connectstate.h from FreePop at Krugle

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/***************************************************************************
                           connectstate.h
                           -------------------
    begin                : Wed Feb 2 2005
    copyright            : (C) 2005 by Brendon Lloyd Higgins
    email                : bh_doc@users.sourceforge.net
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef CONNECTSTATE_H_INCLUDED
#define CONNECTSTATE_H_INCLUDED

#include <clientstate.h>
#include <ClanLib/network.h>

class LoadState;
class PlayerClient;

/**
 * List type containing the players.
 */
typedef std::list<PlayerClient*> PlayerList;

/**
 * Handles connection and handshake, player info, and waiting for the server to
 * start.
 */
class ConnectState: public ClientState {
public:
    /**
     * Constructor.
     */
    ConnectState(const CL_IPAddress& serv);

    /**
     * Destructor.
     */
    virtual ~ConnectState();

    virtual ClientState* go(Client* client);

private:
    /**
     * Handle a server welcome.
     */
    void onNetHandshake(CL_NetStream& stream);

    /**
     * Handle the game start.
     */
    void onStart(CL_NetStream& stream);

    /**
     * Handle unexpected disconnect.
     */
    void onDisconnect(CL_NetComputer& computer);

    /**
     * Admin message recieved.
     */
    void onAdmin(CL_NetPacket& packet, CL_NetComputer &computer);

    /**
     * Create a player.
     */
    void onPlayerCreate(CL_InputSource& is);

    /**
     * Process a player message.
     */
    void onPlayerMessage(CL_NetPacket& p);

    /**
     * Remove a player from the list.
     */
    void onPlayerRemove(CL_NetPacket& p);

    /**
     * The address and port of the server.
     */
    CL_IPAddress serverIP;

    /**
     * The netsession.
     */
    CL_NetSession* netsession;

    /**
     * The server.
     */
    CL_NetComputer server;

    /**
     * Slot used to signal the next step in game state construction.
     * The first step is handshaking. The second step is game start.
     */
    CL_Slot* nextSlot;

    /**
     * The list of players.
     */
    PlayerList* players;

    /**
     * The local player.
     */
    PlayerClient* me;

    /**
     * States.
     */
    enum State {
        AWAIT_HANDSHAKE,
        AWAIT_START,
        FAIL
    };

    /**
     * Current state.
     */
    State state;

    /**
     * The next state class to come after this one.
     */
    LoadState* next;
};

#endif /* ndef CONNECTSTATE_H_INCLUDED */
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