from musicxml import Tone
from config import FRAMERATE
-from config import BORDER
from config import FIRST_HUE
-from config import DEFAULT_MIDI_VELOCITY
+from config import MIDI_VELOCITY_RANGE
+from config import MIDI_PAN_RANGE
+from config import MIDI_VELOCITY_WRONG_NOTE_ATTN
from globals import BACKGROUND_LAYER
from globals import CURSOR_LAYER
from globals import PLAYING_MODES_DICT
-class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
+class PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
def __init__(self, synth, distinctNotes=[]) :
"""
distinctNotes : notes disctinctes présentes dans la chanson
triées du plus grave au plus aigu.
"""
- super(_PlayingScreenBase, self).__init__()
+ super(PlayingScreenBase, self).__init__()
self.synth = synth
self.distinctNotes = distinctNotes
self.keyboardLength = 0
""" création des espaces réservés pour
afficher les colonnes.
"""
- #ambitus = self.distinctNotes[-1].midi - self.distinctNotes[0].midi
- #if ambitus <= 12 :
- # self.keyboardLength = 8
- #else :
- # self.keyboardLength = 11
self.keyboardLength = len(self.distinctNotes)
screen = pygame.display.get_surface()
- # taille de la zone d'affichage utile (bordure autour)
- dispWidth = screen.get_width() - 2 * BORDER
- dispHeight = screen.get_height() - 2 * BORDER
+ self.dispWidth = dispWidth = screen.get_width()
+ self.dispHeight = dispHeight = screen.get_height()
columnWidth = int(round(float(dispWidth) / self.keyboardLength))
rects = []
for i in range(self.keyboardLength) :
- upperLeftCorner = (i*columnWidth + BORDER, BORDER)
+ upperLeftCorner = (i*columnWidth, 0)
rect = pygame.Rect(upperLeftCorner, (columnWidth, dispHeight))
rects.append(rect)
for i, rect in enumerate(self.keyboardRects) :
hue = FIRST_HUE - hueStep * i
tone = self.distinctNotes[i]
- atBorder = False
- if i == 0 :
- atBorder = 'left'
- elif i == self.keyboardLength -1 :
- atBorder = 'right'
- c = Column(self, hue, rect, tone, atBorder)
+ c = Column(self, i, hue, rect, tone)
self.add(c, layer=BACKGROUND_LAYER)
self.columns[tone.midi] = c
@event_handler(pygame.KEYDOWN)
def handleKeyDown(self, event) :
- if event.key == pygame.K_q:
+ if event.key == pygame.K_q or event.unicode == u'q':
self.stop()
@event_handler(pygame.MOUSEBUTTONDOWN)
# parce qu'il s'agit du curseur
for col in reversed(self.sprites()[:-1]) :
if col.rect.collidepoint(*event.pos):
- self.raiseColDown(col)
+ self.raiseColDown(col, event)
break
@event_handler(pygame.MOUSEBUTTONUP)
def onMouseUp(self, event) :
for col in reversed(self.sprites()[:-1]) :
if col.rect.collidepoint(*event.pos) :
- self.raiseColUp(col)
+ self.raiseColUp(col, event)
break
@event_handler(pygame.MOUSEMOTION)
def onMouseMove(self, event) :
for col in reversed(self.sprites()[:-1]) :
if col.rect.collidepoint(*event.pos) :
- self.raiseColOver(col)
+ self.raiseColOver(col, event)
break
- def raiseColDown(self, col) :
- evt = pygame.event.Event(events.COLDOWN, column=col)
+ def raiseColDown(self, col, mouseEvent) :
+ evt = pygame.event.Event(events.COLDOWN, column=col, pos=mouseEvent.pos)
pygame.event.post(evt)
- def raiseColUp(self, col) :
- evt = pygame.event.Event(events.COLUP, column=col)
+ def raiseColUp(self, col, mouseEvent) :
