1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* The Mana World is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "inventoryhandler.h"
#include <SDL_types.h>
#include "messagein.h"
#include "protocol.h"
#include "../resources/iteminfo.h"
#include "../item.h"
#include "../itemshortcut.h"
#include "../localplayer.h"
#include "../log.h"
#include "../inventory.h"
#include "../gui/chat.h"
#include "../utils/tostring.h"
InventoryHandler::InventoryHandler()
{
static const Uint16 _messages[] = {
SMSG_PLAYER_INVENTORY,
SMSG_PLAYER_INVENTORY_ADD,
SMSG_PLAYER_INVENTORY_REMOVE,
SMSG_PLAYER_INVENTORY_USE,
SMSG_ITEM_USE_RESPONSE,
0
};
handledMessages = _messages;
}
void InventoryHandler::handleMessage(MessageIn *msg)
{
Sint32 number;
Sint16 index, amount, itemId, equipType;
Inventory *inventory = player_node->getInventory();
switch (msg->getId())
{
case SMSG_PLAYER_INVENTORY:
// Only called on map load / warp. First reset all items
// to not load them twice on map change.
inventory->clear();
msg->readInt16(); // length
number = (msg->getLength() - 4) / 18;
for (int loop = 0; loop < number; loop++)
{
index = msg->readInt16();
itemId = msg->readInt16();
msg->readInt8(); // type
msg->readInt8(); // identify flag
amount = msg->readInt16();
msg->skip(2); // unknown
msg->skip(8); // card (4 shorts)
inventory->setItem(index, itemId, amount, false);
// Trick because arrows are not considered equipment
if (itemId == 1199 || itemId == 529)
{
if (Item *item = inventory->getItem(index))
item->setEquipment(true);
}
}
break;
case SMSG_PLAYER_INVENTORY_ADD:
index = msg->readInt16();
amount = msg->readInt16();
itemId = msg->readInt16();
msg->readInt8(); // identify flag
msg->readInt8(); // attribute
msg->readInt8(); // refine
msg->skip(8); // card
equipType = msg->readInt16();
msg->readInt8(); // type
if (msg->readInt8() > 0) {
chatWindow->chatLog("Unable to pick up item", BY_SERVER);
} else {
const ItemInfo &itemInfo = ItemDB::get(itemId);
const std::string amountStr =
(amount > 1) ? toString(amount) : "a";
chatWindow->chatLog("You picked up " + amountStr + " " +
itemInfo.getName(), BY_SERVER);
if (Item *item = inventory->getItem(index)) {
item->setId(itemId);
item->increaseQuantity(amount);
} else {
inventory->setItem(index, itemId, amount, equipType != 0);
}
}
break;
case SMSG_PLAYER_INVENTORY_REMOVE:
index = msg->readInt16();
amount = msg->readInt16();
if (Item *item = inventory->getItem(index)) {
item->increaseQuantity(-amount);
if (item->getQuantity() == 0)
inventory->removeItemAt(index);
}
break;
case SMSG_PLAYER_INVENTORY_USE:
index = msg->readInt16();
msg->readInt16(); // item id
msg->readInt32(); // id
amount = msg->readInt16();
msg->readInt8(); // type
if (Item *item = inventory->getItem(index))
item->setQuantity(amount);
break;
case SMSG_ITEM_USE_RESPONSE:
index = msg->readInt16();
amount = msg->readInt16();
if (msg->readInt8() == 0) {
chatWindow->chatLog("Failed to use item", BY_SERVER);
} else {
if (Item *item = inventory->getItem(index))
item->setQuantity(amount);
}
break;
}
}
|
