def _updateButtons(self):
"""
Update button icons.
"""
sz = QSize(32, 32)
if self.orientation() == Qt.Vertical:
sz.setHeight(sz.height() / 2)
pix = QPixmap(sz)
pix.fill(Qt.transparent)
pnt = QPainter(pix)
pnt.setPen(Qt.black)
path = QPainterPath()
arrowwidth = pix.width() - 2 * 2
arrowheight = min(arrowwidth / 2, pix.height() - 2 * 2)
path.moveTo((pix.width() - arrowwidth) / 2,
(pix.height() - arrowheight) / 2)
path.lineTo((pix.width() + arrowwidth) / 2,
(pix.height() - arrowheight) / 2)
path.lineTo(pix.width() / 2, (pix.height() + arrowheight) / 2)
path.lineTo((pix.width() - arrowwidth) / 2,
(pix.height() - arrowheight) / 2)
pnt.fillPath(path, Qt.black)
pnt.end()
self._inc.setIcon(QIcon(pix))
self._dec.setIcon(QIcon(QPixmap.fromImage(pix.toImage().mirrored())))
def __init__(self, gui):
QWidget.__init__(self, gui)
self.setObjectName('jobs_pointer')
self.setVisible(False)
self.resize(100, 80)
self.animation = QPropertyAnimation(self, "geometry", self)
self.animation.setDuration(750)
self.animation.setLoopCount(2)
self.animation.setEasingCurve(QEasingCurve.Linear)
self.animation.finished.connect(self.hide)
taily, heady = 0, 55
self.arrow_path = QPainterPath(QPointF(40, taily))
self.arrow_path.lineTo(40, heady)
self.arrow_path.lineTo(20, heady)
self.arrow_path.lineTo(50, self.height())
self.arrow_path.lineTo(80, heady)
self.arrow_path.lineTo(60, heady)
self.arrow_path.lineTo(60, taily)
self.arrow_path.closeSubpath()
c = self.palette().color(QPalette.Active, QPalette.WindowText)
self.color = QColor(c)
self.color.setAlpha(100)
self.brush = QBrush(self.color, Qt.SolidPattern)
def _create_crop_elements(self):
cw, ch, _ = self._crop_size
path = QPainterPath()
path.moveTo(0, ch)
path.lineTo(cw / 2, 0)
path.lineTo(cw, ch)
path.lineTo(0, ch)
self._crop_path = path
self._crop_brush = QBrush(self.palette().light().color())
def paint_background(self, painter):
br = 12 # border_radius
bw = 1 # border_width
c = QColor('#fdfd96')
p = QPainterPath()
p.addRoundedRect(QRectF(self.rect()), br, br)
painter.fillPath(p, c)
p.addRoundedRect(QRectF(self.rect()).adjusted(bw, bw, -bw, -bw), br, br)
painter.fillPath(p, QColor('black'))
def paint(self, painter, option, index):
QStyledItemDelegate.paint(self, painter, option, index)
hovering = index.data(HOVER_ROLE) is True
painter.save()
rect = option.rect
is_current = index.data(Qt.FontRole) is not None
if not hovering and is_current:
qpp = QPainterPath()
qpp.addRoundedRect(QRectF(rect), 6, 6)
painter.fillPath(qpp, self.current_background)
icon_rect = QRect(rect.left() + self.MARGIN, rect.top() + self.MARGIN, ICON_SIZE, ICON_SIZE)
left = icon_rect.right() + 2 * self.MARGIN
text_rect = QRect(left, icon_rect.top(), rect.width() - left + rect.left(), icon_rect.height())
mark = index.data(MARK_ROLE)
if hovering or mark:
text_rect.adjust(0, 0, -text_rect.height(), 0)
text = index.data(DISPLAY_ROLE) or ''
font = index.data(Qt.FontRole)
if font:
painter.setFont(font)
text_flags = Qt.AlignVCenter | Qt.AlignLeft | Qt.TextSingleLine
text = elided_text(text, font, text_rect.width(), 'right')
if option.state & QStyle.State_Selected:
painter.setPen(QPen(self.highlighted_text))
painter.drawText(text_rect, text_flags, text)
if mark:
hrect = QRect(text_rect.right(), text_rect.top(), text_rect.height(), text_rect.height())
painter.fillRect(hrect, QColor('#ffffaa'))
painter.drawText(hrect, Qt.AlignCenter, mark)
elif hovering:
hrect = QRect(text_rect.right(), text_rect.top(), text_rect.height(), text_rect.height())
close_hover = index.data(CLOSE_HOVER_ROLE) is True
if close_hover:
pen = painter.pen()
pen.setColor(QColor('red'))
painter.setPen(pen)
painter.drawText(hrect, Qt.AlignCenter, '✖ ')
if index.data(LOADING_ROLE):
if not self.errored_out:
angle = index.data(ANGLE_ROLE)
try:
draw_snake_spinner(painter, icon_rect, angle, self.light, self.dark)
except Exception:
import traceback
traceback.print_exc()
self.errored_out = True
else:
icurl = index.data(URL_ROLE)
if icurl == WELCOME_URL:
icon = welcome_icon()
elif icurl == DOWNLOADS_URL:
icon = downloads_icon()
else:
icon = index.data(DECORATION_ROLE)
icon.paint(painter, icon_rect)
painter.restore()
def create_line(ly, ry, right_to_left=False):
' Create path that represents upper or lower line of change marker '
line = QPainterPath()
if not right_to_left:
line.moveTo(0, ly)
line.cubicTo(C, ly, w - C, ry, w, ry)
else:
line.moveTo(w, ry)
line.cubicTo(w - C, ry, C, ly, 0, ly)
return line
def paint_background(self, painter):
br = 12 # border_radius
bw = 1 # border_width
pal = self.palette()
c = pal.color(pal.Window)
c.setAlphaF(0.9)
p = QPainterPath()
p.addRoundedRect(QRectF(self.rect()), br, br)
painter.fillPath(p, c)
p.addRoundedRect(QRectF(self.rect()).adjusted(bw, bw, -bw, -bw), br, br)
painter.fillPath(p, pal.color(pal.WindowText))
def draw_fold(x, m=1, corner=left_corner):
ans = p = QPainterPath(QPointF(x, rtop))
draw_curved_line(p, rwidth*m, 0, 0.1, 0.1*m, 0.5, -0.2*m)
fold_upper = p.currentPosition()
p.lineTo(p.currentPosition() + QPointF(-deltax*m, height))
fold_corner = p.currentPosition()
draw_curved_line(p, -rwidth*m, 0, 0.2, -0.1*m, 0.8, -0.1*m)
draw_curved_line(p, deltax*m, -height, 0.2, 0.1*m, 0.8, 0.1*m)
p = inner_fold = QPainterPath(corner)
dp = fold_corner - p.currentPosition()
draw_curved_line(p, dp.x(), dp.y(), 0.5, 0.3*m, 1, 0*m)
p.lineTo(fold_upper), p.closeSubpath()
return ans, inner_fold
def full(p, xmax, ymax):
p.drawRect(0, 0, xmax, ymax)
p.drawPolyline(QPoint(0, 0), QPoint(xmax, 0), QPoint(xmax, ymax),
