tui.c
| 1 | #include <tui.h> |
| 2 | #define NCURSES_WIDECHAR 1 |
| 3 | #include <curses.h> |
| 4 | #include <sys/ioctl.h> |
| 5 | #include <unistd.h> |
| 6 | #include <time.h> |
| 7 | #include <locale.h> |
| 8 | #include <stdlib.h> |
| 9 | #include <stdarg.h> |
| 10 | #include <panel.h> |
| 11 | #include <string.h> |
| 12 | |
| 13 | #include <helper.h> |
| 14 | |
| 15 | static PANEL *stdpanel = NULL; |
| 16 | static WINDOW *logbox = NULL; |
| 17 | static WINDOW *logwin = NULL; |
| 18 | static WINDOW *charbox = NULL; |
| 19 | static WINDOW *charwin = NULL; |
| 20 | static WINDOW *mapbox = NULL; |
| 21 | static WINDOW *mapwin = NULL; |
| 22 | static bool initialized = false; |
| 23 | |
| 24 | static bool setup_log(struct winsize w) |
| 25 | { |
| 26 | int ystart = 0; |
| 27 | int xstart = w.ws_col/2+1; |
| 28 | int ysize = w.ws_row; |
| 29 | int xsize = w.ws_col/2-1; |
| 30 | logbox = subwin(stdscr, ysize, xsize, ystart, xstart); |
| 31 | if(!logbox) |
| 32 | return false; |
| 33 | box(logbox,'|', '-'); |
| 34 | wmove(logbox, 0,1); |
| 35 | wprintw(logbox, "Log"); |
| 36 | logwin = subwin(logbox, ysize-2, xsize-2, ystart+1, xstart+1); |
| 37 | if(!logwin) |
| 38 | return false; |
| 39 | // scrollok(logwin, true); |
| 40 | return true; |
| 41 | } |
| 42 | |
| 43 | static bool setup_char(struct winsize w) |
| 44 | { |
| 45 | int ystart = 0; |
| 46 | int xstart = 0; |
| 47 | int ysize = w.ws_row/3; |
| 48 | int xsize = w.ws_col/2; |
| 49 | charbox = subwin(stdscr, ysize, xsize, ystart, xstart); |
| 50 | if(!charbox) |
| 51 | return false; |
| 52 | box(charbox,'|', '-'); |
| 53 | wmove(charbox, 0,1); |
| 54 | wprintw(charbox, "Character"); |
| 55 | charwin = subwin(charbox, ysize-2, xsize-2, ystart+1, xstart+1); |
| 56 | if(!charwin) |
| 57 | return false; |
| 58 | return true; |
| 59 | } |
| 60 | |
| 61 | static bool setup_map(struct winsize w) |
| 62 | { |
| 63 | int ystart = w.ws_row/3+1; |
| 64 | int xstart = 0; |
| 65 | int ysize = w.ws_row-w.ws_row/3-1; |
| 66 | int xsize = w.ws_col/2; |
| 67 | mapbox = subwin(stdscr, ysize, xsize, ystart, xstart); |
| 68 | if(!mapbox) |
| 69 | return false; |
| 70 | box(mapbox,'|', '-'); |
| 71 | wmove(mapbox, 0,1); |
| 72 | wprintw(mapbox, "Map"); |
| 73 | mapwin = subwin(mapbox, ysize-2, xsize-2, ystart+1, xstart+1); |
| 74 | if(!mapwin) |
| 75 | return false; |
| 76 | return true; |
| 77 | } |
| 78 | |
| 79 | void quit(void) |
| 80 | { |
| 81 | endwin(); |
| 82 | } |
| 83 | |
| 84 | bool setup() |
| 85 | { |
| 86 | if(initialized) { |
| 87 | erase(); |
| 88 | |
| 89 | if(logwin != NULL) |
| 90 | delwin(logwin); |
| 91 | if(logbox != NULL) |
| 92 | delwin(logbox); |
| 93 | |
| 94 | if(charwin != NULL) |
| 95 | delwin(charwin); |
| 96 | if(charbox != NULL) |
| 97 | delwin(charbox); |
| 98 | |
| 99 | if(mapwin != NULL) |
| 100 | delwin(mapwin); |
| 101 | if(mapbox != NULL) |
| 102 | delwin(mapbox); |
| 103 | |
| 104 | } else { |
| 105 | atexit(quit); |
| 106 | setlocale(LC_ALL,""); |
| 107 | stdscr = initscr(); |
| 108 | stdpanel = new_panel(stdscr); |
| 109 | assert(stdpanel != NULL); |
| 110 | noecho(); |
| 111 | cbreak(); |
| 112 | curs_set(0); |
| 113 | keypad(stdscr, true); |
| 114 | initialized = true; |
| 115 | } |
| 116 | |
| 117 | |
| 118 | struct winsize w; |
| 119 | assert(ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1); |
| 120 | if(w.ws_col < 25 || w.ws_row < 10) { |
| 121 | endwin(); |
| 122 | puts("Terminal too small"); |
| 123 | abort(); |
