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#!/usr/bin/env python3
"""Compiles themes for wasp-os"""
from argparse import ArgumentParser, RawTextHelpFormatter
from importlib import import_module
from typing import Tuple
class DefaultTheme():
"""This represents the default theme.
Import this file and extend the Theme class, only changing the variables.
Export the resulting class as 'Theme'.
serialize() should NEVER be overriden!
"""
BLE_COLOR = 0x7bef
SCROLL_INDICATOR_COLOR = 0x7bef
BATTERY_COLOR = 0x7bef
SMALL_CLOCK_COLOR = 0xe73c
NOTIFICATION_COLOR = 0x7bef
BRIGHT = 0xffff
MID = 0xbdb6
UI = 0x39ff
SPOT1 = 0xff00
SPOT2 = 0xddd0
CONTRAST = 15
def serialize(self) -> bytes:
"""Serializes the theme for use in wasp-os"""
def split_bytes(x: int) -> Tuple[int, int]:
return ((x >> 8) & 0xFF, x & 0xFF)
theme_bytes = bytes([
*split_bytes(self.BLE_COLOR),
*split_bytes(self.SCROLL_INDICATOR_COLOR),
*split_bytes(self.BATTERY_COLOR),
*split_bytes(self.SMALL_CLOCK_COLOR),
*split_bytes(self.NOTIFICATION_COLOR),
*split_bytes(self.BRIGHT),
*split_bytes(self.MID),
*split_bytes(self.UI),
*split_bytes(self.SPOT1),
*split_bytes(self.SPOT2),
*split_bytes(self.CONTRAST)
])
return theme_bytes
if __name__ == '__main__':
parser = ArgumentParser(
description='''Compiles themes into a format understood by wasp-os.
For the theme to take effect, the resulting string should be put in main.py
like this:
theme_string = THEME_STRING_GOES_HERE
''',
epilog=''' To create a theme, import this file and extend the
DefaultTheme class, only changing the variables.
Export the resulting class as 'Theme'.
Example:
--------
theme.py:
from themer import DefaultTheme
class Theme(DefaultTheme):
BLE_ICON_COLOR = 0x041F
shell:
# NOTE: do not include .py at end of file!
$ ./themer.py theme
> b'\\xef{\\xef{\\xef{<\\xe7\\xef{\\xb6\\xb5\\xb6\\xbd\\xff\\xff\\xff9'
main.py:
...
wasp.system.set_theme(
b'\\xef{\\xef{\\xef{<\\xe7\\xef{\\xb6\\xb5\\xb6\\xbd\\xff\\xff\\xff9')
...
''',
formatter_class=RawTextHelpFormatter
)
parser.add_argument('input_file', type=str, nargs=1)
args = parser.parse_args()
theme = DefaultTheme()
theme = import_module(args.input_file[0]).Theme()
print(theme.serialize())
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