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Copy pathTransferItemsState.cpp
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778 lines (727 loc) · 22.5 KB
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/*
* Copyright 2010-2015 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/>.
*/
#include "TransferItemsState.h"
#include <sstream>
#include <climits>
#include <cfloat>
#include <cmath>
#include "../Engine/Action.h"
#include "../Engine/Game.h"
#include "../Resource/ResourcePack.h"
#include "../Engine/LocalizedText.h"
#include "../Interface/TextButton.h"
#include "../Interface/Window.h"
#include "../Interface/Text.h"
#include "../Interface/TextList.h"
#include "../Savegame/BaseFacility.h"
#include "../Savegame/SavedGame.h"
#include "../Savegame/Base.h"
#include "../Savegame/Soldier.h"
#include "../Savegame/Craft.h"
#include "../Savegame/ItemContainer.h"
#include "../Ruleset/RuleItem.h"
#include "../Engine/Timer.h"
#include "../Menu/ErrorMessageState.h"
#include "TransferConfirmState.h"
#include "../Engine/Options.h"
#include "../fmath.h"
namespace OpenXcom
{
/**
* Initializes all the elements in the Transfer screen.
* @param game Pointer to the core game.
* @param baseFrom Pointer to the source base.
* @param baseTo Pointer to the destination base.
*/
TransferItemsState::TransferItemsState(Base *baseFrom, Base *baseTo) : _baseFrom(baseFrom), _baseTo(baseTo), _sel(0), _itemOffset(0), _total(0), _pQty(0), _cQty(0), _aQty(0), _iQty(0.0), _hasSci(0), _hasEng(0), _distance(0.0), _ammoColor(0)
{
// Create objects
_window = new Window(this, 320, 200, 0, 0);
_btnOk = new TextButton(148, 16, 8, 176);
_btnCancel = new TextButton(148, 16, 164, 176);
_txtTitle = new Text(310, 17, 5, 8);
_txtItem = new Text(130, 9, 10, 24);
_txtQuantity = new Text(50, 9, 150, 24);
_txtAmountTransfer = new Text(60, 17, 200, 24);
_txtAmountDestination = new Text(60, 17, 260, 24);
_lstItems = new TextList(287, 120, 8, 44);
// Set palette
setInterface("transferMenu");
_ammoColor = _game->getRuleset()->getInterface("transferMenu")->getElement("ammoColor")->color;
add(_window, "window", "transferMenu");
add(_btnOk, "button", "transferMenu");
add(_btnCancel, "button", "transferMenu");
add(_txtTitle, "text", "transferMenu");
add(_txtItem, "text", "transferMenu");
add(_txtQuantity, "text", "transferMenu");
add(_txtAmountTransfer, "text", "transferMenu");
add(_txtAmountDestination, "text", "transferMenu");
add(_lstItems, "list", "transferMenu");
centerAllSurfaces();
// Set up objects
_window->setBackground(_game->getResourcePack()->getSurface("BACK13.SCR"));
_btnOk->setText(tr("STR_TRANSFER"));
_btnOk->onMouseClick((ActionHandler)&TransferItemsState::btnOkClick);
_btnOk->onKeyboardPress((ActionHandler)&TransferItemsState::btnOkClick, Options::keyOk);
_btnCancel->setText(tr("STR_CANCEL"));
_btnCancel->onMouseClick((ActionHandler)&TransferItemsState::btnCancelClick);
_btnCancel->onKeyboardPress((ActionHandler)&TransferItemsState::btnCancelClick, Options::keyCancel);
_txtTitle->setBig();
_txtTitle->setAlign(ALIGN_CENTER);
_txtTitle->setText(tr("STR_TRANSFER"));
_txtItem->setText(tr("STR_ITEM"));
_txtQuantity->setText(tr("STR_QUANTITY_UC"));
_txtAmountTransfer->setText(tr("STR_AMOUNT_TO_TRANSFER"));
_txtAmountTransfer->setWordWrap(true);
_txtAmountDestination->setText(tr("STR_AMOUNT_AT_DESTINATION"));
_txtAmountDestination->setWordWrap(true);
_lstItems->setArrowColumn(193, ARROW_VERTICAL);
_lstItems->setColumns(4, 162, 58, 40, 20);
