def do_paged_render(self, outpath):
from PyQt4.Qt import QSize, QPainter
if self.paged_js is None:
from calibre.utils.resources import compiled_coffeescript
self.paged_js = compiled_coffeescript('ebooks.oeb.display.utils')
self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged')
printer = get_pdf_printer(self.opts, output_file_name=outpath)
painter = QPainter(printer)
zoomx = printer.logicalDpiX()/self.view.logicalDpiX()
zoomy = printer.logicalDpiY()/self.view.logicalDpiY()
painter.scale(zoomx, zoomy)
pr = printer.pageRect()
evaljs = self.view.page().mainFrame().evaluateJavaScript
evaljs(self.paged_js)
self.view.page().setViewportSize(QSize(pr.width()/zoomx,
pr.height()/zoomy))
evaljs('''
document.body.style.backgroundColor = "white";
paged_display.set_geometry(1, 0, 0, 0);
paged_display.layout();
paged_display.fit_images();
''')
mf = self.view.page().mainFrame()
while True:
mf.render(painter)
nsl = evaljs('paged_display.next_screen_location()').toInt()
if not nsl[1] or nsl[0] <= 0: break
evaljs('window.scrollTo(%d, 0)'%nsl[0])
printer.newPage()
painter.end()
printer.abort()
def do_paged_render(self, outpath):
from PyQt4.Qt import QSize, QPainter
if self.paged_js is None:
from calibre.utils.resources import compiled_coffeescript
self.paged_js = compiled_coffeescript('ebooks.oeb.display.utils')
self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged')
printer = get_pdf_printer(self.opts, output_file_name=outpath)
painter = QPainter(printer)
zoomx = printer.logicalDpiX() / self.view.logicalDpiX()
zoomy = printer.logicalDpiY() / self.view.logicalDpiY()
painter.scale(zoomx, zoomy)
pr = printer.pageRect()
evaljs = self.view.page().mainFrame().evaluateJavaScript
evaljs(self.paged_js)
self.view.page().setViewportSize(
QSize(pr.width() / zoomx,
pr.height() / zoomy))
evaljs('''
document.body.style.backgroundColor = "white";
paged_display.set_geometry(1, 0, 0, 0);
paged_display.layout();
paged_display.fit_images();
''')
mf = self.view.page().mainFrame()
while True:
mf.render(painter)
nsl = evaljs('paged_display.next_screen_location()').toInt()
if not nsl[1] or nsl[0] <= 0: break
evaljs('window.scrollTo(%d, 0)' % nsl[0])
printer.newPage()
painter.end()
printer.abort()
def setup_printer(self, outpath):
self.printer = self.painter = None
printer = get_pdf_printer(self.opts, output_file_name=outpath)
painter = QPainter(printer)
zoomx = printer.logicalDpiX() / self.view.logicalDpiX()
zoomy = printer.logicalDpiY() / self.view.logicalDpiY()
painter.scale(zoomx, zoomy)
pr = printer.pageRect()
self.printer, self.painter = printer, painter
self.viewport_size = QSize(pr.width() / zoomx, pr.height() / zoomy)
self.page.setViewportSize(self.viewport_size)
def setup_printer(self, outpath):
self.printer = self.painter = None
printer = get_pdf_printer(self.opts, output_file_name=outpath)
painter = QPainter(printer)
zoomx = printer.logicalDpiX() / self.view.logicalDpiX()
zoomy = printer.logicalDpiY() / self.view.logicalDpiY()
painter.scale(zoomx, zoomy)
pr = printer.pageRect()
self.printer, self.painter = printer, painter
self.viewport_size = QSize(pr.width() / zoomx, pr.height() / zoomy)
self.page.setViewportSize(self.viewport_size)
def do_print(self, printer):
painter = QPainter(printer)
zoomx = printer.logicalDpiX() / self.view.logicalDpiX()
zoomy = printer.logicalDpiY() / self.view.logicalDpiY()
painter.scale(zoomx, zoomy)
pr = printer.pageRect()
self.view.page().setViewportSize(
QSize(pr.width() / zoomx,
pr.height() / zoomy))
evaljs = self.mf.evaluateJavaScript
loop = QEventLoop(self)
first = True
for path in self.iterator.spine:
self.loaded_ok = None
load_html(path,
self.view,
codec=getattr(path, 'encoding', 'utf-8'),
mime_type=getattr(path, 'mime_type', None))
while self.loaded_ok is None:
loop.processEvents(loop.ExcludeUserInputEvents)
if not self.loaded_ok:
return error_dialog(self.parent(),
_('Failed to render'),
_('Failed to render document %s') % path,
show=True)
evaljs(self.paged_js)
evaljs('''
document.body.style.backgroundColor = "white";
paged_display.set_geometry(1, 0, 0, 0);
paged_display.layout();
paged_display.fit_images();
''')
while True:
if not first:
printer.newPage()
first = False
self.mf.render(painter)
nsl = evaljs('paged_display.next_screen_location()').toInt()
if not nsl[1] or nsl[0] <= 0: break
evaljs('window.scrollTo(%d, 0)' % nsl[0])
painter.end()
def do_print(self, printer):
painter = QPainter(printer)
zoomx = printer.logicalDpiX()/self.view.logicalDpiX()
zoomy = printer.logicalDpiY()/self.view.logicalDpiY()
painter.scale(zoomx, zoomy)
pr = printer.pageRect()
self.view.page().setViewportSize(QSize(pr.width()/zoomx,
pr.height()/zoomy))
evaljs = self.mf.evaluateJavaScript
loop = QEventLoop(self)
pagenum = 0
from_, to = printer.fromPage(), printer.toPage()
first = True
for path in self.iterator.spine:
self.loaded_ok = None
load_html(path, self.view, codec=getattr(path, 'encoding', 'utf-8'),
mime_type=getattr(path, 'mime_type', None))
while self.loaded_ok is None:
loop.processEvents(loop.ExcludeUserInputEvents)
if not self.loaded_ok:
return error_dialog(self.parent(), _('Failed to render'),
_('Failed to render document %s')%path, show=True)
evaljs(self.paged_js)
evaljs('''
document.body.style.backgroundColor = "white";
paged_display.set_geometry(1, 0, 0, 0);
paged_display.layout();
paged_display.fit_images();
''')
while True:
pagenum += 1
if (pagenum >= from_ and (to == 0 or pagenum <= to)):
if not first:
printer.newPage()
first = False
self.mf.render(painter)
nsl = evaljs('paged_display.next_screen_location()').toInt()
if not nsl[1] or nsl[0] <= 0: break
evaljs('window.scrollTo(%d, 0)'%nsl[0])
painter.end()