QPoint(0, ymax), QPoint(0, 0))
pp = QPainterPath()
pp.addRect(0, 0, xmax, ymax)
p.drawPath(pp)
p.save()
for i in range(3):
col = [0, 0, 0, 200]
col[i] = 255
p.setOpacity(0.3)
p.fillRect(0, 0, xmax/10, xmax/10, QBrush(QColor(*col)))
p.setOpacity(1)
p.drawRect(0, 0, xmax/10, xmax/10)
p.translate(xmax/10, xmax/10)
p.scale(1, 1.5)
p.restore()
# p.scale(2, 2)
# p.rotate(45)
p.drawPixmap(0, 0, xmax/4, xmax/4, QPixmap(I('library.png')))
p.drawRect(0, 0, xmax/4, xmax/4)
f = p.font()
f.setPointSize(20)
# f.setLetterSpacing(f.PercentageSpacing, 200)
f.setUnderline(True)
# f.setOverline(True)
# f.setStrikeOut(True)
f.setFamily('Calibri')
p.setFont(f)
# p.setPen(QColor(0, 0, 255))
# p.scale(2, 2)
# p.rotate(45)
p.drawText(QPoint(xmax/3.9, 30), 'Some—text not By’s ū --- Д AV ff ff')
b = QBrush(Qt.HorPattern)
b.setColor(QColor(Qt.blue))
pix = QPixmap(I('lt.png'))
w = xmax/4
p.fillRect(0, ymax/3, w, w, b)
p.fillRect(xmax/3, ymax/3, w, w, QBrush(pix))
x, y = 2*xmax/3, ymax/3
p.drawTiledPixmap(QRectF(x, y, w, w), pix, QPointF(10, 10))
x, y = 1, ymax/1.9
g = QLinearGradient(QPointF(x, y), QPointF(x+w, y+w))
g.setColorAt(0, QColor('#00f'))
g.setColorAt(1, QColor('#fff'))
p.fillRect(x, y, w, w, QBrush(g))
def create_line(ly, ry, right_to_left=False):
' Create path that represents upper or lower line of change marker '
line = QPainterPath()
if not right_to_left:
line.moveTo(0, ly)
line.cubicTo(C, ly, w - C, ry, w, ry)
else:
line.moveTo(w, ry)
line.cubicTo(w - C, ry, C, ly, 0, ly)
return line
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.RelativeSize)
painter.setClipPath(p)
painter.setRenderHint(QPainter.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 __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.RelativeSize)
painter.setClipPath(p)
painter.setRenderHint(QPainter.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 createPixmapForSite(self, icon, title, url):
'''
@param: icon QIcon
@param: title QString
@param: url QString
@return: QPixmap
'''
fontMetrics = QApplication.fontMetrics()
padding = 4
text = len(title) > len(url) and title or url
maxWidth = fontMetrics.width(text) + 3 * padding + 16
width = min(maxWidth, 150)
height = fontMetrics.height() * 2 + fontMetrics.leading() + 2 * padding
pixelRatio = gVar.app.devicePixelRatio()
pixmap = QPixmap(width * pixelRatio, height * pixelRatio)
pixmap.setDevicePixelRatio(pixelRatio)
painter = QPainter(pixmap)
painter.setRenderHint(QPainter.Antialiasing)
# Draw background
pen = QPen(Qt.black)
pen.setWidth(1)
painter.setPen(pen)
path = QPainterPath()
path.addRect(QRectF(0, 0, width, height))
painter.fillPath(path, Qt.white)
painter.drawPath(path)
# Draw icon
iconRect = QRect(padding, 0, 16, height)
icon.paint(painter, iconRect)
# Draw title
titleRect = QRectF(iconRect.right() + padding, padding,
width - padding - iconRect.right(), fontMetrics.height())
painter.drawText(titleRect, fontMetrics.elidedText(title, Qt.ElideRight, titleRect.width()))
# Draw url
urlRect = QRectF(titleRect.x(), titleRect.bottom() + fontMetrics.leading(),
titleRect.width(), titleRect.height())
painter.setPen(QApplication.palette().color(QPalette.Link))
painter.drawText(urlRect, fontMetrics.elidedText(url, Qt.ElideRight, urlRect.width()))
return pixmap
def __init__(self, gui):
QWidget.__init__(self, gui)
self.setObjectName('jobs_pointer')
self.setVisible(False)
self.resize(100, 80)
self.animation = QPropertyAnimation(self, "geometry", self)
self.animation.setDuration(750)
self.animation.setLoopCount(2)
self.animation.setEasingCurve(QEasingCurve.Linear)
self.animation.finished.connect(self.hide)
taily, heady = 0, 55
self.arrow_path = QPainterPath(QPointF(40, taily))
self.arrow_path.lineTo(40, heady)
self.arrow_path.lineTo(20, heady)
self.arrow_path.lineTo(50, self.height())
self.arrow_path.lineTo(80, heady)
self.arrow_path.lineTo(60, heady)
self.arrow_path.lineTo(60, taily)
self.arrow_path.closeSubpath()
c = self.palette().color(QPalette.Active, QPalette.WindowText)
self.color = QColor(c)
self.color.setAlpha(100)
self.brush = QBrush(self.color, Qt.SolidPattern)
def __call__(self, painter, rect, color_theme, title_block, subtitle_block, footer_block):
painter.fillRect(rect, self.color1)
top = title_block.position.y + 2
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
right = rect.right() - self.hmargin
width = right - self.hmargin
# Draw main banner
p = main = QPainterPath(QPointF(self.hmargin, top))
draw_curved_line(p, rect.width() - 2 * self.hmargin, 0, 0.1, -0.1, 0.9, -0.1)
deltax = self.GRADE * height
p.lineTo(right + deltax, top + height)
right_corner = p.currentPosition()
draw_curved_line(p, - width - 2 * deltax, 0, 0.1, 0.05, 0.9, 0.05)
left_corner = p.currentPosition()
p.closeSubpath()
# Draw fold rectangles
rwidth = self.fold_width
yfrac = 0.1
width23 = int(0.67 * rwidth)
rtop = top + height * yfrac
def draw_fold(x, m=1, corner=left_corner):
ans = p = QPainterPath(QPointF(x, rtop))
draw_curved_line(p, rwidth*m, 0, 0.1, 0.1*m, 0.5, -0.2*m)
fold_upper = p.currentPosition()
p.lineTo(p.currentPosition() + QPointF(-deltax*m, height))
fold_corner = p.currentPosition()
draw_curved_line(p, -rwidth*m, 0, 0.2, -0.1*m, 0.8, -0.1*m)
draw_curved_line(p, deltax*m, -height, 0.2, 0.1*m, 0.8, 0.1*m)
p = inner_fold = QPainterPath(corner)
dp = fold_corner - p.currentPosition()
draw_curved_line(p, dp.x(), dp.y(), 0.5, 0.3*m, 1, 0*m)
p.lineTo(fold_upper), p.closeSubpath()
return ans, inner_fold
left_fold, left_inner = draw_fold(self.hmargin - width23)
