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HackSaw.cpp
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HackSaw.cpp
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/***************************************************************
** Program name: HackSaw.cpp
** Author: Ben Fridkis
** Date: 6/1/2017
** Description: Defintion of HackSaw class member functions.
HackSaw is a derived class of the parent class
Item.
****************************************************************/
#include "HackSaw.hpp"
int const BOARDSIZE = 25;
/******************************************
Constructor
HackSaw constructor to establish an
initial starting coordinates for the
HackSaw. Passes xCoord and yCoord
parameters to the base class constructor,
and establishes the Item's name and
board space character. Passes Player object
pointer to the base class constructor for
interchange of Items between the Space and
Player and for related Player updates.
********************************************/
HackSaw::HackSaw(int xCoord, int yCoord,
Player* player) :
Item(xCoord, yCoord, player)
{
itemName = "Hack Saw";
itemChar = '\\';
isPerishable = false;
isTreeToNorth = false;
isTreeToSouth = false;
isTreeToEast = false;
isTreeToWest = false;
}
/************************************************************
itemInteract
Function to interact with HackSaw (a derived Item) when
in a space environment (as opposed to the item when carried
by the player). This is a polymorphic function, declared
pure virtual in the Item base (abstract) class.
*************************************************************/
void HackSaw::itemInteract()
{
//Gets the Player's current Space Board array and
//Space Items vector.
char** spaceBoard = thePlayer->getPlayerLocation()->
getSpaceBoard();
vector<Item*>& spaceItems = thePlayer->
getPlayerLocation()->getSpaceItems();
//Checks Player's carrying capacity. If player
//has the Backpack, carrying capacity is 4 items,
//else carrying capacity is 1 item. If Player is
//not holding the max number of Items based on
//hasBackPack, player is prompted to pickup or
//ignore the Item.
thePlayer->printSpace(false);
if ((thePlayer->getHasBackPack() &&
thePlayer->getPlayerItemCount() < 4) ||
thePlayer->getPlayerItemCount() == 0)
{
cout << "\nYou Found a Hack Saw!\n"
<< "p - pickup, i - ignore: ";
char userSelection =
InputValidation::pOrIInputValidation();
if (userSelection == 'P')
{
//If Item is picked up, it's x and y coordinates
//are set to -1 and then it is added to the Player
//Items. Lastly the pointer is erased from the
//Player's Location Space Items vector.
Item* temp = nullptr;
vector<Item*>::iterator iter = spaceItems.begin();
for (unsigned i = 0; i < spaceItems.size() && temp == nullptr;
i++, iter++)
{
Item* thisItem = spaceItems.at(i);
if (typeid(*thisItem) == typeid(HackSaw))
{
spaceBoard[spaceItems.at(i)->getXCoord()]
[spaceItems.at(i)->getYCoord()] = ' ';
spaceItems.at(i)->setXCoord(-1);
spaceItems.at(i)->setYCoord(-1);
temp = spaceItems.at(i);
thePlayer->addItem(temp);
spaceItems.erase(iter);
}
}
cout << "\nHackSaw added to items.\n";
}
}
else
{
cout << "\nYou Found a Hack Saw! But you cannot"
<< " carry any more items.\nWould you "
<< "like to drop an item to pick up the Hack Saw? "
<< "(y-yes, n-no): ";
char userSelection = InputValidation::yOrNInputValidation();
//Same logic as above, but swaps an Item of the user's
//choice from the Player's Item with the Player's Location
//Space so as to "drop" an item in exchange for the item
//picked up because the Player's carrying capacity is at
//limit.
if (userSelection == 'Y')
{
Item* itemDropped = thePlayer->dropItem(userSelection);
Item* temp = nullptr;
vector<Item*>::iterator iter = spaceItems.begin();
for (unsigned i = 0; i < spaceItems.size() && temp == nullptr;
i++, iter++)
{
//Once the item is found based on a typeid check,
//swap the item on the Space with the item the player
//chose to drop.
Item* thisItem = spaceItems.at(i);
if (typeid(*thisItem) == typeid(HackSaw))
{
int xCoordinate = spaceItems.at(i)->getXCoord();
int yCoordinate = spaceItems.at(i)->getYCoord();
itemDropped->setXCoord(xCoordinate);
itemDropped->setYCoord(yCoordinate);
spaceItems.push_back(itemDropped);
spaceItems.at(i)->setXCoord(-1);
spaceItems.at(i)->setYCoord(-1);
temp = spaceItems.at(i);
thePlayer->addItem(temp);
spaceItems.erase(iter);
}
}
cout << "\nHack Saw added to items.\n"
<< itemDropped->getItemName() << " dropped.\n";
}
}
}
/******************************************************
useStoredItem
Function to interact with an item carried by the
player (as opposed to interacting with an Item found
in a Space). This is a polymorphic function, declared
pure virtual in the Item base (abstract) class.
