envoi pan et velocity en fonction de la position du pointeur.

[minwii.git] / src / app / widgets / playingscreen.py

diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py
index 2fad9c2..736dd06 100755 (executable)
--- a/src/app/widgets/playingscreen.py
+++ b/src/app/widgets/playingscreen.py
@@ -15,9 +15,9 @@ import types
 from musicxml import Tone
 
 from config import FRAMERATE
 from musicxml import Tone
 
 from config import FRAMERATE

-from config import BORDER

 from config import FIRST_HUE
 from config import FIRST_HUE

-from config import DEFAULT_MIDI_VELOCITY
+from config import MIDI_VELOCITY_RANGE
+from config import MIDI_PAN_RANGE

 
 from globals import BACKGROUND_LAYER
 from globals import CURSOR_LAYER
 
 from globals import BACKGROUND_LAYER
 from globals import CURSOR_LAYER


@@ -57,14 +57,14 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
         screen = pygame.display.get_surface()
 
         # taille de la zone d'affichage utile (bordure autour)
         screen = pygame.display.get_surface()
 
         # taille de la zone d'affichage utile (bordure autour)

-        dispWidth = screen.get_width() - 2 * BORDER
-        dispHeight = screen.get_height() - 2 * BORDER
+        self.dispWidth  = dispWidth = screen.get_width()
+        self.dispHeight = dispHeight = screen.get_height()

         
         columnWidth = int(round(float(dispWidth) / self.keyboardLength))
 
         rects = []
         for i in range(self.keyboardLength) :
         
         columnWidth = int(round(float(dispWidth) / self.keyboardLength))
 
         rects = []
         for i in range(self.keyboardLength) :

-            upperLeftCorner = (i*columnWidth + BORDER, BORDER)
+            upperLeftCorner = (i*columnWidth, 0)

             rect = pygame.Rect(upperLeftCorner, (columnWidth, dispHeight))
             rects.append(rect)
         
             rect = pygame.Rect(upperLeftCorner, (columnWidth, dispHeight))
             rects.append(rect)
         


@@ -76,7 +76,7 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
         for i, rect in enumerate(self.keyboardRects) :
             hue = FIRST_HUE - hueStep * i
             tone = self.distinctNotes[i]
         for i, rect in enumerate(self.keyboardRects) :
             hue = FIRST_HUE - hueStep * i
             tone = self.distinctNotes[i]

-            c = Column(self, hue, rect, tone)
+            c = Column(self, i, hue, rect, tone)

             self.add(c, layer=BACKGROUND_LAYER)
             self.columns[tone.midi] = c
         
             self.add(c, layer=BACKGROUND_LAYER)
             self.columns[tone.midi] = c
         


@@ -113,34 +113,44 @@ class _PlayingScreenBase(pygame.sprite.LayeredDirty, EventHandlerMixin) :
         # parce qu'il s'agit du curseur
         for col in reversed(self.sprites()[:-1]) :
             if col.rect.collidepoint(*event.pos):
         # parce qu'il s'agit du curseur
         for col in reversed(self.sprites()[:-1]) :
             if col.rect.collidepoint(*event.pos):

-                self.raiseColDown(col)
+                self.raiseColDown(col, event.pos)

                 break
 
     @event_handler(pygame.MOUSEBUTTONUP)
     def onMouseUp(self, event) :
         for col in reversed(self.sprites()[:-1]) :
             if col.rect.collidepoint(*event.pos) :
                 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)
+                self.raiseColUp(col, event.pos)

                 break
 
     @event_handler(pygame.MOUSEMOTION)
     def onMouseMove(self, event) :
         for col in reversed(self.sprites()[:-1]) :
             if col.rect.collidepoint(*event.pos) :
                 break
 
     @event_handler(pygame.MOUSEMOTION)
     def onMouseMove(self, event) :
         for col in reversed(self.sprites()[:-1]) :
             if col.rect.collidepoint(*event.pos) :

