Add seek action

[perso/Immae/Projets/Python/MusicSampler.git] / helpers / action.py

diff --git a/helpers/action.py b/helpers/action.py
index 91456299ee25c6bf072c8cdba1ac796f2c99cbcd..3dc1b8daf396f1316049b2d707ed2f47316d551e 100644 (file)
--- a/helpers/action.py
+++ b/helpers/action.py
@@ -6,6 +6,7 @@ class Action:
         'command',
         'pause',
         'play',
+        'seek',
         'stop',
         'stop_all_actions',
         'unpause',
@@ -20,6 +21,7 @@ class Action:
             raise Exception("Unknown action {}".format(action))
 
         self.key = key
+        self.mapping = key.parent
         self.arguments = kwargs
         self.sleep_event = None
 
@@ -49,7 +51,7 @@ class Action:
         if music is not None:
             return [music]
         else:
-            return self.key.parent.open_files.values()
+            return self.mapping.open_files.values()
 
     def pause(self, music = None, **kwargs):
         for music in self.music_list(music):
@@ -72,20 +74,29 @@ class Action:
                 if not music.is_not_stopped():
                     music.play(volume = volume, fade_in = fade_in, start_at = start_at)
 
-    def stop(self, music = None, fade_out = 0, **kwargs):
+    def seek(self, music = None, value = 0, delta = False, **kwargs):
+        for music in self.music_list(music):
+            music.seek(value = value, delta = delta)
+
+    def stop(self, music = None, fade_out = 0, wait = False, **kwargs):
+        previous = None
         for music in self.music_list(music):
             if music.is_loaded_paused() or music.is_loaded_playing():
-                music.stop(fade_out = fade_out)
+                if previous is not None:
+                    previous.stop(fade_out = fade_out)
+                previous = music
+
+        if previous is not None:
+            previous.stop(fade_out = fade_out, wait = wait)
 
     def stop_all_actions(self, **kwargs):
-        self.key.parent.stop_all_running()
+        self.mapping.stop_all_running()
 
-    def volume(self, music = None, value = 100, **kwargs):
+    def volume(self, music = None, value = 100, delta = False, **kwargs):
         if music is not None:
-            music.set_volume(value)
+            music.set_volume(value, delta = delta)
         else:
-            # FIXME: todo
-            pass
+            self.mapping.set_master_volume(value, delta = delta)
 
     def wait(self, duration = 0, music = None, **kwargs):
         self.sleep_event = threading.Event()
@@ -133,26 +144,46 @@ class Action:
 
         return message
 
-    def stop_print(self, music = None, fade_out = 0, **kwargs):
+    def stop_print(self, music = None, fade_out = 0, wait = False, **kwargs):
+        message = "stopping "
         if music is not None:
-            if fade_out == 0:
-                return "stopping music « {} »".format(music.name)
-            else:
-                return "stopping music « {} » with {}s fadeout".format(music.name, fade_out)
+            message += "music « {} »".format(music.name)
         else:
-            if fade_out == 0:
-                return "stopping all musics"
-            else:
-                return "stopping all musics with {}s fadeout".format(fade_out)
+            message += "all musics"
+
+        if fade_out > 0:
+            message += " with {}s fadeout".format(fade_out)
+            if wait:
+                message += " (waiting the end of fadeout)"
+
+        return message
 
     def stop_all_actions_print(self, **kwargs):
         return "stopping all actions"
 
-    def volume_print(self, music = None, value = 100, **kwargs):
-        if music is not None:
-            return "setting volume of « {} » to {}%".format(music.name, value)
+    def seek_print(self, music = None, value = 0, delta = False, **kwargs):
+        if delta:
+            if music is not None:
+                return "moving music « {} » by {:+d}s".format(music.name, value)
+            else:
+                return "moving all musics by {:+d}s".format(value)
         else:
-            return "setting volume to {}%".format(value)
+            if music is not None:
+                return "moving music « {} » to position {}s".format(music.name, value)
+            else:
+                return "moving all musics to position {}s".format(value)
+
+    def volume_print(self, music = None, value = 100, delta = False, **kwargs):
+        if delta:
+            if music is not None:
+                return "{:+d}% to volume of « {} »".format(value, music.name)
+            else:
+                return "{:+d}% to volume".format(value)
+        else:
+            if music is not None:
+                return "setting volume of « {} » to {}%".format(music.name, value)
+            else:
+                return "setting volume to {}%".format(value)
 
     def wait_print(self, duration = 0, music = None, **kwargs):
         if music is None: