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 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 resizeEvent(self, ev):
PlainTextEdit.resizeEvent(self, ev)
cr = self.contentsRect()
if self.right:
self.line_number_area.setGeometry(QRect(cr.right() - self.line_number_area_width(), cr.top(), cr.right(), cr.height()))
else:
self.line_number_area.setGeometry(QRect(cr.left(), cr.top(), self.line_number_area_width(), cr.height()))
self.resized.emit()
def do_layout(self):
fm = self.fontMetrics()
bounding_rect = lambda text: fm.boundingRect(0, 0, 10000, 10000, Cell.
FLAGS, text)
line_spacing = 2
side_margin = Cell.SIDE_MARGIN
self.rows = []
ypos = line_spacing + (1 if self.is_first else 0)
if 'href' in self.data:
name = self.data['href']
if isinstance(name, list):
name = self.html_name
br1 = bounding_rect(name)
sel = self.data['selector'] or ''
if self.data['type'] == 'inline':
sel = 'style=""'
br2 = bounding_rect(sel)
self.hyperlink_rect = QRect(side_margin, ypos, br1.width(),
br1.height())
self.rows.append([
Cell(name,
self.hyperlink_rect,
color_role=QPalette.ColorRole.Link),
Cell(sel,
QRect(br1.right() + side_margin, ypos, br2.width(),
br2.height()),
right_align=True)
])
ypos += max(br1.height(), br2.height()) + 2 * line_spacing
self.lines_for_copy.append(name + ' ' + sel)
for prop in self.data['properties']:
text = prop.name + ':\xa0'
br1 = bounding_rect(text)
vtext = prop.value + '\xa0' + ('!' if prop.important else
'') + prop.important
br2 = bounding_rect(vtext)
self.rows.append([
Cell(text,
QRect(side_margin, ypos, br1.width(), br1.height()),
color_role=QPalette.ColorRole.LinkVisited,
is_overriden=prop.is_overriden),
Cell(vtext,
QRect(br1.right() + side_margin, ypos, br2.width(),
br2.height()),
swatch=prop.color,
is_overriden=prop.is_overriden)
])
self.lines_for_copy.append(text + vtext)
if prop.is_overriden:
self.lines_for_copy[-1] += ' [overridden]'
ypos += max(br1.height(), br2.height()) + line_spacing
self.lines_for_copy.append('--------------------------\n')
self.height_hint = ypos + line_spacing
self.width_hint = max(row[-1].rect.right() + side_margin
for row in self.rows) if self.rows else 0
def paint(self, painter, option, index):
QStyledItemDelegate.paint(self, painter, option, index)
style = QApplication.style()
waiting = self.animator.is_running() and bool(index.data(Qt.ItemDataRole.UserRole))
if waiting:
rect = QRect(0, 0, self.spinner_width, self.spinner_width)
rect.moveCenter(option.rect.center())
self.animator.draw(painter, rect, self.color)
else:
# Ensure the cover is rendered over any selection rect
style.drawItemPixmap(painter, option.rect, Qt.AlignmentFlag.AlignTop|Qt.AlignmentFlag.AlignHCenter,
QPixmap(index.data(Qt.ItemDataRole.DecorationRole)))
def grid_bounds(self):
#return QRect(-100, -100, 200, 200)
it = iter(self.grid)
try:
minx, miny = next(it)
maxx = minx
maxy = miny
except StopIteration:
return QRect()
for x, y in it:
if x < minx: minx = x
elif x > maxx: maxx = x
if y < miny: miny = y
elif y > maxy: maxy = y
return QRect(minx, miny, maxx-minx+1, maxy-miny+1)
def paintEvent(self, event):
QWidget.paintEvent(self, event)
pmap = self._pixmap
if pmap.isNull():
return
w, h = pmap.width(), pmap.height()
ow, oh = w, h
cw, ch = self.rect().width(), self.rect().height()
scaled, nw, nh = fit_image(w, h, cw, ch)
if scaled:
pmap = pmap.scaled(int(nw * pmap.devicePixelRatio()),
int(nh * pmap.devicePixelRatio()),
Qt.AspectRatioMode.IgnoreAspectRatio,
Qt.TransformationMode.SmoothTransformation)
w, h = int(pmap.width() / pmap.devicePixelRatio()), int(
pmap.height() / pmap.devicePixelRatio())
x = int(abs(cw - w) / 2)
y = int(abs(ch - h) / 2)
target = QRect(x, y, w, h)
p = QPainter(self)
p.setRenderHints(QPainter.RenderHint.Antialiasing
