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lcdmanager.py
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lcdmanager.py
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#!/usr/bin/env python
#
# Copyright 2013 - Xavier Berger - http://rpi-experiences.blogspot.fr/
#
# 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/>.
#
###########################################################################
#
#
#
###########################################################################
import pcd8544.lcd as lcd
#import fakelib as lcd
class Singleton(object):
class __Singleton:
def __init__(self):
self.contrast = 0xaa
self.brightness = 256
def lightup(self):
self.brightness +=16
lcd.set_brightness(self.brightness)
def lightdown(self):
self.brightness -=16
lcd.set_brightness(self.brightness)
def contrastup(self):
self.contrast +=1
lcd.set_contrast(self.contrast)
def contrastdown(self):
self.contrast -=1
lcd.set_contrast(self.contrast)
instance = None
def __new__(c):
if not Singleton.instance:
Singleton.instance = Singleton.__Singleton()
return Singleton.instance
def lightup():
singleton = Singleton()
return singleton.lightup()
def lightdown():
singleton = Singleton()
return singleton.lightdown()
def contrastup():
singleton = Singleton()
return singleton.contrastup()
def contrastdown():
singleton = Singleton()
return singleton.contrastdown()
if __name__ == '__main__':
print "No test defind for this module"
pass