game.h

/*************************************************************
 * File: game.h
 * Description: Contains the definition of the game class.
 *************************************************************/

#ifndef GAME_H
#define GAME_H

#include "uiDraw.h"
#include "uiInteract.h"
#include "point.h"
#include "ground.h"
#include "lander.h"

#define FUEL        500    // initial fuel for the game
#define MIN_SPEED   3.0    // minimal landing speed
#define FALL_HEIGHT 4.0    // greatest height we can fall from

#define GRAVITY_AMOUNT 0.1

/*****************************************
 * GAME
 * The main game class containing all the state
 *****************************************/
class Game
{
public:
   /*********************************************
    * Constructor
    * Initializes the game
    *********************************************/
   Game(Point tl, Point br) : topLeft(tl), bottomRight(br), ground(Ground(topLeft, bottomRight))
   {
      // Set up the initial conditions of the game
      lander.setFuel(FUEL);
   }
   
   /*********************************************
    * Function: handleInput
    * Description: Takes actions according to whatever
    *  keys the user has pressed.
    *********************************************/
   void handleInput(const Interface & ui);
   
   /*********************************************
    * Function: advance
    * Description: Move everything forward one
    *  step in time.
    *********************************************/
   void advance();
   
   /*********************************************
    * Function: draw
    * Description: draws everything for the game.
    *********************************************/
   void draw(const Interface & ui);
   
private:
   /*********************************************
    * Function: justLanded
    * Description: Returns true if the lander has
    *  just successfully landed.
    *********************************************/
   bool justLanded() const;
   
   // The coordinates of the screen
   Point topLeft;
   Point bottomRight;
   
   Ground ground;
   Lander lander;
   
};

#endif /* GAME_H */