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#!/usr/bin/env python
import pygtk
pygtk.require( '2.0' )
import gtk
import os, signal
import Config
from Util.ThemeWidgets import *
from Util.CSoundClient import new_csound_client
from Util import ControlStream
from Util import NoteDB
from Util.NoteDB import Note
from miniTamTam.RythmGenerator import generator
from SubActivity import SubActivity
class Welcome(SubActivity):
def __init__(self, set_mode):
SubActivity.__init__(self, set_mode)
self.csnd = new_csound_client()
self.noteDB = NoteDB.NoteDB()
first = self.noteDB.addPage( -1, NoteDB.Page(4) )
self.tooltips = gtk.Tooltips()
actVBox = RoundVBox(fillcolor = Config.WS_BCK_COLOR, bordercolor = Config.WS_BCK_COLOR, radius = Config.PANEL_RADIUS)
actHBox = gtk.HBox()
for activity in ['mini','edit','synth']:
actBtnBox = RoundVBox(fillcolor = Config.WS_PANEL_COLOR, bordercolor = Config.WS_BCK_COLOR, radius = Config.PANEL_RADIUS)
actBtnBox.set_size_request(200,200)
actBtnBox.set_border_width(Config.PANEL_SPACING)
actBtn = ImageButton(Config.IMAGE_ROOT + activity +'Tam.png' , Config.IMAGE_ROOT + activity +'TamDown.png', Config.IMAGE_ROOT + activity +'TamOver.png' )
actBtn.connect('clicked', self.onActivityBtnClicked, activity)
actBtnBox.pack_start(actBtn,True,False,0)
actHBox.pack_start(actBtnBox,True,False,0)
if activity == 'mini':
self.tooltips.set_tip(actBtn,'TamTam Jam')
elif activity == 'edit':
self.tooltips.set_tip(actBtn,'TamTam Edit')
elif activity == 'synth':
self.tooltips.set_tip(actBtn,'TamTam SynthLab')
title = gtk.Image()
title.set_from_file(Config.IMAGE_ROOT + 'TamTam.png')
buttonBox = gtk.HBox()
loadButton = ImageButton(Config.IMAGE_ROOT + 'load.png')
loadButton.connect("clicked", self.handleLoad, None)
buttonBox.pack_start(loadButton, False, False, 275)
self.tooltips.set_tip(loadButton,'Load TamTamEdit song')
self.playMode = "TAM"
self.playStopButton = ImageToggleButton(Config.IMAGE_ROOT + 'miniplay.png', Config.IMAGE_ROOT + 'stop.png')
self.tooltips.set_tip(self.playStopButton,"Play loaded song")
self.playStopButton.connect('button-press-event' , self.handlePlayButton)
buttonBox.pack_start(self.playStopButton, False, False, 275)
actVBox.pack_start(actHBox,False,False, 200)
actVBox.pack_start(title,False,False, 0)
actVBox.pack_start(buttonBox, False, False, 100)
self.add(actVBox)
self.show_all()
self.activate_count = 0
def handleLoad(self, widget, data=None):
chooser = gtk.FileChooserDialog(
title='Load Tune',
action=gtk.FILE_CHOOSER_ACTION_OPEN,
buttons=(gtk.STOCK_CANCEL,gtk.RESPONSE_CANCEL,gtk.STOCK_OPEN,gtk.RESPONSE_OK))
filter = gtk.FileFilter()
filter.add_pattern('*.tam')
filter.add_pattern('*.ogg')
chooser.set_filter(filter)
chooser.set_current_folder(Config.TUNE_DIR)
for f in chooser.list_shortcut_folder_uris():
chooser.remove_shortcut_folder_uri(f)
if chooser.run() == gtk.RESPONSE_OK:
if self.playStopButton.get_active():
self.playStopButton.set_active( False )
filename = chooser.get_filename()
if filename[-4:] == ".ogg":
self.playMode = "OGG"
self.playFile = filename
else:
self.playMode = "TAM"
self.noteDB.deletePages( self.noteDB.pages.keys() )
ifile = open(chooser.get_filename(), 'r')
tuneStream = ControlStream.TamTamTable ( self.noteDB )
tuneStream.parseFile(ifile)
self.noteDB.deletePages( self.noteDB.tune[0:1])
numticks = 0
page_onset = {}
notes = []
for pid in self.noteDB.getTune():
page_onset[pid] = numticks
numticks += self.noteDB.getPage(pid).ticks
notes += self.noteDB.getNotesByPage( pid )
self.csnd.connect(True)
self.csnd.loopClear()
for n in notes:
self.csnd.loopPlay(n, 1)
self.csnd.loopUpdate(n, NoteDB.PARAMETER.ONSET, n.cs.onset + page_onset[n.page] , 1)
self.csnd.loopSetNumTicks( numticks )
self.csnd.loopSetTick( 0 )
self.csnd.setMasterVolume(float(tuneStream.masterVolume))
self.csnd.loopSetTempo(float(tuneStream.tempo))
for i in range(len(tuneStream.tracks_volume)):
self.csnd.setTrackVolume(float(tuneStream.tracks_volume[i]), i)
self.csnd.loopPause()
ifile.close()
chooser.destroy()
def handlePlayButton(self, widget, data):
if self.playMode == "OGG":
if widget.get_active() == True:
os.kill( self.playPID, signal.SIGKILL )
if self.csnd:
self.csnd.connect(True)
else:
if self.csnd:
self.csnd.connect(False)
self.playPID = os.spawnl( os.P_NOWAIT, "/usr/bin/gst-launch-0.10", "gst-launch-0.10", "filesrc", "location=/home/olpc/.sugar/default/tamtam/tunes/mysong.ogg", "!", "oggdemux", "!", "vorbisdec", "!", "audioconvert", "!", "osssink" )
else:
if widget.get_active() == True:
self.csnd.loopPause()
else:
self.csnd.loopSetTick( 0 )
self.csnd.loopStart()
def onActivityBtnClicked(self, widget, data):
widget.event( gtk.gdk.Event( gtk.gdk.LEAVE_NOTIFY ) ) # fake the leave event
self.set_mode(data)
def onActivate(self, arg):
def flatten(ll):
rval = []
for l in ll:
rval += l
return rval
if self.activate_count == 0:
i = 0
csnd = new_csound_client()
beat = 8
density = 0.8
regularity = 0.77
reverb = 0.2
for x in flatten( generator('drum3kit', beat, density, regularity, reverb) ):
n = Note(0, x.trackId, i, x)
i = i + 1
csnd.loopPlay(n,1) # add as active
csnd.loopSetNumTicks( beat * Config.TICKS_PER_BEAT)
csnd.loopSetTick(0)
csnd.loopStart()
self.activate_count = self.activate_count + 1
self.show_all()
def onDeactivate(self):
if self.playStopButton.get_active():
self.playStopButton.set_active(False)
if (self.activate_count == 1):
csnd = new_csound_client()
csnd.loopPause()
csnd.loopClear()
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