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// ==============================================================
// This file is part of Glest (www.glest.org)
//
// Copyright (C) 2001-2008 Martio Figueroa
//
// You can redistribute this code 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 (at your option) any later version
// ==============================================================
#ifndef _GLEST_GAME_NETWORKINTERFACE_H_
#define _GLEST_GAME_NETWORKINTERFACE_H_
#include <string>
#include <vector>
#include "checksum.h"
#include "network_message.h"
#include "network_types.h"
using std::string;
using std::vector;
using Shared::Util::Checksum;
namespace Glest{ namespace Game{
// =====================================================
// class NetworkInterface
// =====================================================
class NetworkInterface{
public:
static const int readyWaitTimeout;
public:
virtual ~NetworkInterface(){}
virtual Socket* getSocket()= 0;
virtual const Socket* getSocket() const= 0;
string getIp() const {return getSocket()->getIp();}
string getHostName() const {return getSocket()->getHostName();}
void sendMessage(const NetworkMessage* networkMessage);
NetworkMessageType getNextMessageType();
bool receiveMessage(NetworkMessage* networkMessage);
bool isConnected();
};
// =====================================================
// class GameNetworkInterface
//
// Adds functions common to servers and clients
// but not connection slots
// =====================================================
class GameNetworkInterface: public NetworkInterface{
private:
typedef vector<NetworkCommand> Commands;
protected:
Commands requestedCommands; //commands requested by the user
Commands pendingCommands; //commands ready to be given
bool quit;
string chatText;
string chatSender;
int chatTeamIndex;
public:
GameNetworkInterface();
//message processimg
virtual void update()= 0;
virtual void updateLobby()= 0;
virtual void updateKeyframe(int frameCount)= 0;
virtual void waitUntilReady(Checksum* checksum)= 0;
//message sending
virtual void sendTextMessage(const string &text, int teamIndex)= 0;
virtual void quitGame()=0;
//misc
virtual string getNetworkStatus() const= 0;
//access functions
void requestCommand(const NetworkCommand *networkCommand) {requestedCommands.push_back(*networkCommand);}
int getPendingCommandCount() const {return pendingCommands.size();}
const NetworkCommand* getPendingCommand(int i) const {return &pendingCommands[i];}
void clearPendingCommands() {pendingCommands.clear();}
bool getQuit() const {return quit;}
const string getChatText() const {return chatText;}
const string getChatSender() const {return chatSender;}
int getChatTeamIndex() const {return chatTeamIndex;}
};
}}//end namespace
#endif
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