X-Git-Url: https://scm.cri.mines-paristech.fr/git/minwii.git/blobdiff_plain/e4e71a016e3c9457744817ed104b0b497aaa5ddd..760a2904b59a2c59dd006def017dbdb45b64516a:/src/app/widgets/playingscreen.py

diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py
index 162f182..7e94d0e 100755
--- a/src/app/widgets/playingscreen.py
+++ b/src/app/widgets/playingscreen.py
@@ -10,10 +10,12 @@ import pygame
 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
 from musicxml import Tone
+import fluidsynth
 
 from config import FRAMERATE
 from config import BORDER
@@ -28,14 +30,19 @@ from config import ON_COLUMN_ALPHA
 from config import FONT
 from config import FONT_COLOR
 
+BACKGROUND_LAYER = 0
+FOREGROUND_LAYER = 1
+CURSOR_LAYER = 2
+
 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 = []
@@ -45,18 +52,18 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
         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()
 
@@ -81,65 +88,78 @@ 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)
     
     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)        
-        
+        super(PlayingScreen, self).__init__(synth, distinctNotes)
+            
+    @event_handler(events.NOTEON)
+    def noteon(self, evt) :
+        tone = evt.tone
+        self.synth.noteon(0, tone.midi, 64)
+
+    @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) :
+        super(SongPlayingScreen, self).__init__(synth, song.distinctNotes)
         self.song = song
+    
+    @event_handler(events.NOTEON)
+    def noteon(self, evt) :
+        tone = evt.tone
+        self.synth.noteon(0, tone.midi, 64)
+
+    @event_handler(events.NOTEOFF)
+    def noteoff(self, evt) :
+        tone = evt.tone
+        self.synth.noteoff(0, tone.midi)
 
-class SongPlayingScreenTest(_PlayingScreenBase) :
-    def __init__(self) :
-        class C:pass
-        o = C()
-        o.midi=1
-        super(SongPlayingScreenTest, self).__init__([o])
     
 
 class Column(pygame.sprite.DirtySprite, EventHandlerMixin) :
     
     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)
@@ -169,11 +189,11 @@ class Column(pygame.sprite.DirtySprite, EventHandlerMixin) :
     def update(self, state) :
         group = self.groups()[0]
         if state :
-            group.change_layer(self, 1)
+            group.change_layer(self, FOREGROUND_LAYER)
             self.image = self.stateOn
             self.rect = self.rectOn
         else :
-            group.change_layer(self, 0)
+            group.change_layer(self, BACKGROUND_LAYER)
             self.image = self.stateOff
             self.rect = self.rectOff
     
@@ -181,16 +201,20 @@ class Column(pygame.sprite.DirtySprite, EventHandlerMixin) :
     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) :
-        pass
-    
+        evt = pygame.event.Event(events.NOTEON, tone=self.tone)
+        pygame.event.post(evt)
+
     def raiseNoteOff(self) :
-        pass
+        evt = pygame.event.Event(events.NOTEOFF, tone=self.tone)
+        pygame.event.post(evt)