X-Git-Url: https://scm.cri.ensmp.fr/git/minwii.git/blobdiff_plain/8a421d33328f7dd6d6bff38cc04f53cdf25de3a9..46f3ffd7fdde386f41020171b5733e55a8e64a85:/src/app/widgets/playingscreen.py?ds=inline diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py deleted file mode 100755 index 77a17a7..0000000 --- a/src/app/widgets/playingscreen.py +++ /dev/null @@ -1,288 +0,0 @@ -# -*- coding: utf-8 -*- -""" -Écran de jeu MinWii : -bandes arc-en-ciel représentant un clavier. - -$Id$ -$URL$ -""" -import pygame -from cursors import WarpingCursor -from column import Column -import events -from eventutils import event_handler, EventDispatcher, EventHandlerMixin -import types -from musicxml import Tone - -from config import FRAMERATE -from config import FIRST_HUE -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) : - - def __init__(self, synth, distinctNotes=[]) : - """ - distinctNotes : notes disctinctes présentes dans la chanson - triées du plus grave au plus aigu. - """ - super(PlayingScreenBase, self).__init__() - self.synth = synth - self.distinctNotes = distinctNotes - self.keyboardLength = 0 - self.keyboardRects = [] - self.cursor = None - self._initRects() - self.columns = {} - self._initColumns() - self._running = False - self.draw(pygame.display.get_surface()) - self._initCursor() - - def _initRects(self) : - """ création des espaces réservés pour - afficher les colonnes. - """ - self.keyboardLength = len(self.distinctNotes) - - screen = pygame.display.get_surface() - - 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, 0) - rect = pygame.Rect(upperLeftCorner, (columnWidth, dispHeight)) - rects.append(rect) - - self.keyboardRects = rects - - def _initColumns(self) : - - hueStep = FIRST_HUE / (self.keyboardLength - 1) - for i, rect in enumerate(self.keyboardRects) : - hue = FIRST_HUE - hueStep * i - tone = self.distinctNotes[i] - c = Column(self, i, hue, rect, tone) - self.add(c, layer=BACKGROUND_LAYER) - self.columns[tone.midi] = c - - - def _initCursor(self) : - self.cursor = WarpingCursor(blinkMode=True) - self.add(self.cursor, layer=CURSOR_LAYER) - - def run(self): - self._running = True - clock = pygame.time.Clock() - pygame.display.flip() - pygame.mouse.set_visible(False) - while self._running : - EventDispatcher.dispatchEvents() - dirty = self.draw(pygame.display.get_surface()) - pygame.display.update(dirty) - clock.tick(FRAMERATE) - - def stop(self) : - self._running = False - self.synth.system_reset() - pygame.mouse.set_visible(True) - self.cursor._stopBlink() - - @event_handler(pygame.KEYDOWN) - def handleKeyDown(self, event) : - if event.key == pygame.K_q or event.unicode == u'q': - self.stop() - - @event_handler(pygame.MOUSEBUTTONDOWN) - def onMouseDown(self, event) : - # TODO à cleaner : on vire le dernier élément - # parce qu'il s'agit du curseur - for col in reversed(self.sprites()[:-1]) : - if col.rect.collidepoint(*event.pos): - 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, 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, event) - break - - def raiseColDown(self, col, mouseEvent) : - evt = pygame.event.Event(events.COLDOWN, column=col, pos=mouseEvent.pos) - pygame.event.post(evt) - - def raiseColUp(self, col, mouseEvent) : - evt = pygame.event.Event(events.COLUP, column=col, pos=mouseEvent.pos) - pygame.event.post(evt) - - 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 - - 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] - - def __init__(self, synth) : - distinctNotes = [] - for midi in self.scale : - tone = Tone(midi) - distinctNotes.append(tone) - - super(PlayingScreen, self).__init__(synth, distinctNotes) - - @event_handler(events.NOTEON) - def noteon(self, evt) : - tone = evt.tone - self.synth.noteon(0, tone.midi, 96) - - @event_handler(events.NOTEOFF) - def noteoff(self, evt) : - tone = evt.tone - self.synth.noteoff(0, tone.midi) - - -class SongPlayingScreen(PlayingScreenBase) : - - 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() - self._plugListeners(mode) - - def _plugListeners(self, mode) : - "initialisation des gestionnaires d'événements en fonction du mode" - - if mode == PLAYING_MODES_DICT['EASY'] : - 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['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 handleEasyColumnOver(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 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.playnote(col, event.pos) - 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) : - pygame.time.set_timer(evt.type, 0) - self.synth.noteoff(0, self.currentNote.midi) - self.displayNext() - - @staticmethod - def setNoteTimeout(delay) : - pygame.time.set_timer(events.NOTEEND, delay) - - def stop(self) : - pygame.time.set_timer(events.NOTEEND, 0) - super(SongPlayingScreen, self).stop() - - \ No newline at end of file