def init_backward_sync(self, event):
if not self.layouter.has_layout: return False
y_total_pixels = min(
max(event.y - self.layouter.vertical_margin,
0), (self.layouter.page_height + self.layouter.page_gap) *
self.preview.number_of_pages - self.layouter.page_gap)
x_pixels = min(max(event.x - self.layouter.horizontal_margin, 0),
self.layouter.page_width)
page = math.floor(y_total_pixels /
(self.layouter.page_height + self.layouter.page_gap))
y_pixels = min(
max(
y_total_pixels - page *
(self.layouter.page_height + self.layouter.page_gap), 0),
self.layouter.page_height)
x = x_pixels / self.layouter.scale_factor
y = y_pixels / self.layouter.scale_factor
page += 1
with self.preview.poppler_document_lock:
poppler_page = self.preview.poppler_document.get_page(page - 1)
rect = Poppler.Rectangle()
rect.x1 = max(min(x, self.preview.page_width), 0)
rect.y1 = max(min(y, self.preview.page_height), 0)
rect.x2 = max(min(x, self.preview.page_width), 0)
rect.y2 = max(min(y, self.preview.page_height), 0)
word = poppler_page.get_selected_text(Poppler.SelectionStyle.WORD,
rect)
context = poppler_page.get_selected_text(
Poppler.SelectionStyle.LINE, rect)
self.preview.document.backward_sync(page, x, y, word, context)
def pdf_area(page, stroke):
"""
Get PDF page area for a stroke.
:param page: Poppler PDF page object.
:param stroke: reMarkable tablet stroke data.
"""
to_x = lambda p: to_point(p)[0]
to_y = lambda p: to_point(p)[1]
x1 = min(to_x(s) for s in stroke.segments)
x2 = max(to_x(s) for s in stroke.segments)
y1 = min(to_y(s) for s in stroke.segments)
y2 = max(to_y(s) for s in stroke.segments)
factor = pdf_scale(page)
area = Poppler.Rectangle()
area.x1 = (x1 - 15) * factor
area.y1 = y1 * factor
area.x2 = (x2 + 15) * factor
area.y2 = y2 * factor
assert area.x1 < area.x2
assert area.y1 < area.y2
return area
def get_annot_action(self, link_type, action, rect):
""" Get the function to be called when the link is followed.
Args:
link_type (:class:`~Poppler.ActionType`): The link type
action (:class:`~Poppler.Action`): The action to be performed when the link is clicked
rect (:class:`~Poppler.Rectangle`): The region of the page where the link is
Returns:
`function`: The function to be called to follow the link
"""
if link_type == Poppler.ActionType.RENDITION:
media = action.rendition.media
if media.is_embedded():
ext = get_extension(media.get_mime_type())
with tempfile.NamedTemporaryFile('wb',
suffix=ext,
prefix='pdf_embed_',
delete=False) as f:
# now the file name is shotgunned
filename = f.name
self.parent.remove_on_exit(filename)
if not media.save(filename):
logger.error(_("Pympress can not extract embedded media"))
return None
else:
filename = self.parent.get_full_path(media.get_filename())
if not filename:
logger.error(
_("Pympress can not find file ") +
media.get_filename())
return None
# TODO grab the show_controls, autoplay, repeat
relative_margins = Poppler.Rectangle()
relative_margins.x1 = rect.x1 / self.pw # left
relative_margins.x2 = 1.0 - rect.x2 / self.pw # right
relative_margins.y1 = rect.y1 / self.ph # bottom
relative_margins.y2 = 1.0 - rect.y2 / self.ph # top
media = (relative_margins, filename, False)
self.medias.append(media)
return Link.build_closure(self.parent.play_media, hash(media))
else:
return self.get_link_action(link_type, action)
def init_backward_sync(self, event):
if self.preview.layout == None: return False
window_width = self.view.get_allocated_width()
y_total_pixels = min(
max(event.y, 0),
(self.preview.layout.page_height + self.preview.layout.page_gap) *
self.preview.poppler_document.get_n_pages() -
self.preview.layout.page_gap)
x_pixels = min(
max(
event.x -
self.preview.layout.get_horizontal_margin(window_width), 0),
self.preview.layout.page_width)
page = math.floor(
y_total_pixels /
(self.preview.layout.page_height + self.preview.layout.page_gap))
y_pixels = min(
max(
y_total_pixels - page * (self.preview.layout.page_height +
self.preview.layout.page_gap), 0),
self.preview.layout.page_height)
x = x_pixels / self.preview.layout.scale_factor
y = y_pixels / self.preview.layout.scale_factor
page += 1
poppler_page = self.preview.poppler_document.get_page(page - 1)
rect = Poppler.Rectangle()
rect.x1 = max(min(x, self.preview.page_width), 0)
rect.y1 = max(min(y, self.preview.page_height), 0)
rect.x2 = max(min(x, self.preview.page_width), 0)
rect.y2 = max(min(y, self.preview.page_height), 0)
word = poppler_page.get_selected_text(Poppler.SelectionStyle.WORD,
rect)
context = poppler_page.get_selected_text(Poppler.SelectionStyle.LINE,
rect)
self.preview.document.build_system.backward_sync(
page, x, y, word, context)
def get_annot_action(self, link_type, action, rect):
""" Get the function to be called when the link is followed.