right_fold, right_inner = draw_fold(right + width23, m=-1, corner=right_corner)
painter.save()
painter.setRenderHint(QPainter.Antialiasing)
pen = QPen(self.ccolor2)
pen.setWidth(3)
pen.setJoinStyle(Qt.RoundJoin)
painter.setPen(pen)
for r in (left_fold, right_fold):
painter.fillPath(r, QBrush(self.color2))
painter.drawPath(r)
for r in (left_inner, right_inner):
painter.fillPath(r, QBrush(self.color2.darker()))
painter.drawPath(r)
painter.fillPath(main, QBrush(self.color2))
painter.drawPath(main)
painter.restore()
return self.ccolor2, self.ccolor2, self.ccolor1
def _draw_column_data(self, painter, color, xcol,
ycol, xmin, xmax, ymin, ymax):
painter.setPen( QPen(QColor(color), 2,
Qt.SolidLine, Qt.RoundCap))
path = QPainterPath()
row = self.data.rows[0]
x, y = self._xy_from_data(row[xcol], row[ycol],
xmin, xmax, ymin, ymax)
path.moveTo(x, y)
for row in self.data.rows[1:]:
x, y = self._xy_from_data(row[xcol], row[ycol],
xmin, xmax, ymin, ymax)
path.lineTo(x, y)
painter.drawPath(path)
def start(self):
if config['disable_animations']:
return
self.setVisible(True)
self.raise_()
end = self.abspos(self.gui.jobs_button)
end = QPointF(end.x() + self.gui.jobs_button.width()/3.0, end.y()+20)
start = QPointF(end.x(), end.y() - 0.5*self.height())
self.path = QPainterPath(QPointF(start))
self.path.lineTo(end)
self.path.closeSubpath()
self.animation.setStartValue(self.rect_at(0.0))
self.animation.setEndValue(self.rect_at(1.0))
self.animation.setDirection(self.animation.Backward)
num_keys = 100
for i in range(1, num_keys):
i /= num_keys
self.animation.setKeyValueAt(i, self.rect_at(i))
self.animation.start()
def __call__(self, painter, rect, color_theme, title_block, subtitle_block,
footer_block):
if not self.PATH_CACHE:
from calibre.utils.speedups import svg_path_to_painter_path
try:
self.__class__.PATH_CACHE['corner'] = svg_path_to_painter_path(
self.CORNER_VECTOR)
except Exception:
import traceback
traceback.print_exc()
p = painter
painter.setRenderHint(QPainter.RenderHint.Antialiasing)
g = QRadialGradient(QPointF(rect.center()), rect.width())
g.setColorAt(0, self.color1), g.setColorAt(1, self.color2)
painter.fillRect(rect, QBrush(g))
painter.save()
painter.setWindow(0, 0, *self.VIEWPORT)
try:
path = self.PATH_CACHE['corner']
except KeyError:
path = QPainterPath()
pen = p.pen()
pen.setColor(self.ccolor1)
p.setPen(pen)
def corner():
b = QBrush(self.ccolor1)
p.fillPath(path, b)
p.rotate(90), p.translate(100, -100), p.scale(1, -1), p.translate(
-103, -97)
p.fillPath(path, b)
p.setWorldTransform(QTransform())
# Top-left corner
corner()
# Top right corner
p.scale(-1, 1), p.translate(-400, 0), corner()
# Bottom left corner
p.scale(1, -1), p.translate(0, -500), corner()
# Bottom right corner
p.scale(-1, -1), p.translate(-400, -500), corner()
for y in (28.4, 471.7):
p.drawLine(QPointF(160, y), QPointF(240, y))
for x in (31.3, 368.7):
p.drawLine(QPointF(x, 155), QPointF(x, 345))
pen.setWidthF(1.8)
p.setPen(pen)
for y in (23.8, 476.7):
p.drawLine(QPointF(160, y), QPointF(240, y))
for x in (26.3, 373.7):
p.drawLine(QPointF(x, 155), QPointF(x, 345))
painter.restore()
return self.ccolor2, self.ccolor2, self.ccolor1
def drawContents(self, painter):
self.drawn_once = True
painter.save()
painter.setPen(Qt.black)
painter.setRenderHint(painter.TextAntialiasing, True)
painter.setRenderHint(painter.Antialiasing, True)
f = painter.font()
f.setPixelSize(18)
painter.setFont(f)
t = QTransform()
t.translate(330, 450)
painter.setTransform(t)
painter.rotate(-98)
if iswindows:
# On windows Qt cannot anti-alias rotated text
p = QPainterPath()
p.addText(0, 0, f, self.message())
painter.fillPath(p, QBrush(Qt.black))
else:
painter.drawText(0, 0, self.message())
painter.restore()
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.drawPixmap(0, 0, self._pixmap)
painter.fillRect(self.rect(), self.palette().midlight().color())
round_path = QPainterPath()
round_path.addRoundedRect(0, 0, self.width(), self.height(), 5, 5)
sq_path = QPainterPath()
sq_path.addRect(0, 0, 10, self.height())
draw_path = sq_path - round_path
painter.setPen(Qt.NoPen)
painter.setBrush(self.palette().dark().color())
painter.drawPath(draw_path)
def drawContents(self, painter):
self.drawn_once = True
painter.save()
painter.setPen(Qt.black)
painter.setRenderHint(painter.TextAntialiasing, True)
painter.setRenderHint(painter.Antialiasing, True)
f = painter.font()
f.setPixelSize(18)
painter.setFont(f)
t = QTransform()
t.translate(330, 450)
painter.setTransform(t)
painter.rotate(-98)
left_margin = 25
if iswindows:
# On windows Qt cannot anti-alias rotated text
p = QPainterPath()
p.addText(left_margin, 0, f, self.message())
painter.fillPath(p, QBrush(Qt.black))
else:
painter.drawText(left_margin, 0, self.message())
painter.restore()
def paint_background(self, painter):
br = 12 # border_radius
bw = 1 # border_width
c = QColor('#fdfd96')
p = QPainterPath()
p.addRoundedRect(QRectF(self.rect()), br, br)
painter.fillPath(p, c)
p.addRoundedRect(
QRectF(self.rect()).adjusted(bw, bw, -bw, -bw), br, br)
painter.fillPath(p, QColor('black'))
def paint_background(self, painter):
br = 12 # border_radius
bw = 1 # border_width
pal = self.palette()
c = pal.color(QPalette.ColorRole.Window)
c.setAlphaF(0.9)
p = QPainterPath()
p.addRoundedRect(QRectF(self.rect()), br, br)
painter.fillPath(p, c)
p.addRoundedRect(QRectF(self.rect()).adjusted(bw, bw, -bw, -bw), br, br)
painter.fillPath(p, pal.color(QPalette.ColorRole.WindowText))
def shape(self):
'''Defines the selection shape of the item.'''
