def paint(self, painter, option, index):
name = index.data(Qt.ItemDataRole.DisplayRole)
sz = human_readable(index.data(Qt.ItemDataRole.UserRole))
pmap = index.data(Qt.ItemDataRole.UserRole + 1)
irect = option.rect.adjusted(0, 5, 0, -5)
irect.setRight(irect.left() + 70)
if pmap is None:
pmap = QPixmap(
current_container().get_file_path_for_processing(name))
scaled, nwidth, nheight = fit_image(pmap.width(), pmap.height(),
irect.width(), irect.height())
if scaled:
pmap = pmap.scaled(
nwidth,
nheight,
transformMode=Qt.TransformationMode.SmoothTransformation)
index.model().setData(index, pmap, Qt.ItemDataRole.UserRole + 1)
x, y = (irect.width() - pmap.width()) // 2, (irect.height() -
pmap.height()) // 2
r = irect.adjusted(x, y, -x, -y)
QStyledItemDelegate.paint(self, painter, option, empty_index)
painter.drawPixmap(r, pmap)
trect = irect.adjusted(irect.width() + 10, 0, 0, 0)
trect.setRight(option.rect.right())
painter.save()
if option.state & QStyle.StateFlag.State_Selected:
painter.setPen(
QPen(option.palette.color(QPalette.ColorRole.HighlightedText)))
painter.drawText(
trect, Qt.AlignmentFlag.AlignVCenter | Qt.AlignmentFlag.AlignLeft,
name + '\n' + sz)
painter.restore()
def __init__(self, data, encoding, x0, y0, x1, y1, xsize, ysize):
p = QPixmap()
p.loadFromData(data, encoding, Qt.ImageConversionFlag.AutoColor)
w, h = p.width(), p.height()
p = p.copy(x0, y0, min(w, x1-x0), min(h, y1-y0))
if p.width() != xsize or p.height() != ysize:
p = p.scaled(int(xsize), int(ysize), Qt.AspectRatioMode.IgnoreAspectRatio, Qt.TransformationMode.SmoothTransformation)
QGraphicsPixmapItem.__init__(self, p)
self.height, self.width = ysize, xsize
self.setTransformationMode(Qt.TransformationMode.SmoothTransformation)
self.setShapeMode(QGraphicsPixmapItem.ShapeMode.BoundingRectShape)
class CoverView(QWidget):
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.current_pixmap_size = QSize(0, 0)
self.pixmap = QPixmap()
self.setSizePolicy(QSizePolicy.Policy.Expanding,
QSizePolicy.Policy.Expanding)
def set_pixmap(self, data):
self.pixmap.loadFromData(data)
self.current_pixmap_size = self.pixmap.size()
self.update()
def paintEvent(self, event):
if self.pixmap.isNull():
return
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, min(canvas_size.width(), width),
min(canvas_size.height(), height))
p = QPainter(self)
p.setRenderHints(QPainter.RenderHint.Antialiasing
| QPainter.RenderHint.SmoothPixmapTransform)
p.drawPixmap(
target,
self.pixmap.scaled(target.size(),
Qt.AspectRatioMode.KeepAspectRatio,
Qt.TransformationMode.SmoothTransformation))
p.end()
def sizeHint(self):
return QSize(300, 400)
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))
class SplashScreen(QSplashScreen):
TITLE_SIZE = 20 # pt
BODY_SIZE = 12 # pt
FOOTER_SIZE = 9 # pt
LOGO_SIZE = 96 # px
WIDTH = 550 # px
def __init__(self, develop=False):
self.drawn_once = False
self.develop = develop
self.title_font = f = QFont()
f.setPointSize(self.TITLE_SIZE)
f.setBold(True)
self.title_height = QFontMetrics(f).lineSpacing() + 2
self.body_font = f = QFont()
f.setPointSize(self.BODY_SIZE)
self.line_height = QFontMetrics(f).lineSpacing()
self.total_height = max(self.LOGO_SIZE,
self.title_height + 3 * self.line_height)
self.num_font = f = QFont()
f.setPixelSize(self.total_height)
f.setItalic(True), f.setBold(True)
f = QFontMetrics(f)
self.num_ch = str(max(3, numeric_version[0]))
self.footer_font = f = QFont()
f.setPointSize(self.FOOTER_SIZE)
f.setItalic(True)
self.dpr = QApplication.instance().devicePixelRatio()
self.pmap = QPixmap(I('library.png', allow_user_override=False))
self.pmap.setDevicePixelRatio(self.dpr)
self.pmap = self.pmap.scaled(
int(self.dpr * self.LOGO_SIZE),
int(self.dpr * self.LOGO_SIZE),
transformMode=Qt.TransformationMode.SmoothTransformation)
self.light_brush = QBrush(QColor('#F6F3E9'))
self.dark_brush = QBrush(QColor('#39322B'))
pmap = QPixmap(int(self.WIDTH * self.dpr),
int(self.total_height * self.dpr))
pmap.setDevicePixelRatio(self.dpr)
pmap.fill(Qt.GlobalColor.transparent)
QSplashScreen.__init__(self, pmap)
self.setWindowTitle(__appname__)
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 show_message(self, msg):
self.showMessage(msg)
self.wait_for_draw()
def wait_for_draw(self):
# Without this the splash screen is not painted on linux and windows
self.drawn_once = False
st = monotonic()
while not self.drawn_once and (monotonic() - st < 0.1):
QApplication.instance().processEvents()
def keyPressEvent(self, ev):
if not self.develop:
return QSplashScreen.keyPressEvent(self, ev)
ev.accept()
QApplication.instance().quit()
