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598 lines (546 loc) · 12.7 KB
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/*
* Copyright 2010 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#define _USE_MATH_DEFINES
#include "Craft.h"
#include <cmath>
#include <sstream>
#include "../Engine/Language.h"
#include "../Ruleset/RuleCraft.h"
#include "CraftWeapon.h"
#include "../Ruleset/RuleCraftWeapon.h"
#include "../Ruleset/Ruleset.h"
#include "ItemContainer.h"
#include "Soldier.h"
#include "Base.h"
namespace OpenXcom
{
/**
* Initializes a craft of the specified type and
* assigns it the latest craft ID available.
* @param rules Pointer to ruleset.
* @param base Pointer to base of origin.
* @param ids List of craft IDs (Leave NULL for no ID).
*/
Craft::Craft(RuleCraft *rules, Base *base, std::map<std::string, int> *ids) : MovingTarget(), _rules(rules), _base(base), _id(0), _fuel(0), _damage(0), _weapons(), _status("STR_READY"), _lowFuel(false), _inBattlescape(false)
{
_items = new ItemContainer();
if (ids != 0)
{
_id = (*ids)[_rules->getType()];
(*ids)[_rules->getType()]++;
}
for (int i = 0; i < _rules->getWeapons(); ++i)
{
_weapons.push_back(0);
}
}
/**
* Delete the contents of the craft from memory.
*/
Craft::~Craft()
{
for (std::vector<CraftWeapon*>::iterator i = _weapons.begin(); i != _weapons.end(); ++i)
{
delete *i;
}
delete _items;
}
/**
* Loads the craft from a YAML file.
* @param node YAML node.
* @param rule Ruleset for the saved game.
*/
void Craft::load(const YAML::Node &node, const Ruleset *rule)
{
unsigned int size = 0;
MovingTarget::load(node);
node["id"] >> _id;
node["fuel"] >> _fuel;
node["damage"] >> _damage;
size = node["weapons"].size();
for (unsigned int i = 0; i < size; ++i)
{
std::string type;
node["weapons"][i]["type"] >> type;
if (type != "0")
{
CraftWeapon *w = new CraftWeapon(rule->getCraftWeapon(type), 0);
w->load(node["weapons"][i]);
_weapons[i] = w;
}
}
_items->load(node["items"]);
node["status"] >> _status;
node["lowFuel"] >> _lowFuel;
node["inBattlescape"] >> _inBattlescape;
}
/**
* Saves the craft to a YAML file.
* @param out YAML emitter.
*/
void Craft::save(YAML::Emitter &out) const
{
MovingTarget::save(out);
out << YAML::Key << "type" << YAML::Value << _rules->getType();
out << YAML::Key << "id" << YAML::Value << _id;
out << YAML::Key << "fuel" << YAML::Value << _fuel;
out << YAML::Key << "damage" << YAML::Value << _damage;
out << YAML::Key << "weapons" << YAML::Value;
out << YAML::BeginSeq;
for (std::vector<CraftWeapon*>::const_iterator i = _weapons.begin(); i != _weapons.end(); ++i)
{
if (*i != 0)
{
(*i)->save(out);
}
else
{
out << YAML::BeginMap;
out << YAML::Key << "type" << YAML::Value << "0";
out << YAML::EndMap;
}
}
out << YAML::EndSeq;
out << YAML::Key << "items" << YAML::Value;
_items->save(out);
out << YAML::Key << "status" << YAML::Value << _status;
out << YAML::Key << "lowFuel" << YAML::Value << _lowFuel;
out << YAML::Key << "inBattlescape" << YAML::Value << _inBattlescape;
out << YAML::EndMap;
}
/**
* Saves the craft's unique identifiers to a YAML file.
* @param out YAML emitter.
*/
void Craft::saveId(YAML::Emitter &out) const
{
MovingTarget::saveId(out);
out << YAML::Key << "type" << YAML::Value << _rules->getType();
out << YAML::Key << "id" << YAML::Value << _id;
out << YAML::EndMap;
}
/**
* Returns the ruleset for the craft's type.
* @return Pointer to ruleset.
*/
RuleCraft *const Craft::getRules() const
{
return _rules;
}
/**
* Returns the craft's unique ID. Each craft
* can be identified by its type and ID.
* @return Unique ID.
*/
int Craft::getId() const
{
return _id;
}
/**
* Returns the craft's unique identifying name.
