/**
                             * Provides functionality for drawing a stacked numeric axis for use with a chart.
                             *
                             * @module charts
                             * @submodule axis-stacked
                             */
                            /**
                             * StackedAxis draws a stacked numeric axis for a chart.
                             *
                             * @class StackedAxis
                             * @constructor
                             * @param {Object} config (optional) Configuration parameters.
                             * @extends NumericAxis
                             * @uses StackedImpl
                             * @submodule axis-stacked
                             */
                            Y.StackedAxis = Y.Base.create("stackedAxis", Y.NumericAxis, [Y.StackedImpl]);