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/*
** move.c for in /home/gayot_o/prog/minesweeper
**
** Made by olivier gayot
** Login <gayot_o@epitech.net>
**
** Started on Sun Apr 22 17:08:59 2012 olivier gayot
** Last update Sun Apr 22 17:08:59 2012 olivier gayot
*/
#include "minesweeper.h"
static void incr_selection(int incr, map_t *map, int *selection);
int move_left(map_t *map, int *selection) {
if (*selection % BLOCK_W)
incr_selection(-1, map, selection);
else /* beginning of the line */
incr_selection(BLOCK_W - 1, map, selection);
show_map(map);
return 0;
}
int move_right(map_t *map, int *selection) {
if (*selection % BLOCK_W != (BLOCK_W - 1))
incr_selection(+1, map, selection);
else /* beginning of the line */
incr_selection(-(BLOCK_W - 1), map, selection);
show_map(map);
return 0;
}
int move_up(map_t *map, int *selection) {
if (*selection / BLOCK_W)
incr_selection(-BLOCK_W, map, selection);
else /* beginning of the line */
incr_selection(BLOCK_W * (BLOCK_H - 1), map, selection);
show_map(map);
return 0;
}
int move_down(map_t *map, int *selection) {
if (*selection / BLOCK_W != (BLOCK_H - 1))
incr_selection(BLOCK_W, map, selection);
else /* beginning of the line */
incr_selection(-(BLOCK_W * (BLOCK_H - 1)), map, selection);
show_map(map);
return 0;
}
static void incr_selection(int incr, map_t *map, int *selection) {
map->tab[*selection / BLOCK_W][*selection % BLOCK_W].selected = false;
(*selection) += incr;
map->tab[*selection / BLOCK_W][*selection % BLOCK_W].selected = true;
}
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