| QPainter.RenderHint.SmoothPixmapTransform)
p.drawPixmap(target, pmap)
if self.draw_border:
pen = QPen()
pen.setWidth(self.BORDER_WIDTH)
p.setPen(pen)
p.drawRect(target)
if self.show_size:
draw_size(p, target, ow, oh)
p.end()
def generate_cover(mi, prefs=None, as_qimage=False):
init_environment()
prefs = prefs or cprefs
prefs = {k: prefs.get(k) for k in cprefs.defaults}
prefs = Prefs(**prefs)
color_theme = random.choice(load_color_themes(prefs))
style = random.choice(load_styles(prefs))(color_theme, prefs)
title, subtitle, footer = format_text(mi, prefs)
img = QImage(prefs.cover_width, prefs.cover_height,
QImage.Format.Format_ARGB32)
title_block, subtitle_block, footer_block = layout_text(
prefs, img, title, subtitle, footer,
img.height() // 3, style)
p = QPainter(img)
rect = QRect(0, 0, img.width(), img.height())
colors = style(p, rect, color_theme, title_block, subtitle_block,
footer_block)
for block, color in zip((title_block, subtitle_block, footer_block),
colors):
p.setPen(color)
block.draw(p)
p.end()
img.setText('Generated cover', '{} {}'.format(__appname__, __version__))
if as_qimage:
return img
return pixmap_to_data(img)
def paint(self, painter, option, index):
QStyledItemDelegate.paint(
self, painter, option,
empty_index) # draw the hover and selection highlights
name = str(index.data(Qt.ItemDataRole.DisplayRole) or '')
cover = self.cover_cache.get(name, None)
if cover is None:
cover = self.cover_cache[name] = QPixmap()
try:
raw = current_container().raw_data(name, decode=False)
except:
pass
else:
try:
dpr = painter.device().devicePixelRatioF()
except AttributeError:
dpr = painter.device().devicePixelRatio()
cover.loadFromData(raw)
cover.setDevicePixelRatio(dpr)
if not cover.isNull():
scaled, width, height = fit_image(cover.width(),
cover.height(),
self.cover_size.width(),
self.cover_size.height())
if scaled:
cover = self.cover_cache[name] = cover.scaled(
int(dpr * width),
int(dpr * height),
transformMode=Qt.TransformationMode.
SmoothTransformation)
painter.save()
try:
rect = option.rect
rect.adjust(self.MARGIN, self.MARGIN, -self.MARGIN, -self.MARGIN)
trect = QRect(rect)
rect.setBottom(rect.bottom() - self.title_height)
if not cover.isNull():
dx = max(
0,
int((rect.width() -
int(cover.width() / cover.devicePixelRatio())) / 2.0))
dy = max(
0,
rect.height() -
int(cover.height() / cover.devicePixelRatio()))
rect.adjust(dx, dy, -dx, 0)
painter.drawPixmap(rect, cover)
rect = trect
rect.setTop(rect.bottom() - self.title_height + 5)
painter.setRenderHint(QPainter.RenderHint.TextAntialiasing, True)
metrics = painter.fontMetrics()
painter.drawText(
rect,
Qt.AlignmentFlag.AlignCenter | Qt.TextFlag.TextSingleLine,
metrics.elidedText(name, Qt.TextElideMode.ElideLeft,
rect.width()))
finally:
painter.restore()
def __init__(self, parent=None, icon_size=18):
super().__init__(parent)
self.icon_size = QSize(icon_size, icon_size)
self.setSizePolicy(QSizePolicy.Policy.Preferred,
QSizePolicy.Policy.Preferred)
self.items = []
self.button_map = {}
self.applied_geometry = QRect(0, 0, 0, 0)
def __call__(self, painter, rect, color_theme, title_block, subtitle_block, footer_block):
painter.fillRect(rect, self.color1)
y = rect.height() - rect.height() // 3
r = QRect(rect)
r.setBottom(y)
painter.fillRect(rect, self.color1)
r = QRect(rect)
r.setTop(y)
painter.fillRect(r, self.color2)
return self.ccolor1, self.ccolor1, self.ccolor2
def calibre_cover2(title,
author_string='',
series_string='',
prefs=None,
as_qimage=False,
logo_path=None):
init_environment()
title, subtitle, footer = '<b>' + escape_formatting(
title), '<i>' + escape_formatting(
series_string), '<b>' + escape_formatting(author_string)
prefs = prefs or cprefs
prefs = {k: prefs.get(k) for k in cprefs.defaults}
scale = 800. / prefs['cover_height']
