def __init__(self, stream, page_size, compress=False, mark_links=False,
debug=print):
self.stream = HashingStream(stream)
self.compress = compress
self.write_line(PDFVER)
self.write_line('%íì¦"'.encode())
creator = ('%s %s [https://calibre-ebook.com]'%(__appname__,
__version__))
self.write_line('%% Created by %s'%creator)
self.objects = IndirectObjects()
self.objects.add(PageTree(page_size))
self.objects.add(Catalog(self.page_tree))
self.current_page = Page(self.page_tree, compress=self.compress)
self.info = Dictionary({
'Creator':String(creator),
'Producer':String(creator),
'CreationDate': utcnow(),
})
self.stroke_opacities, self.fill_opacities = {}, {}
self.font_manager = FontManager(self.objects, self.compress)
self.image_cache = {}
self.pattern_cache, self.shader_cache = {}, {}
self.debug = debug
self.page_size = page_size
self.links = Links(self, mark_links, page_size)
i = QImage(1, 1, QImage.Format.Format_ARGB32)
i.fill(qRgba(0, 0, 0, 255))
self.alpha_bit = i.constBits().asstring(4).find(b'\xff')
self.bw_image_color_table = frozenset((QColor(Qt.GlobalColor.black).rgba(), QColor(Qt.GlobalColor.white).rgba()))
def paintEvent(self, event):
pmap = self.blank if self.pixmap is None or self.pixmap.isNull(
) else self.pixmap
target = self.rect()
scaled, width, height = fit_image(pmap.width(), pmap.height(),
target.width(), target.height())
target.setRect(target.x(), target.y(), width, height)
p = QPainter(self)
p.setRenderHints(QPainter.RenderHint.Antialiasing
| QPainter.RenderHint.SmoothPixmapTransform)
p.drawPixmap(target, pmap)
if self.pixmap is not None and not self.pixmap.isNull():
sztgt = target.adjusted(0, 0, 0, -4)
f = p.font()
f.setBold(True)
p.setFont(f)
sz = u'\u00a0%d x %d\u00a0' % (self.pixmap.width(),
self.pixmap.height())
flags = int(Qt.AlignmentFlag.AlignBottom
| Qt.AlignmentFlag.AlignRight
| Qt.TextFlag.TextSingleLine)
szrect = p.boundingRect(sztgt, flags, sz)
p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200))
p.setPen(QPen(QColor(255, 255, 255)))
p.drawText(sztgt, flags, sz)
p.end()
def drag_icon(self, cover, multiple):
cover = cover.scaledToHeight(120, Qt.TransformationMode.SmoothTransformation)
if multiple:
base_width = cover.width()
base_height = cover.height()
base = QImage(base_width+21, base_height+21,
QImage.Format.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(QPainter.CompositionMode.CompositionMode_SourceAtop)
p.drawImage(rect.topLeft(), cover)
p.restore()
p.drawRect(rect)
p.end()
cover = base
return QPixmap.fromImage(cover)
def create_icon(text, palette=None, sz=None, divider=2, fill='white'):
if isinstance(fill, string_or_bytes):
fill = QColor(fill)
sz = sz or int(
math.ceil(tprefs['toolbar_icon_size'] *
QApplication.instance().devicePixelRatio()))
if palette is None:
palette = QApplication.palette()
img = QImage(sz, sz, QImage.Format.Format_ARGB32)
img.fill(Qt.GlobalColor.transparent)
p = QPainter(img)
p.setRenderHints(QPainter.RenderHint.TextAntialiasing
| QPainter.RenderHint.Antialiasing)
if fill is not None:
qDrawShadeRect(p,
img.rect(),
palette,
fill=fill,
lineWidth=1,
midLineWidth=1)
f = p.font()
f.setFamily('Liberation Sans'), f.setPixelSize(int(
sz // divider)), f.setBold(True)
p.setFont(f), p.setPen(QColor('#2271d5'))
p.drawText(img.rect().adjusted(2, 2, -2, -2), Qt.AlignmentFlag.AlignCenter,
text)
p.end()
return QIcon(QPixmap.fromImage(img))
def __init__(self, color, parent=None):
QToolButton.__init__(self, parent)
self.setIconSize(QSize(50, 25))
self.pix = QPixmap(self.iconSize())
self._color = QColor('#' + color)
self.pix.fill(self._color)
self.setIcon(QIcon(self.pix))
