utilitiesClass.py 文件源码

def addAxis(self,plot,**args):
        """
        Add an axis on the right side

        .. tabularcolumns:: |p{3cm}|p{11cm}|

        ===============  ============================================================================================
        **Arguments** 
        ===============  ============================================================================================
        plot             pyqtgraph.PlotWidget
        *args            
        1. label         Label of the new axis
        ===============  ============================================================================================

        :return: pg.ViewBox
        """
        p3 = pg.ViewBox()
        ax3 = pg.AxisItem('right')
        plot.plotItem.layout.addItem(ax3, 2, 3+len(plot.axisItems))
        plot.plotItem.scene().addItem(p3)
        ax3.linkToView(p3)
        p3.setXLink(plot.plotItem)
        ax3.setZValue(-10000)
        if args.get('label',False):
            ax3.setLabel(args.get('label',False), color=args.get('color','#ffffff'))

        p3.setGeometry(plot.plotItem.vb.sceneBoundingRect())
        p3.linkedViewChanged(plot.plotItem.vb, p3.XAxis)
        ## Handle view resizing 
        Callback = functools.partial(self.updateViews,plot)     
        plot.getViewBox().sigStateChanged.connect(Callback)
        plot.viewBoxes.append(p3)
        plot.axisItems.append(ax3)
        self.plots2D[p3]=[]  # TODO do not consider a new axis as a plot. simply make it a part of the axisItems array of the main plot
        return p3