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1 | /* -*-c-*- |
2 | * |
73e1eaf2 |
3 | * $Id$ |
fc27aa70 |
4 | * |
5 | * Curses user interface |
6 | * |
7 | * (c) 2003 Straylight/Edgeware |
8 | */ |
9 | |
10 | /*----- Licensing notice --------------------------------------------------* |
11 | * |
12 | * This file is part of XOR. |
13 | * |
14 | * XOR is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU General Public License as published by |
16 | * the Free Software Foundation; either version 2 of the License, or |
17 | * (at your option) any later version. |
18 | * |
19 | * XOR is distributed in the hope that it will be useful, |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
22 | * GNU General Public License for more details. |
23 | * |
24 | * You should have received a copy of the GNU General Public License |
25 | * along with XOR; if not, write to the Free Software Foundation, |
26 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
27 | */ |
28 | |
fc27aa70 |
29 | /*----- Header files ------------------------------------------------------*/ |
30 | |
31 | #include "xor.h" |
32 | |
33 | #if defined(HAVE_NCURSES_H) |
34 | # include <ncurses.h> |
35 | #elif defined(HAVE_NCURSES_NCURSES_H) |
36 | # include <ncurses/ncurses.h> |
37 | #else |
38 | # include <curses.h> |
39 | #endif |
40 | |
41 | #ifdef __CYGWIN__ |
42 | # include <windows.h> |
43 | # undef usleep |
44 | # define usleep(n) Sleep(n / 1000); |
45 | #endif |
46 | |
47 | /*----- Data structures ---------------------------------------------------*/ |
48 | |
49 | struct ui_state { |
50 | int vx, vy; |
51 | level *l; |
52 | }; |
53 | |
54 | /*---- Display setup ------------------------------------------------------*/ |
55 | |
56 | #define VIEWX 5 |
57 | #define VIEWY 3 |
58 | #define VIEWWD 8 |
59 | #define VIEWHT 8 |
60 | #define CELLHT 2 |
61 | #define CELLWD 3 |
62 | |
63 | #define STATUSX 40 |
64 | #define STATUSY 10 |
65 | #define STATUSWD 36 |
66 | #define STATUSHT 2 |
67 | |
68 | #define MESSAGEY 16 |
69 | |
70 | static chtype *dispmap[CHAR_MAX], mdispmap[CHAR_MAX]; |
71 | |
72 | static struct { int c; chtype m; chtype d[CELLHT * CELLWD]; } disptab[] = { |
73 | { C_EMPTY, ' ', { ' ', ' ', ' ', ' ', ' ', ' ' } }, |
74 | { C_PLAYER, '$', { '|', '~', '|', '\\', '_', '/' } }, |
75 | { C_SPARE, '%', { '|', 'X', '|', '\\', '_', '/' } }, |
76 | { C_EXIT, '=', { '|', '=', '|', '|', '_', '|' } }, |
77 | { C_WALL, '#', { '#', '#', '#', '#', '#', '#' } }, |
78 | { C_MASK, '+', { 'o', ' ', 'o', ' ', '>', ' ' } }, |
79 | { C_NWMAP, 'M', { '|', '~', '|', '|', '_', '|' } }, |
80 | { C_NEMAP, 'M', { '|', '~', '|', '|', '_', '|' } }, |
81 | { C_SWMAP, 'M', { '|', '~', '|', '|', '_', '|' } }, |
82 | { C_SEMAP, 'M', { '|', '~', '|', '|', '_', '|' } }, |
83 | { C_DOT, ':', { ':', ':', ':', ':', ':', ':' } }, |
84 | { C_WAVE, '~', { '~', '~', '~', '~', '~', '~' } }, |
