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YUI.add('series-area-stacked', function (Y, NAME) {
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/**
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 * Provides functionality for creating a stacked area series.
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 *
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 * @module charts
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 * @submodule series-area-stacked
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 */
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/**
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 * StackedAreaSeries area fills to display data showing its contribution to a whole.
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 *
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 * @class StackedAreaSeries
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 * @extends AreaSeries
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 * @uses StackingUtil
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 * @constructor
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 * @param {Object} config (optional) Configuration parameters.
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 * @submodule series-area-stacked
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 */
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Y.StackedAreaSeries = Y.Base.create("stackedAreaSeries", Y.AreaSeries, [Y.StackingUtil], {
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    /**
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     * @protected
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     *
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     * Calculates the coordinates for the series. Overrides base implementation.
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     *
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     * @method setAreaData
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     */
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    setAreaData: function()
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    {
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        Y.StackedAreaSeries.superclass.setAreaData.apply(this);
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        this._stackCoordinates.apply(this);
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    },
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    /**
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     * @protected
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     *
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     * Draws the series
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     *
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     * @method drawSeries
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     */
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	drawSeries: function()
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    {
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        this.drawFill.apply(this, this._getStackedClosingPoints());
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    }
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}, {
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    ATTRS: {
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        /**
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         * Read-only attribute indicating the type of series.
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         *
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         * @attribute type
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         * @type String
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         * @default stackedArea
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         */
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        type: {
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            value:"stackedArea"
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        }
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    }
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});
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}, '3.18.1', {"requires": ["series-stacked", "series-area"]});