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/***************************************************************************
kbaiplayer.cpp
----------
Developers: (c) 2001 Kevin Krammer <kevin.krammer@gmx.at>
(c) 2001 Nikolas Zimmermann <wildfox@kde.org>
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include <kapplication.h>
#include <kdebug.h>
#include "kbchooserstrategy.h"
#include "kbaiplayer.moc"
#define MAX_SHIP_LEN 4
KBAIPlayer::KBAIPlayer()
{
m_ownShipList = 0;
m_battleField = 0;
m_masterStrategy = 0;
m_randomSeq = new KRandomSequence(TDEApplication::random());
}
KBAIPlayer::~KBAIPlayer()
{
delete m_masterStrategy;
delete m_randomSeq;
}
void KBAIPlayer::init(KBattleField *battle_field, KShipList *ai_shiplist)
{
m_battleField = battle_field;
m_ownShipList = ai_shiplist;
if(m_battleField != 0)
{
TQRect rect = m_battleField->enemyRect();
int grid = m_battleField->gridSize();
m_fieldRect = TQRect(0, 0, (rect.width() / grid), (rect.height() / grid));
}
}
void KBAIPlayer::slotRestart()
{
if(m_randomSeq == 0 || m_ownShipList == 0 || m_battleField == 0)
return;
addShips();
chooseStrategy();
emit sigReady();
}
void KBAIPlayer::addShips()
{
m_ownShipList->clear();
for(int shiplen = MAX_SHIP_LEN; shiplen >= 1; shiplen--)
{
int x, y;
bool vertical;
do
{
x = (int) m_randomSeq->getLong(m_fieldRect.width());
y = (int) m_randomSeq->getLong(m_fieldRect.height());
vertical = m_randomSeq->getBool();
}
while(!shipPlaced(shiplen, x, y, vertical));
}
}
void KBAIPlayer::chooseStrategy()
{
delete m_masterStrategy;
m_masterStrategy = new KBChooserStrategy();
m_masterStrategy->init(m_battleField, m_fieldRect);
}
bool KBAIPlayer::slotRequestShot()
{
if(m_masterStrategy != 0 && m_masterStrategy->hasMoreShots())
{
TQPoint pos = m_masterStrategy->nextShot();
emit sigShootAt(pos);
m_masterStrategy->shotAt(pos);
return true;
}
return false;
}
bool KBAIPlayer::shipPlaced(int shiplen, int x, int y, bool vertical)
{
TQRect ship = vertical ? TQRect(x, y, 1, shiplen) : TQRect(x, y, shiplen, 1);
return m_ownShipList->addNewShip(vertical, ship.x(), ship.y());
}
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