85 | { C_CHICKEN, '<', { '<', 'o', ')', ' ', '(', ')' } }, |
86 | { C_FISH, 'V', { ' ', 'V', ' ', ' ', 'V', ' ' } }, |
87 | { C_HBOMB, 'U', { '_', 'T', '_', '|', '_', '|' } }, |
88 | { C_VBOMB, 'C', { ' ', ',', '*', '(', ')', ' ' } }, |
89 | { C_DOLLY, '@', { '\\', '@', '/', '/', '=', '\\' } }, |
90 | { C_SWITCH, '~', { 'o', ' ', 'o', ' ', '*', ' ' } }, |
91 | { C_BMUS, 'O', { '/', '~', '\\', '\\', '_', '/' } }, |
92 | { 0, 0, { 0 } } |
93 | }; |
94 | |
95 | /*----- Main code ---------------------------------------------------------*/ |
96 | |
97 | static void rect(int x, int y, int w, int h) |
98 | { |
99 | int i; |
100 | |
101 | mvaddch(y - 1, x - 1, ACS_ULCORNER); |
102 | for (i = 0; i < w; i++) addch(ACS_HLINE); |
103 | addch(ACS_URCORNER); |
104 | for (i = 0; i < h; i++) { |
105 | mvaddch(y + i, x - 1, ACS_VLINE); |
106 | mvaddch(y + i, x + w, ACS_VLINE); |
107 | } |
108 | mvaddch(y + h, x - 1, ACS_LLCORNER); |
109 | for (i = 0; i < w; i++) addch(ACS_HLINE); |
110 | addch(ACS_LRCORNER); |
111 | } |
112 | |
113 | static void hbar(int x, int y, int w) |
114 | { |
115 | int i; |
116 | |
117 | move(y, x - 1); |
118 | addch(ACS_LTEE); |
119 | for (i = 0; i < w; i++) addch(ACS_HLINE); |
120 | addch(ACS_RTEE); |
121 | } |
122 | |
123 | static void vbar(int x, int y, int h) |
124 | { |
125 | int i; |
126 | |
127 | mvaddch(y - 1, x, ACS_TTEE); |
128 | for (i = 0; i < h; i++) mvaddch(y + i, x, ACS_VLINE); |
129 | mvaddch(y + h, x, ACS_BTEE); |
130 | } |
131 | |
132 | static void draw(void) |
133 | { |
134 | erase(); |
135 | rect(VIEWX, VIEWY, VIEWWD * CELLWD, VIEWHT * CELLHT); |
136 | rect(STATUSX, STATUSY - 2, STATUSWD, STATUSHT + 2); |
137 | hbar(STATUSX, STATUSY - 1, STATUSWD); |
138 | vbar(STATUSX + STATUSWD - 5, STATUSY, STATUSHT); |
139 | } |
140 | |
141 | void ui_init(void) |
142 | { |
143 | int i; |
144 | |
145 | /* --- Kick curses --- */ |
146 | |
147 | initscr(); |
148 | if (LINES < 25 || COLS < 80) { |
149 | endwin(); |
150 | fprintf(stderr, "terminal too small\n"); |
151 | exit(1); |
152 | } |
153 | cbreak(); |
154 | noecho(); |
155 | nonl(); |
156 | intrflush(stdscr, FALSE); |
157 | keypad(stdscr, TRUE); |
158 | draw(); |
159 | |
160 | /* --- Initialize the display map --- */ |
161 | |
162 | for (i = 0; disptab[i].c; i++) { |
163 | dispmap[disptab[i].c] = disptab[i].d; |
164 | mdispmap[disptab[i].c] = disptab[i].m; |
165 | } |
166 | for (i = 0; i < CELLWD * CELLHT; i++) |
167 | dispmap[C_WALL][i] = ' ' | A_REVERSE; |
168 | mdispmap[C_WALL] = ' ' | A_REVERSE; |
169 | } |
170 | |
171 | static void redraw(ui_state *u) |
172 | { |
173 | const level *l = u->l; |
174 | int x, y, i, j, c; |
175 | |
176 | for (y = 0; y < VIEWHT; y++) { |
177 | for (j = 0; j < CELLHT; j++) { |
178 | move(VIEWY + y * CELLHT + j, VIEWX); |
179 | for (x = 0; x < VIEWWD; x++) { |
180 | c = CELL(l, u->vx + x, u->vy + y) & CF_CELLMASK; |
181 | if ((l->f & LF_DARK) && (cellmap[c]->f & CF_HIDE)) c = C_EMPTY; |