self.clicked.connect(self.choose_color)
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.GlobalColor.black).rgba() and
img.colorTable().at(1) == QColor(Qt.GlobalColor.white).rgba()):
if fmt == QImage.Format.Format_MonoLSB:
image = image.convertToFormat(QImage.Format.Format_Mono)
fmt = QImage.Format.Format_Mono
else:
if (fmt != QImage.Format.Format_RGB32 and fmt != QImage.Format.Format_ARGB32):
image = image.convertToFormat(QImage.Format.Format_ARGB32)
fmt = QImage.Format.Format_ARGB32
w = image.width()
h = image.height()
d = image.depth()
if fmt == QImage.Format.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.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.Format_ARGB32_Premultiplied)
background.fill(Qt.GlobalColor.white)
painter = QPainter(background)
painter.drawImage(0, 0, image)
painter.end()
image = background
ba = QByteArray()
buf = QBuffer(ba)
image.save(buf, 'jpeg', 94)
data = 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)
def draw_size(p, rect, w, h):
rect = rect.adjusted(0, 0, 0, -4)
f = p.font()
f.setBold(True)
p.setFont(f)
sz = '\u00a0%d x %d\u00a0' % (w, h)
flags = Qt.AlignmentFlag.AlignBottom | Qt.AlignmentFlag.AlignRight | Qt.TextFlag.TextSingleLine
szrect = p.boundingRect(rect, flags, sz)
p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200))
p.setPen(QPen(QColor(255, 255, 255)))
p.drawText(rect, flags, sz)
def read_color(col):
if QColor.isValidColor(col):
return QBrush(QColor(col))
if col.startswith('rgb('):
r, g, b = map(int, (x.strip() for x in col[4:-1].split(',')))
return QBrush(QColor(r, g, b))
try:
r, g, b = col[0:2], col[2:4], col[4:6]
r, g, b = int(r, 16), int(g, 16), int(b, 16)
return QBrush(QColor(r, g, b))
except Exception:
pass
def draw_image_error(self, painter):
font = painter.font()
font.setPointSize(3 * font.pointSize())
font.setBold(True)
painter.setFont(font)
painter.setPen(QColor(Qt.GlobalColor.black))
painter.drawText(self.rect(), Qt.AlignmentFlag.AlignCenter, _('Not a valid image'))
def __init__(self, right=False, parent=None, show_open_in_editor=False):
PlainTextEdit.__init__(self, parent)
self.setFrameStyle(0)
self.show_open_in_editor = show_open_in_editor
self.side_margin = 0
self.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
self.customContextMenuRequested.connect(self.show_context_menu)
self.setFocusPolicy(Qt.FocusPolicy.NoFocus)
self.right = right
self.setReadOnly(True)
self.setLineWrapMode(QPlainTextEdit.LineWrapMode.WidgetWidth)
font = self.font()
ff = tprefs['editor_font_family']
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs['editor_font_size'])
self.setFont(font)
self.calculate_metrics()
self.setTabStopWidth(tprefs['editor_tab_stop_width'] * self.space_width)
font = self.heading_font = QFont(self.font())
font.setPointSize(int(tprefs['editor_font_size'] * 1.5))
font.setBold(True)
theme = get_theme(tprefs['editor_theme'])
pal = self.palette()
pal.setColor(QPalette.ColorRole.Base, theme_color(theme, 'Normal', 'bg'))
pal.setColor(QPalette.ColorRole.AlternateBase, theme_color(theme, 'CursorLine', 'bg'))
pal.setColor(QPalette.ColorRole.Text, theme_color(theme, 'Normal', 'fg'))
pal.setColor(QPalette.ColorRole.Highlight, theme_color(theme, 'Visual', 'bg'))
pal.setColor(QPalette.ColorRole.HighlightedText, theme_color(theme, 'Visual', 'fg'))
self.setPalette(pal)
self.viewport().setCursor(Qt.CursorShape.ArrowCursor)
self.line_number_area = LineNumbers(self)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.line_number_palette = pal = QPalette()
pal.setColor(QPalette.ColorRole.Base, theme_color(theme, 'LineNr', 'bg'))
