Gets the value for the variable in the set specified by set, the
category specified by cat within the set, and the item specified by item
within the category.
Gets the actual AlphaComposite object to use on the Graphics2D object context for painting the
graph components managed by this GraphProperties object.
Returns the thickness (ie diameter) of the dots that exist at the
beginning and ending of the lines releating each pie sector with its
particular label for the chart's model size.
Returns the depth within each gap between each pie sector and label,
from each pie, of the point at which a line coming from a label and a line
coming from a pie, meet.
Returns whether the gap between each pie label and a point from which a
line may be drawn and/or on which a dot may be placed to relate each label
with a particular pie sector exists.
Returns the depth within each pie sector a point is placed from which a
line may be drawn and/or on which a dot may be placed to relate each label
with a particular pie sector for the chart's model size.