PlayEngine.h

00001 #ifndef PLAYENGINE_H
00002 #define PLAYENGINE_H
00003 
00004 // Included Headers ------------------------------------------------------------
00005 #include "Spaceship.h"
00006 #include "Map.h"
00007 #include "Weapons.h"
00008 #include "Alien.h"
00009 #include "Explosion.h"
00010 #include "People.h"
00011 #include "Settings.h"
00012 #include <vector> 
00013 
00014 /** PlayEngine Class
00015  * @brief Runs the interactions between the different classes in the playable 
00016  * part of the game. Also to break down the size of game engine class. Means I 
00017  * can define the functions publicly to test them then inherit them privately.
00018  * @author Benjamin Evans, University of Leeds
00019  * @date May 2020
00020  */      
00021 class PlayEngine {
00022     public:
00023         
00024     // Function prototypes -----------------------------------------------------
00025     
00026     // Spaceship Control      
00027         /** Gets joystick direction from gamepad and stores it in d_ */
00028         void read_joystick_direction();
00029         
00030         /** Gets the pitch and roll of the gamepad and calculates d_ */
00031         void read_accelerometer_direction(float roll, float pitch);
00032         
00033         /** Turns on specific leds depending on how many lives left */
00034         void spaceship_lives_leds();
00035         
00036     // Weapon Control      
00037         /** Creates weapons object if button A is pressed and stores in vector*/
00038         void create_weapons_bullets();
00039         
00040         /** Creates smart bomb if button B is pressed */
00041         void create_weapons_smart_bomb();
00042        
00043         /** Draws each bullet object and deleted object after set movement 
00044          * distance
00045          */
00046         void draw_bullets();
00047         
00048     // Alien Control    
00049         /** Spawns aliens in random position of the screen*/
00050         void spawn_aliens();
00051         
00052         /** Creates alien object and stores in vector*/
00053         void create_alien();
00054         
00055         /** Checks for alien people collision and sets abduction movements
00056          * @param i @details iterator from draw_alien for loop
00057          */
00058         void check_alien_people_collision(int i);
00059         
00060         /** Gets alien to fire bullets randomly towards spaceship
00061          * @param i @details iterator from draw_alien for loop
00062          */
00063         void alliens_fire_bullets(int i);
00064         
00065         /**Deletes bullet and alien if collision detected and draws explosion
00066          * @param i @details iterator from draw_alien for loop
00067          */
00068         void delete_aliens(int i);
00069         
00070         /** Draws each alien object and deletes both objects if collision 
00071          * detected 
00072          */
00073         void draw_aliens();
00074         
00075     // Explosion Control   
00076         /** Creates bullet object if button A is pressed and stores in vector */
00077         void create_explosion(Vector2D destroyed_position);
00078        
00079         /** Draws each explosion object if collision detected */
00080         void draw_explosions();
00081         
00082     // People Control 
00083         /** Spawns people in random places at bottom of screen */
00084         void spawn_people();
00085         
00086         /** Spawns people in random position at bottom of the screen*/
00087         void create_people();
00088         
00089         /** Draws each people object */
00090         void draw_people();
00091    
00092     // Map Control      
00093         /** Resets map after set time so spaceship explosion animation shows */
00094         void reset_map_timer();
00095         
00096         /** Resets the map after spaceship death and timer has ended */
00097         void reset_map();
00098     
00099     // Variables --------------------------------------------------------------- 
00100      
00101     // Spaceship Control  
00102         /** Define points*/
00103         int points_; 
00104         
00105         /** Define direction d of joystick*/
00106         Direction d_; 
00107         
00108         /** Flag for if spaceship is destroyed*/
00109         bool spaceship_destroyed_;
00110         
00111         /** Number of spaceship lives remaining*/
00112         int spaceship_lives_;
00113         
00114     // Weapon Control   
00115         /** Counter for smart bomb timer*/
00116         int smart_bomb_timer_;
00117         
00118         /** Counter for bullet timer*/
00119         int bullet_timer_;
00120         
00121         /** Counter for how smart bombs left*/
00122         int smart_bomb_counter_;
00123     
00124     // Alien Control     
00125         /** Counter for spawning aliens*/
00126         int spawn_alien_counter_;
00127         
00128         /** Number of aliens on the screen at a time*/
00129         int alien_number_;
00130         
00131         /** Multiplier to increase number of alien as time goes on */
00132         int spawn_time_multipler_;
00133      
00134     // Map Control     
00135         /** Counter to reset map after set amount of frames*/
00136         int reset_map_counter_;
00137         
00138     // FX sound 
00139         /** Hold on or off depending if sound fx are set on or off */
00140         SoundParts sound_fx_;
00141             
00142     // Vectors -----------------------------------------------------------------  
00143         
00144         /** Vector to store each new bullet object*/
00145         std::vector<Weapons> bullet_vector;
00146         
00147         /** Vector to store each alien bullet object*/
00148         std::vector<Weapons> alien_bullet_vector;
00149         
00150         /** Vector to store each new alien object*/
00151         std::vector<Alien> alien_vector;
00152         
00153         /** Vector to store each new explosion object*/
00154         std::vector<Explosion> explosion_vector;
00155         
00156         /** Vector to store each new people object*/
00157         std::vector<People> people_vector; 
00158         
00159     // Objects -----------------------------------------------------------------
00160         
00161         /** Define Gamepad object */ 
00162         Gamepad pad;
00163         
00164         /** Define LCD object */
00165         N5110 lcd;
00166         
00167         /** Define Spaceship object */
00168         Spaceship spaceship;
00169         
00170         /** Define Map object */
00171         Map map; 
00172         
00173         /** Define Weapons object */
00174         Weapons weapons;   
00175 };
00176 
00177 #endif