Node.py 文件源码

def __init__(self, graphWidget, counter,correlationTable,ForCommunities=False):
        QtGui.QGraphicsItem.__init__(self)

        """Accepting hover events """
        self.setAcceptHoverEvents(True)
        self.opacityValue = 255
        self.graph = weakref.ref(graphWidget)
        self.edgeList = []
        self.ForCommunities = True
        self.ForCommunities = ForCommunities
        self.CommunityColor = None
        self.MousePressede = True
        self.setTransp = True
        self.NodeCommunityColor = False
        self.counter = counter
        self.aplha = 0.2
        self.colorTransparency = True 
        self.First = True
        self.nodesize = 12
        self.degreeCentrality = 1.0

        # FIX ME switched off untill centre abbreviation is sorted out
        # self.Abbr = correlationTable.AbbrName
        self.Brain_Regions = correlationTable.RegionName[0]
        for i in range (self.counter-1):
            self.Brain_Regions[i] = self.Brain_Regions[i].replace(' ','')
        if not(self.ForCommunities): 
            self.setToolTip(str(self.Brain_Regions[self.counter-1]+ " , " + str(self.counter)))
        else: 
            self.setToolTip(str(counter))
        self.colorvalue = []
        self.Selected = False 
        self.Translate = Translate()
        self.WhitePaint= False
        self.newPos = QtCore.QPointF()
        self.setFlag(QtGui.QGraphicsItem.ItemIsSelectable)
        # self.setFlag(QtGui.QGraphicsItem.ItemIgnoresTransformations)   
        # self.setFlag(QtGui.QGraphicsItem.ItemUsesExtendedStyleOption)
        # self.setFlag(QtGui.QGraphicsItem.ItemSendsGeometryChanges)
        if not(self.ForCommunities):
            self.nodeColor = QtGui.QColor(self.graph().DataColor[self.counter])

        self.setCacheMode(self.DeviceCoordinateCache)
        if (len(correlationTable.data) > 150): 
            self.nodesize = 22 - (2000*len(correlationTable.data)*0.00001)% 3
        self.i = 0
        self.setZValue(3)