def _populate_covers(self): ''' Display calibre cover for both unless mismatch ''' def _fetch_marvin_cover(border_width=0): ''' Retrieve LargeCoverJpg from cache ''' #self._log_location('border_width: {0}'.format(border_width)) con = sqlite3.connect(self.marvin_db_path) with con: con.row_factory = sqlite3.Row # Fetch Hash from mainDb cover_cur = con.cursor() cover_cur.execute('''SELECT Hash FROM Books WHERE ID = '{0}' '''.format(self.book_id)) row = cover_cur.fetchone() book_hash = row[b'Hash'] large_covers_subpath = self.connected_device._cover_subpath(size="large") cover_path = '/'.join([large_covers_subpath, '%s.jpg' % book_hash]) stats = self.parent.ios.exists(cover_path) if stats: self._log("fetching large cover from cache") #self._log("cover size: {:,} bytes".format(int(stats['st_size']))) cover_bytes = self.parent.ios.read(cover_path, mode='rb') m_image = QImage() m_image.loadFromData(cover_bytes) if border_width: # Construct a QPixmap with oversized yellow background m_image = m_image.scaledToHeight( self.COVER_ICON_SIZE - border_width * 2, Qt.SmoothTransformation) self.m_pixmap = QPixmap( QSize(m_image.width() + border_width * 2, m_image.height() + border_width * 2)) m_painter = QPainter(self.m_pixmap) m_painter.setRenderHints(m_painter.Antialiasing) m_painter.fillRect(self.m_pixmap.rect(), self.MISMATCH_COLOR) m_painter.drawImage(border_width, border_width, m_image) else: m_image = m_image.scaledToHeight( self.COVER_ICON_SIZE, Qt.SmoothTransformation) self.m_pixmap = QPixmap( QSize(m_image.width(), m_image.height())) m_painter = QPainter(self.m_pixmap) m_painter.setRenderHints(m_painter.Antialiasing) m_painter.drawImage(0, 0, m_image) self.marvin_cover.setPixmap(self.m_pixmap) else: # No cover available, use generic self._log("No cached cover, using generic") pixmap = QPixmap() pixmap.load(I('book.png')) pixmap = pixmap.scaled(self.COVER_ICON_SIZE, self.COVER_ICON_SIZE, aspectRatioMode=Qt.KeepAspectRatio, transformMode=Qt.SmoothTransformation) self.marvin_cover.setPixmap(pixmap) self.calibre_cover.setMaximumSize(QSize(self.COVER_ICON_SIZE, self.COVER_ICON_SIZE)) self.calibre_cover.setText('') self.calibre_cover.setScaledContents(False) self.marvin_cover.setMaximumSize(QSize(self.COVER_ICON_SIZE, self.COVER_ICON_SIZE)) self.marvin_cover.setText('') self.marvin_cover.setScaledContents(False) if self.cid: db = self.opts.gui.current_db if 'cover_hash' not in self.mismatches: mi = db.get_metadata(self.cid, index_is_id=True, get_cover=True, cover_as_data=True) c_image = QImage() if mi.has_cover: c_image.loadFromData(mi.cover_data[1]) c_image = c_image.scaledToHeight(self.COVER_ICON_SIZE, Qt.SmoothTransformation) self.c_pixmap = QPixmap(QSize(c_image.width(), c_image.height())) c_painter = QPainter(self.c_pixmap) c_painter.setRenderHints(c_painter.Antialiasing) c_painter.drawImage(0, 0, c_image) else: c_image.load(I('book.png')) c_image = c_image.scaledToWidth(135, Qt.SmoothTransformation) # Construct a QPixmap with dialog background self.c_pixmap = QPixmap( QSize(c_image.width(), c_image.height())) c_painter = QPainter(self.c_pixmap) c_painter.setRenderHints(c_painter.Antialiasing) bgcolor = self.palette().color(QPalette.Background) c_painter.fillRect(self.c_pixmap.rect(), bgcolor) c_painter.drawImage(0, 0, c_image) # Set calibre cover self.calibre_cover.setPixmap(self.c_pixmap) if self.opts.prefs.get('development_mode', False): # Show individual covers _fetch_marvin_cover() else: # Show calibre cover on both sides self.marvin_cover.setPixmap(self.c_pixmap) else: # Covers don't match - render with border # Construct a QImage with the cover sized to fit inside border c_image = QImage() cdata = db.cover(self.cid, index_is_id=True) if cdata is None: c_image.load(I('book.png')) self.calibre_cover.setScaledContents(True) else: c_image.loadFromData(cdata) c_image = c_image.scaledToHeight( self.COVER_ICON_SIZE - self.BORDER_WIDTH * 2, Qt.SmoothTransformation) # Construct a QPixmap with yellow