182 | for (i = 0; i < CELLWD; i++) { |
183 | addch(dispmap[c][i + j * CELLWD]); |
184 | } |
185 | } |
186 | } |
187 | } |
188 | |
189 | mvaddstr(STATUSY - 2, STATUSX + (STATUSWD - strlen(u->l->name))/2, |
190 | u->l->name); |
191 | |
192 | mvprintw(STATUSY, STATUSX, "Masks: %2d/%2d", l->m, l->mtot); |
193 | mvprintw(STATUSY + 1, STATUSX, "Moves: %4d/%4d", l->v, l->vtot); |
194 | move(STATUSY, STATUSX + STATUSWD - 4); |
195 | if (l->f & LF_NWMAP) { addch(' ' | A_REVERSE); addch(' ' | A_REVERSE); } |
196 | else { addch(' '); addch(' '); } |
197 | if (l->f & LF_NEMAP) { addch(' ' | A_REVERSE); addch(' ' | A_REVERSE); } |
198 | else { addch(' '); addch(' '); } |
199 | move(STATUSY + 1, STATUSX + STATUSWD - 4); |
200 | if (l->f & LF_SWMAP) { addch(' ' | A_REVERSE); addch(' ' | A_REVERSE); } |
201 | else { addch(' '); addch(' '); } |
202 | if (l->f & LF_SEMAP) { addch(' ' | A_REVERSE); addch(' ' | A_REVERSE); } |
203 | else { addch(' '); addch(' '); } |
204 | } |
205 | |
206 | void ui_update(ui_state *u) |
207 | { |
208 | redraw(u); |
209 | refresh(); |
210 | } |
211 | |
212 | void ui_explode(struct ui_state *u, const point *pt, int n) |
213 | { |
214 | int i, j, x, y; |
215 | static const chtype frame[][CELLWD * CELLHT] = { |
216 | { '\\', '|', '/', '/', '|', '\\' }, |
217 | { '*', '*', '*', '*', '*', '*' }, |
218 | { ':', ':', ':', ':', ':', ':' }, |
219 | { '.', '.', '.', ':', ':', ':' }, |
220 | { ' ', ' ', ' ', ':', ':', ':' }, |
221 | { ' ', ' ', ' ', '.', '.', '.' } |
222 | }; |
223 | |
224 | redraw(u); |
225 | refresh(); |
226 | for (i = 0; i < sizeof(frame)/sizeof(frame[0]); i++) { |
227 | for (j = 0; j < n; j++) { |
228 | if (pt[j].x < u->vx || pt[j].x >= u->vx + VIEWWD || |
229 | pt[j].y < u->vy || pt[j].y >= u->vy + VIEWHT) |
230 | continue; |
231 | for (y = 0; y < CELLHT; y++) { |
232 | move(VIEWY + (pt[j].y - u->vy) * CELLHT + y, |
233 | VIEWX + (pt[j].x - u->vx) * CELLWD); |
234 | for (x = 0; x < CELLWD; x++) |
235 | addch(frame[i][x + CELLWD * y]); |
236 | } |
237 | } |
238 | refresh(); |
239 | usleep(10000); |
240 | } |
241 | } |
242 | |
243 | void ui_track(ui_state *u, int x, int y) |
244 | { |
245 | if (u->vx == -1) { |
246 | u->vx = x - VIEWWD/2; |
247 | u->vy = y - VIEWHT/2; |
248 | if (u->vx < 0) u->vx = 0; |
249 | else if (u->vx > u->l->w - VIEWWD) u->vx = u->l->w - VIEWWD; |
250 | if (u->vy < 0) u->vy = 0; |
251 | else if (u->vy > u->l->h - VIEWHT) u->vy = u->l->h - VIEWHT; |
252 | } else { |
253 | if (u->vx + 1 > x) u->vx = x - 1; |
254 | else if (u->vx + VIEWWD - 2 < x) u->vx = x - VIEWWD + 2; |
255 | if (u->vy + 1 > y) u->vy = y - 1; |
256 | else if (u->vy + VIEWHT - 2 < y) u->vy = y - VIEWHT + 2; |
257 | } |
258 | } |
259 | |
260 | ui_state *ui_start(level *l, int x, int y) |
261 | { |
262 | ui_state *u = CREATE(ui_state); |
263 | |
264 | u->l = l; |
265 | u->vx = u->vy = -1; |
266 | ui_track(u, x, y); |
