def penMoveEvent(self, pos, pressure, liftedDeque):
pen_x = pos[0]
pen_y = pos[1]
pen_pressure = pressure
# print(liftedDeque)
# print(self.__lastPos)
if self.__lastPos is None:
self.__lastPos = QPoint(pen_x, pen_y)
self.__currentPos = QPoint(pen_x, pen_y)
self.__painter.begin(self.__board)
if self.EraserMode == False:
#Non-Eraser mode
self.__penColor = QColor("blue")
self.__painter.setPen(QPen(
self.__penColor, self.__thickness)) #Set pen color, thickness
else:
#Eraser mode: pen color is white, thickness is 6
self.__painter.setPen(QPen(Qt.white, 6))
self.__painter.drawLine(self.__lastPos, self.__currentPos)
self.__painter.end()
self.__lastPos = self.__currentPos
self.update() #Show updates
# If ever detected the pen is lifted, reset the __lastPos variable in order to reposition the pen
if (True in liftedDeque):
self.__lastPos = None
def penMoveEvent(self, pos, pressure):
pen_x = pos[0]
pen_y = pos[1]
pen_pressure = pressure
if self.__lastPos is None:
self.__lastPos = QPoint(pen_x, pen_y)
elif (abs(pen_x - self.__lastPos.x()) > 21
or abs(pen_y - self.__lastPos.y()) > 21):
self.__lastPos = QPoint(pen_x, pen_y)
self.__currentPos = QPoint(pen_x, pen_y)
self.__painter.begin(self.__board)
if self.EraserMode == False:
#Non-Eraser mode
self.__painter.setPen(QPen(
self.__penColor, self.__thickness)) #Set pen color, thickness
else:
#Eraser mode: pen color is white, thickness is 6
self.__painter.setPen(QPen(Qt.white, 6))
self.__painter.drawLine(self.__lastPos, self.__currentPos)
self.__painter.end()
self.__lastPos = self.__currentPos
self.update() #Show updates
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.Antialiasing
| QPainter.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 = Qt.AlignBottom | Qt.AlignRight | Qt.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 paint_non_printing(self, painter, option, charcode):
text = self.np_pat.sub(r'\n\1', non_printing[charcode])
painter.drawText(
option.rect,
Qt.AlignCenter | Qt.TextWordWrap | Qt.TextWrapAnywhere, text)
painter.setPen(QPen(Qt.DashLine))
painter.drawRect(option.rect.adjusted(1, 1, -1, -1))
def paintEvent(self, event):
QWidget.paintEvent(self, event)
pmap = self._pixmap
if pmap.isNull():
return
w, h = pmap.width(), pmap.height()
cw, ch = self.rect().width(), self.rect().height()
scaled, nw, nh = fit_image(w, h, cw, ch)
if scaled:
pmap = pmap.scaled(nw, nh, Qt.IgnoreAspectRatio,
Qt.SmoothTransformation)
w, h = pmap.width(), pmap.height()
x = int(abs(cw - w) / 2.)
y = int(abs(ch - h) / 2.)
