_MM_Blend_Coordinates(
FT_Face face,
FT_UInt num_coords,
FT_Fixed* coords )
{
FT_Error error;
if ( !face )
return FT_Err_Invalid_Face_Handle;
error = FT_Err_Invalid_Argument;
if ( FT_HAS_MULTIPLE_MASTERS( face ) )
{
FT_Driver driver = face->driver;
FT_Set_MM_Blend_Func func;
func = (FT_Set_MM_Blend_Func)driver->root.clazz->get_interface(
FT_MODULE( driver ), "set_mm_blend" );
if ( func )
error = func( face, num_coords, coords );
}
return error;
}
FT_EXPORT_DEF( FT_Error ) FT_Get_Multi_Master( FT_Face face,
FT_Multi_Master *amaster )
{
FT_Error error;
if ( !face )
return FT_Err_Invalid_Face_Handle;
error = FT_Err_Invalid_Argument;
if ( FT_HAS_MULTIPLE_MASTERS( face ) )
{
FT_Driver driver = face->driver;
FT_Get_MM_Func func;
func = (FT_Get_MM_Func)driver->root.clazz->get_interface(
FT_MODULE( driver ), "get_mm" );
if ( func )
error = func( face, amaster );
}
return error;
}
void
Print_Type( FT_Face face )
{
FT_Module module;
printf( "font type entries\n" );
module = &face->driver->root;
printf( " FreeType driver: %s\n", module->clazz->module_name );
/* Is it better to dump all sfnt tag names? */
printf( " sfnt wrapped: %s\n",
FT_IS_SFNT( face ) ? (char *)"yes" : (char *)"no" );
/* isScalable? */
comma_flag = 0;
printf( " type: " );
if ( FT_IS_SCALABLE( face ) )
{
Print_Comma( "scalable" );
if ( FT_HAS_MULTIPLE_MASTERS( face ) )
Print_Comma( "multiple masters" );
}
if ( FT_HAS_FIXED_SIZES( face ) )
Print_Comma( "fixed size" );
printf( "\n" );
/* Direction */
comma_flag = 0;
printf( " direction: " );
if ( FT_HAS_HORIZONTAL( face ) )
Print_Comma( "horizontal" );
if ( FT_HAS_VERTICAL( face ) )
Print_Comma( "vertical" );
printf( "\n" );
printf( " fixed width: %s\n",
FT_IS_FIXED_WIDTH( face ) ? (char *)"yes" : (char *)"no" );
printf( " glyph names: %s\n",
FT_HAS_GLYPH_NAMES( face ) ? (char *)"yes" : (char *)"no" );
if ( FT_IS_SCALABLE( face ) )
{
printf( " EM size: %d\n", face->units_per_EM );
printf( " global BBox: (%ld,%ld):(%ld,%ld)\n",
face->bbox.xMin, face->bbox.yMin,
face->bbox.xMax, face->bbox.yMax );
printf( " ascent: %d\n", face->ascender );
printf( " descent: %d\n", face->descender );
printf( " text height: %d\n", face->height );
}
}
static void
openfont(
char *fname,
char *arg /* unused now */
)
{
FT_Error error;
#ifdef XP_PSTEXT
extern FT_Face xp_pstext_ft_face;
extern FT_Library ftypeLibrary; /* defined in xc/lib/font/FreeType/ftfuncs.c */
face = xp_pstext_ft_face;
#else
if( FT_Init_FreeType( &library ) ) {
fprintf(stderr, "** FreeType initialization failed\n");
exit(1);
}
if( error = FT_New_Face( library, fname, 0, &face ) ) {
if ( error == FT_Err_Unknown_File_Format )
fprintf(stderr, "**** %s has format unknown to FreeType\n", fname);
else
fprintf(stderr, "**** Cannot access %s ****\n", fname);
exit(1);
}
#endif /* XP_PSTEXT */
if(FT_HAS_FIXED_SIZES(face)) {
WARNING_1 fprintf(stderr, "Font contains bitmaps\n");
}
if(FT_HAS_MULTIPLE_MASTERS(face)) {
WARNING_1 fprintf(stderr, "Font contains multiple masters, using default\n");
}
if(ISDBG(FT)) fprintf(stderr," %d units per EM\n", face->units_per_EM);
enc_found = 0;
}
tt_face_init( FT_Stream stream,
FT_Face ttface, /* TT_Face */
FT_Int face_index,
FT_Int num_params,
FT_Parameter* params )
{
FT_Error error;
FT_Library library;
SFNT_Service sfnt;
TT_Face face = (TT_Face)ttface;
FT_TRACE2(( "TTF driver\n" ));
library = ttface->driver->root.library;
sfnt = (SFNT_Service)FT_Get_Module_Interface( library, "sfnt" );
if ( !sfnt )
{
FT_ERROR(( "tt_face_init: cannot access `sfnt' module\n" ));
error = FT_THROW( Missing_Module );
goto Exit;
}
