Files
LedD/ledd/stripe.py
Giovanni Harting 7e421bc676 moved class stripe to another file
renamed decorator
2015-08-28 02:44:21 +02:00

65 lines
2.3 KiB
Python

# LEDD Project
# Copyright (C) 2015 LEDD Team
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from colour import Color
class Stripe:
"""
A stripe is the smallest controllable unit.
"""
def __init__(self, controller, name, rgb, channels, sid=-1, from_db=False):
self.controller = controller
self.name = name
self.rgb = bool(rgb)
self.channels = channels
self.id = sid
self._color = Color()
self.gamma_correct = (2.8, 2.8, 2.8) # TODO: add to DB
self.read_color()
if not from_db:
self.save_to_db()
def save_to_db(self):
cur = self.controller.db.cursor()
if self.id == -1:
cur.execute("INSERT INTO stripes DEFAULT VALUES")
self.id = cur.lastrowid
cur.execute(
"UPDATE stripes SET channel_r = ?, channel_g = ?, channel_b = ?,controller_id = ?, name = ? WHERE id = ?",
self.channels + [self.controller.id, self.name, self.id])
cur.close()
self.controller.db.commit()
def read_color(self):
self._color.rgb = [self.controller.get_channel(channel) ** (1 / 2.8) for channel in self.channels]
@classmethod
def from_db(cls, controller, row):
return cls(controller, name=row["name"], rgb=row["rgb"],
channels=(row["channel_r"], row["channel_g"], row["channel_b"]), sid=row["id"], from_db=True)
def set_color(self, c):
self._color = c
for channel, gamma_correct, value in zip(self.channels, self.gamma_correct, c.rgb):
self.controller.set_channel(channel, value ** gamma_correct)
def get_color(self):
return self._color
color = property(get_color, set_color)