scale_cover(prefs, scale)
prefs = Prefs(**prefs)
img = QImage(prefs.cover_width, prefs.cover_height,
QImage.Format.Format_ARGB32)
img.fill(Qt.GlobalColor.white)
# colors = to_theme('ffffff ffffff 000000 000000')
color_theme = theme_to_colors(fallback_colors)
class CalibeLogoStyle(Style):
NAME = GUI_NAME = 'calibre'
def __call__(self, painter, rect, color_theme, title_block,
subtitle_block, footer_block):
top = title_block.position.y + 10
extra_spacing = subtitle_block.line_spacing // 2 if subtitle_block.line_spacing else title_block.line_spacing // 3
height = title_block.height + subtitle_block.height + extra_spacing + title_block.leading
top += height + 25
bottom = footer_block.position.y - 50
logo = QImage(logo_path or I('library.png'))
pwidth, pheight = rect.width(), bottom - top
scaled, width, height = fit_image(logo.width(), logo.height(),
pwidth, pheight)
x, y = (pwidth - width) // 2, (pheight - height) // 2
rect = QRect(x, top + y, width, height)
painter.setRenderHint(QPainter.RenderHint.SmoothPixmapTransform)
painter.drawImage(rect, logo)
return self.ccolor1, self.ccolor1, self.ccolor1
style = CalibeLogoStyle(color_theme, prefs)
title_block, subtitle_block, footer_block = layout_text(
prefs, img, title, subtitle, footer,
img.height() // 3, style)
p = QPainter(img)
rect = QRect(0, 0, img.width(), img.height())
colors = style(p, rect, color_theme, title_block, subtitle_block,
footer_block)
for block, color in zip((title_block, subtitle_block, footer_block),
colors):
p.setPen(color)
block.draw(p)
p.end()
img.setText('Generated cover', '{} {}'.format(__appname__, __version__))
if as_qimage:
return img
return pixmap_to_data(img)
def paintEvent(self, event):
w = self.viewport().rect().width()
painter = QPainter(self.viewport())
painter.setClipRect(event.rect())
painter.setRenderHint(QPainter.RenderHint.SmoothPixmapTransform, True)
floor = event.rect().bottom()
ceiling = event.rect().top()
fv = self.firstVisibleBlock().blockNumber()
origin = self.contentOffset()
doc = self.document()
lines = []
for num, text in self.headers:
top, bot = num, num + 3
if bot < fv:
continue
y_top = self.blockBoundingGeometry(doc.findBlockByNumber(top)).translated(origin).y()
y_bot = self.blockBoundingGeometry(doc.findBlockByNumber(bot)).translated(origin).y()
if max(y_top, y_bot) < ceiling:
continue
if min(y_top, y_bot) > floor:
break
painter.setFont(self.heading_font)
br = painter.drawText(3, y_top, w, y_bot - y_top - 5, Qt.TextFlag.TextSingleLine, text)
painter.setPen(QPen(self.palette().text(), 2))
painter.drawLine(0, br.bottom()+3, w, br.bottom()+3)
for top, bot, kind in self.changes:
if bot < fv:
continue
y_top = self.blockBoundingGeometry(doc.findBlockByNumber(top)).translated(origin).y()
y_bot = self.blockBoundingGeometry(doc.findBlockByNumber(bot)).translated(origin).y()
if max(y_top, y_bot) < ceiling:
continue
if min(y_top, y_bot) > floor:
break
if y_top != y_bot:
painter.fillRect(0, y_top, w, y_bot - y_top, self.diff_backgrounds[kind])
lines.append((y_top, y_bot, kind))
if top in self.images:
img, maxw = self.images[top][:2]
if bot > top + 1 and not img.isNull():
y_top = self.blockBoundingGeometry(doc.findBlockByNumber(top+1)).translated(origin).y() + 3
y_bot -= 3
scaled, imgw, imgh = fit_image(int(img.width()/img.devicePixelRatio()), int(img.height()/img.devicePixelRatio()), w - 3, y_bot - y_top)
painter.drawPixmap(QRect(3, y_top, imgw, imgh), img)
painter.end()
PlainTextEdit.paintEvent(self, event)
painter = QPainter(self.viewport())
painter.setClipRect(event.rect())
for top, bottom, kind in sorted(lines, key=lambda t_b_k:{'replace':0}.get(t_b_k[2], 1)):
painter.setPen(QPen(self.diff_foregrounds[kind], 1))
painter.drawLine(0, top, w, top)
painter.drawLine(0, bottom - 1, w, bottom - 1)