background self.c_pixmap = QPixmap( QSize(c_image.width() + self.BORDER_WIDTH * 2, c_image.height() + self.BORDER_WIDTH * 2)) c_painter = QPainter(self.c_pixmap) c_painter.setRenderHints(c_painter.Antialiasing) c_painter.fillRect(self.c_pixmap.rect(),self.MISMATCH_COLOR) c_painter.drawImage(self.BORDER_WIDTH, self.BORDER_WIDTH, c_image) self.calibre_cover.setPixmap(self.c_pixmap) # Render Marvin cover with small border if different covers, # large cover if no cover hash (loaded via OPDS) border_width = self.BORDER_WIDTH if self.mismatches['cover_hash']['Marvin'] is None: border_width = self.BORDER_WIDTH * 3 _fetch_marvin_cover(border_width=border_width) else: _fetch_marvin_cover()
def _populate_covers(self): ''' Display calibre cover for both unless mismatch ''' def _fetch_marvin_cover(with_border=False): ''' Retrieve LargeCoverJpg from cache ''' self._log_location() con = sqlite3.connect(self.marvin_db_path) with con: con.row_factory = sqlite3.Row # Fetch Hash from mainDb cover_cur = con.cursor() cover_cur.execute('''SELECT Hash FROM Books WHERE ID = '{0}' '''.format(self.book_id)) row = cover_cur.fetchone() book_hash = row[b'Hash'] large_covers_subpath = self.connected_device._cover_subpath( size="large") cover_path = '/'.join([large_covers_subpath, '%s.jpg' % book_hash]) stats = self.parent.ios.exists(cover_path) if stats: self._log("fetching large cover from cache") #self._log("cover size: {:,} bytes".format(int(stats['st_size']))) cover_bytes = self.parent.ios.read(cover_path, mode='rb') m_image = QImage() m_image.loadFromData(cover_bytes) if with_border: m_image = m_image.scaledToHeight( self.COVER_ICON_SIZE - self.BORDER_WIDTH * 2, Qt.SmoothTransformation) # Construct a QPixmap with yellow background self.m_pixmap = QPixmap( QSize(m_image.width() + self.BORDER_WIDTH * 2, m_image.height() + self.BORDER_WIDTH * 2)) m_painter = QPainter(self.m_pixmap) m_painter.setRenderHints(m_painter.Antialiasing) m_painter.fillRect(self.m_pixmap.rect(), QColor(0xFD, 0xFF, 0x99)) m_painter.drawImage(self.BORDER_WIDTH, self.BORDER_WIDTH, m_image) else: m_image = m_image.scaledToHeight(self.COVER_ICON_SIZE, Qt.SmoothTransformation) self.m_pixmap = QPixmap( QSize(m_image.width(), m_image.height())) m_painter = QPainter(self.m_pixmap) m_painter.setRenderHints(m_painter.Antialiasing) m_painter.drawImage(0, 0, m_image) self.marvin_cover.setPixmap(self.m_pixmap) else: # No cover available, use generic self._log("No cached cover, using generic") pixmap = QPixmap() pixmap.load(I('book.png')) pixmap = pixmap.scaled(self.COVER_ICON_SIZE, self.COVER_ICON_SIZE, aspectRatioMode=Qt.KeepAspectRatio, transformMode=Qt.SmoothTransformation) self.marvin_cover.setPixmap(pixmap) self.calibre_cover.setMaximumSize( QSize(self.COVER_ICON_SIZE, self.COVER_ICON_SIZE)) self.calibre_cover.setText('') self.calibre_cover.setScaledContents(False) self.marvin_cover.setMaximumSize( QSize(self.COVER_ICON_SIZE, self.COVER_ICON_SIZE)) self.marvin_cover.setText('') self.marvin_cover.setScaledContents(False) if self.cid: db = self.opts.gui.current_db if 'cover_hash' not in self.mismatches: mi = db.get_metadata(self.cid, index_is_id=True, get_cover=True, cover_as_data=True) c_image = QImage() if mi.has_cover: c_image.loadFromData(mi.cover_data[1]) c_image = c_image.scaledToHeight(self.COVER_ICON_SIZE, Qt.SmoothTransformation) self.c_pixmap = QPixmap( QSize(c_image.width(), c_image.height())) c_painter = QPainter(self.c_pixmap) c_painter.setRenderHints(c_painter.Antialiasing) c_painter.drawImage(0, 0, c_image) else: c_image.load(I('book.png')) c_image = c_image.scaledToWidth(135, Qt.SmoothTransformation) # Construct a QPixmap with dialog background self.c_pixmap = QPixmap( QSize(c_image.width(), c_image.height())) c_painter = QPainter(self.c_pixmap) c_painter.setRenderHints(c_painter.Antialiasing) bgcolor = self.palette().color(QPalette.Background) c_painter.fillRect(self.c_pixmap.rect(), bgcolor) c_painter.drawImage(0, 0, c_image) # Set calibre cover