target = QRect(x, y, w, h)
p = QPainter(self)
p.setRenderHints(QPainter.Antialiasing
| QPainter.SmoothPixmapTransform)
p.drawPixmap(target, pmap)
pen = QPen()
pen.setWidth(self.BORDER_WIDTH)
p.setPen(pen)
if self.draw_border:
p.drawRect(target)
#p.drawRect(self.rect())
p.end()
def drawScaleContents(self, painter, center, radius):
dir = 90 #360 - int(roud(self.origin() - self.value()))
arc = 90 #+ int(round(self.gradient * 90))
skyColor = QColor(38, 151, 221)
painter.save()
painter.setBrush(skyColor)
painter.drawChord(self.scaleContentsRect(), (dir - arc) * 16,
2 * arc * 16)
direction1 = self.value() * M_PI / 180.0
direction2 = self.value() * M_PI / 180.0 + M_PI_2
triangleSize = qRound(radius * 0.15)
p0 = (QPoint(center.x() + 0, center.y() + 0))
p1 = qwtPolar2Pos(p0, 2, direction2)
pa = QPolygon(3)
pa.setPoint(0, qwtPolar2Pos(p1, 2 * triangleSize, direction2))
pa.setPoint(1, qwtPolar2Pos(p1, triangleSize, direction2 + M_PI_2))
pa.setPoint(2, qwtPolar2Pos(p1, triangleSize, direction2 - M_PI_2))
color = self.palette().color(QPalette.Text)
painter.setBrush(color)
painter.drawPolygon(pa)
p0 = (QPoint(center.x() + 0, center.y() + 0))
color = self.palette().color(QPalette.Text)
painter.setBrush(color)
painter.setPen(QPen(color, 3))
painter.drawLine(qwtPolar2Pos(p0, radius - 3, direction1),
qwtPolar2Pos(p0, radius - 3, direction1 - M_PI))
painter.restore()
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.Antialiasing
| QPainter.SmoothPixmapTransform)
p.drawPixmap(
target,
self.pixmap.scaled(target.size(), Qt.KeepAspectRatio,
Qt.SmoothTransformation))
if gprefs['bd_overlay_cover_size']:
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 = Qt.AlignBottom | Qt.AlignRight | Qt.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, spurset, fef, parent):
chart.__init__(self, spurset, fef, parent)
self.plot = QwtPlot(parent)
self.plot.setAxisScale(xaxis, self.spurset.RFmin, self.spurset.RFmax)
self.plot.setAxisScale(yaxis, -self.spurset.dspan / 2,
self.spurset.dspan / 2)
self.plot.setCanvasBackground(Qt.white)
grid = QwtPlotGrid()
grid.setMajPen(QPen(Qt.black, 1, Qt.DotLine))
grid.attach(self.plot)
self.plot.insertLegend(QwtLegend(self.parent), QwtPlot.ExternalLegend)
# a picker to be used for the front-end filter parallelogram
self.picker = QwtPlotPicker(xaxis, yaxis, QwtPicker.PointSelection,
QwtPlotPicker.NoRubberBand,
QwtPicker.AlwaysOff, self.plot.canvas())
# gonna need this to implement ondrop()
self._mouseRelease = self.picker.widgetMouseReleaseEvent
self._picked_obj = None
self.picker.connect(self.picker, SIGNAL('appended(const QPoint&)'),
self.onpick)
self.picker.connect(self.picker, SIGNAL('moved(const QPoint&)'),
self.ondrag)
# all about the monkey-patching
self.picker.widgetMouseReleaseEvent = self.ondrop
def paintArc(self, center_x, center_y, start_x, start_y, end_x, end_y):
radius = math.sqrt(
math.pow(center_x - start_x, 2) + math.pow(center_y - start_y, 2))
rect = QRectF(center_x - radius, center_y - radius, radius * 2,
radius * 2)
# start angle calculation
startAngle = math.degrees(
math.atan2(center_y - start_y, start_x - center_x))
# end angle calculation
endAngle = math.degrees(math.atan2(center_y - end_y, end_x - center_x))
# span angle calculation
spanAngle = endAngle - startAngle
# assume user always wants to draw clock-wise
if spanAngle > 0:
spanAngle = -1 * (360 - spanAngle)
#print("start angle is " + str(startAngle))
#print("span angle is " + str(spanAngle))
self.__painter.begin(self.__board)
self.__penColor = QColor("black")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawArc(rect, 16 * startAngle, 16 * spanAngle)
self.__painter.end()
self.update() #Show updates
def paintPolyg(self, x1, y1, x2, y2, x3, y3, x4, y4):
self.__painter.begin(self.__board)
self.__penColor = QColor("black")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawPolygon(QPoint(x1, y1), QPoint(x2, y2),
QPoint(x3, y3), QPoint(x4, y4))
self.__painter.end()
self.update() #Show updates
def paintTriangle(self, points):
self.__painter.begin(self.__board)
self.__penColor = QColor("black")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawPolygon(points)
self.__painter.end()
self.update() #Show updates
def __init__(self, plot, label, color="green", mode=QwtPicker.PointSelection,
rubber_band=QwtPicker.VLineRubberBand, tracker_mode=QwtPicker.ActiveOnly, track=None):
QwtPlotPicker.__init__(self, QwtPlot.xBottom, QwtPlot.yRight, mode, rubber_band, tracker_mode,
plot.canvas())
self.plot = plot
self.label = label
self.track = track