def do_layout(self, rect):
if len(self._children) != 2:
return
left, top, right, bottom = self.getContentsMargins()
r = rect.adjusted(+left, +top, -right, -bottom)
x = r.x()
y = r.y()
cover, details = self._children
if self.vertical:
ch = self.cover_height(r)
cover.setGeometry(QRect(x, y, r.width(), ch))
cover.widget().do_layout()
y += ch + 5
details.setGeometry(QRect(x, y, r.width(), r.height()-ch-5))
else:
cw = self.cover_width(r)
cover.setGeometry(QRect(x, y, cw, r.height()))
cover.widget().do_layout()
x += cw + 5
details.setGeometry(QRect(x, y, r.width() - cw - 5, r.height()))
def paintEvent(self, ev):
br = ev.region().boundingRect()
QWidget.paintEvent(self, ev)
p = QPainter(self)
p.setClipRect(br)
f = p.font()
f.setBold(True)
f.setPointSize(20)
p.setFont(f)
p.setPen(Qt.PenStyle.SolidLine)
r = QRect(0, self.dummy.geometry().top() + 10, self.geometry().width(), 150)
p.drawText(r, Qt.AlignmentFlag.AlignHCenter | Qt.AlignmentFlag.AlignTop | Qt.TextFlag.TextSingleLine, self.text)
p.end()
def __call__(self, painter, rect, color_theme, title_block, subtitle_block, footer_block):
top = title_block.position.y + 10
extra_spacing = subtitle_block.line_spacing // 2 if subtitle_block.line_spacing else title_block.line_spacing // 3
height = title_block.height + subtitle_block.height + extra_spacing + title_block.leading
top += height + 25
bottom = footer_block.position.y - 50
logo = QImage(logo_path or I('library.png'))
pwidth, pheight = rect.width(), bottom - top
scaled, width, height = fit_image(logo.width(), logo.height(), pwidth, pheight)
x, y = (pwidth - width) // 2, (pheight - height) // 2
rect = QRect(x, top + y, width, height)
painter.setRenderHint(QPainter.RenderHint.SmoothPixmapTransform)
painter.drawImage(rect, logo)
return self.ccolor1, self.ccolor1, self.ccolor1
def do_layout(self, rect, apply_geometry=False):
left, top, right, bottom = self.getContentsMargins()
erect = rect.adjusted(left, top, -right, -bottom)
x, y = erect.x(), erect.y()
line_height = 0
def layout_spacing(wid, horizontal=True):
ans = self.smart_spacing(horizontal)
if ans != -1:
return ans
if wid is None:
return 0
return wid.style().layoutSpacing(
QSizePolicy.ControlType.PushButton,
QSizePolicy.ControlType.PushButton, Qt.Orientation.Horizontal
if horizontal else Qt.Orientation.Vertical)
lines, current_line = [], []
gmap = {}
for item in self.items:
isz, wid = item.sizeHint(), item.widget()
hs, vs = layout_spacing(wid), layout_spacing(wid, False)
next_x = x + isz.width() + hs
if next_x - hs > erect.right() and line_height > 0:
x = erect.x()
y = y + line_height + vs
next_x = x + isz.width() + hs
lines.append((line_height, current_line))
current_line = []
line_height = 0
if apply_geometry:
gmap[item] = x, y, isz
x = next_x
line_height = max(line_height, isz.height())
current_line.append((item, isz.height()))
lines.append((line_height, current_line))
if apply_geometry:
for line_height, items in lines:
for item, item_height in items:
x, wy, isz = gmap[item]
if item_height < line_height:
wy += (line_height - item_height) // 2
item.setGeometry(QRect(QPoint(x, wy), isz))
return y + line_height - rect.y() + bottom
def draw(self, painter, width, palette):
flags = self.FLAGS | (Qt.AlignmentFlag.AlignRight if self.right_align else Qt.AlignmentFlag.AlignLeft)
rect = QRect(self.rect)
if self.right_align:
rect.setRight(width - self.SIDE_MARGIN)
painter.setPen(palette.color(self.color_role) if self.override_color is None else self.override_color)
br = painter.drawText(rect, flags, self.text)
if self.swatch is not None:
r = QRect(br.right() + self.SIDE_MARGIN // 2, br.top() + 2, br.height() - 4, br.height() - 4)
painter.fillRect(r, self.swatch)
br.setRight(r.right())
if self.is_overriden:
painter.setPen(palette.color(QPalette.ColorRole.WindowText))
