ClientShotState.cpp

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#include <client/ClientShotState.h>
#include <client/ClientState.h>
#include <client/ScorchedClient.h>
#include <client/ClientWaitState.h>
#include <client/ClientParams.h>
#include <engine/ActionController.h>
#include <engine/ViewPoints.h>
#include <common/Logger.h>
#include <coms/ComsPlayMovesMessage.h>
#include <landscape/Landscape.h>

ClientShotState *ClientShotState::instance_ = 0;

ClientShotState *ClientShotState::instance()
{
        if (!instance_)
        {
                instance_ = new ClientShotState;
        }
        return instance_;
}

ClientShotState::ClientShotState() :
        GameStateI("ClientShotState"),
        playShots_(),
        shotState_(ScorchedClient::instance()->getContext(), playShots_)
{
        ScorchedClient::instance()->getComsMessageHandler().addHandler(
                "ComsPlayMovesMessage",
                this);
}

ClientShotState::~ClientShotState()
{
}

bool ClientShotState::processMessage(
        NetMessage &message,
        const char *messageType,
        NetBufferReader &reader)
{
        // Reset graphics
        Landscape::instance()->restoreLandscapeTexture();
        ScorchedClient::instance()->getContext().getViewPoints().reset();

        // Read the new shots into the action controller
        ComsPlayMovesMessage playMovesMessage;
        if (!playMovesMessage.readMessage(reader)) return false;

        // Read the moves from the message
        playShots_.readMessage(playMovesMessage);

        // Play the shots
        ScorchedClient::instance()->getActionController().
                getRandom().seed(playMovesMessage.getSeed());
        shotState_.setup();

        // Ensure and move to the shot state
        ScorchedClient::instance()->getGameState().stimulate(ClientState::StimWait);
        ScorchedClient::instance()->getGameState().checkStimulate();
        ScorchedClient::instance()->getGameState().stimulate(ClientState::StimShot);
        return true;
}

void ClientShotState::enterState(const unsigned state)
{
        // Not needed as setup is done above
}

bool ClientShotState::acceptStateChange(const unsigned state, 
                const unsigned nextState,
                float frameTime)
{
        // All the shots have finished, move to finished
        if (shotState_.run(frameTime))
        {
                // Tell the server we have finished processing the landscape
                // This will stimulate us into the wait state
                ClientWaitState::instance()->sendClientReady();
                return false; // This is done by the send ready
        }

        return false;
}

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