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Add music player.
[plomrogue2] / plomrogue / things.py
index 2146c1a222f48a78b4e3abe9187e09aa86909ba2..15216efe5fdbaa8309a6f5b48bd5e4dc971dce2e 100644 (file)
@@ -20,6 +20,7 @@ class Thing(ThingBase):
     blocking = False
     portable = False
     protection = '.'
+    commandable = False
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
@@ -35,6 +36,50 @@ class Thing(ThingBase):
     def get_type(cls):
         return cls.__name__[len('Thing_'):]
 
+    def sound(self, name, msg):
+        from plomrogue.mapping import DijkstraMap
+        from plomrogue.misc import quote
+
+        def lower_msg_by_volume(msg, volume, largest_audible_distance):
+            import random
+            factor = largest_audible_distance / 4
+            lowered_msg = ''
+            for c in msg:
+                c = c
+                while random.random() > volume * factor:
+                    if c.isupper():
+                        c = c.lower()
+                    elif c != '.' and c != ' ':
+                        c = '.'
+                    else:
+                        c = ' '
+                lowered_msg += c
+            return lowered_msg
+
+        largest_audible_distance = 20
+        # player's don't block sound (or should they?)
+        things = [t for t in self.game.things if t.type_ != 'Player']
+        dijkstra_map = DijkstraMap(things, self.game.maps, self.position,
+                                   largest_audible_distance, self.game.get_map)
+        for c_id in self.game.sessions:
+            listener = self.game.get_player(c_id)
+            target_yx = dijkstra_map.target_yx(*listener.position, True)
+            if not target_yx:
+                continue
+            listener_distance = dijkstra_map[target_yx]
+            if listener_distance > largest_audible_distance:
+                continue
+            volume = 1 / max(1, listener_distance)
+            lowered_msg = lower_msg_by_volume(msg, volume,
+                                              largest_audible_distance)
+            lowered_nick = lower_msg_by_volume(name, volume,
+                                               largest_audible_distance)
+            self.game.io.send('CHAT ' +
+                              quote('(volume: %.2f) %s: %s' % (volume,
+                                                               lowered_nick,
+                                                               lowered_msg)),
+                              c_id)
+
 
 
 class Thing_Item(Thing):
@@ -107,6 +152,103 @@ class Thing_ConsumableSpawner(ThingSpawner):
 
 
 
+import datetime
+class Thing_MusicPlayer(Thing):
+    symbol_hint = 'R'
+    commandable = True
+    portable = True
+    playlist = []
+    repeat = True
+    next_song_start = datetime.datetime.now()
+    playlist_index = 0
+    playing = True
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.next_song_start = datetime.datetime.now()
+
+    def proceed(self):
+        if (not self.playing) or len(self.playlist) == 0:
+            return
+        if datetime.datetime.now() > self.next_song_start:
+            song_data = self.playlist[self.playlist_index]
+            self.playlist_index += 1
+            if self.playlist_index == len(self.playlist):
+                self.playlist_index = 0
+                if not self.repeat:
+                    self.playing = False
+            self.next_song_start = datetime.datetime.now() +\
+                datetime.timedelta(seconds=song_data[1])
+            self.sound('MUSICPLAYER', song_data[0])
+            self.game.changed = True
+
+    def interpret(self, command):
+        if command == 'HELP':
+            msg = 'available commands:\n'
+            msg += 'HELP – show this help\n'
+            msg += 'PLAY – toggle playback on/off\n'
+            msg += 'REWIND – return to start of playlist\n'
+            msg += 'LIST – list programmed songs, durations\n'
+            msg += 'SKIP – to skip to next song\n'
+            msg += 'REPEAT – toggle playlist repeat on/off\n'
+            msg += 'ADD LENGTH SONG – add SONG to playlist, with LENGTH in format "minutes:seconds", i.e. something like "0:47" or "11:02"'
+            return msg
+        elif command == 'LIST':
+            msg = 'playlist:'
+            i = 0
+            for entry in self.playlist:
+                msg += '\n'
+                minutes = entry[1] // 60
+                seconds = entry[1] % 60
+                if seconds < 10:
+                    seconds = '0%s' % seconds
+                selector = 'next:' if i == self.playlist_index else '     '
+                msg += '%s %s:%s – %s' % (selector, minutes, seconds, entry[0])
+                i += 1
+            return msg
+        elif command == 'PLAY':
+            self.playing = False if self.playing else True
+            self.game.changed = True
+            if self.playing:
+                return 'playing'
+            else:
+                return 'paused'
+        elif command == 'REWIND':
+            self.playlist_index = 0
+            self.next_song_start = datetime.datetime.now()
+            self.game.changed = True
+            return 'back at start of playlist'
+        elif command == 'SKIP':
+            self.next_song_start = datetime.datetime.now()
+            self.game.changed = True
+            return 'skipped'
+        elif command == 'REPEAT':
+            self.repeat = False if self.repeat else True
+            self.game.changed = True
+            if self.repeat:
+                return 'playlist repeat turned on'
+            else:
+                return 'playlist repeat turned off'
+        elif command.startswith('ADD '):
+            tokens = command.split(' ', 2)
+            if len(tokens) != 3:
+                return 'wrong syntax, see HELP'
+            length = tokens[1].split(':')
+            if len(length) != 2:
+                return 'wrong syntax, see HELP'
+            try:
+                minutes = int(length[0])
+                seconds = int(length[1])
+            except ValueError:
+                return 'wrong syntax, see HELP'
+            self.playlist += [(tokens[2], minutes * 60 + seconds)]
+            self.game.changed = True
+            return 'added'
+        else:
+            return 'cannot understand command'
+
+
+
 class ThingAnimate(Thing):
     blocking = True
     drunk = 0