Exemple #1
0
def drag_icon(self, cover, multiple):
    cover = cover.scaledToHeight(120, Qt.SmoothTransformation)
    if multiple:
        base_width = cover.width()
        base_height = cover.height()
        base = QImage(base_width + 21, base_height + 21,
                      QImage.Format_ARGB32_Premultiplied)
        base.fill(QColor(255, 255, 255, 0).rgba())
        p = QPainter(base)
        rect = QRect(20, 0, base_width, base_height)
        p.fillRect(rect, QColor('white'))
        p.drawRect(rect)
        rect.moveLeft(10)
        rect.moveTop(10)
        p.fillRect(rect, QColor('white'))
        p.drawRect(rect)
        rect.moveLeft(0)
        rect.moveTop(20)
        p.fillRect(rect, QColor('white'))
        p.save()
        p.setCompositionMode(p.CompositionMode_SourceAtop)
        p.drawImage(rect.topLeft(), cover)
        p.restore()
        p.drawRect(rect)
        p.end()
        cover = base
    return QPixmap.fromImage(cover)
Exemple #2
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def drag_icon(self, cover, multiple):
    cover = cover.scaledToHeight(120, Qt.SmoothTransformation)
    if multiple:
        base_width = cover.width()
        base_height = cover.height()
        base = QImage(base_width+21, base_height+21,
                QImage.Format_ARGB32_Premultiplied)
        base.fill(QColor(255, 255, 255, 0).rgba())
        p = QPainter(base)
        rect = QRect(20, 0, base_width, base_height)
        p.fillRect(rect, QColor('white'))
        p.drawRect(rect)
        rect.moveLeft(10)
        rect.moveTop(10)
        p.fillRect(rect, QColor('white'))
        p.drawRect(rect)
        rect.moveLeft(0)
        rect.moveTop(20)
        p.fillRect(rect, QColor('white'))
        p.save()
        p.setCompositionMode(p.CompositionMode_SourceAtop)
        p.drawImage(rect.topLeft(), cover)
        p.restore()
        p.drawRect(rect)
        p.end()
        cover = base
    return QPixmap.fromImage(cover)
Exemple #3
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    def add_image(self, img, cache_key):
        ref = self.get_image(cache_key)
        if ref is not None:
            return ref

        fmt = img.format()
        image = QImage(img)
        if (image.depth() == 1 and img.colorTable().size() == 2 and
            img.colorTable().at(0) == QColor(Qt.black).rgba() and
            img.colorTable().at(1) == QColor(Qt.white).rgba()):
            if fmt == QImage.Format_MonoLSB:
                image = image.convertToFormat(QImage.Format_Mono)
            fmt = QImage.Format_Mono
        else:
            if (fmt != QImage.Format_RGB32 and fmt != QImage.Format_ARGB32):
                image = image.convertToFormat(QImage.Format_ARGB32)
                fmt = QImage.Format_ARGB32

        w = image.width()
        h = image.height()
        d = image.depth()

        if fmt == QImage.Format_Mono:
            bytes_per_line = (w + 7) >> 3
            data = image.constBits().asstring(bytes_per_line * h)
            return self.write_image(data, w, h, d, cache_key=cache_key)

        has_alpha = False
        soft_mask = None

        if fmt == QImage.Format_ARGB32:
            tmask = image.constBits().asstring(4*w*h)[self.alpha_bit::4]
            sdata = bytearray(tmask)
            vals = set(sdata)
            vals.discard(255)  # discard opaque pixels
            has_alpha = bool(vals)
            if has_alpha:
                # Blend image onto a white background as otherwise Qt will render
                # transparent pixels as black
                background = QImage(image.size(), QImage.Format_ARGB32_Premultiplied)
                background.fill(Qt.white)
                painter = QPainter(background)
                painter.drawImage(0, 0, image)
                painter.end()
                image = background

        ba = QByteArray()
        buf = QBuffer(ba)
        image.save(buf, 'jpeg', 94)
        data = bytes(ba.data())

        if has_alpha:
            soft_mask = self.write_image(tmask, w, h, 8)

        return self.write_image(data, w, h, 32, dct=True,
                                soft_mask=soft_mask, cache_key=cache_key)
Exemple #4
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    def add_image(self, img, cache_key):
        ref = self.get_image(cache_key)
        if ref is not None:
            return ref

