add service position converter

1 files changed, 80 insertions, 0 deletions

diff --git a/lib/python/Components/Converter/ServicePosition.py b/lib/python/Components/Converter/ServicePosition.py
new file mode 100644
index 00000000..92c7b59b
--- /dev/null
+++ b/lib/python/Components/Converter/ServicePosition.py
@@ -0,0 +1,80 @@
+from Converter import Converter
+from Poll import Poll
+from enigma import iPlayableService
+
+class ServicePosition(Converter, Poll, object):
+	TYPE_LENGTH = 0,
+	TYPE_POSITION = 1,
+	TYPE_REMAINING = 2,
+	TYPE_GAUGE = 3
+	
+	def __init__(self, type, *args, **kwargs):
+		Poll.__init__(self)
+		Converter.__init__(self)
+		if type == "Length":
+			self.type = self.TYPE_LENGTH
+		elif type == "Position":
+			self.type = self.TYPE_POSITION
+		elif type == "Remaining":
+			self.type = self.TYPE_REMAINING
+		elif type == "Gauge":
+			self.type = self.TYPE_GAUGE
+
+		self.poll_interval = 500
+		self.poll_enabled = self.type != self.TYPE_LENGTH
+	
+	def getSeek(self):
+		s = self.source.service
+		return s and s.seek()
+	
+	def getPosition(self):
+		seek = self.getSeek()
+		if seek is None:
+			return None
+		pos = seek.getPlayPosition()
+		if pos[0]:
+			return 0
+		return pos[1] / 90000
+	
+	def getLength(self):
+		seek = self.getSeek()
+		if seek is None:
+			return None
+		length = seek.getLength()
+		if length[0]:
+			return 0
+		return length[1] / 90000
+	
+	def getCutlist(self):
+		service = self.source.service
+		cue = service and service.cueSheet()
+		return cue and cue.getCutList()
+	
+	def getText(self):
+		seek = self.getSeek()
+		if seek is None:
+			return ""
+		else:
+			if self.type == self.TYPE_LENGTH:
+				l = self.length
+			elif self.type == self.TYPE_POSITION:
+				l = self.position
+			elif self.type == self.TYPE_REMAINING:
+				l = self.length - self.position
+			return "%d:%02d" % (l/60, l%60)
+
+	position = property(getPosition)
+	length = property(getLength)
+	cutlist = property(getCutlist)
+	text = property(getText)
+	
+	def changed(self, *args):
+		cutlist_refresh = len(args) and args[0] in [iPlayableService.evCuesheetChanged, iPlayableService.evStart, iPlayableService.evEnd]
+		time_refresh = not len(args) or args[0] in [iPlayableService.evStart, iPlayableService.evEnd]
+		
+		if cutlist_refresh:
+			if self.type == self.TYPE_GAUGE:
+				self.downstream_elements.cutlist_changed()
+
+		if time_refresh:
+			self.downstream_elements.changed()