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# encoding: utf-8
"""
Provides StylesPart and related objects
"""
from __future__ import (
absolute_import, division, print_function, unicode_literals
)
import os
from ..opc.constants import CONTENT_TYPE as CT
from ..opc.packuri import PackURI
from ..opc.part import XmlPart
from ..oxml import parse_xml
from ..styles.styles import Styles
class StylesPart(XmlPart):
"""
Proxy for the styles.xml part containing style definitions for a document
or glossary.
"""
@classmethod
def default(cls, package):
"""
Return a newly created styles part, containing a default set of
elements.
"""
partname = PackURI('/word/styles.xml')
content_type = CT.WML_STYLES
element = parse_xml(cls._default_styles_xml())
return cls(partname, content_type, element, package)
@property
def styles(self):
"""
The |_Styles| instance containing the styles (<w:style> element
proxies) for this styles part.
"""
return Styles(self.element)
@classmethod
def _default_styles_xml(cls):
"""
Return a bytestream containing XML for a default styles part.
"""
path = os.path.join(
os.path.split(__file__)[0], '..', 'templates',
'default-styles.xml'
)
with open(path, 'rb') as f:
xml_bytes = f.read()
return xml_bytes
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