scripts/modules.d/001-Powermate-Visualizer.py

    #***
  #*********************************************************************
#*************************************************************************
#*** 
#*** GizmoDaemon Config Script
#***    Powermate Visualization config
#***
#*****************************************
  #*****************************************
    #***

"""

  Copyright (c) 2007, Gizmo Daemon Team
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at 

        http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and 
  limitations under the License. 
  
"""

############################
# Imports
##########################

from GizmoDaemon import *
from GizmoDeviceStrings import *
from VisualizerDefault import *
import sys

ENABLED = True
VERSION_NEEDED = 3.1

############################
# PowermateVisualizer Class definition
##########################

class PowermateVisualizer(VisualizerDefault):
        """
        Powermate Visualization Handler
        """
        
        ############################
        # Public Functions
        ##########################

        def applyVisualizationCPUUsage(self, Event):
                """
                Set the Powermates' LEDs to the current system CPU Usage
                """
                
                Count = 0
                for Powermate in Gizmod.Powermates:
                        if Count >= Event.NumCPUs:
                                Count = 0
                        else:
                                Count += 1
                        Powermate.LEDPercent = Event.getCPUUsageAvg(Count)
                
        def applyVisualizationVolume(self):
                """
                Set the Powermates' LEDs to the Default playback volume mixer's level
                """

                # make sure there's a mixer available           
                if not Gizmod.DefaultMixerVolume or not Gizmod.DefaultMixerSwitch:
                        return
                        
                # update the Powermates' LEDs
                if Gizmod.DefaultMixerSwitch.SwitchPlayback:
                        # if not muted set LED to volume level
                        for Powermate in Gizmod.Powermates:
                                Powermate.LEDPercent = Gizmod.DefaultMixerVolume.VolumePlaybackPercent  
                else:
                        # if muted pulse the led
                        for Powermate in Gizmod.Powermates:
                                Powermate.pulseLED(255, 257, 2)
                        
        def applyVisualizationSound(self, Event):
                """
                Set the Powermates' LEDs to the sound level
                """
                
                if len(Gizmod.Powermates) == 1:
                        Gizmod.Powermates[0].LEDPercent = Event.VUCombined * 100.0
                else:
                        Gizmod.Powermates[0].LEDPercent = Event.VULeft * 100.0
                        Gizmod.Powermates[1].LEDPercent = Event.VURight * 100.0

        ############################
        # Private Functions
        ##########################
        
        def __init__(self):
                """ 
                Default Constructor
                """
                
                # call base constructor
                VisualizerDefault.__init__(self)

                # print informative text                
                Gizmod.printNiceScriptInit(1, self.__class__.__name__, self.__class__.__doc__, str(len(Gizmod.Powermates)) + " Powermates")

############################
# PowermateVisualization class end
##########################

# register the user script
if ENABLED:
        if not Gizmod.checkVersion(VERSION_NEEDED, False):
                Gizmod.printNiceScriptInit(1, " * PowermateVisualizer", "NOT LOADED", "Version Needed: " + str(VERSION_NEEDED))
        else:
                Gizmod.Dispatcher.userScripts.append(PowermateVisualizer())

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