def print_to_pdf(self, filename):
""" Saves page as a pdf file.
See qt4 QPrinter documentation for more detailed explanations
of options.
:param filename: The destination path.
"""
# TODO: read these from notebook metadata? args?
paper_size = (8.5, 11.0)
paper_margins = (0, 0, 0, 0)
paper_units = QPrinter.Inch
resolution = 1200
printer = QPrinter(QPrinter.HighResolution)
printer.setColorMode(QPrinter.Color)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setPageMargins(*(paper_margins + (paper_units,)))
printer.setPaperSize(QtCore.QSizeF(*paper_size), paper_units)
printer.setResolution(resolution)
printer.setFullPage(True)
printer.setOutputFileName(filename)
# get some sizes for calculations
nb_width, nb_height = self.selector_size("#notebook")
# make the screen really long to fit the notebook
self.session.page.setViewportSize(
QtCore.QSize(VIEWPORT[0], nb_height + 40)
)
body_width, body_height = self.selector_size("body")
# calculate the native size
ratio = paper_size[0] / body_width
# make the page really long to fit the notebook
printer.setPaperSize(
QtCore.QSizeF(paper_size[0], nb_height * ratio),
paper_units)
painter = QPainter(printer)
# this is a dark art
painter.scale(8, 8)
self.session.main_frame.render(painter)
painter.end()
def print_to_pdf(self, filename):
""" Saves page as a pdf file.
See qt4 QPrinter documentation for more detailed explanations
of options.
:param filename: The destination path.
"""
# TODO: read these from notebook metadata? args?
paper_size = (8.5, 11.0)
paper_margins = (0, 0, 0, 0)
paper_units = QPrinter.Inch
resolution = 1200
printer = QPrinter(QPrinter.HighResolution)
printer.setColorMode(QPrinter.Color)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setPageMargins(*(paper_margins + (paper_units, )))
printer.setPaperSize(QtCore.QSizeF(*paper_size), paper_units)
printer.setResolution(resolution)
printer.setFullPage(True)
printer.setOutputFileName(filename)
# get some sizes for calculations
nb_width, nb_height = self.selector_size("#notebook")
# make the screen really long to fit the notebook
self.session.page.setViewportSize(
QtCore.QSize(VIEWPORT[0], nb_height + 40))
body_width, body_height = self.selector_size("body")
# calculate the native size
ratio = paper_size[0] / body_width
# make the page really long to fit the notebook
printer.setPaperSize(QtCore.QSizeF(paper_size[0], nb_height * ratio),
paper_units)
painter = QPainter(printer)
# this is a dark art
painter.scale(8, 8)
self.session.main_frame.render(painter)
painter.end()
def screenshot(self, filename):
""" do an individual slide screenshot
big thanks to https://gist.github.com/jmaupetit/4217925
"""
printer = QPrinter(mode=QPrinter.ScreenResolution)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setPaperSize(QtCore.QSizeF(*reversed(VIEWPORT)),
QPrinter.DevicePixel)
printer.setOrientation(QPrinter.Landscape)
printer.setOutputFileName(filename)
printer.setPageMargins(0, 0, 0, 0, QPrinter.DevicePixel)
painter = QPainter(printer)
painter.scale(1.45, 1.45)
self.session.main_frame.render(painter)
painter.end()
def screenshot(self, filename):
""" do an individual slide screenshot
big thanks to https://gist.github.com/jmaupetit/4217925
"""
printer = QPrinter(mode=QPrinter.ScreenResolution)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setPaperSize(QtCore.QSizeF(*reversed(VIEWPORT)),
QPrinter.DevicePixel)
printer.setOrientation(QPrinter.Landscape)
printer.setOutputFileName(filename)
printer.setPageMargins(0, 0, 0, 0, QPrinter.DevicePixel)
painter = QPainter(printer)
painter.scale(1.45, 1.45)
self.session.main_frame.render(painter)
painter.end()