_lstItems->setSelectable(true);
_lstItems->setBackground(_window);
_lstItems->setMargin(2);
_lstItems->onLeftArrowPress((ActionHandler)&TransferItemsState::lstItemsLeftArrowPress);
_lstItems->onLeftArrowRelease((ActionHandler)&TransferItemsState::lstItemsLeftArrowRelease);
_lstItems->onLeftArrowClick((ActionHandler)&TransferItemsState::lstItemsLeftArrowClick);
_lstItems->onRightArrowPress((ActionHandler)&TransferItemsState::lstItemsRightArrowPress);
_lstItems->onRightArrowRelease((ActionHandler)&TransferItemsState::lstItemsRightArrowRelease);
_lstItems->onRightArrowClick((ActionHandler)&TransferItemsState::lstItemsRightArrowClick);
_lstItems->onMousePress((ActionHandler)&TransferItemsState::lstItemsMousePress);
for (std::vector<Soldier*>::iterator i = _baseFrom->getSoldiers()->begin(); i != _baseFrom->getSoldiers()->end(); ++i)
{
if ((*i)->getCraft() == 0)
{
_baseQty.push_back(1);
_transferQty.push_back(0);
_soldiers.push_back(*i);
_lstItems->addRow(4, (*i)->getName().c_str(), L"1", L"0", L"0");
++_itemOffset;
}
}
for (std::vector<Craft*>::iterator i = _baseFrom->getCrafts()->begin(); i != _baseFrom->getCrafts()->end(); ++i)
{
if ((*i)->getStatus() != "STR_OUT" || (Options::canTransferCraftsWhileAirborne && (*i)->getFuel() >= (*i)->getFuelLimit(_baseTo)))
{
_baseQty.push_back(1);
_transferQty.push_back(0);
_crafts.push_back(*i);
_lstItems->addRow(4, (*i)->getName(_game->getLanguage()).c_str(), L"1", L"0", L"0");
++_itemOffset;
}
}
if (_baseFrom->getAvailableScientists() > 0)
{
_baseQty.push_back(_baseFrom->getAvailableScientists());
_transferQty.push_back(0);
_hasSci = 1;
std::wostringstream ss, ss2;
ss << _baseQty.back();
ss2 << _baseTo->getAvailableScientists();
_lstItems->addRow(4, tr("STR_SCIENTIST").c_str(), ss.str().c_str(), L"0", ss2.str().c_str());
++_itemOffset;
}
if (_baseFrom->getAvailableEngineers() > 0)
{
_baseQty.push_back(_baseFrom->getAvailableEngineers());
_transferQty.push_back(0);
_hasEng = 1;
std::wostringstream ss, ss2;
ss << _baseQty.back();
ss2 << _baseTo->getAvailableEngineers();
_lstItems->addRow(4, tr("STR_ENGINEER").c_str(), ss.str().c_str(), L"0", ss2.str().c_str());
++_itemOffset;
}
const std::vector<std::string> &items = _game->getRuleset()->getItemsList();
for (std::vector<std::string>::const_iterator i = items.begin(); i != items.end(); ++i)
{
int qty = _baseFrom->getItems()->getItem(*i);
if (qty > 0)
{
_baseQty.push_back(qty);
_transferQty.push_back(0);
_items.push_back(*i);
RuleItem *rule = _game->getRuleset()->getItem(*i);
std::wostringstream ss, ss2;
ss << qty;
ss2 << _baseTo->getItems()->getItem(*i);
std::wstring item = tr(*i);
if (rule->getBattleType() == BT_AMMO || (rule->getBattleType() == BT_NONE && rule->getClipSize() > 0))
{
item.insert(0, L" ");
_lstItems->addRow(4, item.c_str(), ss.str().c_str(), L"0", ss2.str().c_str());
_lstItems->setRowColor(_baseQty.size() - 1, _ammoColor);
}
else
{
_lstItems->addRow(4, item.c_str(), ss.str().c_str(), L"0", ss2.str().c_str());
}
}
}
_distance = getDistance();
_timerInc = new Timer(250);
_timerInc->onTimer((StateHandler)&TransferItemsState::increase);
_timerDec = new Timer(250);
_timerDec->onTimer((StateHandler)&TransferItemsState::decrease);
}
/**
*
*/
TransferItemsState::~TransferItemsState()
{
delete _timerInc;
delete _timerDec;
}
/**
* Runs the arrow timers.
*/
void TransferItemsState::think()
{
State::think();
_timerInc->think(this, 0);
_timerDec->think(this, 0);
}
/**
* Transfers the selected items.
