from colorsys import hls_to_rgb
from gradients import gradients
from cursors import WarpingCursor
+import events
from eventutils import event_handler, EventDispatcher, EventHandlerMixin
from math import floor
import types
-# TODO : positionner cette constance en fonction de la résolution d'affichage
-# externaliser la conf.
-BORDER = 0 # 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 = 1.75
+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
-class _PlayingScreenBase(pygame.sprite.LayeredUpdates, EventHandlerMixin) :
+class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
def __init__(self, distinctNotes=[]) :
"""
self._running = False
self.draw(pygame.display.get_surface())
self._initCursor()
-
def _initRects(self) :
hueStep = FIRST_HUE / (self.keyboardLength - 1)
for i, rect in enumerate(self.keyboardRects) :
hue = FIRST_HUE - hueStep * i
- c = Column(hue, rect)
+ tone = self.distinctNotes[i]
+ c = Column(self, hue, rect, tone)
self.add(c, layer=0)
def _initCursor(self) :
self.cursor = WarpingCursor(blinkMode=True)
self.add(self.cursor, layer=2)
-
- def highlightColumn(self, index) :
- for i, sprite in enumerate(self.sprites()) :
- sprite.update(i==index)
- self.draw(pygame.display.get_surface())
-
def run(self):
self._running = True
clock = pygame.time.Clock()
EventDispatcher.dispatchEvents()
dirty = self.draw(pygame.display.get_surface())
pygame.display.update(dirty)
- clock.tick(50)
-
+ clock.tick(FRAMERATE)
+
+ 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) :
pass
+class PlayingScreen(_PlayingScreenBase) :
+ "fenêtre de jeu pour improvisation"
+ scale = [55, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72]
+
+ def __init__(self) :
+ 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) :
+ print 'PlayingScreen.__del__'
+ self.fs.delete()
+ @event_handler(events.NOTEON)
+ def noteon(self, evt) :
+ tone = evt.tone
+ self.fs.noteon(0, tone.midi, 64)
+
+ @event_handler(events.NOTEOFF)
+ def noteoff(self, evt) :
+ tone = evt.tone
+ self.fs.noteoff(0, tone.midi)
+
+
class SongPlayingScreen(_PlayingScreenBase) :
super(SongPlayingScreenTest, self).__init__([o])
-class Column(pygame.sprite.Sprite, EventHandlerMixin) :
+class Column(pygame.sprite.DirtySprite, EventHandlerMixin) :
- def __init__(self, hue, rect) :
- pygame.sprite.Sprite.__init__(self)
+ 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)
- bottomRgba = hls_to_rgba_8bits(hue, ON_BOTTOM_LUMINANCE, ON_SATURATION)
+ 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
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) :
+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) + (1,)]
+ rgba = [floor(255 * i) for i in hls_to_rgb(h, l, s) + (a,)]
return tuple(rgba)
projects / minwii.git / blobdiff