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/*
* Spider-Arachnid: A plugin for the Video Disk Recorder
*
* Copyright (C) 2005-2007, Thomas Günther <tom@toms-cafe.de>
*
* 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.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* $Id: history.c 87 2007-06-22 22:37:36Z tom $
*/
#include "history.h"
#include "deck.h"
#include "heap.h"
/** --- class History ------------------------------------------------------ **/
/** Constructor */
History::History()
{
executed = 0;
}
/** Destructor */
History::~History()
{
for (unsigned int pos = history.size(); pos > 0; --pos)
{
// Remove object created outside of History
delete history.back();
history.pop_back();
}
}
/** Current move in the history */
Move* History::current()
{
return history[executed - 1];
}
/** Add a new move */
void History::add(Move* move)
{
for (unsigned int pos = history.size(); pos > executed; --pos)
{
// Remove object created outside of History
delete history.back();
history.pop_back();
}
history.push_back(move);
++executed;
}
/** Set previous move as current */
void History::backward()
{
if (movesExecuted())
--executed;
}
/** Set next move as current */
void History::forward()
{
if (movesToExecute())
++executed;
}
/** Are there executed moves in the history */
bool History::movesExecuted()
{
return executed > 0;
}
/** Are there moves to execute in the history */
bool History::movesToExecute()
{
return executed < history.size();
}
/** --- class DealMove ----------------------------------------------------- **/
/** Constructor */
DealMove::DealMove(Pack* s, Piles& d) :
source(s), destination(d)
{
}
/** Do the move */
void DealMove::execute()
{
source->deal(destination);
}
/** Redo the move */
void DealMove::takeBack()
{
source->takeBackDeal(destination);
}
/** --- class NormalMove --------------------------------------------------- **/
/** Constructor */
NormalMove::NormalMove(Pile* s, Pile* d, int c, bool t) :
source(s), destination(d), count(c), turn(t)
{
}
/** Do the move */
void NormalMove::execute()
{
source->moveTo(destination, count);
if (turn)
source->turn();
}
/** Redo the move */
void NormalMove::takeBack()
{
if (turn)
source->turn();
destination->moveTo(source, count);
}
/** --- class FinalMove ---------------------------------------------------- **/
/** Constructor */
FinalMove::FinalMove(Pile* s, FinalHeap* d, int c, bool t, bool b) :
source(s), destination(d), count(c), turn(t), bonus(b)
{
}
/** Do the move */
void FinalMove::execute()
{
source->moveTo(destination, count);
if (turn)
source->turn();
destination->setBonus(bonus);
}
/** Redo the move */
void FinalMove::takeBack()
{
destination->setBonus(false);
if (turn)
source->turn();
destination->moveTo(source, count);
}
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