/* create input stream from resource */
if ( FT_STREAM_SEEK( 0 ) )
goto Exit;
/* check that we have a valid TrueType file */
error = sfnt->init_face( stream, face, face_index, num_params, params );
/* Stream may have changed. */
stream = face->root.stream;
if ( error )
goto Exit;
/* We must also be able to accept Mac/GX fonts, as well as OT ones. */
/* The 0x00020000 tag is completely undocumented; some fonts from */
/* Arphic made for Chinese Windows 3.1 have this. */
if ( face->format_tag != 0x00010000L && /* MS fonts */
face->format_tag != 0x00020000L && /* CJK fonts for Win 3.1 */
face->format_tag != TTAG_true ) /* Mac fonts */
{
FT_TRACE2(( " not a TTF font\n" ));
goto Bad_Format;
}
#ifdef TT_USE_BYTECODE_INTERPRETER
ttface->face_flags |= FT_FACE_FLAG_HINTER;
#endif
/* If we are performing a simple font format check, exit immediately. */
if ( face_index < 0 )
return FT_Err_Ok;
/* Load font directory */
error = sfnt->load_face( stream, face, face_index, num_params, params );
if ( error )
goto Exit;
if ( tt_check_trickyness( ttface ) )
ttface->face_flags |= FT_FACE_FLAG_TRICKY;
error = tt_face_load_hdmx( face, stream );
if ( error )
goto Exit;
if ( FT_IS_SCALABLE( ttface ) )
{
#ifdef FT_CONFIG_OPTION_INCREMENTAL
if ( !ttface->internal->incremental_interface )
error = tt_face_load_loca( face, stream );
if ( !error )
error = tt_face_load_cvt( face, stream );
if ( !error )
error = tt_face_load_fpgm( face, stream );
if ( !error )
error = tt_face_load_prep( face, stream );
/* Check the scalable flag based on `loca'. */
if ( !ttface->internal->incremental_interface &&
ttface->num_fixed_sizes &&
face->glyph_locations &&
tt_check_single_notdef( ttface ) )
{
FT_TRACE5(( "tt_face_init:"
" Only the `.notdef' glyph has an outline.\n"
" "
" Resetting scalable flag to FALSE.\n" ));
ttface->face_flags &= ~FT_FACE_FLAG_SCALABLE;
}
#else /* !FT_CONFIG_OPTION_INCREMENTAL */
if ( !error )
error = tt_face_load_loca( face, stream );
if ( !error )
error = tt_face_load_cvt( face, stream );
if ( !error )
error = tt_face_load_fpgm( face, stream );
if ( !error )
error = tt_face_load_prep( face, stream );
/* Check the scalable flag based on `loca'. */
if ( ttface->num_fixed_sizes &&
face->glyph_locations &&
tt_check_single_notdef( ttface ) )
{
FT_TRACE5(( "tt_face_init:"
" Only the `.notdef' glyph has an outline.\n"
" "
" Resetting scalable flag to FALSE.\n" ));
ttface->face_flags &= ~FT_FACE_FLAG_SCALABLE;
}
#endif /* !FT_CONFIG_OPTION_INCREMENTAL */
}
#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
{
FT_Int instance_index = face_index >> 16;
if ( FT_HAS_MULTIPLE_MASTERS( ttface ) &&
instance_index > 0 )
{
error = TT_Get_MM_Var( face, NULL );
if ( error )
goto Exit;
if ( face->blend->mmvar->namedstyle )
{
FT_Memory memory = ttface->memory;
FT_Var_Named_Style* named_style;
FT_String* style_name;
/* in `face_index', the instance index starts with value 1 */
named_style = face->blend->mmvar->namedstyle + instance_index - 1;
error = sfnt->get_name( face,
(FT_UShort)named_style->strid,
&style_name );
if ( error )
goto Exit;
/* set style name; if already set, replace it */
if ( face->root.style_name )
FT_FREE( face->root.style_name );
face->root.style_name = style_name;
/* finally, select the named instance */
error = TT_Set_Var_Design( face,
face->blend->mmvar->num_axis,
named_style->coords );
if ( error )
goto Exit;
}
}
}
#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
/* initialize standard glyph loading routines */
TT_Init_Glyph_Loading( face );
Exit:
return error;
Bad_Format:
error = FT_THROW( Unknown_File_Format );
goto Exit;
}