stroker = QPainterPathStroker()
# Tolerance on click to update if needed
stroker.setWidth(12)
path = QPainterPath()
path.moveTo(self.line().p1())
path.lineTo(self.line().p2())
return stroker.createStroke(path)
def wavy_path(width, height, y_origin):
half_height = height / 2
path = QPainterPath()
pi2 = math.pi * 2
num = 100
num_waves = 4
wav_limit = num // num_waves
sin = math.sin
path.reserve(num)
for i in range(num):
x = width * i / num
rads = pi2 * (i % wav_limit) / wav_limit
factor = sin(rads)
y = y_origin + factor * half_height
path.lineTo(x, y) if i else path.moveTo(x, y)
return path
def start(self):
if config['disable_animations']:
return
self.setVisible(True)
self.raise_()
end = self.abspos(self.gui.jobs_button)
end = QPointF( end.x() + self.gui.jobs_button.width()/3.0, end.y()+20)
start = QPointF(end.x(), end.y() - 0.5*self.height())
self.path = QPainterPath(QPointF(start))
self.path.lineTo(end)
self.path.closeSubpath()
self.animation.setStartValue(self.rect_at(0.0))
self.animation.setEndValue(self.rect_at(1.0))
self.animation.setDirection(self.animation.Backward)
num_keys = 100
for i in xrange(1, num_keys):
i /= num_keys
self.animation.setKeyValueAt(i, self.rect_at(i))
self.animation.start()
class Pointer(QWidget):
def __init__(self, gui):
QWidget.__init__(self, gui)
self.setObjectName('jobs_pointer')
self.setVisible(False)
self.resize(100, 80)
self.animation = QPropertyAnimation(self, "geometry", self)
self.animation.setDuration(750)
self.animation.setLoopCount(2)
self.animation.setEasingCurve(QEasingCurve.Linear)
self.animation.finished.connect(self.hide)
taily, heady = 0, 55
self.arrow_path = QPainterPath(QPointF(40, taily))
self.arrow_path.lineTo(40, heady)
self.arrow_path.lineTo(20, heady)
self.arrow_path.lineTo(50, self.height())
self.arrow_path.lineTo(80, heady)
self.arrow_path.lineTo(60, heady)
self.arrow_path.lineTo(60, taily)
self.arrow_path.closeSubpath()
c = self.palette().color(QPalette.Active, QPalette.WindowText)
self.color = QColor(c)
self.color.setAlpha(100)
self.brush = QBrush(self.color, Qt.SolidPattern)
# from PyQt5.Qt import QTimer
# QTimer.singleShot(1000, self.start)
@property
def gui(self):
return self.parent()
def point_at(self, frac):
return (self.path.pointAtPercent(frac).toPoint() -
QPoint(self.rect().center().x(), self.height()))
def rect_at(self, frac):
return QRect(self.point_at(frac), self.size())
def abspos(self, widget):
pos = widget.pos()
parent = widget.parent()
while parent is not self.gui:
pos += parent.pos()
parent = parent.parent()
return pos
def start(self):
if config['disable_animations']:
return
self.setVisible(True)
self.raise_()
end = self.abspos(self.gui.jobs_button)
end = QPointF(end.x() + self.gui.jobs_button.width() / 3.0,
end.y() + 20)
start = QPointF(end.x(), end.y() - 0.5 * self.height())
self.path = QPainterPath(QPointF(start))
self.path.lineTo(end)
self.path.closeSubpath()
self.animation.setStartValue(self.rect_at(0.0))
self.animation.setEndValue(self.rect_at(1.0))
self.animation.setDirection(self.animation.Backward)
num_keys = 100
for i in xrange(1, num_keys):
i /= num_keys
self.animation.setKeyValueAt(i, self.rect_at(i))
self.animation.start()
def paintEvent(self, ev):
p = QPainter(self)
p.setRenderHints(p.Antialiasing)
p.setBrush(self.brush)
p.setPen(Qt.NoPen)
p.drawPath(self.arrow_path)
p.end()
class Pointer(QWidget):
def __init__(self, gui):
QWidget.__init__(self, gui)
self.setObjectName('jobs_pointer')
self.setVisible(False)
self.resize(100, 80)
self.animation = QPropertyAnimation(self, "geometry", self)
self.animation.setDuration(750)
self.animation.setLoopCount(2)
self.animation.setEasingCurve(QEasingCurve.Linear)
self.animation.finished.connect(self.hide)
taily, heady = 0, 55
self.arrow_path = QPainterPath(QPointF(40, taily))
self.arrow_path.lineTo(40, heady)
self.arrow_path.lineTo(20, heady)
self.arrow_path.lineTo(50, self.height())
self.arrow_path.lineTo(80, heady)
self.arrow_path.lineTo(60, heady)
self.arrow_path.lineTo(60, taily)
self.arrow_path.closeSubpath()
c = self.palette().color(QPalette.Active, QPalette.WindowText)
self.color = QColor(c)
self.color.setAlpha(100)
self.brush = QBrush(self.color, Qt.SolidPattern)
# from PyQt5.Qt import QTimer
# QTimer.singleShot(1000, self.start)
@property
def gui(self):
return self.parent()
def point_at(self, frac):
return (self.path.pointAtPercent(frac).toPoint() -
QPoint(self.rect().center().x(), self.height()))
def rect_at(self, frac):
return QRect(self.point_at(frac), self.size())
def abspos(self, widget):
pos = widget.pos()
parent = widget.parent()
while parent is not self.gui:
pos += parent.pos()
parent = parent.parent()
return pos
def start(self):
if config['disable_animations']:
return
self.setVisible(True)
self.raise_()
end = self.abspos(self.gui.jobs_button)
end = QPointF( end.x() + self.gui.jobs_button.width()/3.0, end.y()+20)
start = QPointF(end.x(), end.y() - 0.5*self.height())
self.path = QPainterPath(QPointF(start))
self.path.lineTo(end)
self.path.closeSubpath()
self.animation.setStartValue(self.rect_at(0.0))
self.animation.setEndValue(self.rect_at(1.0))
self.animation.setDirection(self.animation.Backward)
num_keys = 100
for i in xrange(1, num_keys):
i /= num_keys
self.animation.setKeyValueAt(i, self.rect_at(i))
self.animation.start()
def paintEvent(self, ev):
p = QPainter(self)
p.setRenderHints(p.Antialiasing)
p.setBrush(self.brush)
p.setPen(Qt.NoPen)
p.drawPath(self.arrow_path)
p.end()
def svg_path_to_painter_path(d):
'''
Convert a tiny SVG 1.2 path into a QPainterPath.