* @param action Pointer to an action.
*/
void TransferItemsState::btnOkClick(Action *)
{
_game->pushState(new TransferConfirmState(_baseTo, this));
}
/**
* Completes the transfer between bases.
*/
void TransferItemsState::completeTransfer()
{
int time = (int)floor(6 + _distance / 10.0);
_game->getSavedGame()->setFunds(_game->getSavedGame()->getFunds() - _total);
for (size_t i = 0; i < _transferQty.size(); ++i)
{
if (_transferQty[i] > 0)
{
// Transfer soldiers
if (i < _soldiers.size())
{
for (std::vector<Soldier*>::iterator s = _baseFrom->getSoldiers()->begin(); s != _baseFrom->getSoldiers()->end(); ++s)
{
if (*s == _soldiers[i])
{
if ((*s)->isInPsiTraining())
{
(*s)->setPsiTraining();
}
Transfer *t = new Transfer(time);
t->setSoldier(*s);
_baseTo->getTransfers()->push_back(t);
_baseFrom->getSoldiers()->erase(s);
break;
}
}
}
// Transfer crafts
else if (i >= _soldiers.size() && i < _soldiers.size() + _crafts.size())
{
Craft *craft = _crafts[i - _soldiers.size()];
// Transfer soldiers inside craft
for (std::vector<Soldier*>::iterator s = _baseFrom->getSoldiers()->begin(); s != _baseFrom->getSoldiers()->end();)
{
if ((*s)->getCraft() == craft)
{
if ((*s)->isInPsiTraining()) (*s)->setPsiTraining();
if (craft->getStatus() == "STR_OUT") _baseTo->getSoldiers()->push_back(*s);
else
{
Transfer *t = new Transfer(time);
t->setSoldier(*s);
_baseTo->getTransfers()->push_back(t);
}
s = _baseFrom->getSoldiers()->erase(s);
}
else
{
++s;
}
}
// Transfer craft
for (std::vector<Craft*>::iterator c = _baseFrom->getCrafts()->begin(); c != _baseFrom->getCrafts()->end(); ++c)
{
if (*c == craft)
{
if (craft->getStatus() == "STR_OUT")
{
bool returning = (craft->getDestination() == (Target*)craft->getBase());
_baseTo->getCrafts()->push_back(craft);
craft->setBase(_baseTo, false);
if (craft->getFuel() <= craft->getFuelLimit(_baseTo))
{
craft->setLowFuel(true);
craft->returnToBase();
}
else if (returning)
{
craft->setLowFuel(false);
craft->returnToBase();
}
}
else
{
Transfer *t = new Transfer(time);
t->setCraft(*c);
_baseTo->getTransfers()->push_back(t);
}
// Clear Hangar
for (std::vector<BaseFacility*>::iterator f = _baseFrom->getFacilities()->begin(); f != _baseFrom->getFacilities()->end(); ++f)
{
if ((*f)->getCraft() == *c)
{
(*f)->setCraft(0);
break;
}
}
_baseFrom->getCrafts()->erase(c);
break;
}
}
}
// Transfer scientists
else if (_baseFrom->getAvailableScientists() > 0 && i == _soldiers.size() + _crafts.size())
{
_baseFrom->setScientists(_baseFrom->getScientists() - _transferQty[i]);
Transfer *t = new Transfer(time);
t->setScientists(_transferQty[i]);
_baseTo->getTransfers()->push_back(t);
}
// Transfer engineers
else if (_baseFrom->getAvailableEngineers() > 0 && i == _soldiers.size() + _crafts.size() + _hasSci)
{
_baseFrom->setEngineers(_baseFrom->getEngineers() - _transferQty[i]);
Transfer *t = new Transfer(time);
t->setEngineers(_transferQty[i]);
_baseTo->getTransfers()->push_back(t);
}
// Transfer items
else
{
_baseFrom->getItems()->removeItem(_items[ getItemIndex(i) ], _transferQty[i]);
Transfer *t = new Transfer(time);
t->setItems(_items[getItemIndex(i)], _transferQty[i]);
_baseTo->getTransfers()->push_back(t);
}
}
}
}
/**
* Returns to the previous screen.
* @param action Pointer to an action.