"""
if link_type == Poppler.ActionType.RENDITION:
media = action.rendition.media
if media.is_embedded():
ext = get_extension(media.get_mime_type())
with tempfile.NamedTemporaryFile('wb',
suffix=ext,
prefix='pdf_embed_',
delete=False) as f:
# now the file name is shotgunned
filename = f.name
self.parent.remove_on_exit(filename)
if not media.save(filename):
print(_("Pympress can not extract embedded media"))
return None
else:
filename = self.parent.get_full_path(media.get_filename())
if not filename:
print(
_("Pympress can not find file ") +
media.get_filename())
return None
# TODO grab the show_controls, autoplay, repeat
relative_margins = Poppler.Rectangle()
relative_margins.x1 = rect.x1 / self.pw # left
relative_margins.x2 = 1.0 - rect.x2 / self.pw # right
relative_margins.y1 = rect.y1 / self.ph # bottom
relative_margins.y2 = 1.0 - rect.y2 / self.ph # top
media = (relative_margins, filename, False)
self.medias.append(media)
return lambda: pympress.ui.UI.play_media(hash(media))
else:
return self.get_link_action(link_type, action)
def __init__(self, page, number, parent):
self.page = page
self.page_nb = number
self.parent = parent
self.page_label = self.page.get_label()
self.links = []
self.medias = []
self.annotations = []
# Read page size
self.pw, self.ph = self.page.get_size()
# Read links on the page
for link in self.page.get_link_mapping():
action = self.get_link_action(link.action.type, link.action)
my_link = Link(link.area.x1, link.area.y1, link.area.x2,
link.area.y2, action)
self.links.append(my_link)
# Read annotations, in particular those that indicate media
for annotation in self.page.get_annot_mapping():
content = annotation.annot.get_contents()
if content:
self.annotations.append(content)
annot_type = annotation.annot.get_annot_type()
if annot_type == Poppler.AnnotType.LINK:
# just an Annot, not subclassed -- probably redundant with links
continue
elif annot_type == Poppler.AnnotType.MOVIE:
movie = annotation.annot.get_movie()
filepath = self.parent.get_full_path(movie.get_filename())
if filepath:
# TODO there is no autoplay, or repeatCount
relative_margins = Poppler.Rectangle()
relative_margins.x1 = annotation.area.x1 / self.pw # left
relative_margins.x2 = 1.0 - annotation.area.x2 / self.pw # right
relative_margins.y1 = annotation.area.y1 / self.ph # bottom
relative_margins.y2 = 1.0 - annotation.area.y2 / self.ph # top
media = (relative_margins, filepath, movie.show_controls())
self.medias.append(media)
action = Link.build_closure(self.parent.play_media,
hash(media))
else:
logger.error(
_("Pympress can not find file ") +
movie.get_filename())
continue
elif annot_type == Poppler.AnnotType.SCREEN:
action_obj = annotation.annot.get_action()
if not action_obj:
continue
action = self.get_annot_action(action_obj.any.type, action_obj,
annotation.area)
if not action:
continue
elif annot_type == Poppler.AnnotType.FILE_ATTACHMENT:
attachment = annotation.annot.get_attachment()
prefix, ext = os.path.splitext(attachment.name)
with tempfile.NamedTemporaryFile('wb',
suffix=ext,
prefix=prefix,
delete=False) as f:
# now the file name is shotgunned
filename = f.name
self.parent.remove_on_exit(filename)
if not attachment.save(filename):
logger.error(_("Pympress can not extract attached file"))
continue
action = Link.build_closure(fileopen, filename)
