File content as of revision 41:5959256f4aab:

#ifndef GAMEENGINE_H
#define GAMEENGINE_H
 
// Included libraries ----------------------------------------------------------
#include "mbed.h"
#include "N5110.h"
#include "Gamepad.h"
#include "Spaceship.h"
#include "Map.h"
#include "Weapons.h"
#include "Alien.h"
#include "Explosion.h"
#include "People.h"
#include "HUD.h"
#include "Menu.h"
#include <cmath>
#include <vector>
 
/** GameEngine class
 * @brief Runs the different parts of the game 
 * @author Benjamin Evans, University of Leeds
 * @date April 2020
 */
class GameEngine {
    public:
        /** Constructor */
        GameEngine();
        
        /** Destructor */
        ~GameEngine();
        
        /** Initalises GameEngine */
        void init();
        
        /** Main gameplay loop that runs playable part of game */
        void gameplay_loop();
        
    // Accessors and mutators --------------------------------------------------
          
    private:
    // Function prototypes -----------------------------------------------------
    
    // Menu Control
        /** Switch statement to run run different menu options */
        void game_select_part();
        
        /** Runs the menu */
        void run_menu();
                
        /** Runs the play game part of menu */
        void run_play();
        
        /** Runs settings part of games */
        void run_settings();
        
        /** Runs settings part of games*/
        void run_saved_games();
        
    
    //Spaceship Control      
        /** Gets joystick direction from gamepad and stores it in d_ */
        void read_joystick_direction();
        
        /** Turns on specific leds depending on how many lives left */
        void spaceship_lives_leds();
        
    //Weapon Control      
        /** Creates weapons object if button A is pressed and stores in vector*/
        void create_weapons_bullets();
        
        /** Creates smart bomb if button B is pressed */
        void create_weapons_smart_bomb();
       
        /** Draws each bullet object and deleted object after set movement 
         * distance
         */
        void draw_bullets();
        
    //Alien Control    
        /** Spawns aliens in random position of the screen*/
        void spawn_aliens();
        
        /** Creats alien object and stores in vector*/
        void create_alien();
        
        /** Checks for alien people collision and sets abduction movements
         * @param i @details iterator from draw_alien for loop
         */
        void check_alien_people_collision(int i);
        
        /** Gets alien to fire bullets randomley towards spaceship
         * @param i @details iterator from draw_alien for loop
         */
        void alliens_fire_bullets(int i);
        
        /**Deletes bullet and alien if collision detected and draws explosion
         * @param i @details iterator from draw_alien for loop
         */
        void delete_aliens(int i);
        
        /** Draws each alien object and deletes both objects if collision 
         * detected 
         */
        void draw_aliens();
        
    //Explotion Control   
        /** Creates bullet object if button A is pressed and stores in vector */
        void create_explosion(Vector2D destroyed_position);
       
        /** Draws each explosion object if collision detected */
        void draw_explosions();
        
    //People Control 
        /** Spawns people in random places at bottom of screen */
        void spawn_people();
        
        /** Spawns people in random position at bottom of the screen*/
        void create_people();
        
        /** Draws each people object */
        void draw_people();
   
    //Map Control      
        /** Resets map after set time so spaceship explosion animation showes */
        void reset_map_timer();
        
        /** Resets the map after spaceship death and timer has ended */
        void reset_map();
         
    // Variables ---------------------------------------------------------------
    
    // Menu Control 
    
        MenuParts current_menu_part_;
          
    //Spacehip Control  
        /** Define points*/
        int points; 
        
        /** Define direction d of joystick*/
        Direction d_; 
        
        /** Flag for if spaceship is destroyed*/
        bool spaceship_destroyed;
        
        /** Number of spaceship lives remaining*/
        int spaceship_lives;
        
    // Map Control     
        /** Counter to reset map after set amount of frames*/
        int reset_map_counter;
          
    // Alien Control     
        /** Counter for spawning aliens*/
        int spawn_alien_counter;
        
        /** Counter for numeber of aliens*/
        int alien_number_counter;
        
        /** Counter for spawning aliens*/
        double spawn_alien_rate;
    
    // Weapon Control   
        /** Counter for smart bomb timer*/
        int smart_bomb_timer;
        
        /** Counter for bullet timer*/
        int bullet_timer;
        
        /** Counter for how smart bombs left*/
        int smart_bomb_counter;
        
    // Vectors -----------------------------------------------------------------  
        
        /** Vector to store each new bullet object*/
        std::vector<Weapons> bullet_vector;
        
        /** Vector to store each alien bullet object*/
        std::vector<Weapons> alien_bullet_vector;
        
        /** Vector to store each new alien object*/
        std::vector<Alien> alien_vector;
        
        /** Vector to store each new eplosion object*/
        std::vector<Explosion> explosion_vector;
        
        /** Vector to store each new people object*/
        std::vector<People> people_vector;
        
    // Objects -----------------------------------------------------------------
        
        /** Define Gamepad object*/ 
        Gamepad pad;
        
        /** Define LCD object*/
        N5110 lcd;
        
        /** Define Spaceship object */
        Spaceship spaceship;
        
        /** Define Map object*/
        Map map; 
        
        /** Define Weapons object*/
        Weapons weapons;
        
        /** Define HUD object*/
        HUD hud;
        
        /** Define Menu object*/
        Menu menu;
};
 
#endif