-                self.raiseColOver(col)
+                self.raiseColOver(col, event.pos)

                 break
 
                 break
 

-    def raiseColDown(self, col) :
-        evt = pygame.event.Event(events.COLDOWN, column=col)
+    def raiseColDown(self, col, pos) :
+        evt = pygame.event.Event(events.COLDOWN, column=col, pos=pos)

         pygame.event.post(evt)
 
         pygame.event.post(evt)
 

-    def raiseColUp(self, col) :
-        evt = pygame.event.Event(events.COLUP, column=col)
+    def raiseColUp(self, col, pos) :
+        evt = pygame.event.Event(events.COLUP, column=col, pos=pos)

         pygame.event.post(evt)
     
         pygame.event.post(evt)
     

-    def raiseColOver(self, col) :
-        evt = pygame.event.Event(events.COLOVER, column=col)
+    def raiseColOver(self, col, pos) :
+        evt = pygame.event.Event(events.COLOVER, column=col, pos=pos)

         pygame.event.post(evt)
         pygame.event.post(evt)

+    
+    def getVelocity(self, pos) :
+        vel = (float(self.dispWidth) - pos[1]) / self.dispWidth
+        vel = int(vel * (MIDI_VELOCITY_RANGE[1] - MIDI_VELOCITY_RANGE[0])) + MIDI_VELOCITY_RANGE[0]
+        return vel
+        
+    def getPan(self, index) :
+        pan = float(index) / (self.keyboardLength -1)
+        pan = int(pan * (MIDI_PAN_RANGE[1] - MIDI_PAN_RANGE[0])) + MIDI_PAN_RANGE[0]
+        return pan

 
         
 class PlayingScreen(_PlayingScreenBase) :
 
         
 class PlayingScreen(_PlayingScreenBase) :


@@ -159,7 +169,7 @@ class PlayingScreen(_PlayingScreenBase) :
     @event_handler(events.NOTEON)
     def noteon(self, evt) :
         tone = evt.tone
     @event_handler(events.NOTEON)
     def noteon(self, evt) :
         tone = evt.tone

-        self.synth.noteon(0, tone.midi, DEFAULT_MIDI_VELOCITY)
+        self.synth.noteon(0, tone.midi, 96)

 
     @event_handler(events.NOTEOFF)
     def noteoff(self, evt) :
 
     @event_handler(events.NOTEOFF)
     def noteoff(self, evt) :


@@ -197,7 +207,10 @@ class SongPlayingScreen(_PlayingScreenBase) :
     def handleColumnDown(self, event) :
         col = event.column
         if col.state:
     def handleColumnDown(self, event) :
         col = event.column
         if col.state:

-            self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY)
+            pan = self.getPan(col.index)
+            self.synth.cc(0, 10, pan)
+            vel = self.getVelocity(event.pos)
+            self.synth.noteon(0, col.tone.midi, vel)

             self.currentNotePlayed = True
     
     def handleColumnUp(self, event) :
             self.currentNotePlayed = True
     
     def handleColumnUp(self, event) :


@@ -208,7 +221,10 @@ class SongPlayingScreen(_PlayingScreenBase) :
     def handleColumnOver(self, event) :
         col = event.column
         if col.state and not self.currentNotePlayed :
     def handleColumnOver(self, event) :
         col = event.column
         if col.state and not self.currentNotePlayed :

-            self.synth.noteon(0, col.tone.midi, DEFAULT_MIDI_VELOCITY)
+            pan = self.getPan(col.index)
+            self.synth.cc(0, 10, pan)
+            vel = self.getVelocity(event.pos)
+            self.synth.noteon(0, col.tone.midi, vel)

             SongPlayingScreen.setNoteTimeout(
                         int(self.currentNote.duration * \
                             self.quarterNoteDuration)
             SongPlayingScreen.setNoteTimeout(
                         int(self.currentNote.duration * \
                             self.quarterNoteDuration)