elif annot_type in {
Poppler.AnnotType.TEXT, Poppler.AnnotType.POPUP,
Poppler.AnnotType.FREE_TEXT
}:
# text-only annotations, hide them from screen
self.page.remove_annot(annotation.annot)
continue
elif annot_type in {
Poppler.AnnotType.STRIKE_OUT, Poppler.AnnotType.HIGHLIGHT,
Poppler.AnnotType.UNDERLINE, Poppler.AnnotType.SQUIGGLY,
Poppler.AnnotType.POLYGON, Poppler.AnnotType.POLY_LINE,
Poppler.AnnotType.SQUARE, Poppler.AnnotType.CIRCLE,
Poppler.AnnotType.CARET, Poppler.AnnotType.LINE,
Poppler.AnnotType.STAMP, Poppler.AnnotType.INK
}:
# Poppler already renders annotation of these types, nothing more can be done
# even though the rendering isn't always perfect.
continue
else:
logger.warning(
_("Pympress can not interpret annotation of type:") +
" {} ".format(annot_type))
continue
my_annotation = Link(annotation.area.x1, annotation.area.y1,
annotation.area.x2, annotation.area.y2,
action)
self.links.append(my_annotation)
def __init__(self, page, number, parent):
"""
Args:
doc (:class:`Poppler.Page`): the poppler object around the page
number (integer): number of the page to fetch in the document
parent (:class:`pympress.document.Document`): the parent Document class
"""
self.page = page
self.page_nb = number
self.parent = parent
self.links = []
self.medias = []
self.annotations = []
# Read page size
self.pw, self.ph = self.page.get_size()
# Read links on the page
for link in self.page.get_link_mapping():
action = self.get_link_action(link.action.type, link.action)
my_link = Link(link.area.x1, link.area.y1, link.area.x2,
link.area.y2, action)
self.links.append(my_link)
# Read annotations, in particular those that indicate media
for annotation in self.page.get_annot_mapping():
annot_type = annotation.annot.get_annot_type()
if annot_type == Poppler.AnnotType.LINK:
# just an Annot, not subclassed -- probably redundant with links
continue
elif annot_type == Poppler.AnnotType.MOVIE:
movie = annotation.annot.get_movie()
filepath = self.parent.get_full_path(movie.get_filename())
if filepath:
# TODO there is no autoplay, or repeatCount
relative_margins = Poppler.Rectangle()
relative_margins.x1 = annotation.area.x1 / self.pw # left
relative_margins.x2 = 1.0 - annotation.area.x2 / self.pw # right
relative_margins.y1 = annotation.area.y1 / self.ph # bottom
relative_margins.y2 = 1.0 - annotation.area.y2 / self.ph # top
media = (relative_margins, filepath, movie.show_controls())
self.medias.append(media)
action = lambda: pympress.ui.UI.play_media(hash(media))
else:
logger.error(
_("Pympress can not find file ") +
movie.get_filename())
continue
elif annot_type == Poppler.AnnotType.SCREEN:
action_obj = annotation.annot.get_action()
action = self.get_annot_action(action_obj.any.type, action_obj,
annotation.area)
if not action:
continue
elif annot_type == Poppler.AnnotType.TEXT:
self.annotations.append(annotation.annot.get_contents())
# hide post-it sort of button on screen
self.page.remove_annot(annotation.annot)
continue
elif annot_type == Poppler.AnnotType.FREE_TEXT:
# Poppler already renders annotation of this type
continue
else:
logger.warning(
_("Pympress can not interpret annotation of type:") +
" {} ".format(annot_type))
continue
my_annotation = Link(annotation.area.x1, annotation.area.y1,
annotation.area.x2, annotation.area.y2,
action)
self.links.append(my_annotation)
