http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/libart-2.0/libart_lgpl/art_rect.h

/* Libart_LGPL - library of basic graphic primitives * Copyright (C) 1998 Raph Levien * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __ART_RECT_H__ #define __ART_RECT_H__ #ifdef __cplusplus extern "C" { #endif typedef struct _ArtDRect ArtDRect; typedef struct _ArtIRect ArtIRect; struct _ArtDRect { /*< public >*/ double x0, y0, x1, y1; }; struct _ArtIRect { /*< public >*/ int x0, y0, x1, y1; }; /* Make a copy of the rectangle. */ void art_irect_copy (ArtIRect *dest, const ArtIRect *src); /* Find the smallest rectangle that includes both source rectangles. */ void art_irect_union (ArtIRect *dest, const ArtIRect *src1, const ArtIRect *src2); /* Return the intersection of the two rectangles */ void art_irect_intersect (ArtIRect *dest, const ArtIRect *src1, const ArtIRect *src2); /* Return true if the rectangle is empty. */ int art_irect_empty (const ArtIRect *src); /* Make a copy of the rectangle. */ void art_drect_copy (ArtDRect *dest, const ArtDRect *src); /* Find the smallest rectangle that includes both source rectangles. */ void art_drect_union (ArtDRect *dest, const ArtDRect *src1, const ArtDRect *src2); /* Return the intersection of the two rectangles */ void art_drect_intersect (ArtDRect *dest, const ArtDRect *src1, const ArtDRect *src2); /* Return true if the rectangle is empty. */ int art_drect_empty (const ArtDRect *src); void art_drect_affine_transform (ArtDRect *dst, const ArtDRect *src, const double matrix[6]); void art_drect_to_irect (ArtIRect *dst, ArtDRect *src); #ifdef __cplusplus } #endif #endif