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tdegames/libkdegames/kgame/kgameio.cpp

540 lines
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/*
This file is part of the KDE games library
Copyright (C) 2001 Martin Heni (martin@heni-online.de)
Copyright (C) 2001 Andreas Beckermann (b_mann@gmx.de)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/*
$Id$
*/
#include "kgameio.h"
#include "kgameio.moc"
#include "kgame.h"
#include "kplayer.h"
#include "kgamemessage.h"
#include "kmessageio.h"
#include <kdebug.h>
#include <tqwidget.h>
#include <tqbuffer.h>
#include <tqtimer.h>
#include <stdlib.h>
// ----------------------- Generic IO -------------------------
KGameIO::KGameIO() : TQObject(0,0)
{
kdDebug(11001) << k_funcinfo << ": this=" << this << ", sizeof(this)" << sizeof(KGameIO) << endl;
mPlayer = 0;
}
KGameIO::KGameIO(KPlayer* player) : TQObject(0,0)
{
kdDebug(11001) << k_funcinfo << ": this=" << this << ", sizeof(this)" << sizeof(KGameIO) << endl;
mPlayer = 0;
if (player)
{
player->addGameIO(this);
}
}
KGameIO::~KGameIO()
{
kdDebug(11001) << k_funcinfo << ": this=" << this << endl;
// unregister ourselves
if (player())
{
player()->removeGameIO(this, false);
}
}
void KGameIO::initIO(KPlayer *p)
{
setPlayer(p);
}
void KGameIO::notifyTurn(bool b)
{
if (!player())
{
kdWarning(11001) << k_funcinfo << ": player() is NULL" << endl;
return;
}
bool sendit=false;
TQByteArray buffer;
TQDataStream stream(buffer, IO_WriteOnly);
emit signalPrepareTurn(stream, b, this, &sendit);
if (sendit)
{
TQDataStream ostream(buffer,IO_ReadOnly);
TQ_UINT32 sender = player()->id(); // force correct sender
kdDebug(11001) << "Prepare turn sendInput" << endl;
sendInput(ostream, true, sender);
}
}
KGame* KGameIO::game() const
{
if (!player())
{
return 0;
}
return player()->game();
}
bool KGameIO::sendInput(TQDataStream& s, bool transmit, TQ_UINT32 sender)
{
if (!player())
{
return false;
}
return player()->forwardInput(s, transmit, sender);
}
void KGameIO::Debug()
{
kdDebug(11001) << "------------------- KGAMEINPUT --------------------" << endl;
kdDebug(11001) << "this: " << this << endl;
kdDebug(11001) << "rtti : " << rtti() << endl;
kdDebug(11001) << "Player: " << player() << endl;
kdDebug(11001) << "---------------------------------------------------" << endl;
}
// ----------------------- Key IO ---------------------------
KGameKeyIO::KGameKeyIO(TQWidget *tqparent)
: KGameIO()
{
if (tqparent)
{
kdDebug(11001) << "Key Event filter installed" << endl;
tqparent->installEventFilter(this);
}
}
KGameKeyIO::~KGameKeyIO()
{
if (tqparent())
{
tqparent()->removeEventFilter(this);
}
}
int KGameKeyIO::rtti() const { return KeyIO; }
bool KGameKeyIO::eventFilter( TQObject *o, TQEvent *e )
{
if (!player())
{
return false;
}
// key press/release
if ( e->type() == TQEvent::KeyPress ||
e->type() == TQEvent::KeyRelease )
{
TQKeyEvent *k = (TQKeyEvent*)e;
// kdDebug(11001) << "KGameKeyIO " << this << " key press/release " << k->key() << endl ;
TQByteArray buffer;
TQDataStream stream(buffer,IO_WriteOnly);
bool eatevent=false;
emit signalKeyEvent(this,stream,k,&eatevent);
TQDataStream msg(buffer,IO_ReadOnly);
if (eatevent && sendInput(msg))
{
return eatevent;
}
return false; // do not eat otherwise
}
return TQObject::eventFilter( o, e ); // standard event processing
}
// ----------------------- Mouse IO ---------------------------
KGameMouseIO::KGameMouseIO(TQWidget *tqparent,bool trackmouse)
: KGameIO()
{
if (tqparent)
{
kdDebug(11001) << "Mouse Event filter installed tracking=" << trackmouse << endl;
tqparent->installEventFilter(this);
tqparent->setMouseTracking(trackmouse);
}
}
KGameMouseIO::~KGameMouseIO()
{
if (tqparent())
{
tqparent()->removeEventFilter(this);
}
}
int KGameMouseIO::rtti() const
{
return MouseIO;
}
void KGameMouseIO::setMouseTracking(bool b)
{
if (tqparent())
{
((TQWidget*)tqparent())->setMouseTracking(b);
}
}
bool KGameMouseIO::eventFilter( TQObject *o, TQEvent *e )
{
if (!player())
{
return false;
}
// kdDebug(11001) << "KGameMouseIO " << this << endl ;
// mouse action
if ( e->type() == TQEvent::MouseButtonPress ||
