+
+class InfoBarCueSheetSupport:
+ CUT_TYPE_IN = 0
+ CUT_TYPE_OUT = 1
+ CUT_TYPE_MARK = 2
+
+ def __init__(self):
+ self["CueSheetActions"] = HelpableActionMap(self, "InfobarCueSheetActions",
+ {
+ "jumpPreviousMark": (self.jumpPreviousMark, "jump to next marked position"),
+ "jumpNextMark": (self.jumpNextMark, "jump to previous marked position"),
+ "toggleMark": (self.toggleMark, "toggle a cut mark at the current position")
+ }, prio=1)
+
+ self.cut_list = [ ]
+ self.__event_tracker = ServiceEventTracker(screen=self, eventmap=
+ {
+ iPlayableService.evStart: self.__serviceStarted,
+ })
+
+ def __serviceStarted(self):
+ print "new service started! trying to download cuts!"
+ self.downloadCuesheet()
+
+ def __getSeekable(self):
+ service = self.session.nav.getCurrentService()
+ if service is None:
+ return None
+ return service.seek()
+
+ def __getCurrentPosition(self):
+ seek = self.__getSeekable()
+ if seek is None:
+ return None
+ r = seek.getPlayPosition()
+ if r[0]:
+ return None
+ return long(r[1])
+
+ def jumpPreviousNextMark(self, cmp, alternative=None):
+ current_pos = self.__getCurrentPosition()
+ if current_pos is None:
+ return
+ mark = self.getNearestCutPoint(current_pos, cmp=cmp)
+ if mark is not None:
+ pts = mark[0]
+ elif alternative is not None:
+ pts = alternative
+ else:
+ return
+
+ seekable = self.__getSeekable()
+ if seekable is not None:
+ seekable.seekTo(pts)
+
+ def jumpPreviousMark(self):
+ print "jumpPreviousMark"
+ # we add 2 seconds, so if the play position is <2s after
+ # the mark, the mark before will be used
+ self.jumpPreviousNextMark(lambda x: -x-5*90000, alternative=0)
+
+ def jumpNextMark(self):
+ print "jumpNextMark"
+ self.jumpPreviousNextMark(lambda x: x)
+
+ def getNearestCutPoint(self, pts, cmp=abs):
+ # can be optimized
+ nearest = None
+ for cp in self.cut_list:
+ diff = cmp(cp[0] - pts)
+ if diff >= 0 and (nearest is None or cmp(nearest[0] - pts) > diff):
+ nearest = cp
+ return nearest
+
+ def toggleMark(self):
+ print "toggleMark"
+ current_pos = self.__getCurrentPosition()
+ if current_pos is None:
+ print "not seekable"
+ return
+
+ print "current position: ", current_pos
+
+ nearest_cutpoint = self.getNearestCutPoint(current_pos)
+ print "nearest_cutpoint: ", nearest_cutpoint
+
+ if nearest_cutpoint is not None and abs(nearest_cutpoint[0] - current_pos) < 5*90000:
+ self.cut_list.remove(nearest_cutpoint)
+ else:
+ bisect.insort(self.cut_list, (current_pos, self.CUT_TYPE_MARK))
+
+ self.uploadCuesheet()
+
+ def __getCuesheet(self):
+ service = self.session.nav.getCurrentService()
+ if service is None:
+ return None
+ return service.cueSheet()
+
+ def uploadCuesheet(self):
+ cue = self.__getCuesheet()
+
+ if cue is None:
+ print "upload failed, no cuesheet interface"
+ return
+ cue.setCutList(self.cut_list)
+
+ def downloadCuesheet(self):
+ cue = self.__getCuesheet()
+
+ if cue is None:
+ print "upload failed, no cuesheet interface"
+ return
+ self.cut_list = cue.getCutList()
+
+ print "cuts:", self.cut_list