painter.drawLine(br.left(), br.top() + br.height() // 2, br.right(), br.top() + br.height() // 2)
def __call__(self, painter, rect, color_theme, title_block, subtitle_block, footer_block):
painter.fillRect(rect, self.color1)
r = QRect(0, int(title_block.position.y), rect.width(),
title_block.height + subtitle_block.height + subtitle_block.line_spacing // 2 + title_block.leading)
painter.save()
p = QPainterPath()
p.addRoundedRect(QRectF(r), 10, 10 * r.width()/r.height(), Qt.SizeMode.RelativeSize)
painter.setClipPath(p)
painter.setRenderHint(QPainter.RenderHint.Antialiasing)
painter.fillRect(r, self.color2)
painter.restore()
r = QRect(0, 0, int(title_block.position.x), rect.height())
painter.fillRect(r, self.color2)
return self.ccolor2, self.ccolor2, self.ccolor1
def paintEvent(self, ev):
painter = QStylePainter(self)
opt = QStyleOptionToolButton()
self.initStyleOption(opt)
text = opt.text
opt.text = ''
opt.icon = QIcon()
s = painter.style()
painter.drawComplexControl(QStyle.ComplexControl.CC_ToolButton, opt)
if s.styleHint(QStyle.StyleHint.SH_UnderlineShortcut, opt, self):
flags = self.text_flags | Qt.TextFlag.TextShowMnemonic
else:
flags = self.text_flags | Qt.TextFlag.TextHideMnemonic
fw = s.pixelMetric(QStyle.PixelMetric.PM_DefaultFrameWidth, opt, self)
opt.rect.adjust(fw, fw, -fw, -fw)
w = opt.iconSize.width()
text_rect = opt.rect.adjusted(w, 0, 0, 0)
painter.drawItemText(text_rect, flags, opt.palette, self.isEnabled(), text)
fm = QFontMetrics(opt.font)
text_rect = s.itemTextRect(fm, text_rect, flags, self.isEnabled(), text)
left = text_rect.left() - w - 4
pixmap_rect = QRect(left, opt.rect.top(), opt.iconSize.width(), opt.rect.height())
painter.drawItemPixmap(pixmap_rect, Qt.AlignmentFlag.AlignLeft | Qt.AlignmentFlag.AlignVCenter, self.icon().pixmap(opt.iconSize))
def do_layout(self, rect, apply_geometry=False):
x, y = rect.x(), rect.y()
line_height = 0
def layout_spacing(wid, horizontal=True):
ans = self.smart_spacing(horizontal)
if ans != -1:
return ans
return wid.style().layoutSpacing(
QSizePolicy.ControlType.ToolButton,
QSizePolicy.ControlType.ToolButton, Qt.Orientation.Horizontal
if horizontal else Qt.Orientation.Vertical)
lines, current_line = [], []
gmap = {}
if apply_geometry:
for item in self.items:
if isinstance(item, Separator):
item.setGeometry(0, 0, 0, 0)
def commit_line():
while current_line and isinstance(current_line[-1], Separator):
current_line.pop()
if current_line:
lines.append((line_height, current_line))
for wid in self.items:
if not wid.isVisible() or (not current_line
and isinstance(wid, Separator)):
continue
isz = wid.sizeHint()
hs, vs = layout_spacing(wid), layout_spacing(wid, False)
next_x = x + isz.width() + hs
if next_x - hs > rect.right() and line_height > 0:
if isinstance(wid, Separator):
continue
x = rect.x()
y = y + line_height + vs
next_x = x + isz.width() + hs
commit_line()
current_line = []
line_height = 0
if apply_geometry:
gmap[wid] = x, y, isz
x = next_x
line_height = max(line_height, isz.height())
current_line.append(wid)
commit_line()
if apply_geometry:
self.applied_geometry = rect
for line_height, items in lines:
for wid in items:
x, wy, isz = gmap[wid]
if isz.height() < line_height:
wy += (line_height - isz.height()) // 2
if wid.isVisible():
wid.setGeometry(QRect(QPoint(x, wy), isz))
return y + line_height - rect.y()
def heightForWidth(self, width):
return self.do_layout(QRect(0, 0, width, 0), apply_geometry=False)
def rect_at(self, frac):
return QRect(self.point_at(frac), self.size())
def resizeEvent(self, ev):
QPlainTextEdit.resizeEvent(self, ev)
cr = self.contentsRect()
self.line_number_area.setGeometry(QRect(cr.left(), cr.top(), self.line_number_area_width(), cr.height()))
def paint_embossed_emblem(self,
