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/*
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*
*/
#ifndef BLI_RECT_H
#define BLI_RECT_H
struct rctf;
struct rcti;
#ifdef __cplusplus
extern "C" {
#endif
/* BLI_rct.c */
/**
* Determine if a rect is empty. An empty
* rect is one with a zero (or negative)
* width or height.
*
* @return True if @a rect is empty.
*/
int BLI_rcti_is_empty(struct rcti *rect);
int BLI_rctf_is_empty(struct rctf *rect);
void BLI_init_rctf(struct rctf *rect, float xmin, float xmax, float ymin, float ymax);
void BLI_init_rcti(struct rcti *rect, int xmin, int xmax, int ymin, int ymax);
void BLI_translate_rctf(struct rctf *rect, float x, float y);
void BLI_translate_rcti(struct rcti *rect, int x, int y);
void BLI_resize_rcti(struct rcti *rect, int x, int y);
void BLI_resize_rctf(struct rctf *rect, float x, float y);
int BLI_in_rcti(struct rcti *rect, int x, int y);
int BLI_in_rctf(struct rctf *rect, float x, float y);
int BLI_isect_rctf(struct rctf *src1, struct rctf *src2, struct rctf *dest);
int BLI_isect_rcti(struct rcti *src1, struct rcti *src2, struct rcti *dest);
void BLI_union_rctf(struct rctf *rcta, struct rctf *rctb);
void BLI_union_rcti(struct rcti *rcti1, struct rcti *rcti2);
void BLI_copy_rcti_rctf(struct rcti *tar, const struct rctf *src);
void print_rctf(const char *str, struct rctf *rect);
void print_rcti(const char *str, struct rcti *rect);
#ifdef __cplusplus
}
#endif
#endif
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