*/
void TransferItemsState::btnCancelClick(Action *)
{
_game->popState();
_game->popState();
}
/**
* Starts increasing the item.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsLeftArrowPress(Action *action)
{
_sel = _lstItems->getSelectedRow();
if (action->getDetails()->button.button == SDL_BUTTON_LEFT && !_timerInc->isRunning()) _timerInc->start();
}
/**
* Stops increasing the item.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsLeftArrowRelease(Action *action)
{
if (action->getDetails()->button.button == SDL_BUTTON_LEFT)
{
_timerInc->stop();
}
}
/**
* Increases the selected item;
* by one on left-click; to max on right-click.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsLeftArrowClick(Action *action)
{
if (action->getDetails()->button.button == SDL_BUTTON_RIGHT) increaseByValue(INT_MAX);
if (action->getDetails()->button.button == SDL_BUTTON_LEFT)
{
increaseByValue(1);
_timerInc->setInterval(250);
_timerDec->setInterval(250);
}
}
/**
* Starts decreasing the item.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsRightArrowPress(Action *action)
{
_sel = _lstItems->getSelectedRow();
if (action->getDetails()->button.button == SDL_BUTTON_LEFT && !_timerDec->isRunning()) _timerDec->start();
}
/**
* Stops decreasing the item.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsRightArrowRelease(Action *action)
{
if (action->getDetails()->button.button == SDL_BUTTON_LEFT)
{
_timerDec->stop();
}
}
/**
* Decreases the selected item;
* by one on left-click; to 0 on right-click.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsRightArrowClick(Action *action)
{
if (action->getDetails()->button.button == SDL_BUTTON_RIGHT) decreaseByValue(INT_MAX);
if (action->getDetails()->button.button == SDL_BUTTON_LEFT)
{
decreaseByValue(1);
_timerInc->setInterval(250);
_timerDec->setInterval(250);
}
}
/**
* Handles the mouse-wheels on the arrow-buttons.
* @param action Pointer to an action.
*/
void TransferItemsState::lstItemsMousePress(Action *action)
{
_sel = _lstItems->getSelectedRow();
if (action->getDetails()->button.button == SDL_BUTTON_WHEELUP)
{
_timerInc->stop();
_timerDec->stop();
if (action->getAbsoluteXMouse() >= _lstItems->getArrowsLeftEdge() &&
action->getAbsoluteXMouse() <= _lstItems->getArrowsRightEdge())
{
increaseByValue(Options::changeValueByMouseWheel);
}
}
else if (action->getDetails()->button.button == SDL_BUTTON_WHEELDOWN)
{
_timerInc->stop();
_timerDec->stop();
if (action->getAbsoluteXMouse() >= _lstItems->getArrowsLeftEdge() &&
action->getAbsoluteXMouse() <= _lstItems->getArrowsRightEdge())
{
decreaseByValue(Options::changeValueByMouseWheel);
}
}
}
/**
* Gets the transfer cost of the currently selected item.
* @return Transfer cost.
*/
int TransferItemsState::getCost() const
{
int cost = 0;
// Item cost
if (TRANSFER_ITEM == getType(_sel))
{
cost = 1;
}
// Craft cost
else if (TRANSFER_CRAFT == getType(_sel))
{
cost = 25;
}
// Personnel cost
else
{
cost = 5;
}
return (int)floor(_distance * cost);
}
/**
* Gets the quantity of the currently selected item
* on the base.
* @return Item quantity.
*/
int TransferItemsState::getQuantity() const
{
switch(getType(_sel))
{
case TRANSFER_SOLDIER:
case TRANSFER_CRAFT:
return 1;
case TRANSFER_SCIENTIST:
return _baseFrom->getAvailableScientists();
case TRANSFER_ENGINEER:
return _baseFrom->getAvailableEngineers();
case TRANSFER_ITEM:
return _baseFrom->getItems()->getItem(_items[getItemIndex(_sel)]);
}
return 1;
}
/**
* Increases the quantity of the selected item to transfer by one.
*/
void TransferItemsState::increase()
{
_timerDec->setInterval(50);
_timerInc->setInterval(50);
increaseByValue(1);
}
/**
* Increases the quantity of the selected item to transfer by "change".
* @param change How much we want to add.
