def __QWheelEvent_angleDelta(self):
"""
Qt5 compatible QWheelEvent.angleDelta
Return the delta as an x or y axis aligned QPoint vector
"""
if self.orientation() == __QtCore.Qt.Horizontal:
return __QtCore.QPoint(self.delta(), 0)
else:
return __QtCore.QPoint(0, self.delta())
def __QWheelEvent_pixelDelta(self):
"""
Qt5 compatible QWheelEvent.pixelDelta
Always return a null QPoint. This is acceptable and compatible with
the API (i.e. the pixelDelta is only supported on platforms where
high resolution is available).
"""
return __QtCore.QPoint()
def draw(self, painter, showvalues=False): """ :param painter: :param showvalues: :return: """ painter.setPen(QColor(0, 255, 0)) painter.setBrush(QColor(0, 255, 0)) painter.drawLine( self.xposition, 8, self.xposition, self._parent.height()) painter.drawEllipse(QtCore.QPoint(self.xposition, 8), 5, 5) painter.drawText(self.xposition + 8, 8 + 4, str(self._position))
def draw(self, painter, left_shift=0, scale=1): """ :param painter: :param left_shift: :param scale: :return: """ x = self.position / scale + left_shift painter.setPen(QColor(0, 255, 0)) painter.setBrush(QColor(0, 255, 0)) painter.drawLine(x, 8, x, self._parent.height()) painter.drawEllipse(QtCore.QPoint(x, 8), 5, 5) painter.drawText(x + 8, 8 + 4, str(self.position))
def paint(self, painter, option, index):
dist = self.distribution(index)
if dist is None or self.__colors is None:
return super().paint(painter, option, index)
if not numpy.isfinite(numpy.sum(dist)):
return super().paint(painter, option, index)
nvalues = len(dist)
if len(self.__colors) < nvalues:
colors = colorpalette.ColorPaletteGenerator(nvalues)
colors = [colors[i] for i in range(nvalues)]
else:
colors = self.__colors
if option.widget is not None:
style = option.widget.style()
else:
style = QApplication.style()
self.initStyleOption(option, index)
text = option.text
metrics = option.fontMetrics
margin = style.pixelMetric(QStyle.PM_FocusFrameHMargin, option,
option.widget) + 1
bottommargin = min(margin, 1)
rect = option.rect.adjusted(margin, margin, -margin, -bottommargin)
textrect = style.subElementRect(QStyle.SE_ItemViewItemText, option,
option.widget)
# Are the margins included in the subElementRect?? -> No!
textrect = textrect.adjusted(margin, margin, -margin, -bottommargin)
text = option.fontMetrics.elidedText(text, option.textElideMode,
textrect.width())
spacing = max(metrics.leading(), 1)
distheight = rect.height() - metrics.height() - spacing
distheight = numpy.clip(distheight, 2, metrics.height())
painter.save()
painter.setClipRect(option.rect)
painter.setFont(option.font)
painter.setRenderHint(QPainter.Antialiasing)
style.drawPrimitive(QStyle.PE_PanelItemViewRow, option, painter,
option.widget)
style.drawPrimitive(QStyle.PE_PanelItemViewItem, option, painter,
option.widget)
if option.state & QStyle.State_Selected:
color = option.palette.highlightedText().color()
else:
color = option.palette.text().color()
painter.setPen(QtGui.QPen(color))
textrect = textrect.adjusted(0, 0, 0, -distheight - spacing)
distrect = QtCore.QRect(
textrect.bottomLeft() + QtCore.QPoint(0, spacing),
QtCore.QSize(rect.width(), distheight))
painter.setPen(QtGui.QPen(Qt.lightGray, 0.3))
drawDistBar(painter, distrect, dist, colors)
painter.restore()
if text:
style.drawItemText(painter, textrect, option.displayAlignment,
option.palette,
option.state & QStyle.State_Enabled, text)
