X-Git-Url: https://scm.cri.mines-paristech.fr/git/minwii.git/blobdiff_plain/0bb53427dd76e9e9863362dd3c9b2d205b4f8043..e6566d71bbe11903750b2a0cfd2dfc4601661628:/src/app/widgets/playingscreen.py diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py index f699a56..ca2e9ff 100755 --- a/src/app/widgets/playingscreen.py +++ b/src/app/widgets/playingscreen.py @@ -7,28 +7,21 @@ $Id$ $URL$ """ 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) : @@ -44,21 +37,22 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) : self.keyboardRects = [] self.cursor = None self._initRects() + self.columns = {} self._initColumns() self._running = False self.draw(pygame.display.get_surface()) - self._initCursor() - + 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() @@ -83,11 +77,13 @@ 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=False) - self.add(self.cursor, layer=2) + self.cursor = WarpingCursor(blinkMode=True) + self.add(self.cursor, layer=CURSOR_LAYER) def run(self): self._running = True @@ -107,15 +103,46 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) : def handleKeyDown(self, event) : if event.key == pygame.K_q: self._running = False + + @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) + 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) + break - @event_handler(pygame.MOUSEMOTION) - def handleMouseMotion(self, event) : - pass - + def onMouseMove(self, event) : + for col in reversed(self.sprites()[:-1]) : + if col.rect.collidepoint(*event.pos) : + self.raiseColOver(col) + break + + def raiseColDown(self, col) : + evt = pygame.event.Event(events.COLDOWN, column=col) + pygame.event.post(evt) + + def raiseColUp(self, col) : + evt = pygame.event.Event(events.COLUP, column=col) + pygame.event.post(evt) + + def raiseColOver(self, col) : + evt = pygame.event.Event(events.COLOVER, column=col) + pygame.event.post(evt) + class PlayingScreen(_PlayingScreenBase) : "fenêtre de jeu pour improvisation" + scale = [55, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72] def __init__(self, synth) : @@ -129,7 +156,7 @@ class PlayingScreen(_PlayingScreenBase) : @event_handler(events.NOTEON) def noteon(self, evt) : tone = evt.tone - self.synth.noteon(0, tone.midi, 64) + self.synth.noteon(0, tone.midi, DEFAULT_MIDI_VELOCITY) @event_handler(events.NOTEOFF) def noteoff(self, evt) : @@ -139,82 +166,54 @@ class PlayingScreen(_PlayingScreenBase) : class SongPlayingScreen(_PlayingScreenBase) : - def __init__(self, song) : - super(SongPlayingScreen, self).__init__(song.distinctNotes) + def __init__(self, synth, song, mode=PLAYING_MODES['EASY']) : + 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.currentColumn = None + self.noteIterator = self.song.iterNotes() + self.displayNext() + if mode == PLAYING_MODES['NORMAL'] : + EventDispatcher.addEventListener(events.COLDOWN, self.handleColumnDown) + EventDispatcher.addEventListener(events.COLUP, self.handleColumnUp) + elif mode == PLAYING_MODES['EASY'] : + EventDispatcher.addEventListener(events.COLOVER, self.handleColumnOver) + - -class Column(pygame.sprite.DirtySprite, EventHandlerMixin) : + 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 __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 handleColumnDown(self, event) : + col = event.column + if col.state: + self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY) + self.currentNotePlayed = True - 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 + def handleColumnUp(self, event) : + if self.currentNotePlayed : + self.synth.noteoff(0, self.currentColumn.tone.midi) + self.displayNext() - @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 handleColumnOver(self, event) : + col = event.column + if col.state and not self.currentNotePlayed : + self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY) + SongPlayingScreen.setNoteTimeout(int(self.currentNote.duration * 600)) + self.currentNotePlayed = True - 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.NOTEEND) + def clearTimeOutAndDisplayNext(self, evt) : + pygame.time.set_timer(evt.type, 0) + self.displayNext() + + @staticmethod + def setNoteTimeout(delay) : + pygame.time.set_timer(events.NOTEEND, delay) - -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)