pal.setColor(QPalette.ColorRole.Text, theme_color(theme, 'LineNr', 'fg'))
pal.setColor(QPalette.ColorRole.BrightText, theme_color(theme, 'LineNrC', 'fg'))
self.line_number_map = LineNumberMap()
self.search_header_pos = 0
self.changes, self.headers, self.images = [], [], OrderedDict()
self.setVerticalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff), self.setHorizontalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff)
self.diff_backgrounds = {
'replace' : theme_color(theme, 'DiffReplace', 'bg'),
'insert' : theme_color(theme, 'DiffInsert', 'bg'),
'delete' : theme_color(theme, 'DiffDelete', 'bg'),
'replacereplace': theme_color(theme, 'DiffReplaceReplace', 'bg'),
'boundary': QBrush(theme_color(theme, 'Normal', 'fg'), Qt.BrushStyle.Dense7Pattern),
}
self.diff_foregrounds = {
'replace' : theme_color(theme, 'DiffReplace', 'fg'),
'insert' : theme_color(theme, 'DiffInsert', 'fg'),
'delete' : theme_color(theme, 'DiffDelete', 'fg'),
'boundary': QColor(0, 0, 0, 0),
}
for x in ('replacereplace', 'insert', 'delete'):
f = QTextCharFormat()
f.setBackground(self.diff_backgrounds[x])
setattr(self, '%s_format' % x, f)
def initializeFormats(self):
Config = self.Config
Config["fontfamily"] = "monospace"
pal = QApplication.instance().palette()
for name, color, bold, italic in (
("normal", None, False, False),
("keyword", pal.color(QPalette.ColorRole.Link).name(), True,
False), ("builtin", pal.color(QPalette.ColorRole.Link).name(),
False, False), ("comment", "#007F00", False, True),
("string", "#808000", False, False), ("number", "#924900", False,
False),
("lparen", None, True, True), ("rparen", None, True, True)):
Config["%sfontcolor" % name] = color
Config["%sfontbold" % name] = bold
Config["%sfontitalic" % name] = italic
baseFormat = QTextCharFormat()
baseFormat.setFontFamily(Config["fontfamily"])
Config["fontsize"] = gprefs['gpm_template_editor_font_size']
baseFormat.setFontPointSize(Config["fontsize"])
for name in ("normal", "keyword", "builtin", "comment", "string",
"number", "lparen", "rparen"):
format = QTextCharFormat(baseFormat)
col = Config["%sfontcolor" % name]
if col:
format.setForeground(QColor(col))
if Config["%sfontbold" % name]:
format.setFontWeight(QFont.Weight.Bold)
format.setFontItalic(Config["%sfontitalic" % name])
self.Formats[name] = format
def update_hover(self, hovering):
cell = self.rows[0][0]
if (hovering and cell.override_color is None) or (
not hovering and cell.override_color is not None):
cell.override_color = QColor(
Qt.GlobalColor.red) if hovering else None
self.update()
def color(self, val):
val = unicode_type(val or '')
col = QColor(val)
orig = self._color
if col.isValid():
self._color = val
self.setText(val)
p = QPixmap(self.iconSize())
p.fill(col)
self.setIcon(QIcon(p))
else:
self._color = None
self.setText(self.choose_text)
self.setIcon(QIcon())
if orig != col:
self.color_changed.emit(self._color)
def __init__(self, parent):
QWidget.__init__(self, parent)
self.bcol = QColor(*gprefs['cover_grid_color'])
self.btex = gprefs['cover_grid_texture']
self.update_brush()
self.setSizePolicy(QSizePolicy.Policy.Expanding,
QSizePolicy.Policy.Fixed)
class ColorButton(QToolButton):
def __init__(self, color, parent=None):
QToolButton.__init__(self, parent)
self.setIconSize(QSize(50, 25))
self.pix = QPixmap(self.iconSize())
self._color = QColor('#' + color)
self.pix.fill(self._color)
self.setIcon(QIcon(self.pix))
self.clicked.connect(self.choose_color)
@property
def color(self):
return self._color.name(QColor.NameFormat.HexRgb)[1:]
@color.setter
def color(self, val):
self._color = QColor('#' + val)
def update_display(self):
self.pix.fill(self._color)
self.setIcon(QIcon(self.pix))
def choose_color(self):
c = QColorDialog.getColor(self._color, self, _('Choose color'))
if c.isValid():
self._color = c
self.update_display()
def drawContents(self, painter):
self.drawn_once = True
painter.save()
painter.setRenderHint(QPainter.RenderHint.TextAntialiasing, True)
painter.setRenderHint(QPainter.RenderHint.Antialiasing, True)
pw = self.LOGO_SIZE
height = max(pw, self.total_height)
width = self.width()
# Draw frame
y = (self.height() - height) // 2
bottom = y + height
painter.fillRect(0, y, width, height, self.light_brush)
painter.fillRect(0, y, width, self.title_height, self.dark_brush)
painter.fillRect(0, y, pw, height, self.dark_brush)
dy = (height - self.LOGO_SIZE) // 2
painter.drawPixmap(0, y + dy, self.pmap)
# Draw number
painter.setFont(self.num_font)
num_width = painter.boundingRect(
0, 0, 0, 0, Qt.AlignmentFlag.AlignCenter
| Qt.TextFlag.TextSingleLine, self.num_ch).width() + 12
num_x = width - num_width
painter.setPen(QPen(QColor('#d6b865')))
painter.drawText(
num_x, y, num_width, height,
Qt.AlignmentFlag.AlignCenter | Qt.TextFlag.TextSingleLine,
self.num_ch)
# Draw title
x = pw + 10
width -= num_width + 5 + x
painter.setFont(self.title_font)
painter.drawText(
x, y, width, self.title_height, Qt.AlignmentFlag.AlignLeft
| Qt.AlignmentFlag.AlignVCenter | Qt.TextFlag.TextSingleLine,
"CALIBRE")
# Draw starting up message
y += self.title_height + 5
painter.setPen(QPen(self.dark_brush.color()))
painter.setFont(self.body_font)
br = painter.drawText(
x, y, width, self.line_height, Qt.AlignmentFlag.AlignLeft
| Qt.AlignmentFlag.AlignVCenter | Qt.TextFlag.TextSingleLine,
_('Starting up, please wait...'))
starting_up_bottom = br.bottom()
# Draw footer
m = self.message()
if m and m.strip():
painter.setFont(self.footer_font)
b = max(starting_up_bottom + 5, bottom - self.line_height)
painter.drawText(
x, b, width, self.line_height, Qt.AlignmentFlag.AlignLeft
| Qt.AlignmentFlag.AlignTop | Qt.TextFlag.TextSingleLine, m)
painter.restore()
def make_color_combobox(self, row, dex):
c = QComboBox(self)
c.addItem('')
c.addItems(QColor.colorNames())
self.table.setCellWidget(row, 1, c)
if dex >= 0:
c.setCurrentIndex(dex)
return c
def add_borders_to_image(img, left=0, top=0, right=0, bottom=0, border_color='#ffffff'):
img = image_from_data(img)
if not (left > 0 or right > 0 or top > 0 or bottom > 0):
return img
canvas = QImage(img.width() + left + right, img.height() + top + bottom, QImage.Format.Format_RGB32)
canvas.fill(QColor(border_color))
overlay_image(img, canvas, left, top)
return canvas
def __init__(self, text, rect, right_align=False, color_role=QPalette.ColorRole.WindowText, swatch=None, is_overriden=False):
self.rect, self.text = rect, text
self.right_align = right_align
self.is_overriden = is_overriden
self.color_role = color_role
self.override_color = None
self.swatch = swatch
if swatch is not None:
self.swatch = QColor(swatch[0], swatch[1], swatch[2], int(255 * swatch[3]))
def blend_on_canvas(img, width, height, bgcolor='#ffffff'):
' Blend the `img` onto a canvas with the specified background color and size '
w, h = img.width(), img.height()
scaled, nw, nh = fit_image(w, h, width, height)
if scaled:
img = img.scaled(nw, nh, Qt.AspectRatioMode.IgnoreAspectRatio, Qt.TransformationMode.SmoothTransformation)
w, h = nw, nh
canvas = QImage(width, height, QImage.Format.Format_RGB32)
canvas.fill(QColor(bgcolor))
overlay_image(img, canvas, (width - w)//2, (height - h)//2)
return canvas
def __init__(self, parent, widget_for_height=None):
'''
You must provide a widget in the layout either here or with setBuddy.
