rect.h (1229B)
1 /* 2 * Copyright (c) 2021, 2022 lumidify <nobody@lumidify.org> 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef LTK_RECT_H 18 #define LTK_RECT_H 19 20 /* FIXME: X only supports 16-bit numbers */ 21 typedef struct { 22 int x, y; 23 } ltk_point; 24 25 typedef struct { 26 int x; 27 int y; 28 int w; 29 int h; 30 } ltk_rect; 31 32 ltk_rect ltk_rect_intersect(ltk_rect r1, ltk_rect r2); 33 ltk_rect ltk_rect_relative(ltk_rect parent, ltk_rect child); 34 ltk_rect ltk_rect_union(ltk_rect r1, ltk_rect r2); 35 int ltk_collide_rect(ltk_rect rect, int x, int y); 36 37 #endif /* LTK_RECT_H */