:param d: The value of the d attribute of an SVG <path> tag
'''
from PyQt5.Qt import QPainterPath
cmd = last_cmd = b''
path = QPainterPath()
moveto_abs, moveto_rel = b'M', b'm'
closepath1, closepath2 = b'Z', b'z'
lineto_abs, lineto_rel = b'L', b'l'
hline_abs, hline_rel = b'H', b'h'
vline_abs, vline_rel = b'V', b'v'
curveto_abs, curveto_rel = b'C', b'c'
smoothcurveto_abs, smoothcurveto_rel = b'S', b's'
quadcurveto_abs, quadcurveto_rel = b'Q', b'q'
smoothquadcurveto_abs, smoothquadcurveto_rel = b'T', b't'
# Store the last parsed values
# x/y = end position
# x1/y1 and x2/y2 = bezier control points
x = y = x1 = y1 = x2 = y2 = 0
if isinstance(d, unicode_type):
d = d.encode('ascii')
d = d.replace(b',', b' ').replace(b'\n', b' ')
end = len(d)
pos = [0]
def read_byte():
p = pos[0]
pos[0] += 1
return d[p:p + 1]
def parse_float():
chars = []
while pos[0] < end:
c = read_byte()
if c == b' ' and not chars:
continue
if c in b'-.0123456789':
chars.append(c)
else:
break
if not chars:
raise ValueError('Premature end of input while expecting a number')
return float(b''.join(chars))
def parse_floats(num, x_offset=0, y_offset=0):
for i in range(num):
val = parse_float()
yield val + (x_offset if i % 2 == 0 else y_offset)
repeated_command = None
while pos[0] < end:
last_cmd = cmd
cmd = read_byte() if repeated_command is None else repeated_command
repeated_command = None
if cmd == b' ':
continue
if cmd == moveto_abs:
x, y = parse_float(), parse_float()
path.moveTo(x, y)
elif cmd == moveto_rel:
x += parse_float()
y += parse_float()
path.moveTo(x, y)
elif cmd == closepath1 or cmd == closepath2:
path.closeSubpath()
elif cmd == lineto_abs:
x, y = parse_floats(2)
path.lineTo(x, y)
elif cmd == lineto_rel:
x += parse_float()
y += parse_float()
path.lineTo(x, y)
elif cmd == hline_abs:
x = parse_float()
path.lineTo(x, y)
elif cmd == hline_rel:
x += parse_float()
path.lineTo(x, y)
elif cmd == vline_abs:
y = parse_float()
path.lineTo(x, y)
elif cmd == vline_rel:
y += parse_float()
path.lineTo(x, y)
elif cmd == curveto_abs:
x1, y1, x2, y2, x, y = parse_floats(6)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == curveto_rel:
x1, y1, x2, y2, x, y = parse_floats(6, x, y)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == smoothcurveto_abs:
if last_cmd == curveto_abs or last_cmd == curveto_rel or last_cmd == smoothcurveto_abs or last_cmd == smoothcurveto_rel:
x1 = 2 * x - x2
y1 = 2 * y - y2
else:
x1, y1 = x, y
x2, y2, x, y = parse_floats(4)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == smoothcurveto_rel:
if last_cmd == curveto_abs or last_cmd == curveto_rel or last_cmd == smoothcurveto_abs or last_cmd == smoothcurveto_rel:
x1 = 2 * x - x2
y1 = 2 * y - y2
else:
x1, y1 = x, y
x2, y2, x, y = parse_floats(4, x, y)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == quadcurveto_abs:
x1, y1, x, y = parse_floats(4)
path.quadTo(x1, y1, x, y)
elif cmd == quadcurveto_rel:
x1, y1, x, y = parse_floats(4, x, y)
path.quadTo(x1, y1, x, y)
elif cmd == smoothquadcurveto_abs:
if last_cmd in (quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel):
x1 = 2 * x - x1
y1 = 2 * y - y1
else:
x1, y1 = x, y
x, y = parse_floats(2)
path.quadTo(x1, y1, x, y)
elif cmd == smoothquadcurveto_rel:
if last_cmd in (quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel):
x1 = 2 * x - x1
y1 = 2 * y - y1
else:
x1, y1 = x, y
x, y = parse_floats(2, x, y)
path.quadTo(x1, y1, x, y)
elif cmd in b'-.0123456789':
# A new number begins
# In this case, multiple parameters tuples are specified for the last command
# We rewind to reparse data correctly
pos[0] -= 1
# Handle extra parameters
if last_cmd == moveto_abs:
repeated_command = cmd = lineto_abs
elif last_cmd == moveto_rel:
repeated_command = cmd = lineto_rel
elif last_cmd in (closepath1, closepath2):
raise ValueError('Extra parameters after close path command')
elif last_cmd in (lineto_abs, lineto_rel, hline_abs, hline_rel,
vline_abs, vline_rel, curveto_abs, curveto_rel,
smoothcurveto_abs, smoothcurveto_rel,
quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel):
repeated_command = cmd = last_cmd
else:
raise ValueError('Unknown path command: %s' % cmd)
return path
def paintEvent(self, event):
QSplitterHandle.paintEvent(self, event)
left, right = self.parent().left, self.parent().right
painter = QPainter(self)
painter.setClipRect(event.rect())
w = self.width()
h = self.height()
painter.setRenderHints(QPainter.Antialiasing, True)
C = 16 # Curve factor.
