forked from minhngoc25a/freetype2
73 lines
3.8 KiB
C
73 lines
3.8 KiB
C
/***************************************************************************/
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/* */
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/* ftbbox.h */
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/* */
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/* FreeType bbox computation (specification). */
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/* */
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/* Copyright 1996-2000 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used */
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/* modified and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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/*************************************************************************/
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/* */
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/* This component has a _single_ role: to compute exact outline bounding */
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/* boxes. */
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/* */
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/* It is separated from the rest of the engine for various technical */
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/* reasons. It may well be integrated in `ftoutln' later. */
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/* */
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/*************************************************************************/
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#ifndef FTBBOX_H
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#define FTBBOX_H
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#include <freetype/freetype.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*************************************************************************/
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/* */
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/* <Function> */
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/* FT_Raster_GetBBox */
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/* */
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/* <Description> */
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/* Computes the exact bounding box of an outline. This is slower */
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/* than computing the control box. However, it uses an advanced */
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/* algorithm which returns _very_ quickly when the two boxes */
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/* coincide. Otherwise, the outline Bezier arcs are walked over to */
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/* extract their extrema. */
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/* */
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/* <Input> */
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/* outline :: A pointer to the source outline. */
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/* */
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/* <Output> */
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/* bbox :: The outline's exact bounding box. */
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/* */
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/* <Return> */
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/* Error code. 0 means success. */
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/* */
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FT_EXPORT_DEF(FT_Error) FT_Raster_GetBBox( FT_Outline* outline,
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FT_BBox* abbox );
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#ifdef __cplusplus
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}
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#endif
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#endif /* FTBBOX_H */
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/* END */
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