From 8a654eb43381bf77f3bade5a228809c90217d291 Mon Sep 17 00:00:00 2001
From: pin <pin@fe552daf-6dbe-4428-90eb-1537e0879342>
Date: Mon, 27 Jun 2011 13:34:18 +0000
Subject: [PATCH 1/1] =?utf8?q?Impl=C3=A9mentation=20de=20l'ajustement=20?=
 =?utf8?q?=C2=AB=20en=20live=20=C2=BB=20du=20tempo=20d'ex=C3=A9cution=20de?=
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 =?utf8?q?=C3=A9l=C3=A9commande.?=
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git-svn-id: https://svn.cri.ensmp.fr/svn/minwii/trunk@358 fe552daf-6dbe-4428-90eb-1537e0879342
---
 src/minwii/app.py                   |  8 +++++++-
 src/minwii/widgets/playingscreen.py | 29 ++++++++++++++---------------
 2 files changed, 21 insertions(+), 16 deletions(-)

diff --git a/src/minwii/app.py b/src/minwii/app.py
index 95bfaab..c56700a 100755
--- a/src/minwii/app.py
+++ b/src/minwii/app.py
@@ -50,6 +50,7 @@ class MinWii(object):
         self.initWiimotes()
         self.firstSong = True
         self.screen = SCREEN_HOME
+        self.playingScreen = None
     
     def initWiimotes(self) :
         if self.wiimoteSupport :
@@ -84,6 +85,10 @@ class MinWii(object):
                     self.synth.inc_gain()
                 elif wiiuse.is_just_pressed(wm, wiiuse.button['-']) :
                     self.synth.dec_gain()
+                elif wiiuse.is_just_pressed(wm, wiiuse.button['1']) and self.playingScreen :
+                    self.playingScreen.tempoTrimUp()
+                elif wiiuse.is_just_pressed(wm, wiiuse.button['2']) and self.playingScreen :
+                    self.playingScreen.tempoTrimDown()
 
         elif self.screen in (SCREEN_HOME, SCREEN_INSTRUMENTS) :
             pygame_wiimouse._full_mouse_event_cb(wt, id, wmp)
@@ -190,10 +195,11 @@ class MinWii(object):
             playingScreen = PlayingScreen(self.synth)
         else :
             song = musicXml2Song(songFile)
-            playingScreen = SongPlayingScreen(self.synth, song, mode=playMode)
+            self.playingScreen = playingScreen = SongPlayingScreen(self.synth, song, mode=playMode)
         playingScreen.run()
         pygame.event.clear()
         EventDispatcher.reset()
+        self.playingScreen = None
 
 
 class _WTFacade :
diff --git a/src/minwii/widgets/playingscreen.py b/src/minwii/widgets/playingscreen.py
index b3438b4..b1dbe80 100755
--- a/src/minwii/widgets/playingscreen.py
+++ b/src/minwii/widgets/playingscreen.py
@@ -191,10 +191,11 @@ class PlayingScreen(PlayingScreenBase) :
 
 class SongPlayingScreen(PlayingScreenBase) :
     
-    def __init__(self, synth, song, mode=PLAYING_MODES_DICT['NORMAL']) :
+    def __init__(self, synth, song, mode=PLAYING_MODES_DICT['NORMAL'], tempoTrim=0) :
         super(SongPlayingScreen, self).__init__(synth, song.distinctNotes)
         self.song = song
         self.quarterNoteDuration = song.quarterNoteDuration
+        self.tempoTrim = tempoTrim
         self.currentColumn = None
         self.noteIterator = self.song.iterNotes()
         self.displayNext()
@@ -229,10 +230,7 @@ class SongPlayingScreen(PlayingScreenBase) :
         col = event.column
         if col.state and not self.currentNotePlayed :
             self.playnote(col, event.pos)
-            SongPlayingScreen.setNoteTimeout(
-                        int(self.currentNote.duration * \
-                            self.quarterNoteDuration)
-                                            )
+            self.setNoteTimeout()
             self.currentNotePlayed = True
 
     def handleEasyColumnOver(self, event) :
@@ -241,10 +239,7 @@ class SongPlayingScreen(PlayingScreenBase) :
            self.cursor.pressed and \
            not self.currentNotePlayed :
             self.playnote(col, event.pos)
-            SongPlayingScreen.setNoteTimeout(
-                        int(self.currentNote.duration * \
-                            self.quarterNoteDuration)
-                                            )
+            self.setNoteTimeout()
             self.currentNotePlayed = True
 
     
@@ -267,10 +262,7 @@ class SongPlayingScreen(PlayingScreenBase) :
         if col.state and \
            not self.currentNotePlayed :
             self.playnote(col, event.pos)
-            SongPlayingScreen.setNoteTimeout(
-                        int(self.currentNote.duration * \
-                            self.quarterNoteDuration)
-                                            )
+            self.setNoteTimeout()
             self.currentNotePlayed = True
 
 
@@ -327,10 +319,17 @@ class SongPlayingScreen(PlayingScreenBase) :
         self.synth.noteoff(0, self.currentNote.midi)
         self.displayNext()
     
-    @staticmethod
-    def setNoteTimeout(delay) :
+    def setNoteTimeout(self) :
+        delay = self.currentNote.duration * self.quarterNoteDuration
+        delay = delay + delay * self.tempoTrim
         pygame.time.set_timer(events.NOTEEND, delay)
     
+    def tempoTrimUp(self, step=0.1) :
+        self.tempoTrim = round(self.tempoTrim - step, 1)
+    
+    def tempoTrimDown(self, step=0.1) :
+        self.tempoTrim = round(self.tempoTrim + step, 1)
+    
     def stop(self) :
         pygame.time.set_timer(events.NOTEEND, 0)
         super(SongPlayingScreen, self).stop()
-- 
2.20.1