The height of the separator is computed using this widget,
'''
QWidget.__init__(self, parent)
self.bcol = QColor(QPalette.ColorRole.Text)
self.update_brush()
self.widget_for_height = widget_for_height
self.setSizePolicy(QSizePolicy.Policy.Fixed,
QSizePolicy.Policy.MinimumExpanding)
def data(self, role):
if role == Qt.ItemDataRole.DisplayRole:
return (self.cdata + ' [%d]' % len(self.children))
elif role == Qt.ItemDataRole.FontRole:
return self.bold_font
elif role == Qt.ItemDataRole.ForegroundRole and self.category == _(
'Scheduled'):
return (QColor(0, 255, 0))
elif role == Qt.ItemDataRole.UserRole:
return '::category::{}'.format(self.sortq[0])
return None
def draw(self, painter):
for l in self.layouts:
if hasattr(l, 'draw'):
# Etch effect for the text
painter.save()
painter.setRenderHints(QPainter.RenderHint.TextAntialiasing | QPainter.RenderHint.Antialiasing)
painter.save()
painter.setPen(QColor(255, 255, 255, 125))
l.draw(painter, QPointF(1, 1))
painter.restore()
l.draw(painter, QPointF())
painter.restore()
def __init__(self, parent):
super(CoverDelegate, self).__init__(parent)
self._animated_size = 1.0
self.animation = QPropertyAnimation(self, b'animated_size', self)
self.animation.setEasingCurve(QEasingCurve.Type.OutInCirc)
self.animation.setDuration(500)
self.set_dimensions()
self.cover_cache = CoverCache()
self.render_queue = LifoQueue()
self.animating = None
self.highlight_color = QColor(Qt.GlobalColor.white)
self.rating_font = QFont(rating_font())
def ins_button_clicked(self):
row = self.table.currentRow()
if row < 0:
error_dialog(self, _('Select a cell'),
_('Select a cell before clicking the button'), show=True)
return
self.table.insertRow(row)
self.table.setItem(row, 0, QTableWidgetItem())
c = QComboBox(self)
c.addItem('')
c.addItems(QColor.colorNames())
self.table.setCellWidget(row, 1, c)
def dark_palette():
p = QPalette()
disabled_color = QColor(127,127,127)
p.setColor(QPalette.ColorRole.Window, dark_color)
p.setColor(QPalette.ColorRole.WindowText, dark_text_color)
p.setColor(QPalette.ColorRole.Base, QColor(18,18,18))
p.setColor(QPalette.ColorRole.AlternateBase, dark_color)
p.setColor(QPalette.ColorRole.ToolTipBase, dark_color)
p.setColor(QPalette.ColorRole.ToolTipText, dark_text_color)
p.setColor(QPalette.ColorRole.Text, dark_text_color)
p.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.Text, disabled_color)
p.setColor(QPalette.ColorRole.Button, dark_color)
p.setColor(QPalette.ColorRole.ButtonText, dark_text_color)
p.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.ButtonText, disabled_color)
p.setColor(QPalette.ColorRole.BrightText, Qt.GlobalColor.red)
p.setColor(QPalette.ColorRole.Link, dark_link_color)
p.setColor(QPalette.ColorRole.Highlight, dark_link_color)
p.setColor(QPalette.ColorRole.HighlightedText, Qt.GlobalColor.black)
p.setColor(QPalette.ColorGroup.Disabled, QPalette.ColorRole.HighlightedText, disabled_color)
return p
