Returns the point on the chart where the inputed values are located.
        
        :return     <QPointF>

def pointAt(self, **axis_values):
        """
        Returns the point on the chart where the inputed values are located.
        
        :return     <QPointF>
        """
        scene_point = self.renderer().pointAt(self.axes(), axis_values)
        chart_point = self.uiChartVIEW.mapFromScene(scene_point)
        return self.uiChartVIEW.mapToParent(chart_point)