Snek.h

00001 #include "mbed.h"
00002 #include "N5110.h"
00003 #include "Gamepad.h"
00004 
00005 
00006 //Snek has been named as such to avoid confusion when refering to or declaring snake
00007 
00008 /** The Snake class
00009 * @brief Stores the location of all the snake segments, handles movement and growth of the snake
00010 * @author Andrew J. Moore
00011 * @date May, 2018
00012 */
00013 
00014 class Snek
00015 {
00016 public:
00017 
00018     /** Constructor */
00019     Snek();
00020 
00021     /** Destructor */
00022     ~Snek();
00023 
00024     /** Initialisation function
00025     * @param the inital starting position for the snake's head, given in X and Y (int)
00026     */
00027     void init(int x, int y);
00028 
00029     /** Updates the location of the snake
00030     * @param the joystick's current direction (Direction)
00031     */
00032     void update(Direction d);
00033 
00034     /** Gets an X coordinate of the snake
00035     * @param the position in the snake being referenced (int)
00036     * @return the value of _x[ref]
00037     */
00038     int getX(int ref);
00039 
00040     /** Gets an Y coordinate of the snake
00041     * @param the position in the snake being referenced (int)
00042     * @return the value of _y[ref]
00043     */
00044     int getY(int ref);
00045 
00046     /** Gets the length of the snake
00047     * @return the value of _length
00048     */
00049     int getLength();
00050 
00051     /** Grows the snake in length */
00052     void grow();
00053 
00054 private:
00055 
00056     //Private Variables
00057     int _length;
00058     int _speed;
00059     int _x[484];        //484 is the maximum size of the grid therefor max size of the snake
00060     int _y[484];
00061     char _oldDirection;
00062 
00063     //Private Methods
00064 };