*/
void TransferItemsState::increaseByValue(int change)
{
const enum TransferType selType = getType(_sel);
RuleItem * selItem = NULL;
if (TRANSFER_ITEM == selType)
selItem = _game->getRuleset()->getItem(_items[getItemIndex(_sel)]);
if (0 >= change || getQuantity() <= _transferQty[_sel]) return;
std::wstring errorMessage = L"";
// Check Living Quarters
if ((TRANSFER_SOLDIER == selType || TRANSFER_SCIENTIST == selType || TRANSFER_ENGINEER == selType)
&& _pQty + 1 > _baseTo->getAvailableQuarters() - _baseTo->getUsedQuarters())
{
_timerInc->stop();
errorMessage = tr("STR_NO_FREE_ACCOMODATION");
}
else if (TRANSFER_CRAFT == selType )
{
Craft *craft = _crafts[_sel - _soldiers.size()];
if (_cQty + 1 > _baseTo->getAvailableHangars() - _baseTo->getUsedHangars())
{
_timerInc->stop();
errorMessage = tr("STR_NO_FREE_HANGARS_FOR_TRANSFER");
}
else if (_pQty + craft->getNumSoldiers() > _baseTo->getAvailableQuarters() - _baseTo->getUsedQuarters())
{
_timerInc->stop();
errorMessage = tr("STR_NO_FREE_ACCOMODATION_CREW");
}
else if (Options::storageLimitsEnforced && _baseTo->storesOverfull(_iQty + craft->getItems()->getTotalSize(_game->getRuleset())))
{
_timerInc->stop();
errorMessage = tr("STR_NOT_ENOUGH_STORE_SPACE_FOR_CRAFT");
}
}
else if (TRANSFER_ITEM == selType && !selItem->isAlien()
&& _baseTo->storesOverfull(selItem->getSize() + _iQty))
{
_timerInc->stop();
errorMessage = tr("STR_NOT_ENOUGH_STORE_SPACE");
}
else if (TRANSFER_ITEM == selType && selItem->isAlien()
&& Options::storageLimitsEnforced * _aQty + 1 > _baseTo->getAvailableContainment() - Options::storageLimitsEnforced * _baseTo->getUsedContainment())
{
_timerInc->stop();
errorMessage = tr("STR_NO_ALIEN_CONTAINMENT_FOR_TRANSFER");
}
if (errorMessage != L"")
{
RuleInterface *menuInterface = _game->getRuleset()->getInterface("transferMenu");
_game->pushState(new ErrorMessageState(errorMessage, _palette, menuInterface->getElement("errorMessage")->color, "BACK13.SCR", menuInterface->getElement("errorPalette")->color));
return;
}
// Personnel count
if (TRANSFER_SOLDIER == selType || TRANSFER_SCIENTIST == selType || TRANSFER_ENGINEER == selType)
{
int freeQuarters = _baseTo->getAvailableQuarters() - _baseTo->getUsedQuarters() - _pQty;
change = std::min(std::min(freeQuarters, getQuantity() - _transferQty[_sel]), change);
_pQty += change;
_baseQty[_sel] -= change;
_transferQty[_sel] += change;
_total += getCost() * change;
}
// Craft count
else if (TRANSFER_CRAFT == selType)
{
Craft *craft = _crafts[_sel - _soldiers.size()];
_cQty++;
_pQty += craft->getNumSoldiers();
_iQty += craft->getItems()->getTotalSize(_game->getRuleset());
_baseQty[_sel]--;
_transferQty[_sel]++;
if (!Options::canTransferCraftsWhileAirborne || craft->getStatus() != "STR_OUT") _total += getCost();
}
// Item count
else if (TRANSFER_ITEM == selType && !selItem->isAlien() )
{
double storesNeededPerItem = _game->getRuleset()->getItem(_items[getItemIndex(_sel)])->getSize();
double freeStores = _baseTo->getAvailableStores() - _baseTo->getUsedStores() - _iQty;
double freeStoresForItem = (double)(INT_MAX);
if (!AreSame(storesNeededPerItem, 0.0))
{
freeStoresForItem = (freeStores + 0.05) / storesNeededPerItem;
}
change = std::min(std::min((int)freeStoresForItem, getQuantity() - _transferQty[_sel]), change);
_iQty += change * storesNeededPerItem;
_baseQty[_sel] -= change;
_transferQty[_sel] += change;
_total += getCost() * change;
}
// Live Aliens count
else if (TRANSFER_ITEM == selType && selItem->isAlien() )
{
int freeContainment = Options::storageLimitsEnforced ? _baseTo->getAvailableContainment() - _baseTo->getUsedContainment() - _aQty : INT_MAX;
change = std::min(std::min(freeContainment, getQuantity() - _transferQty[_sel]), change);
_aQty += change;
_baseQty[_sel] -= change;
_transferQty[_sel] += change;
_total += getCost() * change;
}
updateItemStrings();
}
/**
* Decreases the quantity of the selected item to transfer by one.
