// grid.h
#ifndef GRID_H
#define GRID_H
#include <iostream>
#include <string>
using namespace std;


class Grid
{
public:
	Grid(int r = 10, int c = 24);
	// OCF stuff
	Grid(const Grid& g) { copy(g); }
	virtual ~Grid() { free(); }
	Grid& operator=(const Grid& g);

	virtual void plot(int row, int col, char c = '*')
	{
		grid[row % rowSize][col % colSize] = c; // wrap around
	}
	virtual void show(ostream& os = cout);
	virtual void hPlot(int row, int col, const string& s);
	virtual void vPlot(int row, int col, const string& s);
	virtual void plotLine(int xstart, int ystart, 
								int xend, int yend, char c = '*');
	virtual void clear(char c = ' ');
	virtual int getColGetSize() { return colSize; }
	virtual int getRowGetSize() { return rowSize; }
	virtual char getChar(int row, int col)
	{
		return grid[row % rowSize][col % colSize];
	}
private: 
	int rowSize, colSize;
	char** grid;
	virtual void free();
	virtual void copy(const Grid& g);
};

#endif