* @param lang Language to get strings from.
* @return Full name.
*/
std::wstring Craft::getName(Language *lang) const
{
std::wstringstream name;
name << lang->getString(_rules->getType()) << "-" << _id;
return name.str();
}
/**
* Returns the base the craft belongs to.
* @return Pointer to base.
*/
Base *const Craft::getBase() const
{
return _base;
}
/**
* Changes the base the craft belongs to.
* @param base Pointer to base.
*/
void Craft::setBase(Base *base)
{
_base = base;
}
/**
* Returns the current status of the craft.
* @return Status string.
*/
std::string Craft::getStatus() const
{
return _status;
}
/**
* Changes the current status of the craft.
* @param status Status string.
*/
void Craft::setStatus(std::string status)
{
_status = status;
}
/**
* Changes the destination the craft is heading to.
* @param dest Pointer to new destination.
*/
void Craft::setDestination(Target *dest)
{
MovingTarget::setDestination(dest);
setSpeed(_rules->getMaxSpeed());
}
/**
* Returns the amount of weapons currently
* equipped on this craft.
* @return Number of weapons.
*/
int Craft::getNumWeapons() const
{
if (_rules->getWeapons() == 0)
{
return 0;
}
int total = 0;
for (std::vector<CraftWeapon*>::const_iterator i = _weapons.begin(); i != _weapons.end(); ++i)
{
if ((*i) != 0)
{
total++;
}
}
return total;
}
/**
* Returns the amount of soldiers from a list
* that are currently attached to this craft.
* @return Number of soldiers.
*/
int Craft::getNumSoldiers() const
{
if (_rules->getSoldiers() == 0)
return 0;
int total = 0;
for (std::vector<Soldier*>::iterator i = _base->getSoldiers()->begin(); i != _base->getSoldiers()->end(); ++i)
{
if ((*i)->getCraft() == this)
total++;
}
return total;
}
/**
* Returns the amount of equipment currently
* equipped on this craft.
* @return Number of items.
*/
int Craft::getNumEquipment() const
{
return _items->getTotalQuantity();
}
/**
* Returns the amount of HWPs currently
* contained in this craft.
* @return Number of HWPs.
*/
int Craft::getNumHWPs() const
{
return 0;
}
/**
* Returns the list of weapons currently equipped
* in the craft.
* @return Pointer to weapon list.
*/
std::vector<CraftWeapon*> *const Craft::getWeapons()
{
return &_weapons;
}
/**
* Returns the list of items in the craft.
* @return Pointer to the item list.
*/
ItemContainer *const Craft::getItems()
{
return _items;
}
/**
* Returns the amount of fuel currently contained
* in this craft.
* @return Amount of fuel.
*/
int Craft::getFuel() const
{
return _fuel;
}
/**
* Changes the amount of fuel currently contained
* in this craft.
* @param fuel Amount of fuel.
*/
void Craft::setFuel(int fuel)
{
_fuel = fuel;
if (_fuel > _rules->getMaxFuel())
{
_fuel = _rules->getMaxFuel();
}
else if (_fuel < 0)
{
_fuel = 0;
}
}
/**
* Returns the ratio between the amount of fuel currently
* contained in this craft and the total it can carry.
* @return Percentage of fuel.
*/
int Craft::getFuelPercentage() const
{
return (int)floor((double)_fuel / _rules->getMaxFuel() * 100.0);
}
/**
* Returns the amount of damage this craft has taken.
* @return Amount of damage.
*/
int Craft::getDamage() const
{
return _damage;
}
/**
* Changes the amount of damage this craft has taken.
* @param damage Amount of damage.
*/
void Craft::setDamage(int damage)
{
_damage = damage;
if (_damage < 0)
{
_damage = 0;
}
}
/**
* Returns the ratio between the amount of damage this
* craft can take and the total it can take before it's
* destroyed.
* @return Percentage of damage.
*/
int Craft::getDamagePercentage() const
{
return (int)floor((double)_damage / _rules->getMaxDamage() * 100);
}
/**
* Returns whether the craft is currently low on fuel
* (only has enough to head back to base).
* @return True if it's low, false otherwise.
*/
bool Craft::getLowFuel() const
{
return _lowFuel;
}
/**
* Changes whether the craft is currently low on fuel
* (only has enough to head back to base).
* @param low True if it's low, false otherwise.
*/
void Craft::setLowFuel(bool low)
{
_lowFuel = low;
}
/**
* Returns the current distance between the craft
* and the base it belongs to.