def __init__(self, doc):
QSyntaxHighlighter.__init__(self, doc)
self.colors = {}
self.colors['doctype'] = QColor(192, 192, 192)
self.colors['entity'] = QColor(128, 128, 128)
self.colors['comment'] = QColor(35, 110, 37)
if is_dark_theme():
from calibre.gui2.palette import dark_link_color
self.colors['tag'] = QColor(186, 78, 188)
self.colors['attrname'] = QColor(193, 119, 60)
self.colors['attrval'] = dark_link_color
else:
self.colors['tag'] = QColor(136, 18, 128)
self.colors['attrname'] = QColor(153, 69, 0)
self.colors['attrval'] = QColor(36, 36, 170)
def paintEvent(self, event):
canvas_size = self.rect()
width = self.current_pixmap_size.width()
extrax = canvas_size.width() - width
if extrax < 0:
extrax = 0
x = int(extrax // 2)
height = self.current_pixmap_size.height()
extray = canvas_size.height() - height
if extray < 0:
extray = 0
y = int(extray // 2)
target = QRect(x, y, width, height)
p = QPainter(self)
p.setRenderHints(QPainter.RenderHint.Antialiasing
| QPainter.RenderHint.SmoothPixmapTransform)
try:
dpr = self.devicePixelRatioF()
except AttributeError:
dpr = self.devicePixelRatio()
spmap = self.pixmap.scaled(target.size() * dpr,
Qt.AspectRatioMode.KeepAspectRatio,
Qt.TransformationMode.SmoothTransformation)
spmap.setDevicePixelRatio(dpr)
p.drawPixmap(target, spmap)
if gprefs['bd_overlay_cover_size']:
sztgt = target.adjusted(0, 0, 0, -4)
f = p.font()
f.setBold(True)
p.setFont(f)
sz = '\u00a0%d x %d\u00a0' % (self.pixmap.width(),
self.pixmap.height())
flags = Qt.AlignmentFlag.AlignBottom | Qt.AlignmentFlag.AlignRight | Qt.TextFlag.TextSingleLine
szrect = p.boundingRect(sztgt, flags, sz)
p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200))
p.setPen(QPen(QColor(255, 255, 255)))
p.drawText(sztgt, flags, sz)
p.end()
def __init__(self, logger, opts):
QGraphicsScene.__init__(self)
self.logger, self.opts = logger, opts
self.pages = []
self.chapters = []
self.chapter_layout = None
self.current_screen = None
self.current_page = 0
self.link_map = {}
self.chapter_map = {}
self.history = History()
self.last_search = iter([])
if not opts.white_background:
self.setBackgroundBrush(QBrush(QColor(0xee, 0xee, 0xee)))
def set_color(self):
r, g, b = gprefs['cover_grid_color']
tex = gprefs['cover_grid_texture']
pal = self.palette()
pal.setColor(QPalette.ColorRole.Base, QColor(r, g, b))
self.setPalette(pal)
ss = ''
if tex:
from calibre.gui2.preferences.texture_chooser import texture_path
path = texture_path(tex)
if path:
path = os.path.abspath(path).replace(os.sep, '/')
ss += 'background-image: url({});'.format(path)
ss += 'background-attachment: fixed;'
pm = QPixmap(path)
if not pm.isNull():
val = pm.scaled(1, 1).toImage().pixel(0, 0)
r, g, b = qRed(val), qGreen(val), qBlue(val)
dark = max(r, g, b) < 115
col = '#eee' if dark else '#111'
ss += 'color: {};'.format(col)
self.delegate.highlight_color = QColor(col)
self.setStyleSheet('QListView {{ {} }}'.format(ss))