pixmap,
painter,
orect,
right_adjust,
left=True):
drect = QRect(orect)
pw = int(pixmap.width() / pixmap.devicePixelRatio())
ph = int(pixmap.height() / pixmap.devicePixelRatio())
if left:
drect.setLeft(drect.left() + right_adjust)
drect.setRight(drect.left() + pw)
else:
drect.setRight(drect.right() - right_adjust)
drect.setLeft(drect.right() - pw + 1)
drect.setBottom(drect.bottom() - self.title_height)
drect.setTop(drect.bottom() - ph)
painter.drawPixmap(drect, pixmap)
def paint_emblems(self, painter, rect, emblems):
gutter = self.emblem_size + self.MARGIN
grect = QRect(rect)
gpos = self.gutter_position
if gpos is self.TOP:
grect.setBottom(grect.top() + gutter)
rect.setTop(rect.top() + gutter)
elif gpos is self.BOTTOM:
grect.setTop(grect.bottom() - gutter + self.MARGIN)
rect.setBottom(rect.bottom() - gutter)
elif gpos is self.LEFT:
grect.setRight(grect.left() + gutter)
rect.setLeft(rect.left() + gutter)
else:
grect.setLeft(grect.right() - gutter + self.MARGIN)
rect.setRight(rect.right() - gutter)
horizontal = gpos in (self.TOP, self.BOTTOM)
painter.save()
painter.setClipRect(grect)
try:
for i, emblem in enumerate(emblems):
delta = 0 if i == 0 else self.emblem_size + self.MARGIN
grect.moveLeft(grect.left() +
delta) if horizontal else grect.moveTop(
grect.top() + delta)
rect = QRect(grect)
rect.setWidth(int(emblem.width() /
emblem.devicePixelRatio())), rect.setHeight(
int(emblem.height() /
emblem.devicePixelRatio()))
painter.drawPixmap(rect, emblem)
finally:
painter.restore()
def paint(self, painter, option, index):
QStyledItemDelegate.paint(
self, painter, option,
empty_index) # draw the hover and selection highlights
m = index.model()
db = m.db
try:
book_id = db.id(index.row())
except (ValueError, IndexError, KeyError):
return
if book_id in m.ids_to_highlight_set:
painter.save()
try:
painter.setPen(self.highlight_color)
painter.setRenderHint(QPainter.RenderHint.Antialiasing, True)
painter.drawRoundedRect(option.rect, 10, 10,
Qt.SizeMode.RelativeSize)
finally:
painter.restore()
marked = db.data.get_marked(book_id)
db = db.new_api
cdata = self.cover_cache[book_id]
device_connected = self.parent().gui.device_connected is not None
on_device = device_connected and db.field_for('ondevice', book_id)
emblem_rules = db.pref('cover_grid_icon_rules', default=())
emblems = []
if self.emblem_size > 0:
mi = None
for i, (kind, column, rule) in enumerate(emblem_rules):
icon_name, mi = self.render_emblem(book_id, rule, i,
m.cover_grid_emblem_cache,
mi, db, m.formatter,
m.cover_grid_template_cache)
if icon_name is not None:
for one_icon in filter(None,
(i.strip()
for i in icon_name.split(':'))):
pixmap = self.cached_emblem(m.cover_grid_bitmap_cache,
one_icon)
if pixmap is not None:
emblems.append(pixmap)
if marked:
emblems.insert(
0,
self.cached_emblem(m.cover_grid_bitmap_cache, ':marked',
m.marked_icon))
if on_device:
emblems.insert(
0,
self.cached_emblem(m.cover_grid_bitmap_cache, ':ondevice'))
painter.save()
right_adjust = 0
try:
rect = option.rect
rect.adjust(self.MARGIN, self.MARGIN, -self.MARGIN, -self.MARGIN)
if self.emblem_size > 0:
self.paint_emblems(painter, rect, emblems)
orect = QRect(rect)
trect = QRect(rect)
if self.title_height != 0:
rect.setBottom(rect.bottom() - self.title_height)
trect.setTop(trect.bottom() - self.title_height + 5)
if cdata is None or cdata is False:
title = db.field_for('title', book_id, default_value='')
authors = ' & '.join(
db.field_for('authors', book_id, default_value=()))
painter.setRenderHint(QPainter.RenderHint.TextAntialiasing,
True)
painter.drawText(
rect,
Qt.AlignmentFlag.AlignCenter | Qt.TextFlag.TextWordWrap,
'%s\n\n%s' % (title, authors))
if cdata is False:
self.render_queue.put(book_id)
if self.title_height != 0:
self.paint_title(painter, trect, db, book_id)
