annotate srogue/trader.c @ 36:2128c7dc8a40

Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
author elwin
date Thu, 25 Nov 2010 12:21:41 +0000
parents
children 94a0d9dd5ce1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
36
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
1 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
2 * Anything to do with trading posts & mazes
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
3 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
4 * @(#)trader.c 9.0 (rdk) 7/17/84
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
5 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
6 * Super-Rogue
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
7 * Copyright (C) 1984 Robert D. Kindelberger
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
8 * All rights reserved.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
9 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
10 * See the file LICENSE.TXT for full copyright and licensing information.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
11 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
12
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
13 #include <stdlib.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
14 #include "rogue.h"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
15 #include "rogue.ext"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
16
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
17 #define NOTPRICED -1
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
18
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
19 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
20 * do_post:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
21 * Put a trading post room and stuff on the screen
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
22 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
23 do_post()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
24 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
25 struct coord tp;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
26 reg int i;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
27 reg struct room *rp;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
28 reg struct object *op;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
29 reg struct linked_list *ll;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
30
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
31 free_list(lvl_obj); /* throw old items away */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
32
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
33 for (rp = rooms; rp < &rooms[MAXROOMS]; rp++) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
34 rp->r_goldval = 0; /* no gold */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
35 rp->r_nexits = 0; /* no exits */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
36 rp->r_flags = ISGONE; /* kill all rooms */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
37 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
38 rp = &rooms[0]; /* point to only room */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
39 rp->r_flags = 0; /* this room NOT gone */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
40 rp->r_max.x = 40;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
41 rp->r_max.y = 10; /* 10 * 40 room */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
42 rp->r_pos.x = (COLS - rp->r_max.x) / 2; /* center horizontal */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
43 rp->r_pos.y = 1; /* 2nd line */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
44 draw_room(rp); /* draw the only room */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
45 i = roll(4,10); /* 10 to 40 items */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
46 for (; i > 0 ; i--) { /* place all the items */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
47 ll = new_thing(FALSE, ANYTHING); /* get something */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
48 attach(lvl_obj, ll);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
49 op = OBJPTR(ll);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
50 setoflg(op, ISPOST); /* object in trading post */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
51 tp = *rnd_pos(rp);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
52 op->o_pos = tp;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
53 mvaddch(tp.y,tp.x,op->o_type);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
54 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
55 trader = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
56 wmove(cw,12,0);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
57 waddstr(cw,"Welcome to Friendly Fiend's Flea Market\n\r");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
58 waddstr(cw,"=======================================\n\r");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
59 waddstr(cw,"$: Prices object that you stand upon.\n\r");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
60 waddstr(cw,"#: Buys the object that you stand upon.\n\r");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
61 waddstr(cw,"%: Trades in something in your pack for gold.\n\r");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
62 trans_line();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
63 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
64
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
65 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
66 * price_it:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
67 * Price the object that the hero stands on
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
68 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
69 price_it()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
70 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
71 static char *bargain[] = {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
72 "great bargain",
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
73 "quality product",
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
74 "exceptional find",
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
75 };
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
76 reg struct linked_list *item;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
77 reg struct object *obj;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
78 reg int worth;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
79
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
80 if (!open_market()) /* after buying hours */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
81 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
82 if ((item = find_obj(hero.y,hero.x)) == NULL)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
83 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
84 obj = OBJPTR(item);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
85 if (curprice == NOTPRICED) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
86 worth = get_worth(obj);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
87 worth += 50 - rnd(100);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
88 if (worth < 25)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
89 worth = 25;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
90 worth *= 3; /* slightly expensive */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
91 curprice = worth; /* save price */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
92 strcpy(curpurch, obj->o_typname); /* save item */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
93 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
94 msg("That %s is a %s for only %d pieces of gold", curpurch,
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
95 bargain[rnd(3)], curprice);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
96 return TRUE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
97 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
98
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
99 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
100 * buy_it:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
101 * Buy the item on which the hero stands
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
102 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
103 buy_it()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)