Ladder.cpp

#include "Ladder.h"
#include "Snake.h"
int Ladder::LaddersCount = 0;

Ladder::Ladder(const CellPosition & startCellPos, const CellPosition & endCellPos) : GameObject(startCellPos)
{
	this->endCellPos = endCellPos;
	LaddersCount++;
	///TODO: Do the needed validation
}

void Ladder::Draw(Output* pOut) const
{
	pOut->DrawLadder(position, endCellPos);
}

void Ladder::Apply(Grid* pGrid, Player* pPlayer) 
{
	

	///TODO: Implement this function as mentioned in the guideline steps (numbered below) below

	// == Here are some guideline steps (numbered below) to implement this function ==
	
	// 1- Print a message "You have reached a ladder. Click to continue ..." and wait mouse click
	Output* pOut = pGrid->GetOutput();
	pOut->PrintMessage("You have reached a ladder. Click to continue ...");
	// 2- Apply the ladder's effect by moving the player to the endCellPos
	//    Review the "pGrid" functions and decide which function can be used for that
	pGrid->UpdatePlayerCell(pPlayer, GetEndPosition());

	// if reached any card, take it
	if (pPlayer->GetCell()->GetGameObject()) {
		pPlayer->GetCell()->GetGameObject()->Apply(pGrid, pPlayer);
	}

}

CellPosition Ladder::GetEndPosition() const
{
	return endCellPos;
}

bool Ladder::IsOverlapping(GameObject* newObj) {

	// if the object is ladder
	Ladder* l = dynamic_cast<Ladder*>(newObj);
	bool isOverlap = false;

	if (l != nullptr) {
		// check if both overlap
		isOverlap |= !(position.VCell() < l->GetEndPosition().VCell() || l->GetPosition().VCell() < endCellPos.VCell());
	}
	// if snake
	Snake* s = dynamic_cast<Snake*>(newObj);
	if (s != nullptr) {
		// check that both doesn't share start cell of end cell
		isOverlap |= GetEndPosition().GetCellNum() == s->GetPosition().GetCellNum();
		isOverlap |= GetPosition().GetCellNum() == s->GetEndPosition().GetCellNum();
	}

	return isOverlap;

}


int Ladder::getLaddersCount()
{
	return LaddersCount;
}

void Ladder::Save(ofstream& OutFile)
{
	OutFile << this->position.GetCellNum() << "\t" << this->GetEndPosition().GetCellNum() << "\n";
}

void Ladder::Load(ifstream& Infile, Grid* pGrid)
{
	pGrid->AddObjectToCell(this);
}

Ladder::~Ladder()
{
	LaddersCount--;
}