self.color = QColor(color)
self.setRubberBandPen(QPen(self.color))
def paintEllipse(self, center_x, center_y, radias1, radias2):
self.__painter.begin(self.__board)
self.__penColor = QColor("black")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawEllipse(QPoint(center_x, center_y), radias1,
radias2)
self.__painter.end()
self.update() #Show updates
def paintLine(self, P1_x, P1_y, P2_x, P2_y):
P1 = QPoint(P1_x, P1_y)
P2 = QPoint(P2_x, P2_y)
self.__painter.begin(self.__board)
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawLine(P1, P2)
self.__painter.end()
self.update() #Show updates
def __init__(self):
self.fill = QBrush(Qt.white)
self.stroke = QPen()
self.opacity = 1.0
self.transform = QTransform()
self.brush_origin = QPointF()
self.clip_updated = False
self.do_fill = False
self.do_stroke = True
self.qt_pattern_cache = {}
def copy(self):
ans = GraphicsState()
ans.fill = QBrush(self.fill)
ans.stroke = QPen(self.stroke)
ans.opacity = self.opacity
ans.transform = self.transform * QTransform()
ans.brush_origin = QPointF(self.brush_origin)
ans.clip_updated = self.clip_updated
ans.do_fill, ans.do_stroke = self.do_fill, self.do_stroke
return ans
def paintRect(self, center_x, center_y, upper_left_x, upper_left_y):
width = abs(2 * (center_x - upper_left_x))
height = abs(2 * (center_y - upper_left_y))
self.__painter.begin(self.__board)
self.__penColor = QColor("black")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawRect(upper_left_x, upper_left_y, width, height)
self.__painter.end()
self.update() #Show updates
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(nw, nh, Qt.IgnoreAspectRatio,
Qt.SmoothTransformation)
w, h = pmap.width(), pmap.height()
x = int(abs(cw - w) / 2.)
y = int(abs(ch - h) / 2.)
target = QRect(x, y, w, h)
p = QPainter(self)
p.setRenderHints(QPainter.Antialiasing
| QPainter.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:
sztgt = target.adjusted(0, 0, 0, -4)
f = p.font()
f.setBold(True)
p.setFont(f)
sz = u'\u00a0%d x %d\u00a0' % (ow, oh)
flags = Qt.AlignBottom | Qt.AlignRight | Qt.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 paintArc(self, center_x, center_y, start_x, start_y, end_x, end_y):
radius = math.sqrt(
math.pow(center_x - start_x, 2) + math.pow(center_y - start_y, 2))
rect = QRectF(center_x - radius, center_y - radius, radius * 2,
radius * 2)
startAngle = 16 * math.atan2(start_x - center_y,
start_x - center_x) * 180.0 / math.pi
endAngle = 16 * math.atan2(end_y - center_y,
end_x - center_x) * 180.0 / math.pi
spanAngle = endAngle - startAngle
self.__painter.begin(self.__board)
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawArc(rect, startAngle, spanAngle)
self.__painter.end()
self.update() #Show updates
def draw(self, painter, center, length, direction, cg):
direction1 = direction * M_PI / 180.0
triangleSize = qRound(length * 0.1)
painter.save()
p0 = (QPoint(center.x() + 0, center.y() + 0))
p1 = qwtPolar2Pos(p0, length - 2 * triangleSize - 2, direction1)
pa = QPolygon(3)
pa.setPoint(0, qwtPolar2Pos(p1, 2 * triangleSize, direction1))
pa.setPoint(1, qwtPolar2Pos(p1, triangleSize, direction1 + M_PI_2))
pa.setPoint(2, qwtPolar2Pos(p1, triangleSize, direction1 - M_PI_2))
color = self.palette().color(cg, QPalette.Text)
painter.setBrush(color)
painter.drawPolygon(pa)
painter.setPen(QPen(color, 3))
painter.drawLine(qwtPolar2Pos(p0, length - 2, direction1 + M_PI_2),
qwtPolar2Pos(p0, length - 2, direction1 - M_PI_2))
painter.restore()
def addPlotBorder(self, border_pen, label, label_color=None, bg_brush=None):
# make plot items for image frame
# make curve for image borders
(l0, l1), (m0, m1) = self.image.getExtents()
self._border_pen = QPen(border_pen)
self._image_border.show()
self._image_border.setData([l0, l0, l1, l1, l0], [m0, m1, m1, m0, m0])
self._image_border.setPen(self._border_pen)
self._image_border.setZ(self.image.z() + 1 if self._z_markers is None else self._z_markers)
if label:
self._image_label.show()
self._image_label_text = text = QwtText(" %s " % label)
text.setColor(label_color)
text.setBackgroundBrush(bg_brush)
self._image_label.setValue(l1, m1)
self._image_label.setLabel(text)
self._image_label.setLabelAlignment(Qt.AlignRight | Qt.AlignVCenter)
self._image_label.setZ(self.image.z() + 2 if self._z_markers is None else self._z_markers)
def paintEvent(self, event):
res = QToolButton.paintEvent(self, event)
if _enable_hacked_QToolButton_paintEvent and self.isChecked():
r = event.rect()
x,y = r.left(), r.top()
w,h = r.width(), r.height()
