ref: 12e226ac6798412271020d42645f69138715c519
dir: /include/freetype/ftbbox.h/
/***************************************************************************/ /* */ /* ftbbox.h */ /* */ /* FreeType exact bbox computation (specification). */ /* */ /* Copyright 1996-2001 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 FT_BEGIN_HEADER /*************************************************************************/ /* */ /* <Section> */ /* outline_processing */ /* */ /*************************************************************************/ /*************************************************************************/ /* */ /* <Function> */ /* FT_Outline_Get_BBox */ /* */ /* <Description> */ /* Computes the exact bounding box of an outline. This is slower */ /* than computing the control box. However, it uses an advanced */ /* algorithm which returns _very_ quickly when the two boxes */ /* coincide. Otherwise, the outline Bezier arcs are walked over 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. */ /* */ FT_EXPORT( FT_Error ) FT_Outline_Get_BBox( FT_Outline* outline, FT_BBox *abbox ); /* */ FT_END_HEADER #endif /* __FTBBOX_H__ */ /* END */