def items(self, reverse=False):
"""Iterate through `self` calling `_setup_item` on each item
before yielding.
+
+ Notes
+ -----
+ Updates :attr:`_index` during the iteration so
+ :func:`~hooke.plugin.curve.current_curve_callback` works as
+ expected in :class:`~hooke.command.Command`\s called from
+ :class:`~hooke.plugin.playlist.ApplyCommandStack`. After the
+ iteration completes, :attr:`_index` is restored to its
+ original value.
"""
+ index = self._index
items = self
if reverse == True:
- items = reversed(self)
- for item in items:
+ items = reversed(enumerate(self))
+ else:
+ items = enumerate(self)
+ for i,item in items:
+ self._index = i
self._setup_item(item)
yield item
+ self._index = index
def filter(self, keeper_fn=lambda item:True, *args, **kwargs):
c = copy.deepcopy(self)
c._index = 0
return c
+
class Playlist (NoteIndexList):
"""A :class:`NoteIndexList` of :class:`hooke.curve.Curve`\s.
self._loaded = [] # List of loaded curves, see :meth:`._setup_item`.
self._max_loaded = 100 # curves to hold in memory simultaneously.
- def append_curve_by_path(self, path, info=None, identify=True):
+ def append_curve_by_path(self, path, info=None, identify=True, hooke=None):
path = os.path.normpath(path)
c = curve.Curve(path, info=info)
+ c.set_hooke(hooke)
if identify == True:
c.identify(self.drivers)
self.append(c)
oldest = self._loaded.pop(0)
oldest.unload()
+
class FilePlaylist (Playlist):
version = '0.1'
doc = xml.dom.minidom.parseString(string)
self._from_xml_doc(doc, identify=identify)
- def load(self, path=None, identify=True):
+ def load(self, path=None, identify=True, hooke=None):
"""Load a playlist from a file.
"""
self.set_path(path)
doc = xml.dom.minidom.parse(self.path)
self._from_xml_doc(doc, identify=identify)
self._digest = self.digest()
-
+ for curve in self:
+ curve.set_hooke(hooke)
+
def save(self, path=None):
"""Saves the playlist in a XML file.
"""