class PyDMBitIndicator(QWidget):
"""
A QWidget which draws a colored circle or rectangle
Parameters
----------
parent : QWidget
The parent widget for the Label
"""
def __init__(self, parent=None, circle=False):
super(PyDMBitIndicator, self).__init__(parent)
self.setAutoFillBackground(True)
self.circle = circle
self._painter = QPainter()
self._brush = QBrush(Qt.SolidPattern)
self._pen = QPen(Qt.SolidLine)
def paintEvent(self, event):
"""
Paint events are sent to widgets that need to update themselves,
for instance when part of a widget is exposed because a covering
widget was moved.
Parameters
----------
event : QPaintEvent
"""
self._painter.begin(self)
opt = QStyleOption()
opt.initFrom(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, self._painter, self)
self._painter.setRenderHint(QPainter.Antialiasing)
self._painter.setBrush(self._brush)
self._painter.setPen(self._pen)
if self.circle:
rect = self.rect()
w = rect.width()
h = rect.height()
r = min(w, h) / 2.0 - 2.0 * max(self._pen.widthF(), 1.0)
self._painter.drawEllipse(QPoint(w / 2.0, h / 2.0), r, r)
else:
self._painter.drawRect(self.rect())
self._painter.end()
def setColor(self, color):
"""
Property for the color to be used when drawing
Parameters
----------
QColor
"""
self._brush.setColor(color)
self.update()
def minimumSizeHint(self):
fm = QFontMetrics(self.font())
return QSize(fm.height(), fm.height())
class PyDMBitIndicator(QWidget):
"""
A QWidget which draws a colored circle or rectangle
Parameters
----------
parent : QWidget
The parent widget for the Label
"""
def __init__(self, parent=None, circle=False):
super(PyDMBitIndicator, self).__init__(parent)
self.setAutoFillBackground(True)
self.circle = circle
self._painter = QPainter()
self._brush = QBrush(Qt.SolidPattern)
self._pen = QPen(Qt.SolidLine)
def paintEvent(self, event):
"""
Paint events are sent to widgets that need to update themselves,
for instance when part of a widget is exposed because a covering
widget was moved.
Parameters
----------
event : QPaintEvent
"""
self._painter.begin(self)
opt = QStyleOption()
opt.initFrom(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, self._painter, self)
self._painter.setRenderHint(QPainter.Antialiasing)
self._painter.setBrush(self._brush)
self._painter.setPen(self._pen)
if self.circle:
rect = event.rect()
w = rect.width()
h = rect.height()
r = min(w, h) / 2.0 - 2.0 * max(self._pen.widthF(), 1.0)
self._painter.drawEllipse(QPoint(w / 2.0, h / 2.0), r, r)
else:
self._painter.drawRect(event.rect())
self._painter.end()
def setColor(self, color):
"""
Property for the color to be used when drawing
Parameters
----------
QColor
"""
self._brush.setColor(color)
self.update()
def minimumSizeHint(self):
fm = QFontMetrics(self.font())
return QSize(fm.height(), fm.height())
