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 load_js(self): if self.js is None: from calibre.utils.resources import compiled_coffeescript self.js = compiled_coffeescript('ebooks.oeb.display.utils') self.js += compiled_coffeescript('ebooks.oeb.polish.choose') self.mainFrame().addToJavaScriptWindowObject("py_bridge", self) self.evaljs(self.js)
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): 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.indexing') self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged') self.view.page().mainFrame().addToJavaScriptWindowObject("py_bridge", self) evaljs = self.view.page().mainFrame().evaluateJavaScript evaljs(self.paged_js) evaljs(''' py_bridge.__defineGetter__('value', function() { return JSON.parse(this._pass_json_value); }); py_bridge.__defineSetter__('value', function(val) { this._pass_json_value = JSON.stringify(val); }); document.body.style.backgroundColor = "white"; paged_display.set_geometry(1, %d, %d, %d); paged_display.layout(); paged_display.fit_images(); py_bridge.value = book_indexing.all_links_and_anchors(); '''%(self.margin_top, 0, self.margin_bottom)) if self.header: self.bridge_value = self.header evaljs('paged_display.header_template = py_bridge.value') if self.footer: self.bridge_value = self.footer evaljs('paged_display.footer_template = py_bridge.value') if self.header or self.footer: evaljs('paged_display.create_header_footer();') amap = self.bridge_value if not isinstance(amap, dict): amap = {'links':[], 'anchors':{}} # Some javascript error occurred start_page = self.current_page_num mf = self.view.page().mainFrame() while True: self.doc.init_page() if self.header or self.footer: evaljs('paged_display.update_header_footer(%d)'%self.current_page_num) self.painter.save() mf.render(self.painter) self.painter.restore() nsl = evaljs('paged_display.next_screen_location()').toInt() self.doc.end_page() if not nsl[1] or nsl[0] <= 0: break evaljs('window.scrollTo(%d, 0); paged_display.position_header_footer();'%nsl[0]) if self.doc.errors_occurred: break if not self.doc.errors_occurred: self.doc.add_links(self.current_item, start_page, amap['links'], amap['anchors'])
def init_javascript(self): if not hasattr(self, 'js'): from calibre.utils.resources import compiled_coffeescript self.js = compiled_coffeescript('ebooks.oeb.display.utils', dynamic=False) self.js += compiled_coffeescript('ebooks.oeb.polish.preview', dynamic=False) self._line_numbers = None mf = self.mainFrame() mf.addToJavaScriptWindowObject("py_bridge", self) mf.evaluateJavaScript(self.js)
def do_paged_render(self): 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.indexing') self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged') self.view.page().mainFrame().addToJavaScriptWindowObject( "py_bridge", self) evaljs = self.view.page().mainFrame().evaluateJavaScript evaljs(self.paged_js) evaljs(''' py_bridge.__defineGetter__('value', function() { return JSON.parse(this._pass_json_value); }); py_bridge.__defineSetter__('value', function(val) { this._pass_json_value = JSON.stringify(val); }); 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() start_page = self.current_page_num if not self.first_page: start_page += 1 while True: if not self.first_page: if self.printer.newPage(): self.current_page_num += 1 self.first_page = False mf.render(self.painter) try: nsl = int(evaljs('paged_display.next_screen_location()')) except (TypeError, ValueError): break if nsl <= 0: break evaljs('window.scrollTo(%d, 0)' % nsl) self.bridge_value = tuple(self.outline.anchor_map[self.current_item]) evaljs( 'py_bridge.value = book_indexing.anchor_positions(py_bridge.value)' ) amap = self.bridge_value if not isinstance(amap, dict): amap = {} # Some javascript error occurred self.outline.set_pos(self.current_item, None, start_page, 0) for anchor, x in amap.iteritems(): pagenum, ypos = x self.outline.set_pos(self.current_item, anchor, start_page + pagenum, ypos)
def __init__(self, iterator, parent): QObject.__init__(self, parent) self.current_index = 0 self.iterator = iterator self.view = QWebView(self.parent()) self.mf = mf = self.view.page().mainFrame() for x in (Qt.Horizontal, Qt.Vertical): mf.setScrollBarPolicy(x, Qt.ScrollBarAlwaysOff) self.view.loadFinished.connect(self.load_finished) self.paged_js = compiled_coffeescript('ebooks.oeb.display.utils') self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged')
def init_javascript(self): if not hasattr(self, 'js'): from calibre.utils.resources import compiled_coffeescript self.js = compiled_coffeescript('ebooks.oeb.display.utils', dynamic=False) self.js += P('csscolorparser.js', data=True, allow_user_override=False) self.js += compiled_coffeescript('ebooks.oeb.polish.preview', dynamic=False) if isinstance(self.js, bytes): self.js = self.js.decode('utf-8') self._line_numbers = None mf = self.mainFrame() mf.addToJavaScriptWindowObject("py_bridge", self) mf.evaluateJavaScript(self.js)