*******************************************************/
void HackSaw::useStoredItem()
{
//Gets the Player's current Space Board array and
//coordinates.
char** spaceBoard = thePlayer->getPlayerLocation()->
getSpaceBoard();
int xCoord = thePlayer->getXCoord();
int yCoord = thePlayer->getYCoord();
int numberOfSurroundingTrees = 0;
if (xCoord > 0 && xCoord < BOARDSIZE - 1)
{
if (spaceBoard[xCoord + 1][yCoord] == 'T')
{
numberOfSurroundingTrees++;
isTreeToSouth = true;
}
if (spaceBoard[xCoord - 1][yCoord] == 'T')
{
numberOfSurroundingTrees++;
isTreeToNorth = true;
}
if (spaceBoard[xCoord][yCoord + 1] == 'T')
{
numberOfSurroundingTrees++;
isTreeToEast = true;
}
if (spaceBoard[xCoord][yCoord - 1] == 'T')
{
numberOfSurroundingTrees++;
isTreeToWest = true;
}
}
else if (xCoord == 0)
{
if (spaceBoard[xCoord + 1][yCoord] == 'T')
{
numberOfSurroundingTrees++;
isTreeToSouth = true;
}
if (spaceBoard[xCoord][yCoord + 1] == 'T')
{
numberOfSurroundingTrees++;
isTreeToEast = true;
}
if (spaceBoard[xCoord][yCoord - 1] == 'T')
{
numberOfSurroundingTrees++;
isTreeToWest = true;
}
}
else
{
if (spaceBoard[xCoord - 1][yCoord] == 'T')
{
numberOfSurroundingTrees++;
isTreeToNorth = true;
}
if (spaceBoard[xCoord][yCoord + 1] == 'T')
{
numberOfSurroundingTrees++;
isTreeToEast = true;
}
if (spaceBoard[xCoord][yCoord - 1] == 'T')
{
numberOfSurroundingTrees++;
isTreeToWest = true;
}
}
if (numberOfSurroundingTrees > 0)
{
if (numberOfSurroundingTrees > 1)
{
cout << "\nWhich tree do you want to cut down?\n"
<< "(n-north, s-south, e-east, w-west): ";
char treeChoice = InputValidation::nSEorWcharInputValidation();
if (treeChoice == 'N')
{
if (isTreeToNorth)
{
spaceBoard[xCoord - 1][yCoord] = ' ';
}
else
{
cout << "\nKind sir or good lady: There is no tree "
<< "there.\n";
InputValidation::enterKeyPrompt();
}
}
else if (treeChoice == 'S')
{
if (isTreeToSouth)
{
spaceBoard[xCoord + 1][yCoord] = ' ';
}
else
{
cout << "\nKind sir or good lady: There is no tree "
<< "there.\n";
InputValidation::enterKeyPrompt();
}
}
else if (treeChoice == 'E')
{
if (isTreeToEast)
{
spaceBoard[xCoord][yCoord + 1] = ' ';
}
else
{
cout << "\nKind sir or good lady: There is no tree "
<< "there.\n";
InputValidation::enterKeyPrompt();
}
}
else if (treeChoice == 'W')
{
if (isTreeToWest)
{
spaceBoard[xCoord][yCoord - 1] = ' ';
}
else
{
cout << "\nKind sir or good lady: There is no tree "
<< "there.\n";
InputValidation::enterKeyPrompt();
}
}
}
else
{
if (isTreeToNorth)
{
spaceBoard[xCoord - 1][yCoord] = ' ';
}
else if (isTreeToSouth)
{
spaceBoard[xCoord + 1][yCoord] = ' ';
}
else if (isTreeToEast)
{
spaceBoard[xCoord][yCoord + 1] = ' ';
}
else
{
spaceBoard[xCoord][yCoord - 1] = ' ';
}
}
if (isTreeToNorth || isTreeToSouth ||
isTreeToEast || isTreeToWest)
{
cout << "\nTree Felled. -0.5 Days\n";
//Because 6 moves equals 1 day, incrementing
//move count by 3 is equivalent to the
//passage of 0.5 days.
thePlayer->setMoveCount();
thePlayer->setMoveCount();
thePlayer->setMoveCount();
}
}
else
{
cout << "\nThere are no trees nearby to cut down.\n";
}
isTreeToNorth = false;
isTreeToSouth = false;
isTreeToEast = false;
isTreeToWest = false;
}