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
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2012 The Mana Developers
*
* This file is part of The Mana Client.
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "inventory.h"
#include "item.h"
#include "log.h"
#include "net/inventoryhandler.h"
#include "net/net.h"
#include <algorithm>
struct SlotUsed : public std::unary_function<Item*, bool>
{
bool operator()(const Item *item) const
{
return item && item->getId() >= 0 && item->getQuantity() > 0;
}
};
Inventory::Inventory(Type type, int size):
mType(type),
mSize(size == -1 ? Net::getInventoryHandler()->getSize(type) : size),
mUsed(0)
{
mItems = new Item*[mSize];
std::fill_n(mItems, mSize, (Item*) nullptr);
}
Inventory::~Inventory()
{
for (int i = 0; i < mSize; i++)
delete mItems[i];
delete [] mItems;
}
Item *Inventory::getItem(int index) const
{
if (index < 0 || index >= mSize || !mItems[index] || mItems[index]->getQuantity() <= 0)
return nullptr;
return mItems[index];
}
Item *Inventory::findItem(int itemId) const
{
for (int i = 0; i < mSize; i++)
if (mItems[i] && mItems[i]->getId() == itemId)
return mItems[i];
return nullptr;
}
void Inventory::addItem(int id, int quantity)
{
setItem(getFreeSlot(), id, quantity);
}
void Inventory::setItem(int index, int id, int quantity)
{
if (index < 0 || index >= mSize)
{
logger->log("Warning: invalid inventory index: %d", index);
return;
}
if (!mItems[index] && id > 0)
{
Item *item = new Item(id, quantity);
item->setInvIndex(index);
mItems[index] = item;
mUsed++;
distributeSlotsChangedEvent();
}
else if (id > 0)
{
mItems[index]->setId(id);
mItems[index]->setQuantity(quantity);
}
else if (mItems[index])
{
removeItemAt(index);
}
}
void Inventory::clear()
{
for (int i = 0; i < mSize; i++)
removeItemAt(i);
}
void Inventory::removeItem(int id)
{
for (int i = 0; i < mSize; i++)
if (mItems[i] && mItems[i]->getId() == id)
removeItemAt(i);
}
void Inventory::removeItemAt(int index)
{
delete mItems[index];
mItems[index] = nullptr;
if (mUsed > 0) {
mUsed--;
distributeSlotsChangedEvent();
}
}
bool Inventory::contains(Item *item) const
{
for (int i = 0; i < mSize; i++)
if (mItems[i] && mItems[i]->getId() == item->getId())
return true;
return false;
}
int Inventory::getFreeSlot() const
{
Item **i = std::find_if(mItems, mItems + mSize,
std::not1(SlotUsed()));
return (i == mItems + mSize) ? -1 : (i - mItems);
}
int Inventory::getLastUsedSlot() const
{
for (int i = mSize - 1; i >= 0; i--)
if (SlotUsed()(mItems[i]))
return i;
return -1;
}
void Inventory::addInventoryListener(InventoryListener* listener)
{
mInventoryListeners.push_back(listener);
}
void Inventory::removeInventoryListener(InventoryListener* listener)
{
mInventoryListeners.remove(listener);
}
void Inventory::distributeSlotsChangedEvent()
{
InventoryListenerList::const_iterator i = mInventoryListeners.begin();
InventoryListenerList::const_iterator i_end = mInventoryListeners.end();
for (; i != i_end; i++)
{
(*i)->slotsChanged(this);
}
}
|
