diff options
Diffstat (limited to 'src/3rdparty/freetype/src/cache/ftccmap.c')
-rw-r--r-- | src/3rdparty/freetype/src/cache/ftccmap.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/3rdparty/freetype/src/cache/ftccmap.c b/src/3rdparty/freetype/src/cache/ftccmap.c index aa59307f4..4c6a7fd96 100644 --- a/src/3rdparty/freetype/src/cache/ftccmap.c +++ b/src/3rdparty/freetype/src/cache/ftccmap.c @@ -4,7 +4,7 @@ /* */ /* FreeType CharMap cache (body) */ /* */ -/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -288,8 +288,20 @@ FT_Error error; FT_UInt gindex = 0; FT_UInt32 hash; + FT_Int no_cmap_change = 0; + if ( cmap_index < 0 ) + { + /* Treat a negative cmap index as a special value, meaning that you */ + /* don't want to change the FT_Face's character map through this */ + /* call. This can be useful if the face requester callback already */ + /* sets the face's charmap to the appropriate value. */ + + no_cmap_change = 1; + cmap_index = 0; + } + if ( !cache ) { FT_ERROR(( "FTC_CMapCache_Lookup: bad arguments, returning 0!\n" )); @@ -311,7 +323,7 @@ * Adobe Acrobat Reader Pack, named `KozMinProVI-Regular.otf', * which contains more than 5 charmaps. */ - if ( cmap_index >= 16 ) + if ( cmap_index >= 16 && !no_cmap_change ) { FTC_OldCMapDesc desc = (FTC_OldCMapDesc) face_id; @@ -393,12 +405,12 @@ old = face->charmap; cmap = face->charmaps[cmap_index]; - if ( old != cmap ) + if ( old != cmap && !no_cmap_change ) FT_Set_Charmap( face, cmap ); gindex = FT_Get_Char_Index( face, char_code ); - if ( old != cmap ) + if ( old != cmap && !no_cmap_change ) FT_Set_Charmap( face, old ); } |