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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 "destructbuildingcommand.h"
#include "../vehicle.h"
#include "../mapfield.h"
#include "../gamemap.h"
#include "../viewcalculation.h"
#include "../spfst.h"
#include "../mapdisplayinterface.h"
#include "action-registry.h"
#include "../itemrepository.h"
#include "../containercontrols.h"
#include "changeunitproperty.h"
#include "spawnbuilding.h"
#include "changeunitmovement.h"
#include "consumeresource.h"
#include "destructcontainer.h"
bool DestructBuildingCommand :: avail ( const Vehicle* eht )
{
if ( !eht )
return false;
if ( eht->attacked == false && !eht->hasMoved() )
if ( eht->getOwner() == eht->getMap()->actplayer )
if ( eht->typ->hasFunction( ContainerBaseType::ConstructBuildings ) || !eht->typ->buildingsBuildable.empty() )
if ( eht->getTank().fuel >= destruct_building_fuel_usage * eht->typ->fuelConsumption )
return true;
return false;
}
DestructBuildingCommand :: DestructBuildingCommand ( Vehicle* container )
: UnitCommand ( container )
{
}
Resources DestructBuildingCommand::getDestructionCost( const Building* bld) const
{
Resources r;
r.material = - bld->typ->productionCost.material * (100 - bld->damage) / destruct_building_material_get / 100;
r.fuel = destruct_building_fuel_usage * getUnit()->typ->fuelConsumption;
return r;
}
vector<MapCoordinate> DestructBuildingCommand::getFields()
{
vector<MapCoordinate> fields;
Vehicle* veh = getUnit();
for ( int d = 0; d < 6; ++d ) {
MapCoordinate pos = getNeighbouringFieldCoordinate( veh->getPosition(), d );
tfield* fld = getMap()->getField(pos);
if ( fld )
if ( fld->building && getheightdelta( log2(veh->height), log2(fld->building->typ->height)) == 0 && !fld->building->typ->buildingNotRemovable )
fields.push_back( pos );
}
return fields;
}
bool DestructBuildingCommand :: isFieldUsable( const MapCoordinate& pos )
{
vector<MapCoordinate> fields = getFields();
return find( fields.begin(), fields.end(), pos ) != fields.end() ;
}
void DestructBuildingCommand :: setTargetPosition( const MapCoordinate& pos )
{
this->target = pos;
tfield* fld = getMap()->getField(target);
if ( !fld )
throw ActionResult(21002);
setState( SetUp );
}
ActionResult DestructBuildingCommand::go ( const Context& context )
{
if ( getState() != SetUp )
return ActionResult(22000);
Building* building = getMap()->getField( target )->building;
if ( !building )
return ActionResult(22502);
const BuildingType* buildingType = building->typ;
Resources cost = getDestructionCost( building );
auto_ptr<DestructContainer> dc ( new DestructContainer( building, true ));
ActionResult res = dc->execute( context );
if ( res.successful() )
dc.release();
else
return res;
auto_ptr<ConsumeResource> cr ( new ConsumeResource( getUnit(), cost ));
res = cr->execute( context );
if ( res.successful() )
cr.release();
else
return res;
auto_ptr<ChangeUnitMovement> cum ( new ChangeUnitMovement( getUnit(), 0 ));
res = cum->execute( context );
if ( res.successful() )
cum.release();
else
return res;
auto_ptr<ChangeUnitProperty> cup ( new ChangeUnitProperty( getUnit(), ChangeUnitProperty::AttackedFlag, 1 ));
res = cup->execute( context );
if ( res.successful() )
cup.release();
else
return res;
evaluateviewcalculation( getMap(), target, buildingType->view, 0, false, &context );
if ( context.display )
context.display->repaintDisplay();
return ActionResult(0);
}
static const int DestructBuildingCommandVersion = 1;
void DestructBuildingCommand :: readData ( tnstream& stream )
{
UnitCommand::readData( stream );
int version = stream.readInt();
if ( version > DestructBuildingCommandVersion )
throw tinvalidversion ( "DestructBuildingCommand", DestructBuildingCommandVersion, version );
target.read( stream );
}
void DestructBuildingCommand :: writeData ( tnstream& stream ) const
{
UnitCommand::writeData( stream );
stream.writeInt( DestructBuildingCommandVersion );
target.write( stream );
}
ASCString DestructBuildingCommand :: getCommandString() const
{
ASCString c;
c.format("unitDestructBuilding ( map, %d, asc.MapCoordinate(%d, %d) )", getUnitID(), target.x, target.y );
return c;
}
GameActionID DestructBuildingCommand::getID() const
{
return ActionRegistry::DestructBuildingCommand;
}
ASCString DestructBuildingCommand::getDescription() const
{
ASCString s = "Destruct building at "+ target.toString() ;
if ( getUnit() ) {
s += " with " + getUnit()->getName();
}
return s;
}
namespace
{
const bool r1 = registerAction<DestructBuildingCommand> ( ActionRegistry::DestructBuildingCommand );
}
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