+ evt = pygame.event.Event(events.COLUP, column=col, pos=mouseEvent.pos)
pygame.event.post(evt)
- def raiseColOver(self, col) :
- evt = pygame.event.Event(events.COLOVER, column=col)
+ def raiseColOver(self, col, mouseEvent) :
+ evt = pygame.event.Event(events.COLOVER, column=col, pos=mouseEvent.pos, mouseEvent=mouseEvent)
pygame.event.post(evt)
-
+
+ def getVelocity(self, pos) :
+ vel = (float(self.dispWidth) - pos[1]) / self.dispWidth
+ vel = int(vel * (MIDI_VELOCITY_RANGE[1] - MIDI_VELOCITY_RANGE[0])) + MIDI_VELOCITY_RANGE[0]
+ return vel
-class PlayingScreen(_PlayingScreenBase) :
+ def getPan(self, index) :
+ pan = float(index) / (self.keyboardLength -1)
+ pan = int(pan * (MIDI_PAN_RANGE[1] - MIDI_PAN_RANGE[0])) + MIDI_PAN_RANGE[0]
+ return pan
+
+ def playnote(self, col, pos, vel=None) :
+ pan = self.getPan(col.index)
+ self.synth.cc(0, 10, pan)
+ vel = vel or self.getVelocity(pos)
+ self.synth.noteon(0, col.tone.midi, vel)
+
+class PlayingScreen(PlayingScreenBase) :
"fenêtre de jeu pour improvisation"
scale = [55, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72]
@event_handler(events.NOTEON)
def noteon(self, evt) :
tone = evt.tone
- self.synth.noteon(0, tone.midi, DEFAULT_MIDI_VELOCITY)
+ self.synth.noteon(0, tone.midi, 96)
@event_handler(events.NOTEOFF)
def noteoff(self, evt) :
self.synth.noteoff(0, tone.midi)
-class SongPlayingScreen(_PlayingScreenBase) :
+class SongPlayingScreen(PlayingScreenBase) :
- def __init__(self, synth, song, mode=PLAYING_MODES_DICT['EASY']) :
+ def __init__(self, synth, song, mode=PLAYING_MODES_DICT['NORMAL']) :
super(SongPlayingScreen, self).__init__(synth, song.distinctNotes)
self.song = song
self.quarterNoteDuration = song.quarterNoteDuration
self.currentColumn = None
self.noteIterator = self.song.iterNotes()
self.displayNext()
- if mode == PLAYING_MODES_DICT['NORMAL'] :
+ self._plugListeners(mode)
+
+ def _plugListeners(self, mode) :
+ "initialisation des gestionnaires d'événements en fonction du mode"
+
+ if mode == PLAYING_MODES_DICT['BEGINNER'] :
+ EventDispatcher.addEventListener(events.COLOVER, self.handleBeginnerColumnOver)
+
+ elif mode == PLAYING_MODES_DICT['EASY'] :
+ EventDispatcher.addEventListener(events.COLDOWN, self.handleEasyColumnDown)
+ EventDispatcher.addEventListener(events.COLOVER, self.handleEasyColumnOver)
+
+ elif mode == PLAYING_MODES_DICT['NORMAL'] :
+ EventDispatcher.addEventListener(events.COLOVER, self.handleNormalColumnOver)
EventDispatcher.addEventListener(events.COLDOWN, self.handleColumnDown)
EventDispatcher.addEventListener(events.COLUP, self.handleColumnUp)
- elif mode == PLAYING_MODES_DICT['EASY'] :
- EventDispatcher.addEventListener(events.COLOVER, self.handleColumnOver)
+
+ elif mode == PLAYING_MODES_DICT['ADVANCED'] :
+ EventDispatcher.addEventListener(events.COLDOWN, self.handleColumnDown)
+ EventDispatcher.addEventListener(events.COLUP, self.handleColumnUp)
+
+ elif mode == PLAYING_MODES_DICT['EXPERT'] :
+ EventDispatcher.addEventListener(events.COLDOWN, self.handleExpertColumnDown)
+ EventDispatcher.addEventListener(events.COLUP, self.handleExpertColumnUp)
+
+ # --- HID listeners ---
+ def handleBeginnerColumnOver(self, event) :
+ col = event.column
