X-Git-Url: https://scm.cri.mines-paristech.fr/git/minwii.git/blobdiff_plain/a949d504ea9d83f36063583f9b2bd9f2f24b7b3f..c1cf9353fbc403b2b446ba315e7bc84c4ac71ded:/src/app/widgets/playingscreen.py diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py index 1a014e7..8ded80d 100755 --- a/src/app/widgets/playingscreen.py +++ b/src/app/widgets/playingscreen.py @@ -7,58 +7,53 @@ $Id$ $URL$ """ import pygame -from colorsys import hls_to_rgb -from gradients import gradients from cursors import WarpingCursor +from column import Column import events from eventutils import event_handler, EventDispatcher, EventHandlerMixin -from math import floor import types from musicxml import Tone -import fluidsynth from config import FRAMERATE from config import BORDER from config import FIRST_HUE -from config import OFF_LUMINANCE -from config import OFF_SATURATION -from config import ON_TOP_LUMINANCE -from config import ON_BOTTOM_LUMINANCE -from config import ON_SATURATION -from config import ON_COLUMN_OVERSIZING -from config import ON_COLUMN_ALPHA -from config import FONT -from config import FONT_COLOR +from config import DEFAULT_MIDI_VELOCITY + +from globals import BACKGROUND_LAYER +from globals import CURSOR_LAYER +from globals import PLAYING_MODES class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) : - def __init__(self, distinctNotes=[]) : + 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. """ - ambitus = self.distinctNotes[-1].midi - self.distinctNotes[0].midi - if ambitus <= 12 : - self.keyboardLength = 8 - else : - self.keyboardLength = 11 + #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() @@ -83,147 +78,79 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) : hue = FIRST_HUE - hueStep * i tone = self.distinctNotes[i] c = Column(self, hue, rect, tone) - self.add(c, layer=0) + self.add(c, layer=BACKGROUND_LAYER) + self.columns[tone.midi] = c + def _initCursor(self) : self.cursor = WarpingCursor(blinkMode=True) - self.add(self.cursor, layer=2) + 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) + pygame.mouse.set_visible(True) + self.cursor._stopBlink() + @event_handler(pygame.KEYDOWN) def handleKeyDown(self, event) : if event.key == pygame.K_q: self._running = False - - - @event_handler(pygame.MOUSEMOTION) - def handleMouseMotion(self, event) : - pass class PlayingScreen(_PlayingScreenBase) : "fenêtre de jeu pour improvisation" + scale = [55, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72] - def __init__(self) : + def __init__(self, synth) : distinctNotes = [] for midi in self.scale : tone = Tone(midi) distinctNotes.append(tone) - super(PlayingScreen, self).__init__(distinctNotes) - - #cracra code - soundFont = '/Users/pinbe/dev/minwii/fluid-soundfont-3.1/FluidR3_GM.sf2' - bank = preset = 0 - - self.fs = fs = fluidsynth.Synth() - fs.start() - self.fsid = fsid = fs.sfload(soundFont) - fs.program_select(0, fsid, bank, preset) - - def __del__(self) : - self.fs.delete() - + super(PlayingScreen, self).__init__(synth, distinctNotes) + @event_handler(events.NOTEON) def noteon(self, evt) : tone = evt.tone - self.fs.noteon(0, tone.midi, 64) + self.synth.noteon(0, tone.midi, DEFAULT_MIDI_VELOCITY) @event_handler(events.NOTEOFF) def noteoff(self, evt) : tone = evt.tone - self.fs.noteoff(0, tone.midi) + self.synth.noteoff(0, tone.midi) - class SongPlayingScreen(_PlayingScreenBase) : - def __init__(self, song) : - super(SongPlayingScreen, self).__init__(song.distinctNotes) + def __init__(self, synth, song, mode=PLAYING_MODES['NORMAL']) : + super(SongPlayingScreen, self).__init__(synth, song.distinctNotes) self.song = song - -class SongPlayingScreenTest(_PlayingScreenBase) : - def __init__(self) : - class C:pass - o = C() - o.midi=1 - super(SongPlayingScreenTest, self).__init__([o]) + self.noteIterator = self.song.iterNotes() + self.play() - -class Column(pygame.sprite.DirtySprite, EventHandlerMixin) : + def play(self) : + note, verseIndex = self.noteIterator.next() + syllabus = note.lyrics[verseIndex].syllabus() + column = self.columns[note.midi] + column.update(True, syllabus) - def __init__(self, group, hue, rect, tone) : - pygame.sprite.DirtySprite.__init__(self, group) - self.tone = tone - toneName = FONT.render(tone.nom, True, (0,0,0)) - sur = pygame.surface.Surface(rect.size) - rgba = hls_to_rgba_8bits(hue, OFF_LUMINANCE, OFF_SATURATION) - sur.fill(rgba) - w, h = rect.w, rect.h - tw, th, = toneName.get_size() - toneRect = pygame.Rect(((w - tw) / 2, h - th), (tw, th)) - sur.blit(toneName, toneRect) - self.stateOff = sur - self.rectOff = rect - - topRgba = hls_to_rgba_8bits(hue, ON_TOP_LUMINANCE, ON_SATURATION, ON_COLUMN_ALPHA) - bottomRgba = hls_to_rgba_8bits(hue, ON_BOTTOM_LUMINANCE, ON_SATURATION, ON_COLUMN_ALPHA) - onWidth = rect.width * ON_COLUMN_OVERSIZING - onLeft = rect.centerx - onWidth / 2 - rectOn = pygame.Rect((onLeft, 0), - (onWidth, rect.height)) - self.stateOn = gradients.vertical(rectOn.size, topRgba, bottomRgba) - w, h = rectOn.w, rectOn.h - toneRect = pygame.Rect(((w - tw) / 2, h - th), (tw, th)) - self.stateOn.blit(toneName, toneRect) - self.rectOn = rectOn - - self.image = self.stateOff - self.rect = rect - def update(self, state) : - group = self.groups()[0] - if state : - group.change_layer(self, 1) - self.image = self.stateOn - self.rect = self.rectOn - else : - group.change_layer(self, 0) - self.image = self.stateOff - self.rect = self.rectOff - - @event_handler(pygame.MOUSEBUTTONDOWN) - def onMouseDown(self, event) : - if self.rect.collidepoint(*event.pos) : - self.update(True) - self.raiseNoteOn() - - @event_handler(pygame.MOUSEBUTTONUP) - def onMouseUp(self, event) : - self.update(False) - self.raiseNoteOff() - - def raiseNoteOn(self) : - evt = pygame.event.Event(events.NOTEON, tone=self.tone) - pygame.event.post(evt) - - def raiseNoteOff(self) : - evt = pygame.event.Event(events.NOTEOFF, tone=self.tone) - pygame.event.post(evt) - + @event_handler(events.NOTEON) + def noteon(self, evt) : + tone = evt.tone + self.synth.noteon(0, tone.midi, DEFAULT_MIDI_VELOCITY) - -def hls_to_rgba_8bits(h, l, s, a=1) : - #convert to rgb ranging from 0 to 255 - rgba = [floor(255 * i) for i in hls_to_rgb(h, l, s) + (a,)] - return tuple(rgba) + @event_handler(events.NOTEOFF) + def noteoff(self, evt) : + tone = evt.tone + self.synth.noteoff(0, tone.midi)