else:
if self.animating is not None and self.animating.row(
) == index.row():
cdata = cdata.scaled(cdata.size() * self._animated_size)
dpr = cdata.devicePixelRatio()
cw, ch = int(cdata.width() / dpr), int(cdata.height() / dpr)
dx = max(0, int((rect.width() - cw) / 2.0))
dy = max(0, int((rect.height() - ch) / 2.0))
right_adjust = dx
rect.adjust(dx, dy, -dx, -dy)
painter.drawPixmap(rect, cdata)
if self.title_height != 0:
self.paint_title(painter, trect, db, book_id)
if self.emblem_size > 0:
return # We dont draw embossed emblems as the ondevice/marked emblems are drawn in the gutter
if marked:
try:
p = self.marked_emblem
except AttributeError:
p = self.marked_emblem = m.marked_icon.pixmap(48, 48)
self.paint_embossed_emblem(p, painter, orect, right_adjust)
if on_device:
try:
p = self.on_device_emblem
except AttributeError:
p = self.on_device_emblem = QIcon(I('ok.png')).pixmap(
48, 48)
self.paint_embossed_emblem(p,
painter,
orect,
right_adjust,
left=False)
finally:
painter.restore()
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 decoration_for_style(palette, style, icon_size, device_pixel_ratio, is_dark):
style_key = (is_dark, icon_size, device_pixel_ratio, tuple((k, style[k]) for k in sorted(style)))
sentinel = object()
ans = decoration_cache.get(style_key, sentinel)
if ans is not sentinel:
return ans
ans = None
kind = style.get('kind')
if kind == 'color':
key = 'dark' if is_dark else 'light'
val = style.get(key)
if val is None:
which = style.get('which')
val = (builtin_colors_dark if is_dark else builtin_colors_light).get(which)
if val is None:
val = style.get('background-color')
if val is not None:
ans = QColor(val)
elif kind == 'decoration':
which = style.get('which')
if which is not None:
q = builtin_decorations.get(which)
if q is not None:
style = q
sz = int(math.ceil(icon_size * device_pixel_ratio))
canvas = QImage(sz, sz, QImage.Format.Format_ARGB32)
canvas.fill(Qt.GlobalColor.transparent)
canvas.setDevicePixelRatio(device_pixel_ratio)
p = QPainter(canvas)
p.setRenderHint(QPainter.RenderHint.Antialiasing, True)
p.setPen(palette.color(QPalette.ColorRole.WindowText))
irect = QRect(0, 0, icon_size, icon_size)
adjust = -2
text_rect = p.drawText(irect.adjusted(0, adjust, 0, adjust), Qt.AlignmentFlag.AlignHCenter| Qt.AlignmentFlag.AlignTop, 'a')
p.drawRect(irect)
fm = p.fontMetrics()
pen = p.pen()
if 'text-decoration-color' in style:
pen.setColor(QColor(style['text-decoration-color']))
lstyle = style.get('text-decoration-style') or 'solid'
q = {'dotted': Qt.PenStyle.DotLine, 'dashed': Qt.PenStyle.DashLine, }.get(lstyle)
if q is not None:
pen.setStyle(q)
lw = fm.lineWidth()
if lstyle == 'double':
lw * 2
pen.setWidth(fm.lineWidth())
q = style.get('text-decoration-line') or 'underline'
pos = text_rect.bottom()
height = irect.bottom() - pos
if q == 'overline':
pos = height
elif q == 'line-through':
pos = text_rect.center().y() - adjust - lw // 2
p.setPen(pen)
if lstyle == 'wavy':
p.drawPath(wavy_path(icon_size, height, pos))
else:
p.drawLine(0, pos, irect.right(), pos)
p.end()
ans = QPixmap.fromImage(canvas)
elif 'background-color' in style:
ans = QColor(style['background-color'])
decoration_cache[style_key] = ans
return ans
class Declaration(QWidget):
hyperlink_activated = pyqtSignal(object)
context_menu_requested = pyqtSignal(object, object)
def __init__(self, html_name, data, is_first=False, parent=None):
QWidget.__init__(self, parent)
self.setSizePolicy(QSizePolicy.Policy.Preferred,
QSizePolicy.Policy.Minimum)
self.data = data
self.is_first = is_first
self.html_name = html_name
self.lines_for_copy = []
self.do_layout()
self.setMouseTracking(True)
def do_layout(self):
fm = self.fontMetrics()
bounding_rect = lambda text: fm.boundingRect(0, 0, 10000, 10000, Cell.
