Board.cpp

//
// Created by joaof on 21/04/2020.
//

#include "Board.h"
#include <iostream>

using namespace std;

Board::Board(unsigned size){
    this->size = size;
    this->board.resize(size, vector<char>(size, '\0'));
}

char Board::getLetter(const int &x, const int &y) const{
    if(!validPos(x,y))
        return '\0';
    return this->board[x][y];
}

void Board::setLetter(const int &x, const int &y, char letter) {
    this->board[x][y] = letter;
}

unsigned Board::getSize() const {
    return this->size;
}
/**
 * Determine if a given (x,y) pair is inside the board.
 * @param x The x coordinate.
 * @param y The y coordinate.
 * @return True if the (x,y) pair is inside the board.
 */
bool Board::validPos(const int &x, const int &y) const {
    return (x >= 0) && (x < this->size) && (y >= 0) && (y < this->size);
}
/**
 * Show a 2D representation of the board through ostream out.
 * @param out The ostream through which the board will be shown (usually cout or an ofstream).
 */
void Board::show(ostream &out) const {
    out << "   ";
    for(int x = 0; x < size; x++){ //x indices
        out << " " << (char) (x + 'a');
    }
    out << endl << "  " << "/";
    for(int x = 0; x < 2*size; x++){
        out << "-";
    }
    out << "\\" << endl;
    for(int y = 0; y < size; y++){
        out << (char) (y + 'A') << " " << "|";
        for(int x = 0; x < size; x++){
            out << " " << this->board[x][y];
        }
        out << "|" << endl;
    }
    out << "  " << "\\";
    for (int x = 0; x < 2*size; x++) {
        out << "-";
    }
    out << "/" << endl;
}