diff options
Diffstat (limited to 'src/3rdparty/freetype/src/pfr/pfrobjs.c')
-rw-r--r-- | src/3rdparty/freetype/src/pfr/pfrobjs.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/src/3rdparty/freetype/src/pfr/pfrobjs.c b/src/3rdparty/freetype/src/pfr/pfrobjs.c index 5a6e3979d5..3db8f0a060 100644 --- a/src/3rdparty/freetype/src/pfr/pfrobjs.c +++ b/src/3rdparty/freetype/src/pfr/pfrobjs.c @@ -4,7 +4,7 @@ * * FreeType PFR object methods (body). * - * Copyright (C) 2002-2022 by + * Copyright (C) 2002-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -130,14 +130,14 @@ if ( error ) goto Exit; - /* now load the physical font descriptor */ + /* load the physical font descriptor */ error = pfr_phy_font_load( &face->phy_font, stream, face->log_font.phys_offset, face->log_font.phys_size ); if ( error ) goto Exit; - /* now set up all root face fields */ + /* set up all root face fields */ { PFR_PhyFont phy_font = &face->phy_font; @@ -160,7 +160,7 @@ if ( nn == phy_font->num_chars ) { if ( phy_font->num_strikes > 0 ) - pfrface->face_flags = 0; /* not scalable */ + pfrface->face_flags &= ~FT_FACE_FLAG_SCALABLE; else { FT_ERROR(( "pfr_face_init: font doesn't contain glyphs\n" )); @@ -170,7 +170,7 @@ } } - if ( ( phy_font->flags & PFR_PHY_PROPORTIONAL ) == 0 ) + if ( !( phy_font->flags & PFR_PHY_PROPORTIONAL ) ) pfrface->face_flags |= FT_FACE_FLAG_FIXED_WIDTH; if ( phy_font->flags & PFR_PHY_VERTICAL ) @@ -338,7 +338,7 @@ } /* try to load an embedded bitmap */ - if ( ( load_flags & ( FT_LOAD_NO_SCALE | FT_LOAD_NO_BITMAP ) ) == 0 ) + if ( !( load_flags & ( FT_LOAD_NO_SCALE | FT_LOAD_NO_BITMAP ) ) ) { error = pfr_slot_load_bitmap( slot, @@ -486,17 +486,16 @@ kerning->x = 0; kerning->y = 0; - if ( glyph1 > 0 ) - glyph1--; - - if ( glyph2 > 0 ) - glyph2--; + /* PFR indexing skips .notdef, which becomes UINT_MAX */ + glyph1--; + glyph2--; - /* convert glyph indices to character codes */ - if ( glyph1 > phy_font->num_chars || - glyph2 > phy_font->num_chars ) + /* check the array bounds, .notdef is automatically out */ + if ( glyph1 >= phy_font->num_chars || + glyph2 >= phy_font->num_chars ) goto Exit; + /* convert glyph indices to character codes */ code1 = phy_font->chars[glyph1].char_code; code2 = phy_font->chars[glyph2].char_code; pair = PFR_KERN_INDEX( code1, code2 ); |