def _repr_pretty_(self, p, cycle):
if cycle:
p.text(repr(self))
else:
blend_mode = self.blend_mode
if blend_mode is not None:
blend_mode = BlendMode.name_of(blend_mode)
sub_type = self.sub_type
if sub_type is not None:
sub_type = SectionDividerSub.name_of(sub_type)
p.begin_group(2, "Divider(")
p.begin_group(0)
p.break_()
p.text("type = %s," % SectionDivider.name_of(self.type))
p.break_()
p.text("blend_mode = %s," % blend_mode)
p.break_()
p.text("sub_type = %s" % sub_type)
p.end_group(2)
p.break_()
p.end_group(0, ")")
def _decode_section_divider(data):
data_length = len(data)
blend_mode = None
sub_type = None
fp = io.BytesIO(data)
tp = read_fmt("I", fp)[0]
if not SectionDivider.is_known(tp):
warnings.warn("Unknown section divider type (%s)" % tp)
if data_length >= 12:
sig = fp.read(4)
if sig != b"8BIM":
raise Error("Invalid signature in section divider block (%r)" % sig)
blend_mode = fp.read(4)
if not BlendMode.is_known(blend_mode):
warnings.warn("Unknown section divider blend mode (%s)" % blend_mode)
if data_length >= 16:
sub_type = read_fmt("I", fp)[0]
if not SectionDividerSub.is_known(sub_type):
warnings.warn("Unknown section divider sub-type (%s)" % sub_type)
return Divider(tp, blend_mode, sub_type)
def read(cls, fp, **kwargs):
kind = SectionDivider(read_fmt('I', fp)[0])
signature, key = None, None
if is_readable(fp, 8):
signature = read_fmt('4s', fp)[0]
assert signature == b'8BIM', 'Invalid signature %r' % signature
key = BlendMode(read_fmt('4s', fp)[0])
sub_type = None
if is_readable(fp, 4):
sub_type = read_fmt('I', fp)[0]
return cls(kind, signature=signature, key=key, sub_type=sub_type)
def __repr__(self):
blend_mode = self.blend_mode
if blend_mode is not None:
blend_mode = BlendMode.name_of(blend_mode)
sub_type = self.sub_type
if sub_type is not None:
sub_type = SectionDividerSub.name_of(sub_type)
return "Divider(type=%s, blend_mode=%s, sub_type=%s)" % (
SectionDivider.name_of(self.type),
blend_mode,
sub_type,
)
def _decode_divider(data):
fp = io.BytesIO(data)
key = None
tp = read_fmt("I", fp)[0]
if not SectionDivider.is_known(tp):
warnings.warn("Unknown section divider type (%s)" % tp)
if len(data) == 12:
sig = fp.read(4)
if sig != b'8BIM':
warnings.warn("Invalid signature in section divider block")
key = fp.read(4)
return tp, key
def _decode_divider(data):
fp = io.BytesIO(data)
key = None
tp = read_fmt("I", fp)[0]
if not SectionDivider.is_known(tp):
warnings.warn("Unknown section divider type (%s)" % tp)
if len(data) == 12:
sig = fp.read(4)
if sig != b'8BIM':
warnings.warn("Invalid signature in section divider block")
key = fp.read(4)
return tp, key
def __repr__(self):
return "Divider(%s %r %s, %s)" % (
self.block, self.type, SectionDivider.name_of(self.type), self.key)
def __repr__(self):
return "Divider(%s %r %s, %s)" % (
self.block, self.type, SectionDivider.name_of(self.type), self.key)
