$URL$
"""
import pygame
-from colorsys import hls_to_rgb
-from gradients import gradients
-from math import floor
+from cursors import WarpingCursor
+from column import Column
+import events
+from eventutils import event_handler, EventDispatcher, EventHandlerMixin
import types
-# 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 musicxml import Tone
+from config import FRAMERATE
+from config import BORDER
+from config import FIRST_HUE
+from config import DEFAULT_MIDI_VELOCITY
-def event_handler(eventType) :
- def doRename(m) :
- m.__name__ = 'eventHandler%s' % eventType
- return m
- return doRename
+from globals import BACKGROUND_LAYER
+from globals import CURSOR_LAYER
+from globals import PLAYING_MODES
+class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
-class MetaRenamer(type):
- def __new__(mcs, name, bases, dict) :
- for k, v in dict.items() :
- if isinstance(v, types.FunctionType) :
- if k != v.__name__ :
- print 'renommage de %s en %s' % (k, v.__name__)
- dict[v.__name__] = v
- del dict[k]
- return type.__new__(mcs, name, bases, dict)
-
-
-class _PlayingScreenBase(pygame.sprite.OrderedUpdates) :
-
- __metaclass__ = MetaRenamer
-
- 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()
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)
-
- def input(self, event) :
- handler = getattr(self, 'eventHandler%s' % event.type, lambda e:None)
- handler(event)
-
+ 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
- uni = event.unicode
-
- if uni.isdigit() and int(uni) <=8 :
- self.highlightColumn(int(uni))
-
- @event_handler(pygame.MOUSEMOTION)
- def handleMouseMotion(self, event) :
+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, DEFAULT_MIDI_VELOCITY)
+
+ @event_handler(events.NOTEOFF)
+ def noteoff(self, evt) :
+ tone = evt.tone
+ 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.Sprite) :
+ 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, 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 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)
+ @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)
+
+
+
+#class Column(pygame.sprite.DirtySprite, EventHandlerMixin) :
+#
+# def __init__(self, group, hue, rect, tone) :
+# pygame.sprite.DirtySprite.__init__(self, group)
+# self.state = False
+#
+# # nom de l'intonation
+# self.tone = tone
+# toneName = FONT.render(tone.nom, True, (0,0,0))
+#
+# # état off : surface unie et nom de l'intonation
+# 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.surOff = sur
+# self.rectOff = rect
+#
+#
+# # état on : surface dégradée avec nom de la note avec largeur agrandie
+# 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.surOn = gradients.vertical(rectOn.size, topRgba, bottomRgba)
+# w, h = rectOn.w, rectOn.h
+# toneRect = pygame.Rect(((w - tw) / 2, h - th), (tw, th))
+# self.surOn.blit(toneName, toneRect)
+# self.rectOn = rectOn
+#
+# self.image = self.surOff
+# self.rect = rect
+# #EventDispatcher.addEventListener(pygame.MOUSEBUTTONDOWN, self.onMouseDown)
+# #EventDispatcher.addEventListener(pygame.MOUSEBUTTONUP, self.onMouseUp)
+#
+# def update(self, state, syllabus='') :
+# group = self.groups()[0]
+# if state == self.state :
+# # no changes
+# return
+# if state :
+# group.change_layer(self, FOREGROUND_LAYER)
+# sur = self.surOn
+# if syllabus :
+# sur = sur.copy()
+# renderedSyl = FONT.render(syllabus, True, (0,0,0))
+# sw, sh, = renderedSyl.get_size()
+# w, h = self.rectOn.w, self.rectOn.h
+# sylRect = pygame.Rect(((w - sw) / 2, (h - sh) / 2), (sw, sh))
+# sur.blit(renderedSyl, sylRect)
+#
+# self.image = sur
+# self.rect = self.rectOn
+# else :
+# group.change_layer(self, BACKGROUND_LAYER)
+# self.image = self.surOff
+# self.rect = self.rectOff
+# self.state = state
+# self.dirty = 1
+#
+# @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)
+#
+#
+#
+#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)
+#
\ No newline at end of file
projects / minwii.git / blobdiff