        fmt = img.format()
        image = QImage(img)
        if (image.depth() == 1 and img.colorTable().size() == 2 and
            img.colorTable().at(0) == QColor(Qt.black).rgba() and
            img.colorTable().at(1) == QColor(Qt.white).rgba()):
            if fmt == QImage.Format_MonoLSB:
                image = image.convertToFormat(QImage.Format_Mono)
            fmt = QImage.Format_Mono
        else:
            if (fmt != QImage.Format_RGB32 and fmt != QImage.Format_ARGB32):
                image = image.convertToFormat(QImage.Format_ARGB32)
                fmt = QImage.Format_ARGB32

        w = image.width()
        h = image.height()
        d = image.depth()

        if fmt == QImage.Format_Mono:
            bytes_per_line = (w + 7) >> 3
            data = image.constBits().asstring(bytes_per_line * h)
            return self.write_image(data, w, h, d, cache_key=cache_key)

        has_alpha = False
        soft_mask = None

        if fmt == QImage.Format_ARGB32:
            tmask = image.constBits().asstring(4*w*h)[self.alpha_bit::4]
            sdata = bytearray(tmask)
            vals = set(sdata)
            vals.discard(255)  # discard opaque pixels
            has_alpha = bool(vals)
            if has_alpha:
                # Blend image onto a white background as otherwise Qt will render
                # transparent pixels as black
                background = QImage(image.size(), QImage.Format_ARGB32_Premultiplied)
                background.fill(Qt.white)
                painter = QPainter(background)
                painter.drawImage(0, 0, image)
                painter.end()
                image = background

        ba = QByteArray()
        buf = QBuffer(ba)
        image.save(buf, 'jpeg', 94)
        data = bytes(ba.data())

        if has_alpha:
            soft_mask = self.write_image(tmask, w, h, 8)

        return self.write_image(data, w, h, 32, dct=True,
                                soft_mask=soft_mask, cache_key=cache_key)
Exemple #5
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 def __call__(self, canvas):
     if canvas.has_selection and canvas.selection_state.rect is not None:
         pimg = self.after_image
         img = self.after_image = QImage(canvas.current_image)
         rect = QRectF(*get_selection_rect(img, canvas.selection_state.rect, canvas.target))
         p = QPainter(img)
         p.setRenderHint(p.SmoothPixmapTransform, True)
         p.drawImage(rect, pimg, QRectF(pimg.rect()))
         p.end()
     return self.after_image
Exemple #6
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 def __call__(self, canvas):
     if canvas.has_selection and canvas.selection_state.rect is not None:
         pimg = self.after_image
         img = self.after_image = QImage(canvas.current_image)
         rect = QRectF(*get_selection_rect(img, canvas.selection_state.rect, canvas.target))
         p = QPainter(img)
         p.setRenderHint(p.SmoothPixmapTransform, True)
         p.drawImage(rect, pimg, QRectF(pimg.rect()))
         p.end()
     return self.after_image
Exemple #7
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 def makeQPixmap(self, width, height):
     data = numpy.zeros((width, height), float)
     data[...] = (numpy.arange(width) / (width - 1.))[:, numpy.newaxis]
     # make brush image -- diag background, with colormap on top
     img = QPixmap(width, height)
     painter = QPainter(img)
     painter.fillRect(0, 0, width, height, QBrush(QColor("white")))
     painter.fillRect(0, 0, width, height, QBrush(Qt.BDiagPattern))
     painter.drawImage(0, 0, self.colorize(data))
     painter.end()
     return img
Exemple #8
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 def makeQPixmap(self, width, height):
     data = numpy.zeros((width, height), float)
     data[...] = (numpy.arange(width) / (width - 1.))[:, numpy.newaxis]
     # make brush image -- diag background, with colormap on top
     img = QPixmap(width, height)
     painter = QPainter(img)
     painter.fillRect(0, 0, width, height, QBrush(QColor("white")))
     painter.fillRect(0, 0, width, height, QBrush(Qt.BDiagPattern))
     painter.drawImage(0, 0, self.colorize(data))
     painter.end()
     return img
Exemple #9
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    def paintEvent(self, *args, **kwargs):
        painter = QPainter(self)
        if self.currentFrame is not None:
            imgRect = self.currentFrame.rect()
            ri = imgRect.width() / imgRect.height()
            rs = self.width() / self.height()

            if rs > ri:
                w, h = imgRect.width() * self.height() / imgRect.height(
                ), self.height()
            else:
                w, h = self.width(
                ), imgRect.height() * self.width() / imgRect.width()

            painter.drawImage(QRect(0, 0, w, h), self.currentFrame, imgRect)
            painter.drawRect(QRect(1, 1, w - 1, h - 1))

