Add tilemap loading

1 files changed, 50 insertions, 1 deletions

diff --git a/src/tilemap.c b/src/tilemap.c
index c0c0524..45d9fa5 100644
--- a/src/tilemap.c
+++ b/src/tilemap.c
@@ -6,7 +6,7 @@
 /*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/05/10 14:47:01 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/05/10 15:51:50 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/05/10 17:26:17 by dkaiser          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,6 +14,8 @@
 #include "so_long.h"
 
 static t_ivector	get_map_size_from_file(int fd);
+static int			load_tiles_from_file(t_tilemap *tilemap, int fd);
+static int			load_tiles_from_line(t_tilemap *tilemap, int l, char *line);
 static int			get_line_len(char *line);
 
 int	load_map_from_file(t_tilemap *tilemap, char *filename)
@@ -27,6 +29,15 @@ int	load_map_from_file(t_tilemap *tilemap, char *filename)
 	close(fd);
 	if (tilemap->grid_size.x < 0 || tilemap->grid_size.y < 0)
 		return (1);
+	fd = open(filename, O_RDONLY);
+	if (fd < 0)
+		return (1);
+	if (load_tiles_from_file(tilemap, fd))
+	{
+		close(fd);
+		return (1);
+	}
+	close(fd);
 	return (0);
 }
 
@@ -56,6 +67,44 @@ static t_ivector	get_map_size_from_file(int fd)
 	return (result);
 }
 
+static int	load_tiles_from_file(t_tilemap *tilemap, int fd)
+{
+	int		l;
+	char	*next_line;
+
+	tilemap->tiles = malloc(tilemap->grid_size.x * tilemap->grid_size.y
+			* sizeof(char));
+	if (!tilemap->tiles)
+		return (1);
+	l = 0;
+	next_line = get_next_line(fd);
+	while (next_line)
+	{
+		if (load_tiles_from_line(tilemap, l, next_line))
+			return (1);
+		next_line = get_next_line(fd);
+		l++;
+	}
+	return (0);
+}
+
+static int	load_tiles_from_line(t_tilemap *tilemap, int l, char *line)
+{
+	int	x;
+
+	x = 0;
+	while (line[x] && line[x] != '\n')
+	{
+		if (line[x] == EMPTY || line[x] == WALL || line[x] == COLLECTIBLE
+			|| line[x] == PLAYER_START || line[x] == EXIT)
+			tilemap->tiles[l * tilemap->grid_size.x + x] = line[x];
+		else
+			return (1);
+		line++;
+	}
+	return (0);
+}
+
 static int	get_line_len(char *line)
 {
 	int	len;