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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#------------------------------------------------------------------------------
# Copyright 2008-2009 : François Sénéquier
# Email : francois.senequier@netcourrier.com
# This file is part of 'Theorie'.
#
# 'Theorie' 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
# any later version.
#
# 'Theorie' 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 'Theorie'. If not, see <http://www.gnu.org/licenses/>.
#------------------------------------------------------------------------------
from modele import *
from commun import *
from observable import *
from canvas_piano import *
import jouer_notes
from gettext import gettext as _
#------------------------------------------------------------------------------
class ComposantNotes(Observable):
def getNom(self):
return TXT_ONG_NOT
def getContainer(self):
return self.container
def getNotes(self):
return self.notes
def __jouer(self, widget, data):
if self.notes != None and self.notes.strip() != "":
lis = self.notes.split()
lis = map(lambda e: Son(e), lis)
jouer_notes.jouerNotesSEQ(lis, 600)
def __keyPress(self, widget, event):
key = gtk.gdk.keyval_name(event.keyval)
if key in ['KP_Home', 'KP_End']:
if widget == self.texteNOT:
# jeu des notes
self.__jouer(None, None)
return True
elif widget in self.listeNOT:
# selection d'une note
active = widget.get_active()
widget.set_active(not active)
return True
return False
def __gerer(self, widget, data):
tracer("ComposantNotes", "__gerer")
txt = " "
ens = " "
oct = 0
ref = LISTE_NOMS_NOTES[0]
lis = range(len(self.listeNOT))
for ind in lis:
obj = self.listeNOT[ind]
nom = obj.get_label()
if cmp(nom, ref) == 0 and ind > 0:
oct += 1
if obj.get_active():
txt += "%s " %(nom)
ens += "%s%d " %(nom, oct)
if txt.strip() == "":
txt = " "
self.texteNOT.set_label(txt)
self.notes = ens
self.notifyObservers(ens)
def __renommer(self, widget, data):
debNOT = self.comboTRS.get_active()
lisBUT = self.listeNOT
assert len(lisBUT) == NOMBRE_NOTES_OCTAVE
lin = range(NOMBRE_NOTES_OCTAVE)
lis = map(lambda e : (e + debNOT) % NOMBRE_NOTES_OCTAVE, lin)
for ind in lin:
lisBUT[ind].set_label(LISTE_NOMS_NOTES[lis[ind]])
self.__gerer(widget, data)
def __init_components(self):
# definition de la liste des boutons
self.listeNOT = []
for txt in LISTE_NOMS_NOTES:
obj = definirToggleButton(txt)
obj.set_active(False)
self.listeNOT.append(obj)
labelNOT = definirLabel(TXT_NOT + " : ")
self.texteNOT = definirButton(" ")
# TRANS: In music transposition refers to the process, or
# operation, of moving a collection of notes (pitches or pitch
# classes) up or down in pitch by a constant interval.
# -- http://en.wikipedia.org/wiki/Transposition_(music)
labelTRS, self.comboTRS = definirLabelCombo(_("Transposition"), LISTE_NOMS_NOTES)
tlbNOT = definirHBOX(self.listeNOT, True, True)
tlbNOT = definirTOOLBAR([tlbNOT])
tlbTRS = definirTOOLBAR([labelTRS, self.comboTRS])
tlbENS = definirTOOLBAR([labelNOT, self.texteNOT])
lig1 = definirHBOX([tlbNOT, tlbTRS], True, True)
lig2 = definirHBOX([tlbENS])
self.container = definirVBOX([lig1, lig2], False, False)
def __init_events(self):
# association des evenement des boutons a une methode
self.hNOT = map(lambda e:e.connect("toggled", self.__gerer, None), self.listeNOT)
self.hNKP = map(lambda e:e.connect("key-press-event", self.__keyPress), self.listeNOT)
# transposition des notes
self.hCLN = self.comboTRS.connect("changed", self.__renommer, None)
# le jeu des notes est declanche soit par clic, soit par clavier
self.hJOU = self.texteNOT.connect("clicked" , self.__jouer, None)
self.hKJN = self.texteNOT.connect("key-press-event", self.__keyPress)
def __init__(self):
Observable.__init__(self)
self.notes = ""
self.__init_components()
self.__init_events()
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