        return QWidget.paintEvent(self, *args, **kwargs)
Exemple #10
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def magnify_icons(a, b):
    a = a.pixmap(16,16)
    b = b.pixmap(16,16)
    img = [QPixmap(16,16), QPixmap(16,16)]
    for i in img:
        i.fill(QColor(0, 0, 0, 0))
        g = a.toImage()
        for n in range(256):
            x, y = n%16, n//16
            c = QColor(g.pixel(x, y))
            s = (c.redF() + c.greenF() + c.blueF()) / 3.0
            l = s * 4.2
            if l > 1.0: l = 1.0
            c.setRgbF(s, s, s, l)
            g.setPixel(x, y, c.rgba())
        p = QPainter()
        p.begin(i)
        p.drawImage( QRectF(6, 0,  8, 16), g, QRectF(0, 0, 10, 16))
        p.drawPixmap(QRectF(0, 0, 10, 16), b, QRectF(6, 1,  10, 15))
        p.end()
        a, b = b, a
    return tuple(map(QIcon, img))
        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()
Exemple #13
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    def drawOverlay(self, image, entry):
        
        #establish painter
        painter = QPainter()
        
        #set adjustment factor
        corner_fac = 0.037
        category_fac = 0.27
        text_fac = 0.03
        
        #load images
        category = QImage("res/" + str(entry[0]) + ".png")
        upperLeft = QImage("res/upperLeft.png")
        upperRight = QImage("res/upperRight.png")
        lowerLeft = QImage("res/lowerLeft.png")
        lowerRight = QImage("res/lowerRight.png")
        
        #adjust overlays to image size
        category = category.scaledToHeight(category_fac*image.height(), Qt.SmoothTransformation)
        upperLeft = upperLeft.scaledToHeight(corner_fac*image.height(), Qt.SmoothTransformation)
        upperRight = upperRight.scaledToHeight(corner_fac*image.height(), Qt.SmoothTransformation)
        lowerLeft = lowerLeft.scaledToHeight(corner_fac*image.height(), Qt.SmoothTransformation)
        lowerRight = lowerRight.scaledToHeight(corner_fac*image.height(), Qt.SmoothTransformation)
        self.voivoifont.setPixelSize(text_fac*image.height())
        
        # create size calculator for font
        size_calculator = QFontMetrics(self.voivoifont)
        text_width = size_calculator.boundingRect(entry[3]).width()
        text_height = size_calculator.height()

        #define text-boundary
        margin_hor = 0.01*image.width()
        max_text_bound = QRect(margin_hor,image.height()-image.height()/3, image.width()-image.width()/3, image.height()/3)
        
        #format text for display
        #text_elided = size_calculator.elidedText(entry[3].upper(), Qt.ElideRight, max_text_bound.width(), Qt.TextWordWrap)
        text_upper = entry[3].upper()
        text_bounds = size_calculator.boundingRect(max_text_bound, Qt.TextWordWrap, text_upper)
        text_width = text_bounds.width()
        text_height = text_bounds.height()
        
        #calculate positions
        margin_ver = 0.018*image.height()
        #margin_hor = 0.01*image.width()
        lower_bound = image.height()-margin_ver
        upper_bound = lower_bound-lowerRight.height()-text_height-upperLeft.height()
        
        #begin painting on image
        painter.begin(image)
        
        #first paint category
        painter.drawImage(image.width()-category.width()-margin_hor, margin_ver, category)
        
        # now background rectangle and corners + comment
        if len(text_upper) > 0:
            painter.fillRect(margin_hor, upper_bound , lowerLeft.width()+text_width+lowerRight.width(), lowerLeft.height()+text_height+upperLeft.height(), QColor(qRgb(255,255,255)))
            painter.drawImage(margin_hor, lower_bound-lowerLeft.height(), lowerLeft)
            painter.drawImage(margin_hor, upper_bound, upperLeft)
            painter.drawImage(margin_hor+lowerLeft.width()+text_width, upper_bound, upperRight)
            painter.drawImage(margin_hor+lowerLeft.width()+text_width,lower_bound-lowerRight.height(), lowerRight)
            
            # write text to prepared rectangle
            painter.setPen(QColor(qRgb(17,195,159)))
            painter.setFont(self.voivoifont)
            #print(text_upper)
            painter.drawText(margin_hor+lowerLeft.width(),image.height()-lowerRight.height()-margin_ver-text_height, text_width, text_height, Qt.TextWordWrap, text_upper)                    
                                
        painter.end()
Exemple #14
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        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)
Exemple #15
0
    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()
Exemple #16
0
 def paintEvent(self, e):
     p = QPainter()
     p.begin(self)
     p.drawImage(0,0,self.image)
     p.end()