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/*
This file is part of Advanced Strategic Command; http://www.asc-hq.de
Copyright (C) 1994-2008 Martin Bickel and Marc Schellenberger
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; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
*/
#include "removemine.h"
#include "action-registry.h"
#include "../vehicle.h"
#include "../gamemap.h"
RemoveMine::RemoveMine( GameMap* gamemap, const MapCoordinate& position, int mineID )
: GameAction( gamemap ), pos(position), layer(-1), mineBuffer(NULL)
{
this->mineID = mineID;
}
ASCString RemoveMine::getDescription() const
{
ASCString res = "Remove mine at " + pos.toString(false) + " with id " + ASCString::toString(mineID);
return res;
}
void RemoveMine::readData ( tnstream& stream )
{
int version = stream.readInt();
if ( version != 1 )
throw tinvalidversion ( "RemoveMine", 1, version );
mineID = stream.readInt();
layer = stream.readInt();
pos.read( stream );
if ( stream.readInt() ) {
mineBuffer = new tmemorystreambuf();
mineBuffer->readfromstream( &stream );
} else
mineBuffer = NULL;
};
void RemoveMine::writeData ( tnstream& stream ) const
{
stream.writeInt( 1 );
stream.writeInt( mineID );
stream.writeInt( layer );
pos.write( stream );
if ( mineBuffer ) {
stream.writeInt( 1 );
mineBuffer->writetostream( &stream );
} else
stream.writeInt( 0 );
};
GameActionID RemoveMine::getID() const
{
return ActionRegistry::RemoveMine;
}
ActionResult RemoveMine::runAction( const Context& context )
{
layer = 0;
tfield* fld = getMap()->getField(pos);
if ( !fld )
return ActionResult( 21002, pos );
if ( mineID > 0 ) {
for ( tfield::MineContainer::iterator i = fld->mines.begin(); i != fld->mines.end(); ++i ) {
if ( i->identifier == mineID ) {
mineBuffer = new tmemorystreambuf();
tmemorystream memstream( mineBuffer, tnstream::writing );
i->write( memstream );
fld->mines.erase( i );
return ActionResult(0);
}
++layer;
}
} else {
layer = fld->mines.size();
mineBuffer = new tmemorystreambuf();
tmemorystream memstream( mineBuffer, tnstream::writing );
for ( tfield::MineContainer::iterator i = fld->mines.begin(); i != fld->mines.end(); ++i )
i->write( memstream );
fld->mines.clear();
return ActionResult(0);
}
return ActionResult( 21401 );
}
ActionResult RemoveMine::undoAction( const Context& context )
{
tfield* fld = getMap()->getField(pos);
if ( !fld )
return ActionResult( 21002, pos );
if ( layer < 0 )
throw ActionResult( 21401 );
if ( mineID > 0 ) {
tfield::MineContainer::iterator i = fld->mines.begin();
int l = layer;
while ( l-- )
++i;
tmemorystream memstream( mineBuffer, tnstream::reading );
fld->mines.insert( i, Mine::newFromStream( memstream ));
} else {
tmemorystream memstream( mineBuffer, tnstream::reading );
for ( int i = 0; i < layer; ++i )
fld->mines.push_back( Mine::newFromStream( memstream ));
}
return ActionResult(0);
}
ActionResult RemoveMine::verify()
{
return ActionResult(0);
}
RemoveMine::~RemoveMine()
{
delete mineBuffer;
}
namespace {
const bool r1 = registerAction<RemoveMine> ( ActionRegistry::RemoveMine );
}
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