4 A Programmer's Text Editor
8 Copyright (C) 1991-2012 Angel Ortega <angel@triptico.com>
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License
12 as published by the Free Software Foundation; either version 2
13 of the License, or (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 http://www.triptico.com
28 /** editor actions **/
30 mp.actions['pipes'] = sub (d) {
34 /** action descriptions **/
36 mp.actdesc['pipes'] = LL("Play \"Pipes\"");
40 sub mp.maze(doc, keycode)
42 local tx = mp.window.tx;
43 local ty = mp.window.ty;
46 doc = mp.open('<maze>');
48 local maze = doc.maze;
50 if (maze == NULL || maze.tx != tx || maze.ty != ty) {
51 /* new or changed: rebuild everything */
85 foreach (t, [[0, -1], [1, 0], [0, 1], [-1, 0]]) {
86 /* can space be opened? */
87 local ny = y + t[0] * 2;
88 local nx = x + t[1] * 2;
90 if (nx > 0 && ny > 0 && maze.map[ny][nx] eq '#')
95 /* more than one way? stack this position */
99 /* pick one direction at random and move there */
100 local m = d[random(size(d))];
105 maze.map[y][x] = ' ';
111 /* no way from here: pop previous position */
112 if ((d = pop(stack)) == NULL)
120 maze.x = 1 + random(tx / 2) * 2;
121 maze.y = 1 + random(ty / 2) * 2;
123 maze.map[maze.y][maze.x] = '@';
125 x = 1 + random(tx / 2) * 2;
126 y = 1 + random(ty / 2) * 2;
128 maze.map[y][x] = 'X';
130 doc.keypress = sub(d, k) { mp.maze(d, k); };
132 doc.paint = sub(d) { map(d.maze.map, sub(e) { [8, join(e)];}); };
138 maze.map[y][x] = ' ';
140 if (keycode eq 'cursor-up')
142 if (keycode eq 'cursor-down')
144 if (keycode eq 'cursor-left')
146 if (keycode eq 'cursor-right')
149 if (maze.map[y][x] eq 'X') {
150 mp.alert(L("You won!"));
155 if (maze.map[y][x] eq ' ') {
160 maze.map[maze.y][maze.x] = '@';
168 sub mp.pipes(doc, keycode)
170 local tx = mp.window.tx;
171 local ty = mp.window.ty;
174 doc = mp.open('<pipes>');
176 local pipes = doc.pipes;
178 if (pipes == NULL || pipes.you_won || pipes.tx != tx || pipes.ty != ty) {
179 local wx = int((tx - 2) / 3);
180 local wy = int(((ty - 1) / 3) - 1);
190 dir: [[0, -1], [1, 0], [0, 1], [-1, 0]],
193 shape: [' # ', ' ##', ' '],
198 shape: [' ', ' ##', ' # '],
203 shape: [' ', '## ', ' # '],
208 shape: [' # ', '## ', ' '],
213 shape: [' # ', ' # ', ' # '],
218 shape: [' ', '###', ' '],
223 shape: [' ', ' ', ' '],
224 out: [-1, -1, -1, -1],
228 shape: ['| |', '\ /', ' # '],
229 out: [-1, -1, 2, -1],
233 shape: [' # ', ' # ', '/ \'],
234 out: [-1, -1, -1000, -1],
240 pipes.map = map([1 .. wy - 1],
241 sub {map([1 .. wx], sub { random(size(pipes.pieces) - 3); });}
245 ins(pipes.map, map([1 .. wx], sub { 6; }), 0);
246 pipes.map[0][pipes.sx] = 7;
249 push(pipes.map, map([1 .. wx], sub { 6; }));
250 pipes.map[wy][5] = 8;
251 pipes.map[wy][wx - 5] = 8;
256 doc.keypress = sub (d, k) { mp.pipes(d, k); };
258 doc.paint = sub (d) {
260 local pipes = d.pipes;
262 foreach (n, [0 .. pipes.wy]) {
267 foreach (m, [0 .. (pipes.wx - 1)]) {
268 local p = pipes.map[n][m];
269 local s = pipes.pieces[p].shape;
272 if (n == pipes.y && m == pipes.x)
273 c = mp.colors.cursor.attr;
275 c = pipes.attr[n][m] || mp.colors.normal.attr;
282 push(out, l0, l1, l2);
287 mp.colors.cursor.attr,
288 L("You won! Press any key.")
299 if (keycode eq 'cursor-up' && y > 1)
301 if (keycode eq 'cursor-down'&& y < pipes.wy - 1)
303 if (keycode eq 'cursor-left' && x > 0)
305 if (keycode eq 'cursor-right' && x < pipes.wx - 1)
307 if (keycode eq 'enter') {
308 local n = pipes.map[y][x];
310 pipes.map[y][x] = pipes.pieces[n].next;
316 /* reset attributes */
317 pipes.attr = map([0 .. pipes.wy], sub { [];});
319 /* the water input is blue */
320 pipes.attr[0][pipes.sx] = mp.colors.quotes.attr;
322 /* calculate the path */
325 local c = 2; /* downwards */
328 /* while there is a valid path */
329 while ((p = pipes.pieces[pipes.map[py][px]]) && (c = p.out[c]) >= 0) {
330 /* mark as valid path */
331 pipes.attr[py][px] = mp.colors.quotes.attr;
333 /* move in new direction */
334 px += pipes.dir[c][0];
335 py += pipes.dir[c][1];
339 pipes.attr[py][px] = mp.colors.quotes.attr;