'''
Happy Pi-thon Day! Project
'''
from codex import *
import time
import random

pi = '3.14159265'

pi_facts = [
    "Pi is an irrational number.",
    "Pi has been calculated to over 62.8 trillion digits!",
    "The symbol for Pi was first used in 1706.",
    "Pi Day is also Albert Einstein's birthday!",
    "The formula for the circumference of a circle is 2*pi*radius",
    "The formula for the area of a circle is pi*radius*radius"
]

def snake_head(snake_x, pi_y):
    display.draw_line(snake_x, pi_y+15, snake_x+22, pi_y+15, GREEN)
    display.fill_rect(snake_x+15, pi_y, 35, 30, WHITE)
    display.fill_circle(snake_x+40, pi_y+8, 5, RED)
    display.fill_circle(snake_x+40, pi_y+20, 5, RED)

def instructions():
    display.print('March 14', scale=3, color=CYAN)
    display.print('Happy', scale=3, color=YELLOW)
    display.print("'Pi'-thon", scale=3, color=GREEN)
    display.print('Day!', scale=3, color=YELLOW)
    display.print()
    display.print('A / Start')
    display.print('B / Pi Fact')
    display.print('D / Stop')

# -- Main Program --
instructions()
while True:
    if buttons.was_pressed(BTN_A):
        display.clear()
        break