def paint(self, painter: QPainter, option: QStyleOptionViewItem, index: QModelIndex):
"""Renders the delegate using the given painter and style option for the item specified by index.
:param painter: A QPainter object to draw
:param option: Options to describe what should be drawn
:param index: _description_
"""
if not index.isValid():
return
# Initialize the style options. This is not very Pythonic as it uses C++
# references under the hood so opt is affected by the second call
opt = QStyleOptionViewItem(option)
self.initStyleOption(opt, index)
# Standard setup, paint, restore operation
painter.save()
try:
painter.setClipRect(opt.rect)
foreground_colour, background_colour = index.data(Qt.ForegroundRole), index.data(Qt.BackgroundRole)
if foreground_colour is not None:
painter.setPen(foreground_colour)
if background_colour is not None:
painter.fillRect(option.rect, background_colour)
padding = self._padding
opt.rect = option.rect.adjusted(padding, padding, -padding, -padding)
painter.drawText(opt.rect, int(Qt.AlignLeft | Qt.AlignVCenter),
opt.fontMetrics.elidedText(opt.text, Qt.ElideRight, opt.rect.width()))
finally:
painter.restore()
def paint(self, painter: QPainter, option: QStyleOptionGraphicsItem, widget: QWidget):
"""
Paint
Parameters
----------
painter : QPainter
option : QStyleOptionGraphicsItem
widget : QWidget
"""
painter.setClipRect(option.exposedRect)
ConnectionPainter.paint(painter, self._connection, self._style)
def paint(self, painter: QPainter, option: QStyleOptionGraphicsItem,
widget: QWidget):
"""
Paint
Parameters
----------
painter : QPainter
option : QStyleOptionGraphicsItem
widget : QWidget
"""
from .node_painter import NodePainter
# TODO
painter.setClipRect(option.exposedRect)
NodePainter.paint(
painter,
self._node,
self._scene,
node_style=self._style.node,
connection_style=self._style.connection,
)
def paintEvent(self, e):
cr = self.contentsRect()
painter = QPainter(self)
painter.setClipRegion(e.region())
# if self.__data.isDown:
# qDrawWinButton(
# painter, 0, 0, self.width(), self.height(), self.palette(), True
# )
painter.save()
if self.__data.isDown:
shiftSize = buttonShift(self)
painter.translate(shiftSize.width(), shiftSize.height())
painter.setClipRect(cr)
self.drawContents(painter)
if not self.__data.icon.isNull():
iconRect = QRect(cr)
iconRect.setX(iconRect.x() + self.margin())
if self.__data.itemMode != QwtLegendData.ReadOnly:
iconRect.setX(iconRect.x() + BUTTONFRAME)
iconRect.setSize(self.__data.icon.size())
iconRect.moveCenter(QPoint(iconRect.center().x(), cr.center().y()))
painter.drawPixmap(iconRect, self.__data.icon)
painter.restore()
def paintEvent(self, event):
QFrame.paintEvent(self, event)
painter = QPainter(self)
painter.setClipRect(self.contentsRect())
self.drawContents(painter)
