diff options
Diffstat (limited to 'src/base/ftobjs.c')
| -rw-r--r-- | src/base/ftobjs.c | 62 |
1 files changed, 38 insertions, 24 deletions
diff --git a/src/base/ftobjs.c b/src/base/ftobjs.c index ac2a39c..bd0c66e 100644 --- a/src/base/ftobjs.c +++ b/src/base/ftobjs.c @@ -56,9 +56,7 @@ #endif /* _MSC_VER */ /* it's easiest to include `md5.c' directly */ -#define free md5_free /* suppress a shadow warning */ #include "md5.c" -#undef free #if defined( _MSC_VER ) #pragma warning( pop ) @@ -667,11 +665,18 @@ /* the check for `num_locations' assures that we actually */ /* test for instructions in a TTF and not in a CFF-based OTF */ + /* */ + /* since `maxSizeOfInstructions' might be unreliable, we */ + /* check the size of the `fpgm' and `prep' tables, too -- */ + /* the assumption is that there don't exist real TTFs where */ + /* both `fpgm' and `prep' tables are missing */ if ( mode == FT_RENDER_MODE_LIGHT || face->internal->ignore_unpatented_hinter || ( FT_IS_SFNT( face ) && ttface->num_locations && - ttface->max_profile.maxSizeOfInstructions == 0 ) ) + ttface->max_profile.maxSizeOfInstructions == 0 && + ttface->font_program_size == 0 && + ttface->cvt_program_size == 0 ) ) autohint = TRUE; } } @@ -1133,7 +1138,8 @@ /* */ static FT_Error open_face( FT_Driver driver, - FT_Stream stream, + FT_Stream *astream, + FT_Bool external_stream, FT_Long face_index, FT_Int num_params, FT_Parameter* params, @@ -1141,10 +1147,11 @@ { FT_Memory memory; FT_Driver_Class clazz; - FT_Face face = 0; - FT_Error error, error2; + FT_Face face = NULL; FT_Face_Internal internal = NULL; + FT_Error error, error2; + clazz = driver->clazz; memory = driver->root.memory; @@ -1153,15 +1160,19 @@ if ( FT_ALLOC( face, clazz->face_object_size ) ) goto Fail; + face->driver = driver; + face->memory = memory; + face->stream = *astream; + + /* set the FT_FACE_FLAG_EXTERNAL_STREAM bit for FT_Done_Face */ + if ( external_stream ) + face->face_flags |= FT_FACE_FLAG_EXTERNAL_STREAM; + if ( FT_NEW( internal ) ) goto Fail; face->internal = internal; - face->driver = driver; - face->memory = memory; - face->stream = stream; - #ifdef FT_CONFIG_OPTION_INCREMENTAL { int i; @@ -1177,11 +1188,12 @@ #endif if ( clazz->init_face ) - error = clazz->init_face( stream, + error = clazz->init_face( *astream, face, (FT_Int)face_index, num_params, params ); + *astream = face->stream; /* Stream may have been changed. */ if ( error ) goto Fail; @@ -2024,8 +2036,8 @@ FT_Face *aface ) { FT_Error error; - FT_Driver driver; - FT_Memory memory; + FT_Driver driver = NULL; + FT_Memory memory = NULL; FT_Stream stream = NULL; FT_Face face = NULL; FT_ListNode node = NULL; @@ -2069,7 +2081,7 @@ params = args->params; } - error = open_face( driver, stream, face_index, + error = open_face( driver, &stream, external_stream, face_index, num_params, params, &face ); if ( !error ) goto Success; @@ -2105,7 +2117,7 @@ params = args->params; } - error = open_face( driver, stream, face_index, + error = open_face( driver, &stream, external_stream, face_index, num_params, params, &face ); if ( !error ) goto Success; @@ -2174,10 +2186,6 @@ Success: FT_TRACE4(( "FT_Open_Face: New face object, adding to list\n" )); - /* set the FT_FACE_FLAG_EXTERNAL_STREAM bit for FT_Done_Face */ - if ( external_stream ) - face->face_flags |= FT_FACE_FLAG_EXTERNAL_STREAM; - /* add the face object to its driver's list */ if ( FT_NEW( node ) ) goto Fail; @@ -2265,7 +2273,10 @@ goto Exit; Fail: - FT_Done_Face( face ); + if ( node ) + FT_Done_Face( face ); /* face must be in the driver's list */ + else if ( face ) + destroy_face( memory, face, driver ); Exit: FT_TRACE4(( "FT_Open_Face: Return %d\n", error )); @@ -3377,8 +3388,10 @@ FT_CMap cmap = FT_CMAP( face->charmap ); - do { + do + { gindex = cmap->clazz->char_next( cmap, &code ); + } while ( gindex >= (FT_UInt)face->num_glyphs ); result = ( gindex == 0 ) ? 0 : code; @@ -4308,7 +4321,8 @@ FT_Renderer renderer = FT_RENDERER( module ); - if ( renderer->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE && + if ( renderer->clazz && + renderer->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE && renderer->raster ) renderer->clazz->raster_class->raster_done( renderer->raster ); } @@ -4513,9 +4527,9 @@ service = (FT_Service_Properties)interface; if ( set ) - missing_func = !service->set_property; + missing_func = (FT_Bool)( !service->set_property ); else - missing_func = !service->get_property; + missing_func = (FT_Bool)( !service->get_property ); if ( missing_func ) { |