constants.py

#!/usr/bin/env python3

# Created by: Mr. Coxall
# Created on: October 2019
# This constants file is CircuitPython Stage game

# CircuitPython screen size is 160x128 and sprites are 16x16
SCREEN_X = 160
SCREEN_Y = 128
SCREEN_GRID_X = 16
SCREEN_GRID_Y = 16
SPRITE_SIZE = 16
OFF_TOP_SCREEN = -100
OFF_SCREEN_X = -100
OFF_SCREEN_Y = -100
TOTAL_ENEMY_1 = 2
TOTAL_ENEMY_2 = 2
TOTAL_ASTEROIDS = 4
TOTAL_NUMBER_OF_LASERS = 10
ENEMY_SPEED = 1
LASER_SPEED = 20
SHIP_MOVEMENT_SPEED = 1

MT_GAME_STUDIO_PALETTE = (b'\xf8\x1f\x00\x00\xcey\x00\xff\xf8\x1f\xff\x19\xfc\xe0\xfd\xe0'
       b'\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff')

SCORE_PALETTE = (b'\xf8\x1f\x00\x00\xcey\xef\xff\xff\xff\xff\xff\xff\xff\xff\xff'
       b'\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff')

LIVES_PALETTE = (b'\xf8\x1f\x00\x00\xcey\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff'
       b'\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff')

# Using for button state
button_state = {
    "button_up": "up",
    "button_just_pressed": "just pressed",
    "button_still_pressed": "still pressed",
    "button_released": "released",
}