e->type() == TQEvent::MouseButtonRelease ||
e->type() == TQEvent::MouseButtonDblClick ||
e->type() == TQEvent::Wheel ||
e->type() == TQEvent::MouseMove
)
{
TQMouseEvent *k = (TQMouseEvent*)e;
// kdDebug(11001) << "KGameMouseIO " << this << endl ;
TQByteArray buffer;
TQDataStream stream(buffer,IO_WriteOnly);
bool eatevent=false;
emit signalMouseEvent(this,stream,k,&eatevent);
// kdDebug(11001) << "################# eatevent=" << eatevent << endl;
TQDataStream msg(buffer,IO_ReadOnly);
if (eatevent && sendInput(msg))
{
return eatevent;
}
return false; // do not eat otherwise
}
return TQObject::eventFilter( o, e ); // standard event processing
}
// ----------------------- KGameProcesPrivate ---------------------------
class KGameProcessIO::KGameProcessIOPrivate
{
public:
KGameProcessIOPrivate()
{
//mMessageServer = 0;
//mMessageClient = 0;
mProcessIO=0;
}
//KMessageServer *mMessageServer;
//KMessageClient *mMessageClient;
KMessageProcess *mProcessIO;
};
// ----------------------- Process IO ---------------------------
KGameProcessIO::KGameProcessIO(const TQString& name)
: KGameIO()
{
kdDebug(11001) << k_funcinfo << ": this=" << this << ", sizeof(this)=" << sizeof(KGameProcessIO) << endl;
d = new KGameProcessIOPrivate;
//kdDebug(11001) << "================= KMEssageServer ==================== " << endl;
//d->mMessageServer=new KMessageServer(0,this);
//kdDebug(11001) << "================= KMEssageClient ==================== " << endl;
//d->mMessageClient=new KMessageClient(this);
kdDebug(11001) << "================= KMEssageProcessIO ==================== " << endl;
d->mProcessIO=new KMessageProcess(this,name);
kdDebug(11001) << "================= KMEssage Add client ==================== " << endl;
//d->mMessageServer->addClient(d->mProcessIO);
//kdDebug(11001) << "================= KMEssage SetSErver ==================== " << endl;
//d->mMessageClient->setServer(d->mMessageServer);
kdDebug(11001) << "================= KMEssage: Connect ==================== " << endl;
//connect(d->mMessageClient, TQT_SIGNAL(broadcastReceived(const TQByteArray&, TQ_UINT32)),
// this, TQT_SLOT(clientMessage(const TQByteArray&, TQ_UINT32)));
//connect(d->mMessageClient, TQT_SIGNAL(forwardReceived(const TQByteArray&, TQ_UINT32, const TQValueList <TQ_UINT32> &)),
// this, TQT_SLOT(clientMessage(const TQByteArray&, TQ_UINT32, const TQValueList <TQ_UINT32> &)));
connect(d->mProcessIO, TQT_SIGNAL(received(const TQByteArray&)),
this, TQT_SLOT(receivedMessage(const TQByteArray&)));
//kdDebug(11001) << "Our client is id="<<d->mMessageClient->id() << endl;
}
KGameProcessIO::~KGameProcessIO()
{
kdDebug(11001) << k_funcinfo << ": this=" << this << endl;
kdDebug(11001) << "player="<<player() << endl;
if (player())
{
player()->removeGameIO(this,false);
}
if (d->mProcessIO)
{
delete d->mProcessIO;
d->mProcessIO=0;
}
delete d;
}
int KGameProcessIO::rtti() const
{
return ProcessIO;
}
void KGameProcessIO::initIO(KPlayer *p)
{
KGameIO::initIO(p);
// Send 'hello' to process
TQByteArray buffer;
TQDataStream stream(buffer, IO_WriteOnly);
TQ_INT16 id = p->userId();
stream << id;
bool sendit=true;
if (p)
{
emit signalIOAdded(this,stream,p,&sendit);
if (sendit )
{
TQ_UINT32 sender = p->id();
kdDebug(11001) << "Sending IOAdded to process player !!!!!!!!!!!!!! " << endl;
sendSystemMessage(stream, KGameMessage::IdIOAdded, 0, sender);
}
}
}
void KGameProcessIO::notifyTurn(bool b)
{
if (!player())
{
kdWarning(11001) << k_funcinfo << ": player() is NULL" << endl;
return;
}
bool sendit=true;
TQByteArray buffer;
TQDataStream stream(buffer,IO_WriteOnly);
stream << (TQ_INT8)b;
emit signalPrepareTurn(stream,b,this,&sendit);
if (sendit)
{
TQ_UINT32 sender=player()->id();
kdDebug(11001) << "Sending Turn to process player !!!!!!!!!!!!!! " << endl;
sendSystemMessage(stream, KGameMessage::IdTurn, 0, sender);
}
}
void KGameProcessIO::sendSystemMessage(TQDataStream &stream,int msgid, TQ_UINT32 receiver, TQ_UINT32 sender)
{
sendAllMessages(stream, msgid, receiver, sender, false);
}
void KGameProcessIO::sendMessage(TQDataStream &stream,int msgid, TQ_UINT32 receiver, TQ_UINT32 sender)