def create_line(ly, ry, right_to_left=False):
' Create path that represents upper or lower line of change marker '
line = QPainterPath()
if not right_to_left:
line.moveTo(0, ly)
line.cubicTo(C, ly, w - C, ry, w, ry)
else:
line.moveTo(w, ry)
line.cubicTo(w - C, ry, C, ly, 0, ly)
return line
ldoc, rdoc = left.document(), right.document()
lorigin, rorigin = left.contentOffset(), right.contentOffset()
lfv, rfv = left.firstVisibleBlock().blockNumber(), right.firstVisibleBlock().blockNumber()
lines = []
for (ltop, lbot, kind), (rtop, rbot, kind) in zip(left.changes, right.changes):
if lbot < lfv and rbot < rfv:
continue
ly_top = left.blockBoundingGeometry(ldoc.findBlockByNumber(ltop)).translated(lorigin).y()
ly_bot = left.blockBoundingGeometry(ldoc.findBlockByNumber(lbot)).translated(lorigin).y()
ry_top = right.blockBoundingGeometry(rdoc.findBlockByNumber(rtop)).translated(rorigin).y()
ry_bot = right.blockBoundingGeometry(rdoc.findBlockByNumber(rbot)).translated(rorigin).y()
if max(ly_top, ly_bot, ry_top, ry_bot) < 0:
continue
if min(ly_top, ly_bot, ry_top, ry_bot) > h:
break
upper_line = create_line(ly_top, ry_top)
lower_line = create_line(ly_bot, ry_bot, True)
region = QPainterPath()
region.moveTo(0, ly_top)
region.connectPath(upper_line)
region.lineTo(w, ry_bot)
region.connectPath(lower_line)
region.closeSubpath()
painter.fillPath(region, left.diff_backgrounds[kind])
for path, aa in zip((upper_line, lower_line), (ly_top != ry_top, ly_bot != ry_bot)):
lines.append((kind, path, aa))
for kind, path, aa in sorted(lines, key=lambda x:{'replace':0}.get(x[0], 1)):
painter.setPen(left.diff_foregrounds[kind])
painter.setRenderHints(QPainter.Antialiasing, aa)
painter.drawPath(path)
painter.setFont(left.heading_font)
for (lnum, text), (rnum, text) in zip(left.headers, right.headers):
ltop, lbot, rtop, rbot = lnum, lnum + 3, rnum, rnum + 3
if lbot < lfv and rbot < rfv:
continue
ly_top = left.blockBoundingGeometry(ldoc.findBlockByNumber(ltop)).translated(lorigin).y()
ly_bot = left.blockBoundingGeometry(ldoc.findBlockByNumber(lbot)).translated(lorigin).y()
ry_top = right.blockBoundingGeometry(rdoc.findBlockByNumber(rtop)).translated(rorigin).y()
ry_bot = right.blockBoundingGeometry(rdoc.findBlockByNumber(rbot)).translated(rorigin).y()
if max(ly_top, ly_bot, ry_top, ry_bot) < 0:
continue
if min(ly_top, ly_bot, ry_top, ry_bot) > h:
break
ly = painter.boundingRect(3, ly_top, left.width(), ly_bot - ly_top - 5, Qt.TextSingleLine, text).bottom() + 3
ry = painter.boundingRect(3, ry_top, right.width(), ry_bot - ry_top - 5, Qt.TextSingleLine, text).bottom() + 3
line = create_line(ly, ry)
painter.setPen(QPen(left.palette().text(), 2))
painter.setRenderHints(QPainter.Antialiasing, ly != ry)
painter.drawPath(line)
painter.end()
# Paint the splitter without the change lines if the mouse is over the
# splitter
if getattr(self, 'hover', False):
QSplitterHandle.paintEvent(self, event)
def svg_path_to_painter_path(d):
'''
Convert a tiny SVG 1.2 path into a QPainterPath.
:param d: The value of the d attribute of an SVG <path> tag
'''
from PyQt5.Qt import QPainterPath
cmd = last_cmd = b''
path = QPainterPath()
moveto_abs, moveto_rel = b'Mm'
closepath1, closepath2 = b'Zz'
lineto_abs, lineto_rel = b'Ll'
hline_abs, hline_rel = b'Hh'
vline_abs, vline_rel = b'Vv'
curveto_abs, curveto_rel = b'Cc'
smoothcurveto_abs, smoothcurveto_rel = b'Ss'
quadcurveto_abs, quadcurveto_rel = b'Qq'
smoothquadcurveto_abs, smoothquadcurveto_rel = b'Tt'
# Store the last parsed values
# x/y = end position
# x1/y1 and x2/y2 = bezier control points
x = y = x1 = y1 = x2 = y2 = 0
data = d.replace(b',', b' ').replace(b'\n', b' ')
if isinstance(data, type('')):
data = data.encode('ascii')
end = len(data)
data = ReadOnlyFileBuffer(data)
def parse_float():
chars = []
while data.tell() < end:
c = data.read(1)
if c == b' ' and not chars:
continue
if c == b'-' or b'0' <= c[0] <= b'9' or c == b'.':
chars.append(c[0])
else:
break
if not chars:
raise ValueError('Premature end of input while expecting a number')
return float(b''.join(chars))
def parse_floats(num, x_offset=0, y_offset=0):
for i in xrange(num):
val = parse_float()
yield val + (x_offset if i % 2 == 0 else y_offset)
repeated_command = None
while data.tell() < end:
last_cmd = cmd
cmd = data.read(1) if repeated_command is None else repeated_command
repeated_command = None
if cmd == b' ':
continue
elif cmd == moveto_abs:
x, y = parse_float(), parse_float()
path.moveTo(x, y)
elif cmd == moveto_rel:
x += parse_float()
y += parse_float()
path.moveTo(x, y)
elif cmd == closepath1 or cmd == closepath2:
path.closeSubpath()
elif cmd == lineto_abs:
x, y = parse_floats(2)
path.lineTo(x, y)
elif cmd == lineto_rel:
x += parse_float()
y += parse_float()
path.lineTo(x, y)
elif cmd == hline_abs:
x = parse_float()
path.lineTo(x, y)
elif cmd == hline_rel:
x += parse_float()
path.lineTo(x, y)
elif cmd == vline_abs:
y = parse_float()
path.lineTo(x, y)
elif cmd == vline_rel:
y += parse_float()
path.lineTo(x, y)
elif cmd == curveto_abs:
x1, y1, x2, y2, x, y = parse_floats(6)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == curveto_rel:
x1, y1, x2, y2, x, y = parse_floats(6, x, y)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == smoothcurveto_abs:
if last_cmd == curveto_abs or last_cmd == curveto_rel or last_cmd == smoothcurveto_abs or last_cmd == smoothcurveto_rel:
x1 = 2 * x - x2
y1 = 2 * y - y2
else:
x1, y1 = x, y
x2, y2, x, y = parse_floats(4)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == smoothcurveto_rel:
if last_cmd == curveto_abs or last_cmd == curveto_rel or last_cmd == smoothcurveto_abs or last_cmd == smoothcurveto_rel:
x1 = 2 * x - x2
y1 = 2 * y - y2
else:
x1, y1 = x, y
x2, y2, x, y = parse_floats(4, x, y)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == quadcurveto_abs:
x1, y1, x, y = parse_floats(4)
path.quadTo(x1, y1, x, y)
elif cmd == quadcurveto_rel:
x1, y1, x, y = parse_floats(4, x, y)
path.quadTo(x1, y1, x, y)
elif cmd == smoothquadcurveto_abs:
if last_cmd in (quadcurveto_abs, quadcurveto_rel, smoothquadcurveto_abs, smoothquadcurveto_rel):
x1 = 2 * x - x1
y1 = 2 * y - y1
else:
x1, y1 = x, y
x, y = parse_floats(2)
path.quadTo(x1, y1, x, y)
elif cmd == smoothquadcurveto_rel:
if last_cmd in (quadcurveto_abs, quadcurveto_rel, smoothquadcurveto_abs, smoothquadcurveto_rel):
x1 = 2 * x - x1
y1 = 2 * y - y1
else:
x1, y1 = x, y
x, y = parse_floats(2, x, y)
path.quadTo(x1, y1, x, y)
elif cmd[0] in b'-.' or b'0' <= cmd[0] <= b'9':
# A new number begins
# In this case, multiple parameters tuples are specified for the last command
# We rewind to reparse data correctly
data.seek(-1, os.SEEK_CUR)
# Handle extra parameters
if last_cmd == moveto_abs:
repeated_command = cmd = lineto_abs
elif last_cmd == moveto_rel:
repeated_command = cmd = lineto_rel
elif last_cmd in (closepath1, closepath2):
raise ValueError('Extra parameters after close path command')
elif last_cmd in (
lineto_abs, lineto_rel, hline_abs, hline_rel, vline_abs,
vline_rel, curveto_abs, curveto_rel,smoothcurveto_abs,
smoothcurveto_rel, quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel
):
repeated_command = cmd = last_cmd
else:
raise ValueError('Unknown path command: %s' % cmd)
return path
def paintEvent(self, event):
QSplitterHandle.paintEvent(self, event)
left, right = self.parent().left, self.parent().right
painter = QPainter(self)
painter.setClipRect(event.rect())
w = self.width()
h = self.height()
painter.setRenderHints(QPainter.Antialiasing, True)
C = 16 # Curve factor.
def create_line(ly, ry, right_to_left=False):
' Create path that represents upper or lower line of change marker '
line = QPainterPath()
if not right_to_left:
line.moveTo(0, ly)
line.cubicTo(C, ly, w - C, ry, w, ry)
else:
line.moveTo(w, ry)
line.cubicTo(w - C, ry, C, ly, 0, ly)
return line
ldoc, rdoc = left.document(), right.document()
lorigin, rorigin = left.contentOffset(), right.contentOffset()
lfv, rfv = left.firstVisibleBlock().blockNumber(), right.firstVisibleBlock().blockNumber()
lines = []
for (ltop, lbot, kind), (rtop, rbot, kind) in zip(left.changes, right.changes):
if lbot < lfv and rbot < rfv:
continue
ly_top = left.blockBoundingGeometry(ldoc.findBlockByNumber(ltop)).translated(lorigin).y()
ly_bot = left.blockBoundingGeometry(ldoc.findBlockByNumber(lbot)).translated(lorigin).y()
ry_top = right.blockBoundingGeometry(rdoc.findBlockByNumber(rtop)).translated(rorigin).y()
ry_bot = right.blockBoundingGeometry(rdoc.findBlockByNumber(rbot)).translated(rorigin).y()
if max(ly_top, ly_bot, ry_top, ry_bot) < 0:
continue
if min(ly_top, ly_bot, ry_top, ry_bot) > h:
break
upper_line = create_line(ly_top, ry_top)
lower_line = create_line(ly_bot, ry_bot, True)
region = QPainterPath()
region.moveTo(0, ly_top)
region.connectPath(upper_line)
region.lineTo(w, ry_bot)
region.connectPath(lower_line)
region.closeSubpath()
painter.fillPath(region, left.diff_backgrounds[kind])
for path, aa in zip((upper_line, lower_line), (ly_top != ry_top, ly_bot != ry_bot)):
lines.append((kind, path, aa))
for kind, path, aa in sorted(lines, key=lambda x:{'replace':0}.get(x[0], 1)):
painter.setPen(left.diff_foregrounds[kind])
painter.setRenderHints(QPainter.Antialiasing, aa)
painter.drawPath(path)
painter.setFont(left.heading_font)
for (lnum, text), (rnum, text) in zip(left.headers, right.headers):
ltop, lbot, rtop, rbot = lnum, lnum + 3, rnum, rnum + 3
if lbot < lfv and rbot < rfv:
continue
ly_top = left.blockBoundingGeometry(ldoc.findBlockByNumber(ltop)).translated(lorigin).y()
ly_bot = left.blockBoundingGeometry(ldoc.findBlockByNumber(lbot)).translated(lorigin).y()
ry_top = right.blockBoundingGeometry(rdoc.findBlockByNumber(rtop)).translated(rorigin).y()
ry_bot = right.blockBoundingGeometry(rdoc.findBlockByNumber(rbot)).translated(rorigin).y()
if max(ly_top, ly_bot, ry_top, ry_bot) < 0:
continue
if min(ly_top, ly_bot, ry_top, ry_bot) > h:
break
ly = painter.boundingRect(3, ly_top, left.width(), ly_bot - ly_top - 5, Qt.TextSingleLine, text).bottom() + 3
ry = painter.boundingRect(3, ry_top, right.width(), ry_bot - ry_top - 5, Qt.TextSingleLine, text).bottom() + 3
line = create_line(ly, ry)
painter.setPen(QPen(left.palette().text(), 2))
painter.setRenderHints(QPainter.Antialiasing, ly != ry)
painter.drawPath(line)
painter.end()
# Paint the splitter without the change lines if the mouse is over the
# splitter
if getattr(self, 'hover', False):
QSplitterHandle.paintEvent(self, event)
def _contour(self):
"""Returns contour path."""
