File content as of revision 3:beb0cc405b1e:

#include "Head.h"

// nothing doing in the constructor and destructor
Head::Head()
{

}

Head::~Head()
{

}

void Head::init(int length, int speed)
{
    
    _length = length;
    _speed = speed;
    srand(time(NULL));
    _x = WIDTH/2 - _length/2;  // snake spawns in random position
    _y = HEIGHT/2 - _length/2;  
    int direction = N;  // set the direction of snake to north
    
}
void Head::draw(N5110 &lcd) {
    
    lcd.drawCircle(_x,_y,_length,FILL_BLACK);
}


void Head::update(Direction d)
{
    // update y value depending on direction of movement
    // North is decrement as origin is at the top-left so decreasing moves up
    
    if (pad.X_pressed()){    
            d == N;
            }
    if (pad.B_pressed()){
            d == S;
            }
    if (pad.Y_pressed()){
            d == W;
            }
    if (pad.A_pressed()){
            d == E;
        }
    }
    
    
    // The head changes to the new position



Vector2D Head::get_pos() {
    Vector2D pos = {_x,_y};
    return pos;    
}