{
sendAllMessages(stream, msgid, receiver, sender, true);
}
void KGameProcessIO::sendAllMessages(TQDataStream &stream,int msgid, TQ_UINT32 receiver, TQ_UINT32 sender, bool usermsg)
{
kdDebug(11001) << "==============> KGameProcessIO::sendMessage (usermsg="<<usermsg<<")" << endl;
// if (!player()) return ;
//if (!player()->isActive()) return ;
if (usermsg)
{
msgid+=KGameMessage::IdUser;
}
kdDebug(11001) << "=============* ProcessIO (" << msgid << "," << receiver << "," << sender << ") ===========" << endl;
TQByteArray buffer;
TQDataStream ostream(buffer,IO_WriteOnly);
TQBuffer *device=(TQBuffer *)stream.device();
TQByteArray data=device->buffer();;
KGameMessage::createHeader(ostream,sender,receiver,msgid);
// ostream.writeRawBytes(data.data()+device->at(),data.size()-device->at());
ostream.writeRawBytes(data.data(),data.size());
kdDebug(11001) << " Adding user data from pos="<< device->at() <<" amount= " << data.size() << " byte " << endl;
//if (d->mMessageClient) d->mMessageClient->sendBroadcast(buffer);
if (d->mProcessIO)
{
d->mProcessIO->send(buffer);
}
}
//void KGameProcessIO::clientMessage(const TQByteArray& receiveBuffer, TQ_UINT32 clientID, const TQValueList <TQ_UINT32> &recv)
void KGameProcessIO::receivedMessage(const TQByteArray& receiveBuffer)
{
TQDataStream stream(receiveBuffer,IO_ReadOnly);
int msgid;
TQ_UINT32 sender;
TQ_UINT32 receiver;
KGameMessage::extractHeader(stream,sender,receiver,msgid);
kdDebug(11001) << "************* Got process message sender =" << sender
<< " receiver=" << receiver << " msgid=" << msgid << endl;
// Cut out the header part...to not confuse network code
TQBuffer *buf=(TQBuffer *)stream.device();
TQByteArray newbuffer;
newbuffer.setRawData(buf->buffer().data()+buf->at(),buf->size()-buf->at());
TQDataStream ostream(newbuffer,IO_ReadOnly);
kdDebug(11001) << "Newbuffer size=" << newbuffer.size() << endl;
// This is a dummy message which allows us the process to talk with its owner
if (msgid==KGameMessage::IdProcessQuery)
{
emit signalProcessQuery(ostream,this);
}
else if (player())
{
sender = player()->id(); // force correct sender
if (msgid==KGameMessage::IdPlayerInput)
{
sendInput(ostream,true,sender);
}
else
{
player()->forwardMessage(ostream,msgid,receiver,sender);
}
}
else
{
kdDebug(11001) << k_funcinfo << ": Got message from process but no player defined!" << endl;
}
newbuffer.resetRawData(buf->buffer().data()+buf->at(),buf->size()-buf->at());
}
// ----------------------- Computer IO --------------------------
class KGameComputerIO::KGameComputerIOPrivate
{
//TODO: maybe these should be KGameProperties!!
public:
KGameComputerIOPrivate()
{
mAdvanceCounter = 0;
mReactionPeriod = 0;
mPauseCounter = 0;
mAdvanceTimer = 0;
}
int mAdvanceCounter;
int mReactionPeriod;
int mPauseCounter;
TQTimer* mAdvanceTimer;
};
KGameComputerIO::KGameComputerIO() : KGameIO()
{
init();
}
KGameComputerIO::KGameComputerIO(KPlayer* p) : KGameIO(p)
{
init();
}
void KGameComputerIO::init()
{
d = new KGameComputerIOPrivate;
}
KGameComputerIO::~KGameComputerIO()
{
if (d->mAdvanceTimer)
{
delete d->mAdvanceTimer;
}
delete d;
}
int KGameComputerIO::rtti() const
{
return ComputerIO;
}
void KGameComputerIO::setReactionPeriod(int calls)
{
d->mReactionPeriod = calls;
}
int KGameComputerIO::reactionPeriod() const
{
return d->mReactionPeriod;
}
void KGameComputerIO::setAdvancePeriod(int ms)
{
stopAdvancePeriod();
d->mAdvanceTimer = new TQTimer(this);
connect(d->mAdvanceTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(advance()));
d->mAdvanceTimer->start(ms);
}
void KGameComputerIO::stopAdvancePeriod()
{
if (d->mAdvanceTimer)
{
d->mAdvanceTimer->stop();
delete d->mAdvanceTimer;
}
}
void KGameComputerIO::pause(int calls)
{
d->mPauseCounter = calls;
}
void KGameComputerIO::unpause()
{
pause(0);
}
void KGameComputerIO::advance()
{
if (d->mPauseCounter > 0)
{
d->mPauseCounter--;
return;
}
else if (d->mPauseCounter < 0)
{
return;
}
d->mAdvanceCounter++;
if (d->mAdvanceCounter >= d->mReactionPeriod)
{
d->mAdvanceCounter = 0;
reaction();
}
}
void KGameComputerIO::reaction()
{
emit signalReaction();
}