ppath = QPainterPath()
rect = self.contentsRect()
margin = 5
ppath.addRoundedRect(rect.left() - margin, rect.top() - margin,
rect.width() + 2 * margin,
rect.height() + 2 * margin, 15, 15)
arrowpath = QPainterPath()
arrowpath.moveTo(rect.center().x(), self.height())
arrowpath.lineTo(rect.center().x() - 10, rect.bottom())
arrowpath.lineTo(rect.center().x() + 10, rect.bottom())
arrowpath.lineTo(rect.center().x(), self.height())
ppath = ppath.united(arrowpath)
return ppath
def svg_path_to_painter_path(d):
'''
Convert a tiny SVG 1.2 path into a QPainterPath.
:param d: The value of the d attribute of an SVG <path> tag
'''
from PyQt5.Qt import QPainterPath
cmd = last_cmd = b''
path = QPainterPath()
moveto_abs, moveto_rel = b'Mm'
closepath1, closepath2 = b'Zz'
lineto_abs, lineto_rel = b'Ll'
hline_abs, hline_rel = b'Hh'
vline_abs, vline_rel = b'Vv'
curveto_abs, curveto_rel = b'Cc'
smoothcurveto_abs, smoothcurveto_rel = b'Ss'
quadcurveto_abs, quadcurveto_rel = b'Qq'
smoothquadcurveto_abs, smoothquadcurveto_rel = b'Tt'
# Store the last parsed values
# x/y = end position
# x1/y1 and x2/y2 = bezier control points
x = y = x1 = y1 = x2 = y2 = 0
data = d.replace(b',', b' ').replace(b'\n', b' ')
if isinstance(data, type('')):
data = data.encode('ascii')
end = len(data)
data = ReadOnlyFileBuffer(data)
def parse_float():
chars = []
while data.tell() < end:
c = data.read(1)
if c == b' ' and not chars:
continue
if c == b'-' or b'0' <= c[0] <= b'9' or c == b'.':
chars.append(c[0])
else:
break
if not chars:
raise ValueError('Premature end of input while expecting a number')
return float(b''.join(chars))
def parse_floats(num, x_offset=0, y_offset=0):
for i in range(num):
val = parse_float()
yield val + (x_offset if i % 2 == 0 else y_offset)
repeated_command = None
while data.tell() < end:
last_cmd = cmd
cmd = data.read(1) if repeated_command is None else repeated_command
repeated_command = None
if cmd == b' ':
continue
elif cmd == moveto_abs:
x, y = parse_float(), parse_float()
path.moveTo(x, y)
elif cmd == moveto_rel:
x += parse_float()
y += parse_float()
path.moveTo(x, y)
elif cmd == closepath1 or cmd == closepath2:
path.closeSubpath()
elif cmd == lineto_abs:
x, y = parse_floats(2)
path.lineTo(x, y)
elif cmd == lineto_rel:
x += parse_float()
y += parse_float()
path.lineTo(x, y)
elif cmd == hline_abs:
x = parse_float()
path.lineTo(x, y)
elif cmd == hline_rel:
x += parse_float()
path.lineTo(x, y)
elif cmd == vline_abs:
y = parse_float()
path.lineTo(x, y)
elif cmd == vline_rel:
y += parse_float()
path.lineTo(x, y)
elif cmd == curveto_abs:
x1, y1, x2, y2, x, y = parse_floats(6)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == curveto_rel:
x1, y1, x2, y2, x, y = parse_floats(6, x, y)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == smoothcurveto_abs:
if last_cmd == curveto_abs or last_cmd == curveto_rel or last_cmd == smoothcurveto_abs or last_cmd == smoothcurveto_rel:
x1 = 2 * x - x2
y1 = 2 * y - y2
else:
x1, y1 = x, y
x2, y2, x, y = parse_floats(4)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == smoothcurveto_rel:
if last_cmd == curveto_abs or last_cmd == curveto_rel or last_cmd == smoothcurveto_abs or last_cmd == smoothcurveto_rel:
x1 = 2 * x - x2
y1 = 2 * y - y2
else:
x1, y1 = x, y
x2, y2, x, y = parse_floats(4, x, y)
path.cubicTo(x1, y1, x2, y2, x, y)
elif cmd == quadcurveto_abs:
x1, y1, x, y = parse_floats(4)
path.quadTo(x1, y1, x, y)
elif cmd == quadcurveto_rel:
x1, y1, x, y = parse_floats(4, x, y)
path.quadTo(x1, y1, x, y)
elif cmd == smoothquadcurveto_abs:
if last_cmd in (quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel):
x1 = 2 * x - x1
y1 = 2 * y - y1
else:
x1, y1 = x, y
x, y = parse_floats(2)
path.quadTo(x1, y1, x, y)
elif cmd == smoothquadcurveto_rel:
if last_cmd in (quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel):
x1 = 2 * x - x1
y1 = 2 * y - y1
else:
x1, y1 = x, y
x, y = parse_floats(2, x, y)
path.quadTo(x1, y1, x, y)
elif cmd[0] in b'-.' or b'0' <= cmd[0] <= b'9':
# A new number begins
# In this case, multiple parameters tuples are specified for the last command
# We rewind to reparse data correctly
data.seek(-1, os.SEEK_CUR)
# Handle extra parameters
if last_cmd == moveto_abs:
repeated_command = cmd = lineto_abs
elif last_cmd == moveto_rel:
repeated_command = cmd = lineto_rel
elif last_cmd in (closepath1, closepath2):
raise ValueError('Extra parameters after close path command')
elif last_cmd in (lineto_abs, lineto_rel, hline_abs, hline_rel,
vline_abs, vline_rel, curveto_abs, curveto_rel,
smoothcurveto_abs, smoothcurveto_rel,
quadcurveto_abs, quadcurveto_rel,
smoothquadcurveto_abs, smoothquadcurveto_rel):
repeated_command = cmd = last_cmd
else:
raise ValueError('Unknown path command: %s' % cmd)
return path
