Method drawWidgets

Draw sliders, pins, and zoom boxes (only one of which would ever be drawn) @param gFront @param gBack @param subIndex @param needNewPins @param doDraw1DObjects @param doDraw1DY TODO @param postGrid

(Object gFront, Object gBack, int subIndex,
                           boolean needNewPins, boolean doDraw1DObjects,
                           boolean doDraw1DY, boolean postGrid)