* @return Distance in radian.
*/
double Craft::getDistanceFromBase() const
{
double dLon, dLat;
return getDistance(_base, &dLon, &dLat);
}
/**
* Returns the amount of fuel the craft uses up
* while it's on the air, based on its speed.
* @return Fuel amount.
*/
int Craft::getFuelConsumption() const
{
return (int)floor(_speed / 100.0);
}
/**
* Returns the minimum required fuel for the
* craft to make it back to base.
* @return Fuel amount.
*/
int Craft::getFuelLimit() const
{
return (int)floor(getFuelConsumption() * getDistanceFromBase() / (getRadianSpeed() * 120));
}
/**
* Sends the craft back to its origin base.
*/
void Craft::returnToBase()
{
setDestination(_base);
}
/**
* Moves the craft to its destination.
*/
void Craft::think()
{
if (_dest != 0)
{
calculateSpeed();
}
setLongitude(_lon + _speedLon);
setLatitude(_lat + _speedLat);
if (_dest != 0 && finishedRoute())
{
_lon = _dest->getLongitude();
_lat = _dest->getLatitude();
if (_dest == (Target*)_base)
{
int available = 0, full = 0;
for (std::vector<CraftWeapon*>::iterator i = _weapons.begin(); i != _weapons.end(); ++i)
{
if ((*i) == 0)
continue;
available++;
if ((*i)->getAmmo() >= (*i)->getRules()->getAmmoMax())
{
full++;
}
else
{
(*i)->setRearming(true);
}
}
if (_damage > 0)
{
_status = "STR_REPAIRS";
}
else if (available != full)
{
_status = "STR_REARMING";
}
else
{
_status = "STR_REFUELLING";
}
setSpeed(0);
setDestination(0);
_lowFuel = false;
}
}
}
/**
* Returns if a certain point is covered by the craft's
* radar range, taking in account the positions of both.
* @param target Pointer to target to compare.
* @return True if it's within range, False otherwise.
*/
bool Craft::insideRadarRange(Target *target) const
{
bool inside = false;
double newrange = _rules->getRadarRange() * (1 / 60.0) * (M_PI / 180);
for (double lon = target->getLongitude() - 2*M_PI; lon <= target->getLongitude() + 2*M_PI + 0.01; lon += 2*M_PI)
{
double dLon = lon - _lon;
double dLat = target->getLatitude() - _lat;
inside = inside || (dLon * dLon + dLat * dLat <= newrange * newrange);
}
return inside;
}
/**
* Consumes the craft's fuel every 10 minutes
* while it's on the air.
*/
void Craft::consumeFuel()
{
setFuel(_fuel - getFuelConsumption());
}
/**
* Repairs the craft's damage every hour
* while it's docked in the base.
*/
void Craft::repair()
{
setDamage(_damage - _rules->getRepairRate());
if (_damage <= 0)
{
_status = "STR_REARMING";
}
}
/**
* Refuels the craft every 30 minutes
* while it's docked in the base.
*/
void Craft::refuel()
{
setFuel(_fuel + _rules->getRefuelRate());
if (_fuel >= _rules->getMaxFuel())
{
_status = "STR_READY";
}
}
/**
* Rearms the craft's weapons by adding ammo every hour
* while it's docked in the base.
* @return The ammo ID missing for rearming, or "" if none.
*/
std::string Craft::rearm()
{
std::string ammo = "";
for (std::vector<CraftWeapon*>::iterator i = _weapons.begin(); ; ++i)
{
if (i == _weapons.end())
{
_status = "STR_REFUELLING";
break;
}
if (*i != 0 && (*i)->isRearming())
{
if (_base->getItems()->getItem((*i)->getRules()->getClipItem()) > 0)
{
(*i)->rearm();
_base->getItems()->removeItem((*i)->getRules()->getClipItem());
break;
}
else
{
ammo = (*i)->getRules()->getClipItem();
(*i)->setRearming(false);
}
}
}
return ammo;
}
/**
* Returns the craft's battlescape status.
* @return Is the craft on the battlescape?
*/
bool Craft::isInBattlescape() const
{
return _inBattlescape;
}
/**
* Changes the craft's battlescape status.
* @param inbattle True if it's in battle, False otherwise.
*/
void Craft::setInBattlescape(bool inbattle)
{
_inBattlescape = inbattle;
}
}