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/*
* 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/>.
*/
#ifndef NET_TA_MESSAGEOUT_H
#define NET_TA_MESSAGEOUT_H
#include <cstdint>
#include <string>
namespace TmwAthena {
/**
* Used for building an outgoing message to eAthena.
*
* \ingroup Network
*/
class MessageOut
{
public:
MessageOut(uint16_t id);
/**
* Writes an unsigned 8-bit integer to the message.
*/
void writeInt8(uint8_t value);
/**
* Writes an unsigned 16-bit integer to the message.
*/
void writeInt16(uint16_t value);
/**
* Writes an unsigned 32-bit integer to the message.
*/
void writeInt32(uint32_t value);
/**
* Writes a string. If a fixed length is not given (-1), it is stored
* as a short at the start of the string.
*/
void writeString(const std::string &string, int length = -1);
/**
* Encodes coordinates and direction in 3 bytes.
*/
void writeCoordinates(uint16_t x, uint16_t y,
uint8_t direction);
private:
/**
* Expand the packet data to be able to hold more data. Returns a
* pointer to the start of the new data.
*/
static char *expand(size_t size);
};
} // namespace TmwAthena
#endif // NET_TA_MESSAGEOUT_H
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