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// Copyright (C) 2007, 2008, 2009, 2014, 2015 Ben Asselstine
//
// 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 3 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 Library 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.
#include "vectoredunit.h"
#include <xmlhelper.h>
#include "armysetlist.h"
#include "playerlist.h"
#include "army.h"
#include "city.h"
#include "GameMap.h"
#include "action.h"
#include "MapBackpack.h"
#include "GameScenario.h"
Glib::ustring VectoredUnit::d_tag = "vectoredunit";
VectoredUnit::VectoredUnit(Vector<int> pos, Vector<int> dest, ArmyProdBase *army, int duration, Player *player)
:Ownable(player), LocationBox(pos), d_destination(dest),
d_duration(duration)
{
if (army)
d_army = new ArmyProdBase(*army);
else
d_army = NULL;
}
VectoredUnit::VectoredUnit(const VectoredUnit& v)
:Ownable(v), LocationBox(v), sigc::trackable(v),
d_destination(v.d_destination), d_duration(v.d_duration)
{
if (v.d_army)
d_army = new ArmyProdBase(*v.d_army);
else
d_army = NULL;
}
VectoredUnit::VectoredUnit(XML_Helper* helper)
:Ownable(helper), LocationBox(helper), d_army(NULL)
{
helper->getData(d_duration, "duration");
helper->getData(d_destination.x, "dest_x");
helper->getData(d_destination.y, "dest_y");
//army is loaded via callback in vectoredunitlist
}
VectoredUnit::~VectoredUnit()
{
if (d_army)
delete d_army;
}
bool VectoredUnit::save(XML_Helper* helper) const
{
bool retval = true;
Glib::ustring name = "";
retval &= helper->openTag(VectoredUnit::d_tag);
retval &= helper->saveData("x", getPos().x);
retval &= helper->saveData("y", getPos().y);
retval &= helper->saveData("name", name);
retval &= helper->saveData("duration", d_duration);
retval &= helper->saveData("dest_x", d_destination.x);
retval &= helper->saveData("dest_y", d_destination.y);
if (d_owner)
retval &= helper->saveData("owner", d_owner->getId());
else
retval &= helper->saveData("owner", -1);
retval &= d_army->save(helper);
retval &= helper->closeTag();
return retval;
}
Army *VectoredUnit::armyArrives(Stack *& stack) const
{
City *dest;
// drop it in the destination city!
dest = GameMap::getCity(d_destination);
if (!dest)
{
if (d_destination == Vector<int>(-1,-1))
{
printf ("destination is -1,-1??? why?\n");
return NULL;
}
printf ("uhh... no city at %d,%d?\n", d_destination.x, d_destination.y);
Maptile *tile = GameMap::getInstance()->getTile(d_destination);
if (tile)
{
if (tile->getBackpack()->getPlantedItem(d_owner))
{
//army arrives on a planted standard
Army *a = new Army(*d_army, d_owner);
LocationBox loc = LocationBox(d_destination);
stack = GameMap::getInstance()->addArmy(d_destination, a);
return a;
}
}
}
else
{
if (!dest->isBurnt() && dest->getOwner() == d_owner)
{
//army arrives in a city
Army *a = new Army(*d_army, d_owner);
stack = GameMap::getInstance()->addArmy(d_destination, a);
return a;
}
printf ("destination city is owned by `%s', but the vectored unit is owned by `%s'\n", dest->getOwner()->getName().c_str(), d_owner->getName().c_str());
}
return NULL;
}
bool VectoredUnit::nextTurn()
{
d_duration--;
if (d_duration == 0)
return d_owner->vectoredUnitArrives(this);
return false;
}
int VectoredUnit::get_travel_turns (Vector<int> src, Vector<int> dest)
{
int turns = MAX_TURNS_FOR_VECTORING;
switch (GameScenario::s_vectoring_mode)
{
case GameParameters::VECTORING_ALWAYS_TWO_TURNS:
turns = MAX_TURNS_FOR_VECTORING;
break;
case GameParameters::VECTORING_VARIABLE_TURNS:
int d = dist(dest, src);
double r = (double) d /
(double)std::max(GameMap::getWidth(), GameMap::getHeight());
turns = (4 * r) + 1;
break;
}
return turns;
}
// End of file
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