- x_range = acre->x_axis.max - acre->x_axis.min;
- new_x_range = _expand_range (x_range, acre->chart.width);
-
- y_range = acre->y_axis.max - acre->y_axis.min;
- new_y_range = _expand_range (y_range, acre->chart.height);
-
- /* And spread the increase out on either side of the range. */
- acre->x_axis.min -= (new_x_range - x_range) / 2.0;
- acre->x_axis.max += (new_x_range - x_range) / 2.0;