# There are at least three rect sizes: 30x35, 30x36, 32x33 (see debug-print below).
# Not sure if this sometimes includes some padding around the icon.
## print r.top(),r.bottom(),r.height(), r.left(),r.right(),r.width()
## 0 29 30 0 34 35
## 0 29 30 0 35 36
## 0 31 32 0 32 33
p = QPainter(self, True) # True claims to mean un-clipped -- not sure if this is good.
## Qt4 error: TypeError: too many arguments to QPainter(), 1 at most expected
color = toolbutton_highlight_color
p.setPen(QPen(color, 3)) # try 3 and 2
p.drawRect(x+2,y+2,w-4,h-4) #e could also try drawRoundRect(r, xroundedness, yroundedness)
return res
def paintBezierSpline(self, pointListX, pointListY):
P1 = QPoint(int(pointListX[0]), int(pointListY[0]))
path = QtGui.QPainterPath()
path.moveTo(P1)
self.__painter.begin(self.__board)
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
i = 0
while i < len(pointListX) - 3:
P2 = QPoint(int(pointListX[i + 1]), int(pointListY[i + 1]))
P3 = QPoint(int(pointListX[i + 2]), int(pointListY[i + 2]))
P4 = QPoint(int(pointListX[i + 3]), int(pointListY[i + 3]))
path.cubicTo(P2, P3, P4)
self.__painter.drawPath(path)
i += 3
self.__painter.end()
self.update() #Show updates
def failed_img(self):
if self._failed_img is None:
i = QImage(200, 150, QImage.Format_ARGB32)
i.fill(Qt.white)
p = QPainter(i)
r = i.rect().adjusted(10, 10, -10, -10)
n = QPen(Qt.DashLine)
n.setColor(Qt.black)
p.setPen(n)
p.drawRect(r)
p.setPen(Qt.black)
f = self.font()
f.setPixelSize(20)
p.setFont(f)
p.drawText(r.adjusted(10, 0, -10, 0),
Qt.AlignCenter | Qt.TextWordWrap,
_('Image could not be rendered'))
p.end()
self._failed_img = QPixmap.fromImage(i)
return self._failed_img
def paintAuxArc(self, center_x, center_y, start_x, start_y, end_x, end_y):
radius = math.sqrt(
math.pow(center_x - start_x, 2) + math.pow(center_y - start_y, 2))
rect = QRectF(center_x - radius, center_y - radius, radius * 2,
radius * 2)
# start angle calculation
startAngle = math.degrees(
math.atan2(center_y - start_y, start_x - center_x))
# end angle calculation
endAngle = math.degrees(math.atan2(center_y - end_y, end_x - center_x))
# span angle calculation
spanAngle = 0
if (self._isAngleInThirdQuadrant(startAngle)
and self._isAngleInSecondQuadrant(endAngle)
) or (self._isAngleInThirdQuadrant(endAngle)
and self._isAngleInSecondQuadrant(startAngle)) or (
startAngle == 180
and self._isAngleInThirdQuadrant(endAngle)
) or (startAngle == -180
and self._isAngleInSecondQuadrant(endAngle)) or (
endAngle == 180
and self._isAngleInThirdQuadrant(startAngle)) or (
endAngle == -180
and self._isAngleInSecondQuadrant(startAngle)):
if startAngle == 180 or self._isAngleInThirdQuadrant(startAngle):
spanAngle = endAngle - (startAngle + 360)
else:
spanAngle = (endAngle + 360) - startAngle
else:
spanAngle = endAngle - startAngle
#print("start angle is " + str(startAngle))
#print("span angle is " + str(spanAngle))
self.__painter.begin(self.__board)
self.__penColor = QColor("red")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
self.__painter.drawArc(rect, 16 * startAngle, 16 * spanAngle)
self.__painter.end()
self.update() #Show updates
def __init__(self, plot, color="black", linestyle=Qt.DotLine, align=Qt.AlignBottom | Qt.AlignRight, z=90,