| 124 | } |
| 125 | |
| 126 | if(!setup_char(w)) { |
| 127 | fprintf(stderr, "char\n"); |
| 128 | return false; |
| 129 | } |
| 130 | if(!setup_log(w)) { |
| 131 | fprintf(stderr, "log\n"); |
| 132 | return false; |
| 133 | } |
| 134 | |
| 135 | if(!setup_map(w)) { |
| 136 | fprintf(stderr, "map\n"); |
| 137 | return false; |
| 138 | } |
| 139 | update_panels(); |
| 140 | doupdate(); |
| 141 | return true; |
| 142 | } |
| 143 | |
| 144 | size_t logindex = 0; |
| 145 | size_t loglength; |
| 146 | char **logs = NULL; |
| 147 | |
| 148 | void printlog() //TODO: fix logs if they go multiline |
| 149 | { |
| 150 | werase(logwin); |
| 151 | wmove(logwin, 0, 0); |
| 152 | int ymax = getmaxy(logwin); |
| 153 | for(int i = 0; i < ymax && i+logindex < loglength; i++) |
| 154 | { |
| 155 | waddstr(logwin, logs[i+logindex]); |
| 156 | waddstr(logwin, "\n"); |
| 157 | } |
| 158 | wrefresh(logwin); |
| 159 | } |
| 160 | |
| 161 | void logstr(const char *format, ...) |
| 162 | { |
| 163 | static size_t capacity; |
| 164 | |
| 165 | if(logs == NULL) { |
| 166 | logs = xmalloc(8*sizeof(*logs)); |
| 167 | capacity = 8; |
| 168 | loglength = 0; |
| 169 | } |
| 170 | |
| 171 | if(capacity == loglength++) { |
| 172 | logs = xrealloc(logs, (capacity*=2) * sizeof(*logs)); |
| 173 | } |
| 174 | |
| 175 | va_list ap; |
| 176 | va_start(ap, format); |
| 177 | va_list ap2; |
| 178 | va_copy(ap2, ap); |
| 179 | int bufsz = vsnprintf(NULL, 0, format, ap); |
| 180 | va_end(ap); |
| 181 | struct tm mytime = *localtime(&(time_t){time(NULL)}); |
| 182 | logs[loglength-1] = xmalloc(bufsz+11+2); //11 == size needed for the time header; |
| 183 | strftime(logs[loglength-1], 11, "%T> ", &mytime); |
| 184 | vsprintf(logs[loglength-1]+10, format, ap2); |
| 185 | va_end(ap2); |
| 186 | |
| 187 | if(loglength - logindex == getmaxy(logwin)) |
| 188 | logindex++; |
| 189 | |
| 190 | printlog(); |
| 191 | } |
| 192 | |
| 193 | void charclear() |
| 194 | { |
| 195 | werase(charwin); |
| 196 | wrefresh(charwin); |
| 197 | } |
| 198 | |
| 199 | |
| 200 | void charprint(const char* format, ...) |
| 201 | { |
| 202 | va_list ap; |
| 203 | va_start(ap, format); |
| 204 | |
| 205 | vw_printw(charwin, format, ap); |
| 206 | wprintw(charwin, "\n"); |
| 207 | wrefresh(charwin); |
| 208 | |
| 209 | va_end(ap); |
| 210 | } |
| 211 | |
| 212 | |
| 213 | void log_scroll(enum direction d) |
| 214 | { |
| 215 | if(d == UP && logindex != 0) |
| 216 | logindex--; |
| 217 | else if(d == DOWN && logindex != loglength-1) |
| 218 | logindex++; |
| 219 | |
| 220 | printlog(); |
| 221 | |
| 222 | wrefresh(logwin); |
| 223 | } |
| 224 | |
| 225 | |
| 226 | void draw_map(const struct game *g, struct point p) |
| 227 | { |
| 228 | int x, y; |
| 229 | getmaxyx(mapwin, y, x); |
| 230 | size_t starty = MAX(0, p.y-y/2); |
| 231 | size_t endy = MIN(starty + y, g->ys); |
| 232 | size_t startx = MAX(0, p.x-x/2); |
| 233 | size_t endx = MIN(startx + x, g->xs); |
| 234 | |
| 235 | werase(mapwin); |
| 236 | int line = 0; |
| 237 | for(size_t i = starty; i < endy; i++) |
| 238 | { |
| 239 | wmove(mapwin, line++, 0); |
| 240 | for(size_t j = startx; j < endx; j++) |
| 241 | { |
| 242 | struct field *f = game_at(g, (struct point){.y = i, .x = j}); |
| 243 | if(f->has_monster) |
| 244 | waddch(mapwin, f->m.symbol); |
| 245 | else |
| 246 | waddch(mapwin, f->u->ground.symbol); |
| 247 | } |
| 248 | } |
| 249 | |
| 250 | wrefresh(mapwin); |
| 251 | } |
| 252 | |
