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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
|
/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2014 The ManaPlus Developers
*
* This file is part of The ManaPlus 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 "net/eathena/npchandler.h"
#include "being/localplayer.h"
#include "gui/windows/npcdialog.h"
#include "net/eathena/messageout.h"
#include "net/eathena/protocol.h"
#include "net/ea/eaprotocol.h"
#include "debug.h"
extern Net::NpcHandler *npcHandler;
namespace EAthena
{
NpcHandler::NpcHandler() :
MessageHandler(),
Ea::NpcHandler()
{
static const uint16_t _messages[] =
{
SMSG_NPC_CHOICE,
SMSG_NPC_MESSAGE,
SMSG_NPC_NEXT,
SMSG_NPC_CLOSE,
SMSG_NPC_INT_INPUT,
SMSG_NPC_STR_INPUT,
SMSG_NPC_CUTIN,
SMSG_NPC_VIEWPOINT,
0
};
handledMessages = _messages;
npcHandler = this;
}
void NpcHandler::handleMessage(Net::MessageIn &msg)
{
int npcId = 0;
switch (msg.getId())
{
case SMSG_NPC_CHOICE:
processNpcChoice(msg);
break;
case SMSG_NPC_MESSAGE:
processNpcMessage(msg);
break;
case SMSG_NPC_CLOSE:
processNpcClose(msg);
break;
case SMSG_NPC_NEXT:
processNpcNext(msg);
break;
case SMSG_NPC_INT_INPUT:
processNpcIntInput(msg);
break;
case SMSG_NPC_STR_INPUT:
processNpcStrInput(msg);
break;
case SMSG_NPC_CUTIN:
processNpcCutin(msg);
break;
case SMSG_NPC_VIEWPOINT:
processNpcViewPoint(msg);
break;
default:
break;
}
mDialog = nullptr;
}
void NpcHandler::talk(const int npcId) const
{
MessageOut outMsg(CMSG_NPC_TALK);
outMsg.writeInt32(npcId);
outMsg.writeInt8(0); // unused
}
void NpcHandler::nextDialog(const int npcId) const
{
MessageOut outMsg(CMSG_NPC_NEXT_REQUEST);
outMsg.writeInt32(npcId);
}
void NpcHandler::closeDialog(const int npcId)
{
MessageOut outMsg(CMSG_NPC_CLOSE);
outMsg.writeInt32(npcId);
const NpcDialogs::iterator it = NpcDialog::mNpcDialogs.find(npcId);
if (it != NpcDialog::mNpcDialogs.end())
{
NpcDialog *const dialog = (*it).second;
if (dialog)
dialog->close();
if (dialog == mDialog)
mDialog = nullptr;
NpcDialog::mNpcDialogs.erase(it);
}
}
void NpcHandler::listInput(const int npcId, const unsigned char value) const
{
MessageOut outMsg(CMSG_NPC_LIST_CHOICE);
outMsg.writeInt32(npcId);
outMsg.writeInt8(value);
}
void NpcHandler::integerInput(const int npcId, const int value) const
{
MessageOut outMsg(CMSG_NPC_INT_RESPONSE);
outMsg.writeInt32(npcId);
outMsg.writeInt32(value);
}
void NpcHandler::stringInput(const int npcId, const std::string &value) const
{
MessageOut outMsg(CMSG_NPC_STR_RESPONSE);
outMsg.writeInt16(static_cast<int16_t>(value.length() + 9));
outMsg.writeInt32(npcId);
outMsg.writeString(value, static_cast<int>(value.length()));
outMsg.writeInt8(0); // Prevent problems with string reading
}
void NpcHandler::buy(const int beingId) const
{
MessageOut outMsg(CMSG_NPC_BUY_SELL_REQUEST);
outMsg.writeInt32(beingId);
outMsg.writeInt8(0); // Buy
}
void NpcHandler::sell(const int beingId) const
{
MessageOut outMsg(CMSG_NPC_BUY_SELL_REQUEST);
outMsg.writeInt32(beingId);
outMsg.writeInt8(1); // Sell
}
void NpcHandler::buyItem(const int beingId A_UNUSED, const int itemId,
const unsigned char color A_UNUSED,
const int amount) const
{
MessageOut outMsg(CMSG_NPC_BUY_REQUEST);
outMsg.writeInt16(8); // One item (length of packet)
outMsg.writeInt16(static_cast<int16_t>(amount));
outMsg.writeInt16(static_cast<int16_t>(itemId));
}
void NpcHandler::sellItem(const int beingId A_UNUSED,
const int itemId, const int amount) const
{
MessageOut outMsg(CMSG_NPC_SELL_REQUEST);
outMsg.writeInt16(8); // One item (length of packet)
outMsg.writeInt16(static_cast<int16_t>(itemId + INVENTORY_OFFSET));
outMsg.writeInt16(static_cast<int16_t>(amount));
}
int NpcHandler::getNpc(Net::MessageIn &msg)
{
if (msg.getId() == SMSG_NPC_CHOICE
|| msg.getId() == SMSG_NPC_MESSAGE)
{
msg.readInt16("len");
}
const int npcId = msg.readInt32("npc id");
const NpcDialogs::const_iterator diag = NpcDialog::mNpcDialogs.find(npcId);
mDialog = nullptr;
if (msg.getId() == SMSG_NPC_VIEWPOINT)
return npcId;
if (diag == NpcDialog::mNpcDialogs.end())
{
// Empty dialogs don't help
if (msg.getId() == SMSG_NPC_CLOSE)
{
closeDialog(npcId);
return npcId;
}
else if (msg.getId() == SMSG_NPC_NEXT)
{
nextDialog(npcId);
return npcId;
}
else
{
mDialog = new NpcDialog(npcId);
mDialog->postInit();
mDialog->saveCamera();
if (localPlayer)
localPlayer->stopWalking(false);
NpcDialog::mNpcDialogs[npcId] = mDialog;
}
}
else
{
NpcDialog *const dialog = diag->second;
if (mDialog && mDialog != dialog)
mDialog->restoreCamera();
mDialog = dialog;
if (mDialog)
mDialog->saveCamera();
}
return npcId;
}
void NpcHandler::processNpcCutin(Net::MessageIn &msg A_UNUSED)
{
msg.readString(64); // image name
msg.readUInt8(); // type
}
void NpcHandler::processNpcViewPoint(Net::MessageIn &msg A_UNUSED)
{
// +++ probably need add nav point and start moving to it
msg.readInt32("npc id");
msg.readInt32("type"); // 0 display for 15 sec,
// 1 display until teleport,
// 2 remove
msg.readInt32("x");
msg.readInt32("y");
msg.readUInt8("number"); // can be used for scripts
msg.readInt32("color");
}
} // namespace EAthena
|