def do_paged_render(self): 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.indexing') self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged') self.view.page().mainFrame().addToJavaScriptWindowObject("py_bridge", self) evaljs = self.view.page().mainFrame().evaluateJavaScript evaljs(self.paged_js) evaljs(''' py_bridge.__defineGetter__('value', function() { return JSON.parse(this._pass_json_value); }); py_bridge.__defineSetter__('value', function(val) { this._pass_json_value = JSON.stringify(val); }); document.body.style.backgroundColor = "white"; paged_display.set_geometry(1, %d, %d, %d); paged_display.layout(); paged_display.fit_images(); '''%(self.margin_top, self.margin_size, self.margin_bottom)) mf = self.view.page().mainFrame() start_page = self.current_page_num dx = 0 while True: self.doc.init_page() self.painter.save() mf.render(self.painter) self.painter.restore() nsl = evaljs('paged_display.next_screen_location()').toInt() self.doc.end_page() if not nsl[1] or nsl[0] <= 0: break dx = nsl[0] evaljs('window.scrollTo(%d, 0)'%dx) if self.doc.errors_occurred: break self.bridge_value = tuple(self.outline.anchor_map[self.current_item]) evaljs('py_bridge.value = book_indexing.anchor_positions(py_bridge.value)') amap = self.bridge_value if not isinstance(amap, dict): amap = {} # Some javascript error occurred self.outline.set_pos(self.current_item, None, start_page, 0) for anchor, x in amap.iteritems(): pagenum, ypos = x self.outline.set_pos(self.current_item, anchor, start_page + pagenum, ypos)
def load_js(self): self.longjs_counter = 0 if self.js is None: from calibre.utils.resources import compiled_coffeescript self.js = compiled_coffeescript('ebooks.oeb.display.utils') self.js += compiled_coffeescript('ebooks.oeb.polish.font_stats') self.mainFrame().addToJavaScriptWindowObject("py_bridge", self) self.evaljs(self.js) self.evaljs(''' Object.defineProperty(py_bridge, 'value', { get : function() { return JSON.parse(this._pass_json_value); }, set : function(val) { this._pass_json_value = JSON.stringify(val); } }); ''')
def do_paged_render(self): 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.indexing') self.paged_js += compiled_coffeescript('ebooks.oeb.display.paged') self.view.page().mainFrame().addToJavaScriptWindowObject("py_bridge", self) evaljs = self.view.page().mainFrame().evaluateJavaScript evaljs(self.paged_js) evaljs(''' py_bridge.__defineGetter__('value', function() { return JSON.parse(this._pass_json_value); }); py_bridge.__defineSetter__('value', function(val) { this._pass_json_value = JSON.stringify(val); }); 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() start_page = self.current_page_num if not self.first_page: start_page += 1 while True: if not self.first_page: if self.printer.newPage(): self.current_page_num += 1 self.first_page = False mf.render(self.painter) try: nsl = int(evaljs('paged_display.next_screen_location()')) except (TypeError, ValueError): break if nsl <= 0: break evaljs('window.scrollTo(%d, 0)'%nsl) self.bridge_value = tuple(self.outline.anchor_map[self.current_item]) evaljs('py_bridge.value = book_indexing.anchor_positions(py_bridge.value)') amap = self.bridge_value if not isinstance(amap, dict): amap = {} # Some javascript error occurred self.outline.set_pos(self.current_item, None, start_page, 0) for anchor, x in amap.iteritems(): pagenum, ypos = x self.outline.set_pos(self.current_item, anchor, start_page + pagenum, ypos)
def load_js(self): if self.js is None: from calibre.utils.resources import compiled_coffeescript self.js = compiled_coffeescript('ebooks.oeb.display.utils') self.js += compiled_coffeescript('ebooks.oeb.polish.font_stats') self.mainFrame().addToJavaScriptWindowObject("py_bridge", self) self.evaljs(self.js) self.evaljs(''' py_bridge.__defineGetter__('value', function() { return JSON.parse(this._pass_json_value); }); py_bridge.__defineSetter__('value', function(val) { this._pass_json_value = JSON.stringify(val); }); ''')
def get(self, name): ans = self._cache.get(name, None) if ans is None: src = self.CS.get(name, None) if src is None: src = self.JS.get(name, None) if src is None: raise KeyError('No such resource: %s'%name) ans = P(src, data=True, allow_user_override=False).decode('utf-8') else: dynamic = self._dynamic_coffeescript and calibre.__file__ and not calibre.__file__.endswith('.pyo') and os.path.exists(calibre.__file__) ans = compiled_coffeescript(src, dynamic=dynamic).decode('utf-8') self._cache[name] = ans return ans
def get(self, name): ans = self._cache.get(name, None) if ans is None: src = self.CS.get(name, None) if src is None: src = self.JS.get(name, None) if src is None: raise KeyError('No such resource: %s' % name) ans = P(src, data=True, allow_user_override=False).decode('utf-8') else: dynamic = (self._dynamic_coffeescript and os.path.exists(calibre.__file__)) ans = compiled_coffeescript(src, dynamic=dynamic).decode('utf-8') self._cache[name] = ans return ans