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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2018 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/>.
*/
#ifndef NET_MESSAGEOUT_H
#define NET_MESSAGEOUT_H
#include "enums/simpletypes/beingid.h"
#include "utils/cast.h"
#include <string>
#include "localconsts.h"
UTILS_CAST_H
#define createOutPacket(name) MessageOut outMsg(name); \
outMsg.writeInt16(CAST_S16(name), #name)
namespace Net
{
/**
* Used for building an outgoing message.
*
* \ingroup Network
*/
class MessageOut notfinal
{
public:
A_DELETE_COPY(MessageOut)
/**< Writes a byte. */
virtual void writeInt8(const int8_t value,
const char *const str);
/**< Writes a short. */
void writeInt16(const int16_t value,
const char *const str);
/**< Writes a long. */
void writeInt32(const int32_t value,
const char *const str);
void writeInt64(const int64_t value,
const char *const str);
void writeBeingId(const BeingId value,
const char *const str);
void writeCoordinates(const uint16_t x,
const uint16_t y,
unsigned char direction,
const char *const str);
/**
* 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,
const char *const str);
/**
* Writes a string. If a fixed length is not given (-1), it is stored
* as a short at the start of the string.
*/
void writeStringNoLog(const std::string &string,
int length,
const char *const str);
/**
* Returns the content of the message.
*/
const char *getData() const A_WARN_UNUSED;
/**
* Returns the length of the data.
*/
unsigned int getDataSize() const A_WARN_UNUSED;
virtual ~MessageOut()
{ }
void resetPos()
{ mPos = 0; }
static unsigned char toServerDirection(unsigned char direction)
A_CONST;
protected:
/**
* Constructor.
*/
explicit MessageOut(const int16_t id);
/**
* Expand the packet data to be able to hold more data.
*
* NOTE: For performance enhancements this method could allocate extra
* memory in advance instead of expanding size every time more data is
* added.
*/
virtual void expand(size_t size) const = 0;
char *mData; /**< Data building up. */
unsigned int mDataSize; /**< Size of data. */
unsigned int mPos; /**< Position in the data. */
uint16_t mId;
bool mIgnore;
};
} // namespace Net
#endif // NET_MESSAGEOUT_H
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