self.calibre_cover.setPixmap(self.c_pixmap) if self.opts.prefs.get('development_mode', False): # Show individual covers _fetch_marvin_cover() else: # Show calibre cover on both sides self.marvin_cover.setPixmap(self.c_pixmap) else: # Covers don't match - render with border # Construct a QImage with the cover sized to fit inside border c_image = QImage() cdata = db.cover(self.cid, index_is_id=True) if cdata is None: c_image.load(I('book.png')) else: c_image.loadFromData(cdata) c_image = c_image.scaledToHeight( self.COVER_ICON_SIZE - self.BORDER_WIDTH * 2, Qt.SmoothTransformation) # Construct a QPixmap with yellow background self.c_pixmap = QPixmap( QSize(c_image.width() + self.BORDER_WIDTH * 2, c_image.height() + self.BORDER_WIDTH * 2)) c_painter = QPainter(self.c_pixmap) c_painter.setRenderHints(c_painter.Antialiasing) c_painter.fillRect(self.c_pixmap.rect(), QColor(0xFD, 0xFF, 0x99)) c_painter.drawImage(self.BORDER_WIDTH, self.BORDER_WIDTH, c_image) self.calibre_cover.setPixmap(self.c_pixmap) _fetch_marvin_cover(with_border=True) else: _fetch_marvin_cover()
class Slideshow(Slide): ''' basic slideshow class for FabLabInfo ''' imgList = list() def __init__(self, parent = None): ''' Constructor ''' super(Slideshow, self).__init__(parent) #self.setStyleSheet("background: #000;") self.imageLabel = QLabel() self.imageLabel.setSizePolicy(QSizePolicy.Ignored, QSizePolicy.Ignored) self.imageLabel.setParent(self) self.validityChecker = QImage() self.slideIterator = 0 self.interval = 1 self.timer.timeout.connect(self.nextImage) self.fileList = list() self.currIndex = 0 self.layout = QHBoxLayout() self.layout.setMargin(0) self.layout.addWidget(self.imageLabel) self.layout.setAlignment(self.imageLabel, Qt.AlignHCenter) self.setLayout(self.layout) def setup(self, imgFolder, interval=10, cacheSize=10): ''' setup the slide for it's display routine ''' self.interval = interval self.cacheSize = cacheSize self.fileList = glob(imgFolder + "/*.jpg") while len(self.imgList) < self.cacheSize: if self.validityChecker.load(self.fileList[self.currIndex%len(self.fileList)]): self.imgList.append(self.validityChecker) print("Image file found - caching it") self.currIndex += 1 def run(self): ''' run the widgets display routine ''' self.timer.start(self.interval*1000) self.nextImage() def nextImage(self): ''' take image from list and scale it to height of parent widget (which should be QMainWindow). Then generate a pixmap from the scaled image and display it on a QLabel''' image = self.imgList[(self.currIndex+1)%len(self.imgList)] currImage = QPixmap.fromImage(image.scaledToHeight(self.parentWidget().height(), Qt.SmoothTransformation)) self.imageLabel.setPixmap(currImage) if self.validityChecker.load(self.fileList[self.currIndex%len(self.fileList)]): self.imgList[self.currIndex%len(self.imgList)] = self.validityChecker print("Preloading next image") self.currIndex += 1 def stop(self): Slide.stop(self) self.timer.stop() self.currIndex=0 def shutdown(self): qWarning("Shutting down Slideshow-Module, this will purge all loaded images! \nTo pause, use stop() instead") Slide.shutdown(self) self.timer.stop() self.imgList.clear() self.fileList.clear() self.currIndex=0
# response = urllib.urlopen(url, proxies=proxies) response = urllib.urlopen(url) data = json.loads(response.read()) app = QApplication([]) printer = QPrinter(QPrinter.HighResolution) printer.setOutputFormat(QPrinter.PdfFormat) printer.setPageSize(QPrinter.A6) printer.setOrientation(QPrinter.Landscape) printer.setPageMargins(0, 0, 0, 0, QPrinter.Millimeter) printer.setFullPage(False) bkgimg = QImage() if not bkgimg.load("KosyMost.png", format="png"): print "Not loaded" printer.setOutputFileName("contigo.pdf") painter = QPainter(printer) maxx = painter.device().width() maxy = painter.device().height() print "Wymiary: %d,%d" % (maxx, maxy) q = QRectF(0, 2 * maxy / 10, maxx, 2 * maxy / 10) a = QRectF(0, 4 * maxy / 10, maxx, 2 * maxy / 10) penHText = QPen(QColor("#c60b1e"))