label="", zlabel=None, linewidth=1, spacing=2,
yaxis=QwtPlot.yRight):
self.line = TiggerPlotCurve()
self.color = color = color if isinstance(color, QColor) else QColor(color)
self.line.setPen(QPen(color, linewidth, linestyle))
self.marker = TiggerPlotMarker()
self.marker.setLabelAlignment(align)
try:
self.marker.setSpacing(spacing)
except AttributeError:
pass
self.setText(label)
self.line.setZ(z)
self.marker.setZ(zlabel if zlabel is not None else z)
# set axes -- using yRight, since that is the "markup" z-axis
self.line.setAxis(QwtPlot.xBottom, yaxis)
self.marker.setAxis(QwtPlot.xBottom, yaxis)
# attach to plot
self.line.attach(plot)
self.marker.attach(plot)
def background(painter, bkgimg):
maxx = painter.device().width()
maxy = painter.device().height()
rimg = QRectF(0, 0, maxx, maxy * .9)
#
painter.fillRect(0, 0, maxx, maxy, QBrush(Qt.red, Qt.SolidPattern))
painter.drawImage(rimg, bkgimg)
wwh = QColor(255, 255, 255, 128)
painter.fillRect(0, 2 * maxy / 10, maxx, 4 * maxy / 10,
QBrush(wwh, Qt.SolidPattern))
u = QRectF(0, 9 * maxy / 10, maxx, maxy / 10)
penHText = QPen(Qt.white)
painter.setPen(penHText)
painter.setFont(QFont("Arial", 16, italic=True))
painter.drawText(
u, Qt.AlignLeft | Qt.TextIncludeTrailingSpaces | Qt.AlignVCenter,
" ekskursja.pl/flashcards")
def paintPCircle(self, center_x, center_y, start_x, start_y, pers_x,
pers_y):
point = [start_x, start_y]
center = [center_x, center_y]
distance = [(point[0] - center[0]), (point[1] - center[1])]
phi = math.atan2(distance[1], distance[0])
r = math.sqrt(distance[0] * distance[0] + distance[1] * distance[1])
points = self.PointsInCircum(r, 300, phi)
#Drawing the circle in perspective
dist_x = center_x - pers_x
print("dist_x", dist_x, pers_x, pers_y, center_x, center_y)
points = [(j[0], (j[1] + center_x - pers_y) *
((j[0] + center_x) / dist_x) + pers_y - center_y)
for j in points]
self.__painter.begin(self.__board)
self.__penColor = QColor("blue")
self.__painter.setPen(QPen(self.__penColor, self.__thickness))
for x in points:
self.__painter.drawPoint(round(x[0] + center[0], 3),
round(x[1] / 1.00 + center[1], 3))
self.__painter.end()
def do_paint(self, painter, option, index):
text = unicode(index.data(Qt.DisplayRole).toString())
font = QFont(option.font)
font.setPointSize(QFontInfo(font).pointSize() * 1.5)
font2 = QFont(font)
font2.setFamily(text)
system, has_latin = writing_system_for_font(font2)
if has_latin:
font = font2
r = option.rect
if option.state & QStyle.State_Selected:
painter.setPen(QPen(option.palette.highlightedText(), 0))
if (option.direction == Qt.RightToLeft):
r.setRight(r.right() - 4)
else:
r.setLeft(r.left() + 4)
painter.setFont(font)
painter.drawText(r,
Qt.AlignVCenter | Qt.AlignLeading | Qt.TextSingleLine,
text)
if (system != QFontDatabase.Any):
w = painter.fontMetrics().width(text + " ")
painter.setFont(font2)
sample = QFontDatabase().writingSystemSample(system)
if (option.direction == Qt.RightToLeft):
r.setRight(r.right() - w)
else:
r.setLeft(r.left() + w)
painter.drawText(
r, Qt.AlignVCenter | Qt.AlignLeading | Qt.TextSingleLine,
sample)
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)
