def __init__(self, port, graph, hOffset, color, connectionPointType):
super(PortCircle, self).__init__(port)
self.__port = port
self._graph = graph
self._connectionPointType = connectionPointType
self.__connections = set()
self._supportsOnlySingleConnections = connectionPointType == 'In'
self.setSizePolicy(QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed))
size = QtCore.QSizeF(self.__diameter, self.__diameter)
self.setPreferredSize(size)
self.setWindowFrameMargins(0, 0, 0, 0)
self.transform().translate(self.__radius * hOffset, 0)
self.__defaultPen = QtGui.QPen(QtGui.QColor(25, 25, 25), 1.0)
self.__hoverPen = QtGui.QPen(QtGui.QColor(255, 255, 100), 1.5)
self._ellipseItem = QtWidgets.QGraphicsEllipseItem(self)
self._ellipseItem.setPen(self.__defaultPen)
self._ellipseItem.setPos(size.width()/2, size.height()/2)
self._ellipseItem.setRect(
-self.__radius,
-self.__radius,
self.__diameter,
self.__diameter,
)
if connectionPointType == 'In':
self._ellipseItem.setStartAngle(270 * 16)
self._ellipseItem.setSpanAngle(180 * 16)
self.setColor(color)
self.setAcceptHoverEvents(True)
def textSize(self):
return QtCore.QSizeF(
self.__textItem.textWidth(),
self.__font.pointSizeF() + self.__labelBottomSpacing)
def textSize(self):
return QtCore.QSizeF(
self.__fontMetrics.width(self.__text),
self.__fontMetrics.height()
)