*/
void TransferItemsState::decrease()
{
_timerInc->setInterval(50);
_timerDec->setInterval(50);
decreaseByValue(1);
}
/**
* Decreases the quantity of the selected item to transfer by "change".
* @param change How much we want to remove.
*/
void TransferItemsState::decreaseByValue(int change)
{
const enum TransferType selType = getType(_sel);
if (0 >= change || 0 >= _transferQty[_sel]) return;
Craft *craft = 0;
change = std::min(_transferQty[_sel], change);
// Personnel count
if (TRANSFER_SOLDIER == selType || TRANSFER_SCIENTIST == selType || TRANSFER_ENGINEER == selType)
{
_pQty -= change;
}
// Craft count
else if (TRANSFER_CRAFT == selType)
{
craft = _crafts[_sel - _soldiers.size()];
_cQty--;
_pQty -= craft->getNumSoldiers();
_iQty -= craft->getItems()->getTotalSize(_game->getRuleset());
}
// Item count
else if (TRANSFER_ITEM == selType)
{
const RuleItem * selItem = _game->getRuleset()->getItem(_items[getItemIndex(_sel)]);
if (!selItem->isAlien())
{
_iQty -= selItem->getSize() * change;
}
else
{
_aQty -= change;
}
}
_baseQty[_sel] += change;
_transferQty[_sel] -= change;
if (!Options::canTransferCraftsWhileAirborne || 0 == craft || craft->getStatus() != "STR_OUT")
_total -= getCost() * change;
updateItemStrings();
}
/**
* Updates the quantity-strings of the selected item.
*/
void TransferItemsState::updateItemStrings()
{
std::wostringstream ss1, ss2;
ss1 << _baseQty[_sel];
ss2 << _transferQty[_sel];
_lstItems->setCellText(_sel, 1, ss1.str());
_lstItems->setCellText(_sel, 2, ss2.str());
if (_transferQty[_sel] > 0)
{
_lstItems->setRowColor(_sel, _lstItems->getSecondaryColor());
}
else
{
_lstItems->setRowColor(_sel, _lstItems->getColor());
if (_sel > _itemOffset)
{
RuleItem *rule = _game->getRuleset()->getItem(_items[_sel - _itemOffset]);
if (rule->getBattleType() == BT_AMMO || (rule->getBattleType() == BT_NONE && rule->getClipSize() > 0))
{
_lstItems->setRowColor(_sel, _ammoColor);
}
}
}
}
/**
* Gets the total cost of the current transfer.
* @return Total cost.
*/
int TransferItemsState::getTotal() const
{
return _total;
}
/**
* Gets the shortest distance between the two bases.
* @return Distance.
*/
double TransferItemsState::getDistance() const
{
double x[3], y[3], z[3], r = 51.2;
Base *base = _baseFrom;
for (int i = 0; i < 2; ++i) {
x[i] = r * cos(base->getLatitude()) * cos(base->getLongitude());
y[i] = r * cos(base->getLatitude()) * sin(base->getLongitude());
z[i] = r * -sin(base->getLatitude());
base = _baseTo;
}
x[2] = x[1] - x[0];
y[2] = y[1] - y[0];
z[2] = z[1] - z[0];
return sqrt(x[2] * x[2] + y[2] * y[2] + z[2] * z[2]);
}
/**
* Gets type of selected item.
* @param selected The selected item.
* @return The type of the selected item.
*/
enum TransferType TransferItemsState::getType(size_t selected) const
{
size_t max = _soldiers.size();
if (selected < max)
return TRANSFER_SOLDIER;
if (selected < (max += _crafts.size()) )
return TRANSFER_CRAFT;
if (selected < (max += _hasSci))
return TRANSFER_SCIENTIST;
if (selected < (max += _hasEng))
return TRANSFER_ENGINEER;
return TRANSFER_ITEM;
}
/**
* Gets the index of the selected item.
* @param selected Currently selected item.
* @return Index of the selected item.
*/
size_t TransferItemsState::getItemIndex(size_t selected) const
{
return selected - _soldiers.size() - _crafts.size() - _hasSci - _hasEng;
}
}