def set_defaults(self):
BaseMorph.set_defaults(self)
self.scripts = ScriptCollection()
self.media = []
self.costume = None # defaults to first Image in self.media on save
self.variables = {}
self.lists = {}
self.isClone = False
self.volume = 100
self.tempoBPM = 60
def built(self):
UserObject.built(self)
scripts = [Script.from_array(self, script) for script in self.scripts]
self.scripts = ScriptCollection(scripts)
comments = []
for script in self.scripts:
if isinstance(script, Comment):
comments.append(script)
for comment in comments:
self.scripts.remove(comment)
blocks_by_id = list(self.blocks_by_id())
for comment in comments:
comment.attach_scripts(blocks_by_id)
self.build_media()
class ScriptableScratchMorph(BaseMorph):
_fields = Morph._fields + ("name", "variables", "scripts", "isClone", "media",
"costume")
def __init__(self, *args, **kwargs):
UserObject.__init__(self, *args, **kwargs)
self.images = []
self.sounds = []
self.build_media() # returns silently if self.media is still a Ref
def set_defaults(self):
BaseMorph.set_defaults(self)
self.scripts = ScriptCollection()
self.media = []
self.costume = None # defaults to first Image in self.media on save
self.variables = {}
self.lists = {}
self.isClone = False
self.volume = 100
self.tempoBPM = 60
def built(self):
UserObject.built(self)
scripts = [Script.from_array(self, script) for script in self.scripts]
self.scripts = ScriptCollection(scripts)
comments = []
for script in self.scripts:
if isinstance(script, Comment):
comments.append(script)
for comment in comments:
self.scripts.remove(comment)
blocks_by_id = list(self.blocks_by_id())
for comment in comments:
comment.attach_scripts(blocks_by_id)
self.build_media()
def build_media(self):
if isinstance(self.media, Ref):
return # Don't run this yet!
media = self.media
self.media = []
for media in media:
if isinstance(media, Sound):
self.sounds.append(media)
elif isinstance(media, Image):
self.images.append(media)
else:
self.media.append(media)
def blocks_by_id(self):
"""Return a list of all the blocks in script order but reverse script
blocks order.
Used to determine which block a Comment is anchored to.
Note that Squeak arrays are 1-based, so index with:
blocks_by_id[index - 1]
"""
for script in self.scripts:
for block in reversed(list(script.to_block_list())):
yield block
def normalize(self):
"""Called before saving"""
if not self.costume:
for media in self.media + self.images:
if isinstance(media, Image):
self.costume = media
break
else:
raise ValueError("%r does not have a costume" % self)
self.lists = dict(
(unicode(name), list) for (name, list) in self.lists.items()
)
for list_name in self.lists:
scratch_list = self.lists[list_name]
if not isinstance(scratch_list, ScratchListMorph):
scratch_list = ScratchListMorph(items=scratch_list)
self.lists[list_name] = scratch_list
scratch_list.name = list_name
# This would show the list watcher on the stage:
#scratch_list.target = self
#if isinstance(self, Stage):
# scratch_list.owner = self
#else:
# scratch_list.owner = self.owner
scratch_list.normalize()
def _encode_field(self, name, value):
if name == 'scripts':
scripts = [script.to_array() for script in value]
blocks_by_id = list(self.blocks_by_id())
for block in blocks_by_id:
if block.comment:
scripts.append(block.comment.to_array(blocks_by_id))
return scripts
elif name == 'media':
return OrderedCollection(self.sounds + self.images + self.media)
else:
return value