+ if col.state and not self.currentNotePlayed :
+ self.playnote(col, event.pos)
+ SongPlayingScreen.setNoteTimeout(
+ int(self.currentNote.duration * \
+ self.quarterNoteDuration)
+ )
+ self.currentNotePlayed = True
+
+ def handleEasyColumnOver(self, event) :
+ col = event.column
+ if col.state and \
+ any(event.mouseEvent.buttons) and \
+ not self.currentNotePlayed :
+ self.playnote(col, event.pos)
+ SongPlayingScreen.setNoteTimeout(
+ int(self.currentNote.duration * \
+ self.quarterNoteDuration)
+ )
+ self.currentNotePlayed = True
+
- def displayNext(self, event=None) :
- if self.currentColumn:
- self.currentColumn.update(False)
- note, verseIndex = self.noteIterator.next()
- syllabus = note.lyrics[verseIndex].syllabus()
- column = self.columns[note.midi]
- column.update(True, syllabus)
- self.currentColumn = column
- self.currentNote = note
- self.currentNotePlayed = False
-
+ def handleNormalColumnOver(self, event) :
+ col = event.column
+ if col.state and \
+ any(event.mouseEvent.buttons) and \
+ not self.currentNotePlayed :
+ self.playnote(col, event.pos)
+ self.currentNotePlayed = True
+
def handleColumnDown(self, event) :
col = event.column
if col.state:
- self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY)
+ self.playnote(col, event.pos)
self.currentNotePlayed = True
- def handleColumnUp(self, event) :
- if self.currentNotePlayed :
- self.synth.noteoff(0, self.currentColumn.tone.midi)
- self.displayNext()
-
- def handleColumnOver(self, event) :
+ def handleEasyColumnDown(self, event) :
col = event.column
- if col.state and not self.currentNotePlayed :
- self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY)
+ if col.state and \
+ not self.currentNotePlayed :
+ self.playnote(col, event.pos)
SongPlayingScreen.setNoteTimeout(
int(self.currentNote.duration * \
self.quarterNoteDuration)
)
self.currentNotePlayed = True
+
+
+ def handleExpertColumnDown(self, event) :
+ col = event.column
+ if col.state :
+ self.playnote(col, event.pos)
+ self.currentNotePlayed = True
+ else :
+ vel = self.getVelocity(event.pos) * MIDI_VELOCITY_WRONG_NOTE_ATTN
+ vel = int(vel)
+ self.playnote(col, event.pos, vel=vel)
+ self.alternateColumn = col
+ self.currentNotePlayed = False
+
+ def handleColumnUp(self, event) :
+ if self.currentNotePlayed :
+ self.synth.noteoff(0, self.currentColumn.tone.midi)
+ self.displayNext()
+
+ def handleExpertColumnUp(self, event) :
+ if self.currentNotePlayed :
+ self.synth.noteoff(0, self.currentColumn.tone.midi)
+ self.displayNext()
+ else :
+ self.synth.noteoff(0, self.alternateColumn.tone.midi)
+
+ # --- End HID listeners ---
+
+
+ def displayNext(self, event=None) :
+ if self.currentColumn:
+ self.currentColumn.update(False)
+ note, verseIndex = self.noteIterator.next()
+ syllabus = note.lyrics[verseIndex].syllabus()
+ column = self.columns[note.midi]
+ column.update(True, syllabus)
+ self.currentColumn = column
+ self.currentNote = note
+ self.currentNotePlayed = False
@event_handler(events.NOTEEND)
def clearTimeOutAndDisplayNext(self, evt) :
def stop(self) :
pygame.time.set_timer(events.NOTEEND, 0)
super(SongPlayingScreen, self).stop()
-
+
+
\ No newline at end of file
projects / minwii.git / blobdiff