diff options
Diffstat (limited to 'include/freetype/ftmodapi.h')
| -rw-r--r-- | include/freetype/ftmodapi.h | 44 |
1 files changed, 41 insertions, 3 deletions
diff --git a/include/freetype/ftmodapi.h b/include/freetype/ftmodapi.h index 3c9b876..8f2e017 100644 --- a/include/freetype/ftmodapi.h +++ b/include/freetype/ftmodapi.h @@ -4,7 +4,7 @@ /* */ /* FreeType modules public interface (specification). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2006, 2008, 2009 by */ +/* Copyright 1996-2001, 2002, 2003, 2006, 2008, 2009, 2010 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -252,6 +252,33 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ /* <Function> */ + /* FT_Reference_Library */ + /* */ + /* <Description> */ + /* A counter gets initialized to~1 at the time an @FT_Library */ + /* structure is created. This function increments the counter. */ + /* @FT_Done_Library then only destroys a library if the counter is~1, */ + /* otherwise it simply decrements the counter. */ + /* */ + /* This function helps in managing life-cycles of structures which */ + /* reference @FT_Library objects. */ + /* */ + /* <Input> */ + /* library :: A handle to a target library object. */ + /* */ + /* <Return> */ + /* FreeType error code. 0~means success. */ + /* */ + /* <Since> */ + /* 2.4.2 */ + /* */ + FT_EXPORT( FT_Error ) + FT_Reference_Library( FT_Library library ); + + + /*************************************************************************/ + /* */ + /* <Function> */ /* FT_New_Library */ /* */ /* <Description> */ @@ -263,6 +290,9 @@ FT_BEGIN_HEADER /* @FT_Add_Default_Modules or a series of calls to @FT_Add_Module) */ /* instead of @FT_Init_FreeType to initialize the FreeType library. */ /* */ + /* Don't use @FT_Done_FreeType but @FT_Done_Library to destroy a */ + /* library instance. */ + /* */ /* <Input> */ /* memory :: A handle to the original memory object. */ /* */ @@ -272,6 +302,10 @@ FT_BEGIN_HEADER /* <Return> */ /* FreeType error code. 0~means success. */ /* */ + /* <Note> */ + /* See the discussion of reference counters in the description of */ + /* @FT_Reference_Library. */ + /* */ FT_EXPORT( FT_Error ) FT_New_Library( FT_Memory memory, FT_Library *alibrary ); @@ -292,6 +326,10 @@ FT_BEGIN_HEADER /* <Return> */ /* FreeType error code. 0~means success. */ /* */ + /* <Note> */ + /* See the discussion of reference counters in the description of */ + /* @FT_Reference_Library. */ + /* */ FT_EXPORT( FT_Error ) FT_Done_Library( FT_Library library ); @@ -394,8 +432,8 @@ FT_BEGIN_HEADER * * FT_TRUETYPE_ENGINE_TYPE_PATENTED :: * The library implements a bytecode interpreter that covers - * the full instruction set of the TrueType virtual machine. - * See the file `docs/PATENTS' for legal aspects. + * the full instruction set of the TrueType virtual machine (this + * was governed by patents until May 2010, hence the name). * * @since: * 2.2 |