4 #include <stdlib.h> /* for calloc(), free() */
5 #include <string.h> /* for strlen(), strcmp(), memcpy() */
6 #include "windows.h" /* for suspend_win(), append_win(), reset_pad_offset(),
7 * resize_active_win(), cycle_active_win(),
8 * shift_active_win(), struct Win, struct WinMeta
10 #include "keybindings.h" /* for get_action_key(), save_keybindings(),
11 * keyswin_move_selection(), keyswin_mod_key()
13 #include "readwrite.h" /* for [read/write]_uint[8/16/32][_bigendian]() */
14 #include "map_objects.h" /* for struct Monster, write_map_objects(), */
15 #include "map_object_actions.h" /* for is_passable(), move_monster() */
16 #include "map.h" /* for map_scroll(),map_center_player(), Map struct,dir enum */
17 #include "main.h" /* for World struct */
18 #include "yx_uint16.h" /* for yx_uint16 */
19 #include "rrand.h" /* for rrand(), rrand_seed() */
20 #include "rexit.h" /* for exit_err() */
23 extern void textfile_sizes(FILE * file, uint16_t * linemax_p,
36 if (c_count > linemax)
38 linemax = c_count + 1;
47 fseek(file, 0, SEEK_SET);
48 * linemax_p = linemax;
51 * n_lines_p = n_lines;
57 extern void update_log(struct World * world, char * text)
59 static char * last_msg;
62 last_msg = calloc(1, sizeof(char));
65 uint16_t len_old = strlen(world->log);
66 if (0 == strcmp(last_msg, text))
68 uint16_t len_whole = len_old + 1;
69 new_text = calloc(len_whole + 1, sizeof(char));
70 memcpy(new_text, world->log, len_old);
71 memcpy(new_text + len_old, ".", 1);
75 uint16_t len_new = strlen(text);
76 uint16_t len_whole = len_old + len_new + 1;
77 new_text = calloc(len_whole, sizeof(char));
78 memcpy(new_text, world->log, len_old);
79 memcpy(new_text + len_old, text, len_new);
80 last_msg = calloc(len_new + 1, sizeof(char));
81 memcpy(last_msg, text, len_new);
84 world->log = new_text;
89 extern uint16_t center_offset(uint16_t pos, uint16_t mapsize,
93 if (mapsize > framesize)
95 if (pos > framesize / 2)
97 if (pos < mapsize - (framesize / 2))
99 offset = pos - (framesize / 2);
103 offset = mapsize - framesize;
112 extern void turn_over(struct World * world, char action)
114 if (1 == world->interactive)
116 FILE * file = fopen("record", "a");
117 exit_err(write_uint8(action, file), world, "Record writing failure.");
121 rrand_seed(world->seed * world->turn);
122 struct Monster * monster;
123 for (monster = world->monster;
125 monster = monster->map_obj.next)
127 move_monster(world, monster);
133 extern void save_game(struct World * world)
136 FILE * file = fopen("savefile", "w");
137 fail = write_uint32_bigendian(world->seed, file);
138 fail = fail | write_uint32_bigendian(world->turn, file);
139 fail = fail | write_uint16_bigendian(world->player->pos.y + 1, file);
140 fail = fail | write_uint16_bigendian(world->player->pos.x + 1, file);
141 fail = fail | write_uint8(world->player->hitpoints, file);
142 fail = fail | write_map_objects(world, world->monster, file);
143 fail = fail | write_map_objects(world, world->item, file);
144 exit_err(fail, world, "Error saving game.");
150 extern void toggle_window(struct WinMeta * win_meta, struct Win * win)
152 if (0 != win->frame.curses_win)
154 suspend_win(win_meta, win);
158 append_win(win_meta, win);
164 extern void scroll_pad(struct WinMeta * win_meta, char dir)
168 reset_pad_offset(win_meta, win_meta->pad_offset + 1);
172 reset_pad_offset(win_meta, win_meta->pad_offset - 1);
178 extern void growshrink_active_window(struct WinMeta * win_meta, char change)
180 if (0 != win_meta->active)
182 struct yx_uint16 size = win_meta->active->frame.size;
187 else if (change == '+')
191 else if (change == '_')
195 else if (change == '*')
199 resize_active_win (win_meta, size);
205 extern struct yx_uint16 find_passable_pos(struct Map * map)
207 struct yx_uint16 pos;
208 for (pos.y = pos.x = 0; 0 == is_passable(map, pos);)
210 pos.y = rrand() % map->size.y;
211 pos.x = rrand() % map->size.x;
218 extern unsigned char meta_keys(int key, struct World * world,
219 struct WinMeta * win_meta,
220 struct Win * win_keys,
221 struct Win * win_map,
222 struct Win * win_info,
223 struct Win * win_log)
225 if (key == get_action_key(world->keybindings, "quit"))
229 else if (key == get_action_key(world->keybindings, "scroll pad right"))
231 scroll_pad (win_meta, '+');
233 else if (key == get_action_key(world->keybindings, "scroll pad left"))
235 scroll_pad (win_meta, '-');
237 else if (key == get_action_key(world->keybindings, "toggle keys window"))
239 toggle_window(win_meta, win_keys);
241 else if (key == get_action_key(world->keybindings, "toggle map window"))
243 toggle_window(win_meta, win_map);
245 else if (key == get_action_key(world->keybindings, "toggle info window"))
247 toggle_window(win_meta, win_info);
249 else if (key == get_action_key(world->keybindings, "toggle log window"))
251 toggle_window(win_meta, win_log);
253 else if (key == get_action_key(world->keybindings, "cycle forwards"))
255 cycle_active_win(win_meta, 'n');
257 else if (key == get_action_key(world->keybindings, "cycle backwards"))
259 cycle_active_win(win_meta, 'p');
261 else if (key == get_action_key(world->keybindings, "shift forwards"))
263 shift_active_win(win_meta, 'f');
265 else if (key == get_action_key(world->keybindings, "shift backwards"))
267 shift_active_win(win_meta, 'b');
269 else if (key == get_action_key(world->keybindings, "grow horizontally"))
271 growshrink_active_window(win_meta, '*');
273 else if (key == get_action_key(world->keybindings, "shrink horizontally"))
275 growshrink_active_window(win_meta, '_');
277 else if (key == get_action_key(world->keybindings, "grow vertically"))
279 growshrink_active_window(win_meta, '+');
281 else if (key == get_action_key(world->keybindings, "shrink vertically"))
283 growshrink_active_window(win_meta, '-');
285 else if (key == get_action_key(world->keybindings, "save keys"))
287 save_keybindings(world);
289 else if (key == get_action_key(world->keybindings, "keys nav up"))
291 keyswin_move_selection (world, 'u');
293 else if (key == get_action_key(world->keybindings, "keys nav down"))
295 keyswin_move_selection (world, 'd');
297 else if (key == get_action_key(world->keybindings, "keys mod"))
299 keyswin_mod_key (world, win_meta);
301 else if (key == get_action_key(world->keybindings, "map up"))
303 map_scroll (world->map, NORTH, win_map->frame.size);
305 else if (key == get_action_key(world->keybindings, "map down"))
307 map_scroll (world->map, SOUTH, win_map->frame.size);
309 else if (key == get_action_key(world->keybindings, "map right"))
311 map_scroll (world->map, EAST, win_map->frame.size);
313 else if (key == get_action_key(world->keybindings, "map left"))
315 map_scroll (world->map, WEST, win_map->frame.size);
317 else if (key == get_action_key(world->keybindings, "map center player"))
319 map_center_player (world->map, world->player, win_map->frame.size);