def showPicture(self): fileName = DBConnectSingleton.instance.getPicPath(self.p_id) self.lbl_photo_loc.setText(fileName) if (len(fileName) is not 0): print(fileName) img = QImage(fileName) if(img.width() is 0 or img.height() is 0): msgBox = QMessageBox() msgBox.setText("The file is not exist."); msgBox.exec(); return h = self.lbl_photo_view.height() w = self.lbl_photo_view.width() img_h = img.height() img_w = img.width() if (img_h > img_w): scale_factor = h / img_h img_h = h img_w *= scale_factor else: scale_factor = w / img_w img_w = w img_h *= scale_factor image = img.scaledToHeight(img_h) self.lbl_photo_view.setPixmap(QPixmap.fromImage(image))
def showPicture(self): fileName = DBConnectSingleton.instance.getPicPath(self.p_id) if (len(fileName) is not 0): print(fileName) img = QImage(fileName) if(img.height() is 0 or img.width() is 0): msg = QMessageBox() msg.setWindowTitle("ERROR") msg.setText("File open ERROR") msg.exec() return h = 155 w = 201 img_h = img.height() img_w = img.width() if (img_h > img_w): scale_factor = h / img_h img_h = h img_w *= scale_factor else: scale_factor = w / img_w img_w = w img_h *= scale_factor image = img.scaledToHeight(img_h) self.lbl_pic_view.setPixmap(QPixmap.fromImage(image))
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)
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 _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)
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()