def __init__(self, source_file=None, parent=None):
"""
Create a new PynalDocument for the given file.
Parameters:
source_file -- String path to the pdf that is to be displayed.
parent -- the parent widget of this widget.
"""
QtGui.QGraphicsView.__init__(self, parent)
self.max_width = -1
self.setCursor(tools.current_tool.cursor)
# Needed for proper rendering of selection box
self.setViewportUpdateMode(self.FullViewportUpdate)
self.configure_scene()
# Set the default zoom level to 1.0
self.scale_level = 1
self.pages = []
# if Config.get_group("rendering").readEntry("use_opengl", False).toBool():
# self.setViewport(QtOpenGL.QGLWidget())
if source_file is not None:
self.document = QtPoppler.Poppler.Document.load(source_file)
self.document.setRenderHint(QtPoppler.Poppler.Document.Antialiasing and
QtPoppler.Poppler.Document.TextAntialiasing)
# This might want to be moved into an own thread
# (when numPages is over a certain threshold?)
for page_number in range(0, self.document.numPages()):
self.insert_new_page_at(page_number,
Backgrounds.pdf_page(self.document.page(page_number)))
# Note that the pdf pages are not rendered
# now. That happens when the page is to be
# displayed / cached for displaying.
else:
self.insert_new_page_at(0) # Add an empty page.
self.undo_stack = kdeui.KUndoStack(self)
self.removed_pages = []
self.cache = PynalCache()
def insert_new_page_at(self, index, bg_source=None):
"""
Insert a new page at the given index.
Parameters:
index -- Index/site number that this page will have.
bg_source -- The bg_source for this page. None results in a blank page.
"""
if bg_source is None:
bg_source = Backgrounds.empty_background()
new_page = DocumentPage(self, index, bg_source)
if new_page.boundingRect().width() > self.max_width:
self.max_width = new_page.boundingRect().width()
self.pages.insert(index, new_page)
# Move all pages after this down to accommodate it.
for i in range(index + 1, len(self.pages)):
self.pages[i].page_number = i
self.pages[i].update_bounding_rect()
self.refresh_viewport_size()
def __init__(self, source_file=None, parent=None):
"""
Create a new PynalDocument for the given file.
Parameters:
source_file -- String path to the pdf that is to be displayed.
parent -- the parent widget of this widget.
"""
QtGui.QGraphicsView.__init__(self, parent)
self.max_width = -1
self.setCursor(tools.current_tool.cursor)
self.configure_scene()
# Set the default zoom level to 1.0
self.scale_level = 1
self.pages = []
self.undoStack = QtGui.QUndoStack(self)
if Config.get_group("rendering").readEntry("use_opengl", False).toBool():
self.setViewport(QtOpenGL.QGLWidget())
if source_file is not None:
self.document = QtPoppler.Poppler.Document.load(source_file)
self.document.setRenderHint(QtPoppler.Poppler.Document.Antialiasing and
QtPoppler.Poppler.Document.TextAntialiasing)
# This might want to be moved into an own thread
# (when numPages is over a certain threshold?)
for page_number in range(0, self.document.numPages()):
self.insert_new_page_at(page_number,
Backgrounds.pdf_page(self.document.page(page_number)))
# Note that the pdf pages are not rendered
# now. That happens when the page is to be
# displayed / cached for displaying.
else:
self.insert_new_page_at(0) # Add an empty page.
self.undo_stack = kdeui.KUndoStack(self)
self.removed_pages = []
# Toolbar
toolbar = QtGui.QToolBar()
# Actions
self.actionAdd = toolbar.addAction("New", self.refresh_viewport_size)
self.actionEdit = toolbar.addAction("Edit", self.refresh_viewport_size)
self.actionDelete = toolbar.addAction("Delete", self.refresh_viewport_size)
self.setContextMenuPolicy( QtCore.Qt.CustomContextMenu )
self.connect(self, QtCore.SIGNAL('customContextMenuRequested(const QPoint&)'), self.on_context_menu)
# Popup Menu
self.popMenu = QtGui.QMenu(self)
self.popMenu.addAction( self.actionEdit )
self.popMenu.addAction( self.actionDelete )
self.popMenu.addSeparator()
self.popMenu.addAction( self.actionAdd )
self.cache = PynalCache()
def checked_bg(self):
""" Set the background to checked. """
parent = self.parentItem()
parent.bg_source = Backgrounds.checked_background(size=parent.bg_source.sizeF())
parent.background_is_dirty = True
def plain_bg(self):
""" Set the background to plain. """
parent = self.parentItem()
parent.bg_source = Backgrounds.empty_background(size=parent.bg_source.sizeF())
parent.background_is_dirty = True