diff options
| author | Konstantin Ritt <ritt.ks@gmail.com> | 2015-11-02 07:10:28 +0400 |
|---|---|---|
| committer | Konstantin Ritt <ritt.ks@gmail.com> | 2015-11-03 16:21:10 +0000 |
| commit | dba44cd4e5754b579f2184a864ffe7b79b0a7e56 (patch) | |
| tree | c8829051b16c8a78f049fb05bae9322293143c91 /src/3rdparty/freetype/include/freetype/ftbbox.h | |
| parent | e056be144a0207699b42a01b6d4cb6f19be474d7 (diff) | |
Update bundled FreeType to 2.6.1
Change-Id: Ic489f8aa8ad42da3922f542e6c9064afe44f3799
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
Diffstat (limited to 'src/3rdparty/freetype/include/freetype/ftbbox.h')
| -rw-r--r-- | src/3rdparty/freetype/include/freetype/ftbbox.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/3rdparty/freetype/include/freetype/ftbbox.h b/src/3rdparty/freetype/include/freetype/ftbbox.h new file mode 100644 index 0000000000..9d9d040767 --- /dev/null +++ b/src/3rdparty/freetype/include/freetype/ftbbox.h @@ -0,0 +1,101 @@ +/***************************************************************************/ +/* */ +/* ftbbox.h */ +/* */ +/* FreeType exact bbox computation (specification). */ +/* */ +/* Copyright 1996-2015 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: */ |