// horse.cpp
// ìîäåëü ëîøàäèíûõ ñêà÷åê
#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;
const int CPF = 5;
const int maxHorses = 7;
class track;
///////////////////////////////////////////////////////////
class horse
{
  private:
    const track* ptrTrack;
    const int horse_number;
    float finish_time;
    float distance_run;
  public:
    horse ( const int n, const track* ptrT ) : 
      horse_number ( n ),
      ptrTrack ( ptrT ),
      distamce_run ( 0.0 )
      { }
    ~horse ( )
      { }
    void display_horse ( const float elapsed_time );
};
///////////////////////////////////////////////////////////
class track
{
  private:
    horse* hArray [ maxHorses ];
    int total_horses;
    int horse_count;
    const float track_length;
    float elapsed_time;
  public:
    track ( float lenT, int nH );
    ~track ( );
    void display_track ( );
    void run ( );
    float get_track_len ( ) const;
};
///////////////////////////////////////////////////////////
void horse::display_horse ( float elapsed_time )
{
  set_cursor_pos ( 1 + int ( distance_run * CPF ), 2 + horse_number * 2 );
  set_color ( static_cast<color>( cBLUE + horse_number ) );
  char horse_char = '0' + static_cast<char>( horse_number );
  putch ( ' ' ); putch ( '\xDB' ); putch ( horse_char ); putch ( '\xDB' );
  if ( distance_run < ptrTrack->get_track_len ( ) + 1.0 / CPF )
  {
    if ( rand ( ) % 3 )
      distance_run += 0.2F;
    finish_time = elapsed_time;
  }
  else
  {
    int mins = int ( finish_time ) / 60;
    int secs = int ( finish_time ) – mins * 60;
    cout << " Âðåìÿ = " << mins << ":" << secs;
  }
}
///////////////////////////////////////////////////////////
track::track ( float lenT, int nH ) :
  track_length ( lenT ),
  total_horses ( nH ),
  horse_count ( 0 ),
  elapsed_time ( 0.0 )
{
  init_graphics ( );
  total_horses = ( total_horses > maxHorses ) ? maxHorses : total_horses;
  for ( int j = 0; j < total_horses; j++ )
    hArray [ j ] = new horse ( horse_count++, this );

  time_t aTime;
  srand ( static_cast<unsigned>( time ( &aTime ) ) );
  display_track ( );
}
///////////////////////////////////////////////////////////
track::~track ( )
{
  for ( int j = 0; j < total_horses; j++ )
    delete hArray [ j ];
}
///////////////////////////////////////////////////////////
void track::display_track ( )
{
  clear_screen ( );

  for ( int f = 0; f <= track_length; f++ )
    for ( int r = 1; r <= total_horses * 2 + 1; r++ )
    {
      set_cursor_pos ( f * CPF + 5, r );
      if ( f == 0 || f == track_length )
        cout << '\xDE';
      else
        cout << '\xB3';
    }
}
///////////////////////////////////////////////////////////
void track::run ( )
{
  while ( !kbhit ( ) )
  {
    elapsed_time += 1.75;

    for ( int j = 0; j < total_horses; j++ )
      hArray [ j ]->display_horse ( elapsed_time );
    wait ( 500 );
  }
  getch ( );
  cout << endl;
}
///////////////////////////////////////////////////////////
float track::get_track_len ( ) const
  { return track_length; }
///////////////////////////////////////////////////////////
int main ( )
{
  float length;
  int total;

  cout << "\nÂâåäèòå äëèíó äèñòàíöèè (îò 1 äî 12): ";
  cin >> length;
  cout << "\nÂâåäèòå êîëè÷åñòâî ëîøàäåé (îò 1 äî 7): ";
  cin >> total;
  track theTrack ( length, total );
  theTrack.run ( );

  return 0;
}