FLAGS, text)
line_spacing = 2
side_margin = Cell.SIDE_MARGIN
self.rows = []
ypos = line_spacing + (1 if self.is_first else 0)
if 'href' in self.data:
name = self.data['href']
if isinstance(name, list):
name = self.html_name
br1 = bounding_rect(name)
sel = self.data['selector'] or ''
if self.data['type'] == 'inline':
sel = 'style=""'
br2 = bounding_rect(sel)
self.hyperlink_rect = QRect(side_margin, ypos, br1.width(),
br1.height())
self.rows.append([
Cell(name,
self.hyperlink_rect,
color_role=QPalette.ColorRole.Link),
Cell(sel,
QRect(br1.right() + side_margin, ypos, br2.width(),
br2.height()),
right_align=True)
])
ypos += max(br1.height(), br2.height()) + 2 * line_spacing
self.lines_for_copy.append(name + ' ' + sel)
for prop in self.data['properties']:
text = prop.name + ':\xa0'
br1 = bounding_rect(text)
vtext = prop.value + '\xa0' + ('!' if prop.important else
'') + prop.important
br2 = bounding_rect(vtext)
self.rows.append([
Cell(text,
QRect(side_margin, ypos, br1.width(), br1.height()),
color_role=QPalette.ColorRole.LinkVisited,
is_overriden=prop.is_overriden),
Cell(vtext,
QRect(br1.right() + side_margin, ypos, br2.width(),
br2.height()),
swatch=prop.color,
is_overriden=prop.is_overriden)
])
self.lines_for_copy.append(text + vtext)
if prop.is_overriden:
self.lines_for_copy[-1] += ' [overridden]'
ypos += max(br1.height(), br2.height()) + line_spacing
self.lines_for_copy.append('--------------------------\n')
self.height_hint = ypos + line_spacing
self.width_hint = max(row[-1].rect.right() + side_margin
for row in self.rows) if self.rows else 0
def sizeHint(self):
return QSize(self.width_hint, self.height_hint)
def paintEvent(self, ev):
p = QPainter(self)
p.setClipRect(ev.rect())
palette = self.palette()
p.setPen(palette.color(QPalette.ColorRole.WindowText))
if not self.is_first:
p.drawLine(0, 0, self.width(), 0)
try:
for row in self.rows:
for cell in row:
p.save()
try:
cell.draw(p, self.width(), palette)
finally:
p.restore()
finally:
p.end()
def mouseMoveEvent(self, ev):
if hasattr(self, 'hyperlink_rect'):
pos = ev.pos()
hovering = self.hyperlink_rect.contains(pos)
self.update_hover(hovering)
cursor = Qt.CursorShape.ArrowCursor
for r, row in enumerate(self.rows):
for cell in row:
if cell.rect.contains(pos):
cursor = Qt.CursorShape.PointingHandCursor if cell.rect is self.hyperlink_rect else Qt.CursorShape.IBeamCursor
if r == 0:
break
if cursor != Qt.CursorShape.ArrowCursor:
break
self.setCursor(cursor)
return QWidget.mouseMoveEvent(self, ev)
def mousePressEvent(self, ev):
if hasattr(
self,
'hyperlink_rect') and ev.button() == Qt.MouseButton.LeftButton:
pos = ev.pos()
if self.hyperlink_rect.contains(pos):
self.emit_hyperlink_activated()
return QWidget.mousePressEvent(self, ev)
def emit_hyperlink_activated(self):
dt = self.data['type']
data = {'type': dt, 'name': self.html_name, 'syntax': 'html'}
if dt == 'inline': # style attribute
data['sourceline_address'] = self.data['href']
elif dt == 'elem': # <style> tag
data['sourceline_address'] = self.data['href']
data['rule_address'] = self.data['rule_address']
else: # stylesheet
data['name'] = self.data['href']
data['rule_address'] = self.data['rule_address']
data['syntax'] = 'css'
self.hyperlink_activated.emit(data)
def leaveEvent(self, ev):
self.update_hover(False)
self.setCursor(Qt.CursorShape.ArrowCursor)
return QWidget.leaveEvent(self, ev)
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 contextMenuEvent(self, ev):
self.context_menu_requested.emit(self, ev)
