def __init__(self,
filepath,
orientation="P",
layout="letter",
font_list=None,
font_dir=None):
if font_dir is not None:
FontLoader.load_from_dir(font_dir)
elif font_list is not None:
FontLoader.load_from_list(font_list)
else:
FontLoader.load_fonts()
self.filepath = filepath
self.destination = None
if hasattr(self.filepath, 'write'):
self.destination = self.filepath
elif self.filepath == 'string':
self.destination = 'string'
# Create session and document objects
self.session = _Session(self)
self.document = PDFDocument(self.session, orientation, layout)
# Full width display mode default
self.set_display_mode()
# Set default PDF version number
self.pdf_version = '1.7'
# Initialize PDF information
self.set_information()
self.set_compression()
def get_pages(klass,
fp,
pagenos=None,
maxpages=0,
password='',
caching=True,
check_extractable=True):
# Create a PDF parser object associated with the file object.
parser = PDFParser(fp)
# Create a PDF document object that stores the document structure.
doc = PDFDocument(parser, caching=caching)
# Supply the document password for initialization.
# (If no password is set, give an empty string.)
doc.initialize(password)
# Check if the document allows text extraction. If not, abort.
if check_extractable and not doc.is_extractable:
raise klass.PDFTextExtractionNotAllowed(
'Text extraction is not allowed: %r' % fp)
# Process each page contained in the document.
for (pageno, page) in enumerate(klass.create_pages(doc)):
if pagenos and (pageno not in pagenos):
continue
yield page
if maxpages and maxpages <= pageno + 1:
break
return