267 | return (u); |
268 | } |
269 | |
270 | void ui_switch(ui_state *u) |
271 | { |
272 | redraw(u); |
273 | } |
274 | |
275 | void ui_frame(struct ui_state *u) |
276 | { |
277 | redraw(u); |
278 | refresh(); |
279 | usleep(20000); |
280 | } |
281 | |
282 | void ui_message(struct ui_state *u, const char *p) |
283 | { |
284 | size_t n = strlen(p); |
285 | rect((COLS - n)/2, MESSAGEY, n, 1); |
286 | mvaddstr(MESSAGEY, (COLS - n)/2, p); |
287 | refresh(); |
288 | usleep(500000); |
289 | draw(); |
290 | redraw(u); |
291 | } |
292 | |
293 | static void showmap(ui_state *u) |
294 | { |
295 | const level *l = u->l; |
296 | int wd, ht, x, y; |
297 | int vs = 0, hs = 0, maxv, maxh; |
298 | int i, j; |
299 | int bit; |
300 | int c; |
301 | |
302 | erase(); |
303 | wd = l->w; if (wd + 6 > COLS) wd = COLS - 6; |
304 | ht = l->h; if (ht + 6 > LINES) ht = LINES - 6; |
305 | x = (COLS - wd)/2; y = (LINES - ht)/2; |
306 | rect(x, y, wd, ht); |
307 | maxh = l->w - wd; maxv = l->h - ht; |
308 | |
309 | for (;;) { |
310 | for (j = 0; j < ht; j++) { |
311 | move(y + j, x); |
312 | for (i = 0; i < wd; i++) { |
313 | bit = LF_NWMAP; |
314 | if (hs + i >= l->w/2) bit <<= 1; |
315 | if (vs + j >= l->h/2) bit <<= 2; |
316 | if (!(l->f & bit)) |
317 | c = C_EMPTY; |
318 | else { |
319 | c = CELL(l, hs + i, vs + j) & CF_CELLMASK; |
320 | if (!(cellmap[c]->f & CF_MAP)) c = C_EMPTY; |
321 | } |
322 | addch(mdispmap[c]); |
323 | } |
324 | } |
325 | switch (getch()) { |
326 | case 'q': case 'Q': case 'm': case 'M': case 0x1b: goto done; |
327 | case KEY_UP: case 'k': case 'K': vs--; break; |
328 | case KEY_DOWN: case 'j': case 'J': vs++; break; |
329 | case KEY_LEFT: case 'h': case 'H': hs--; break; |
330 | case KEY_RIGHT: case 'l': case 'L': hs++; break; |
331 | } |
332 | if (hs < 0) hs = 0; else if (hs > maxh) hs = maxh; |
333 | if (vs < 0) vs = 0; else if (vs > maxv) vs = maxv; |
334 | } |
335 | done: |
336 | draw(); |
337 | redraw(u); |
338 | return; |
339 | } |
340 | |
341 | void ui_go(struct game_state *g, ui_state *u) |
342 | { |
343 | refresh(); |
344 | switch (getch()) { |
345 | case KEY_UP: case 'k': case 'K': game_move(g, 0, -1); break; |
346 | case KEY_DOWN: case 'j': case 'J': game_move(g, 0, +1); break; |
347 | case KEY_LEFT: case 'h': case 'H': game_move(g, -1, 0); break; |
348 | case KEY_RIGHT: case 'l': case 'L': game_move(g, +1, 0); break; |
349 | case 'u': case 'U': undo(g); break; |
350 | case 'r': case 'R': redo(g); break; |
351 | case ' ': case '\r': game_switch(g); break; |
352 | case 'm': case 'M': showmap(u); break; |
353 | case 0x1b: case 'q': case 'Q': game_quit(g); break; |
354 | } |
355 | } |
356 | |
357 | void ui_destroy(ui_state *u) |
358 | { |
359 | DESTROY(u); |
360 | } |
361 | |
362 | void ui_exit(void) |
363 | { |
364 | endwin(); |
365 | } |
366 | |
367 | /*----- That's all, folks -------------------------------------------------*/ |