ChartDataLabel.top property. Gets or sets the distance of the data label in points from the top edge of the chart or from the position specified by its [ChartDataLabel.position](../position/) property, depending on the value of the [ChartDataLabel.top_mode](../top_mode/) property....calculated using title text and font. doughnut_center_y = title_area_height...can be calculated using label font. one_char_label_width = 12.75...