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248 lines (230 loc) · 4.25 KB
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/*
* Copyright 2010 Daniel Albano
*
* 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/>.
*/
#include "Ufo.h"
#include <cmath>
#include <sstream>
#include "../Engine/Language.h"
#include "../Ruleset/RuleUfo.h"
/**
* Initializes a UFO of the specified type.
* @param rules Pointer to ruleset.
*/
Ufo::Ufo(RuleUfo *rules) : MovingTarget(), _rules(rules), _id(0), _damage(0), _altitude(0), _direction(STR_NORTH), _detected(false), _daysCrashed(0)
{
}
/**
*
*/
Ufo::~Ufo()
{
delete _dest;
}
/**
* Returns the ruleset for the UFO's type.
* @return Pointer to ruleset.
*/
RuleUfo *Ufo::getRules()
{
return _rules;
}
/**
* Returns the UFO's unique ID. If it's 0,
* this UFO has never been detected.
* @return Unique ID.
*/
int Ufo::getId()
{
return _id;
}
/**
* Changes the UFO's unique ID.
* @param id Unique ID.
*/
void Ufo::setId(int id)
{
_id = id;
}
/**
* Returns the UFO's unique identifying name.
* @param lang Language to get strings from.
* @return Full name.
*/
std::string Ufo::getName(Language *lang)
{
std::stringstream name;
if (!isCrashed())
{
name << lang->getString(STR_UFO_) << _id;
}
else
{
name << lang->getString(STR_CRASH_SITE_) << _id;
}
return name.str();
}
/**
* Returns the amount of damage this UFO has taken.
* @return Amount of damage.
*/
int Ufo::getDamage()
{
return _damage;
}
/**
* Changes the amount of damage this UFO has taken.
* @param damage Amount of damage.
*/
void Ufo::setDamage(int damage)
{
_damage = damage;
if (_damage < 0)
_damage = 0;
}
/**
* Returns whether this UFO has been detected by radars.
* @return Detection status.
*/
bool Ufo::getDetected()
{
return _detected;
}
/**
* Changes whether this UFO has been detected by radars.
* @param detected Detection status.
*/
void Ufo::setDetected(bool detected)
{
_detected = detected;
}
/**
* Returns the amount of days the UFO has been crashed for.
* @return Amount of days.
*/
int Ufo::getDaysCrashed()
{
return _daysCrashed;
}
/**
* Changes the amount of days the UFO has been crashed for.
* @param days Amount of days.
*/
void Ufo::setDaysCrashed(int days)
{
_daysCrashed = days;
}
/**
* Returns the current direction the UFO is heading in.
* @return Direction.
*/
LangString Ufo::getDirection()
{
return _direction;
}
/**
* Returns the current altitude of the UFO.
* @return Altitude.
*/
LangString Ufo::getAltitude()
{
return STR_HIGH;
}
/**
* Returns if this UFO took enough damage
* to cause it to crash.
* @return Crashed status.
*/
bool Ufo::isCrashed()
{
return (_damage >= _rules->getMaxDamage() / 2);
}
/**
* Returns if this UFO took enough damage
* to cause it to crash.
* @return Crashed status.
*/
bool Ufo::isDestroyed()
{
return (_damage >= _rules->getMaxDamage());
}
/**
* Calculates the direction for the UFO based
* on the current raw speed and destination.
*/
void Ufo::calculateSpeed()
{
MovingTarget::calculateSpeed();
if (_speedLon > 0)
{
if (_speedLat > 0)
{
_direction = STR_SOUTH_EAST;
}
else if (_speedLat < 0)
{
_direction = STR_NORTH_EAST;
}
else
{
_direction = STR_EAST;
}
}
else if (_speedLon < 0)
{
if (_speedLat > 0)
{
_direction = STR_SOUTH_WEST;
}
else if (_speedLat < 0)
{
_direction = STR_NORTH_WEST;
}
else
{
_direction = STR_WEST;
}
}
else
{
if (_speedLat > 0)
{
_direction = STR_SOUTH;
}
else if (_speedLat < 0)
{
_direction = STR_NORTH;
}
}
}
/**
* Moves the UFO to its destination.
*/
void Ufo::think()
{
if (!isCrashed())
{
setLongitude(_lon + _speedLon);
setLatitude(_lat + _speedLat);
if (finishedRoute())
{
_lon = _dest->getLongitude();
_lat = _dest->getLatitude();
setSpeed(0);
}
}
}