X-Git-Url: https://svn.cri.ensmp.fr/git/minwii.git/blobdiff_plain/cd9c8148f1d4c6ea534b92bef5fd97bcc1afb0b2..ccd80f6896303234addbb0f619335b6e59df7746:/src/app/widgets/playingscreen.py?ds=sidebyside diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py index a9b62d2..9f84ee5 100755 --- a/src/app/widgets/playingscreen.py +++ b/src/app/widgets/playingscreen.py @@ -7,45 +7,53 @@ $Id$ $URL$ """ import pygame -from colorsys import hls_to_rgb -from gradients import gradients -from math import floor -# TODO : positionner cette constance en fonction de la résolution d'affichage -# externaliser la conf. -BORDER = 5 # 5px -FIRST_HUE = 0.6 -OFF_LUMINANCE = 0.2 -OFF_SATURATION = 1 -ON_TOP_LUMINANCE = 0.6 -ON_BOTTOM_LUMINANCE = 0.9 -ON_SATURATION = 1 -ON_COLUMN_OVERSIZING = 1.5 +from cursors import WarpingCursor +from column import Column +import events +from eventutils import event_handler, EventDispatcher, EventHandlerMixin +import types +from musicxml import Tone -class _PlayingScreenBase(pygame.sprite.OrderedUpdates) : - def __init__(self, distinctNotes=[]) : +from config import FRAMERATE +from config import BORDER +from config import FIRST_HUE +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, 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() @@ -68,77 +76,86 @@ class _PlayingScreenBase(pygame.sprite.OrderedUpdates) : hueStep = FIRST_HUE / (self.keyboardLength - 1) for i, rect in enumerate(self.keyboardRects) : hue = FIRST_HUE - hueStep * i - print hue - c = Column(hue, rect) - self.add(c) - + tone = self.distinctNotes[i] + c = Column(self, hue, rect, tone) + self.add(c, layer=BACKGROUND_LAYER) + self.columns[tone.midi] = c - def highlightColumn(self, index) : - for i, sprite in enumerate(self.sprites()) : - sprite.update(i==index) - self.draw(pygame.display.get_surface()) + 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 : - pygame.display.flip() - events = pygame.event.get() - for event in events: - self.input(event) - + EventDispatcher.dispatchEvents() + dirty = self.draw(pygame.display.get_surface()) + pygame.display.update(dirty) + clock.tick(FRAMERATE) -class SongPlayingScreen(_PlayingScreenBase) : + 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 + + +class PlayingScreen(_PlayingScreenBase) : + "fenêtre de jeu pour improvisation" - def __init__(self, song) : - super(SongPlayingScreen, self).__init__(song.distinctNotes) - self.song = song + scale = [55, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72] -class SongPlayingScreenTest(_PlayingScreenBase) : - def __init__(self) : - class C:pass - o = C() - o.midi=1 - super(SongPlayingScreenTest, self).__init__([o]) + def __init__(self, synth) : + distinctNotes = [] + for midi in self.scale : + tone = Tone(midi) + distinctNotes.append(tone) - def input(self, event) : - if event.type == pygame.KEYDOWN: - if event.key == pygame.K_q: - self._running = False - uni = event.unicode + super(PlayingScreen, self).__init__(synth, distinctNotes) + + @event_handler(events.NOTEON) + def noteon(self, evt) : + tone = evt.tone + self.synth.noteon(0, tone.midi, DEFAULT_MIDI_VELOCITY) + + @event_handler(events.NOTEOFF) + def noteoff(self, evt) : + tone = evt.tone + self.synth.noteoff(0, tone.midi) - if uni.isdigit() and int(uni) <=8 : - self.highlightColumn(int(uni)) - -class Column(pygame.sprite.Sprite) : +class SongPlayingScreen(_PlayingScreenBase) : - def __init__(self, hue, rect) : - pygame.sprite.Sprite.__init__(self) - sur = pygame.surface.Surface(rect.size) - rgba = hls_to_rgba_8bits(hue, OFF_LUMINANCE, OFF_SATURATION) - sur.fill(rgba) - self.stateOff = sur - self.rectOff = rect - - topRgba = hls_to_rgba_8bits(hue, ON_TOP_LUMINANCE, ON_SATURATION) - bottomRgba = hls_to_rgba_8bits(hue, ON_BOTTOM_LUMINANCE, ON_SATURATION) - rectOn = rect.inflate(ON_COLUMN_OVERSIZING * rect.width, 0) - self.stateOn = gradients.vertical(rectOn.size, topRgba, bottomRgba) - self.rectOn = rectOn - - self.image = self.stateOff - self.rect = rect + def __init__(self, synth, song, mode=PLAYING_MODES['NORMAL']) : + super(SongPlayingScreen, self).__init__(synth, song.distinctNotes) + self.song = song + self.currentColumn = None + self.noteIterator = self.song.iterNotes() + self.displayNext() - def update(self, state) : - if state : - self.image = self.stateOn - self.rect = self.rectOn - else : - self.image = self.stateOff - self.rect = self.rectOff - -def hls_to_rgba_8bits(h, l, s) : - #convert to rgb ranging from 0 to 255 - rgba = [floor(255 * i) for i in hls_to_rgb(h, l, s) + (1,)] - return tuple(rgba) - \ No newline at end of file + def displayNext(self) : + if self.currentColumn: + self.currentColumn.update(False) + note, verseIndex = self.noteIterator.next() + syllabus = note.lyrics[verseIndex].syllabus(encoding="iso-8859-1") + column = self.columns[note.midi] + column.update(True, syllabus) + self.currentColumn = column + + @event_handler(events.KEYDOWN) + def handleKeyDown(self, event) : + col = event.column + if col == self.currentColumn: + self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY) + + @event_handler(events.KEYUP) + def handleKeyUp(self, event) : + self.synth.noteoff(0, self.currentColumn.tone.midi) + self.displayNext() + \ No newline at end of file