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author | Victoria Lease <violets@google.com> | 2013-12-12 09:12:18 -0800 |
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committer | Victoria Lease <violets@google.com> | 2013-12-12 09:23:45 -0800 |
commit | ec0bab5697bb31ba980810145f62e3799946ec60 (patch) | |
tree | baa7eea792c50b86250831c67a9f2a6eb5be6a91 /include/ftbbox.h | |
parent | 899c67b6cfcd2010784fbf08c5415af16c526e0c (diff) | |
download | android_external_freetype-ec0bab5697bb31ba980810145f62e3799946ec60.tar.gz android_external_freetype-ec0bab5697bb31ba980810145f62e3799946ec60.tar.bz2 android_external_freetype-ec0bab5697bb31ba980810145f62e3799946ec60.zip |
Update freetype to 8bb09b0fe4d9747bcf452a777cabed7d7ef435e2
Integrated patches from freetype2 git repository, up to hashval
8bb09b0fe4d9747bcf452a777cabed7d7ef435e2, which is post-2.5.2.
Most recent commit message from freetype git:
[truetype] Simplify logic of rendering modes.
Noteworthy patches included:
[sfnt] Fix handling of embedded bitmap strikes.
[truetype] Improve handling of buggy embedded bitmap strikes.
Add FT_FACE_FLAG_COLOR and FT_HAS_COLOR.
Change-Id: I4a22d96c9443c7a587475ca0a9c684843e144b18
Diffstat (limited to 'include/ftbbox.h')
-rw-r--r-- | include/ftbbox.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/include/ftbbox.h b/include/ftbbox.h new file mode 100644 index 0000000..8938841 --- /dev/null +++ b/include/ftbbox.h @@ -0,0 +1,102 @@ +/***************************************************************************/ +/* */ +/* ftbbox.h */ +/* */ +/* FreeType exact bbox computation (specification). */ +/* */ +/* Copyright 1996-2001, 2003, 2007, 2011, 2013 by */ +/* David Turner, Robert Wilhelm, and Werner Lemberg. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + + + /*************************************************************************/ + /* */ + /* This component has a _single_ role: to compute exact outline bounding */ + /* boxes. */ + /* */ + /* It is separated from the rest of the engine for various technical */ + /* reasons. It may well be integrated in `ftoutln' later. */ + /* */ + /*************************************************************************/ + + +#ifndef __FTBBOX_H__ +#define __FTBBOX_H__ + + +#include <ft2build.h> +#include FT_FREETYPE_H + +#ifdef FREETYPE_H +#error "freetype.h of FreeType 1 has been loaded!" +#error "Please fix the directory search order for header files" +#error "so that freetype.h of FreeType 2 is found first." +#endif + + +FT_BEGIN_HEADER + + + /*************************************************************************/ + /* */ + /* <Section> */ + /* outline_processing */ + /* */ + /*************************************************************************/ + + + /*************************************************************************/ + /* */ + /* <Function> */ + /* FT_Outline_Get_BBox */ + /* */ + /* <Description> */ + /* Compute the exact bounding box of an outline. This is slower */ + /* than computing the control box. However, it uses an advanced */ + /* algorithm that returns _very_ quickly when the two boxes */ + /* coincide. Otherwise, the outline Bézier arcs are traversed to */ + /* extract their extrema. */ + /* */ + /* <Input> */ + /* outline :: A pointer to the source outline. */ + /* */ + /* <Output> */ + /* abbox :: The outline's exact bounding box. */ + /* */ + /* <Return> */ + /* FreeType error code. 0~means success. */ + /* */ + /* <Note> */ + /* If the font is tricky and the glyph has been loaded with */ + /* @FT_LOAD_NO_SCALE, the resulting BBox is meaningless. To get */ + /* reasonable values for the BBox it is necessary to load the glyph */ + /* at a large ppem value (so that the hinting instructions can */ + /* properly shift and scale the subglyphs), then extracting the BBox, */ + /* which can be eventually converted back to font units. */ + /* */ + FT_EXPORT( FT_Error ) + FT_Outline_Get_BBox( FT_Outline* outline, + FT_BBox *abbox ); + + + /* */ + + +FT_END_HEADER + +#endif /* __FTBBOX_H__ */ + + +/* END */ + + +/* Local Variables: */ +/* coding: utf-8 */ +/* End: */ |