| 253 | bool messagebox(const char *str, int y, int x) |
| 254 | { |
| 255 | int yorig = y, xorig = x; |
| 256 | struct winsize w; |
| 257 | assert(ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1); |
| 258 | |
| 259 | const char *returnstr = "Press return to continue"; |
| 260 | x = MAX(strlen(returnstr), x)+2; |
| 261 | y += 4; |
| 262 | |
| 263 | if(y > w.ws_row || x > w.ws_col) |
| 264 | return false; |
| 265 | |
| 266 | int ystart = w.ws_row/2-y/2; |
| 267 | int xstart = w.ws_col/2-x/2; |
| 268 | |
| 269 | WINDOW *msgbox = newwin(y, x, ystart, xstart); |
| 270 | PANEL *msgboxpanel = new_panel(msgbox); |
| 271 | box(msgbox, '|', '-'); |
| 272 | WINDOW *msgwin = newwin(y-2, x-2, ystart+1, xstart+1); |
| 273 | PANEL *msgwinpanel = new_panel(msgwin); |
| 274 | waddstr(msgwin, str); |
| 275 | waddstr(msgwin, "\n\n"); |
| 276 | waddstr(msgwin, returnstr); |
| 277 | update_panels(); |
| 278 | doupdate(); |
| 279 | int c; |
| 280 | while((c = getch()) != '\n' && c != KEY_RESIZE); |
| 281 | |
| 282 | del_panel(msgwinpanel); |
| 283 | del_panel(msgboxpanel); |
| 284 | |
| 285 | delwin(msgbox); |
| 286 | delwin(msgwin); |
| 287 | |
| 288 | update_panels(); |
| 289 | doupdate(); |
| 290 | |
| 291 | if(c == KEY_RESIZE) |
| 292 | { |
| 293 | while(!setup()); |
| 294 | return messagebox(str, yorig, xorig); |
| 295 | } |
| 296 | printlog(); //incase we resized |
| 297 | return true; |
| 298 | |
| 299 | } |
| 300 | |
| 301 | void itemselect(struct monster *m, itemselectfn f) |
| 302 | { |
| 303 | WINDOW *menu = newwin(0, 0, 0, 0); |
| 304 | PANEL *menupanel = new_panel(menu); |
| 305 | |
| 306 | size_t i = 0; //we put the index before the label so we keep it between redraws |
| 307 | |
| 308 | redraw:; |
| 309 | struct winsize w; |
| 310 | assert(ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1); |
| 311 | |
| 312 | for(size_t i = 0; i < m->items.size; i++) |
| 313 | { |
| 314 | struct item *it = &darray_item(m->items, i); |
| 315 | if(it->type != NOITEM) { |
| 316 | if(it->type == EQUIP) { |
| 317 | mvwprintw(menu, i, 0, "%.*s (%c)", w.ws_col, it->name, it->u.e.isequipped ? '*' : ' '); |
| 318 | } else { |
| 319 | mvwprintw(menu, i, 0, "%.*s", w.ws_col, it->name); |
| 320 | } |
| 321 | } else { |
| 322 | mvwaddstr(menu, i, 0, "EMPTY"); |
| 323 | } |
| 324 | } |
| 325 | |
| 326 | mvwchgat(menu, i, 0, -1, A_REVERSE, 0, NULL); |
| 327 | update_panels(); |
| 328 | doupdate(); |
| 329 | |
| 330 | int c; |
| 331 | while((c = getch()) != 'i' && c != 'q') |
| 332 | { |
| 333 | switch(c) |
| 334 | { |
| 335 | case ' ': |
| 336 | if(m->items.size != 0 && f(m, i)) |
| 337 | i = 0; |
| 338 | werase(menu); |
| 339 | goto redraw; //items might have changed, so we redraw the list |
| 340 | break; |
| 341 | case 's': |
| 342 | if(i != (m->items.size == 0 ? 0 :m->items.size-1)) { |
| 343 | wchgat(menu , -1, A_NORMAL, 0, NULL); |
| 344 | mvwchgat(menu, ++i, 0, -1, A_REVERSE, 0, NULL); |
| 345 | } |
| 346 | break; |
| 347 | case 'w': |
| 348 | if(i != 0) { |
| 349 | wchgat(menu, -1, A_NORMAL, 0, NULL); |
| 350 | mvwchgat(menu, --i, 0, -1, A_REVERSE, 0, NULL); |
| 351 | } |
| 352 | break; |
| 353 | case KEY_RESIZE: |
| 354 | werase(menu); |
| 355 | goto redraw; |
| 356 | break; |
| 357 | } |
| 358 | update_panels(); |
| 359 | doupdate(); |
| 360 | } |
| 361 | |
| 362 | |
| 363 | del_panel(menupanel); |
| 364 | delwin(menu); |
| 365 | update_panels(); |
| 366 | doupdate(); |
| 367 | } |
| 368 | |
| 369 | |
| 370 | |
| 371 |