#include <iomanip>
#include "lib.h"

using namespace std;

inline void dorect( int row, int  col, int  width, int  height, char ch )
{
  for( int i=0; i<height; i++) {
    set_cur_pos( row+i, col );
    for( int j=0; j<width; j++ )  cout << ch;
  }
}

/**************** class rect ****************************/
rect::rect( int c, int r, int w, int h ) : figure( c, r)
{
   height = h;  width = w;
}
void rect::draw(){
   dorect(row, col, width, height, 'X');
}
void rect::erase(){
   dorect(row, col, width, height, ' ');
}

/**************** class text ****************************/
text::text( int c, int r, char* t ) : figure( c, r )
{
   txt = new char[ strlen( t ) + 1 ];
   strcpy(txt, t);
}
void text::draw(){
   set_cur_pos( row, col );
   cout << txt;
}
void text::erase()
{
   set_cur_pos( row, col );
   cout << setw( strlen(txt) ) << " ";
}


/**************** class figure ****************************/
figure::figure( int x, int y )
{
   col = x; row = y;
}
void figure::move( int x, int y )
{
   erase();
   row += y;
   col += x;
   draw();
}