ArrowGui.py 文件源码

def __init__(self):
        super(QtGui.QMainWindow, self).__init__()    
        self.diagramScene = QtGui.QGraphicsScene(self)  
        uic.loadUi('arrow.ui', self)  
        self.graphicsView.setScene( self.diagramScene )
        t1 = QtGui.QGraphicsRectItem(QtCore.QRectF(20,20,100,50 )) 
        t1.setBrush(QtGui.QBrush(QtCore.Qt.white))
#         t1.setFlag( QtGui.QGraphicsItem.ItemIsSelectable | QtGui.QGraphicsItem.ItemIsMoveable )
        self.diagramScene.addItem(t1) 
        p1 = QtGui.QGraphicsEllipseItem(QtCore.QRectF(200,200,100,50))
        p1.setBrush(QtGui.QBrush(QtCore.Qt.white))
#         p1.setFlags( QtGui.QGraphicsItem.ItemIsSelectable | QtGui.QGraphicsItem.ItemIsMoveable )
        arc1 = ArcItem(self, self.diagramScene)
        arc1.arcLine.setLine(20,20,200,200)
        arc1.setPolygon()
        self.diagramScene.addItem(p1)
        self.show()
        pass