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/*
YUI 3.17.2 (build 9c3c78e)
Copyright 2014 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/

YUI.add('series-bar-stacked', function (Y, NAME) {

/**
 * Provides functionality for creating a stacked bar series.
 *
 * @module charts
 * @submodule series-bar-stacked
 */
var Y_Lang = Y.Lang;

/**
 * The StackedBarSeries renders bar chart in which series are stacked horizontally to show
 * their contribution to the cumulative total.
 *
 * @class StackedBarSeries
 * @extends BarSeries
 * @uses StackingUtil
 * @constructor
 * @param {Object} config (optional) Configuration parameters.
 * @submodule series-bar-stacked
 */
Y.StackedBarSeries = Y.Base.create("stackedBarSeries", Y.BarSeries, [Y.StackingUtil], {
    /**
     * @protected
     *
     * Draws the series.
     *
     * @method drawSeries
     */
    drawSeries: function()
	{
        if(this.get("xcoords").length < 1)
        {
            return;
        }

/**
     * @protected
     *
     * Resizes and positions markers based on a mouse interaction.
     *
     * @method updateMarkerState
     * @param {String} type state of the marker
     * @param {Number} i index of the marker
     */
    updateMarkerState: function(type, i)
    {
        if(this._markers[i])
        {
            var state = this._getState(type),
                ycoords = this.get("ycoords"),
                marker = this._markers[i],
                styles = this.get("styles").marker,
                h = styles.height,
                markerStyles = state === "off" || !styles[state] ? this._copyObject(styles) : this._copyObject(styles[state]),
                fillColor,
                borderColor;
            markerStyles.y = (ycoords[i] - h/2);
            markerStyles.x = marker.get("x");
            markerStyles.width = marker.get("width");
            markerStyles.id = marker.get("id");
            fillColor = markerStyles.fill.color;
            borderColor = markerStyles.border.color;
            if(Y_Lang.isArray(fillColor))
            {
                markerStyles.fill.color = fillColor[i % fillColor.length];
            }
            else
            {
                markerStyles.fill.color = this._getItemColor(markerStyles.fill.color, i);
            }
            if(Y_Lang.isArray(borderColor))
            {
                markerStyles.border.color = borderColor[i % borderColor.length];
            }
            else
            {
                markerStyles.border.color = this._getItemColor(markerStyles.border.color, i);
            }
            marker.set(markerStyles);
        }
    },

/**
     * @protected
     *
     * Returns default values for the `styles` attribute.
     *
     * @method _getPlotDefaults
     * @return Object
     */
    _getPlotDefaults: function()
    {
        var defs = {
            fill:{
                type: "solid",
                alpha: 1,
                colors:null,
                alphas: null,
                ratios: null
            },
            border:{
                weight: 0,
                alpha: 1
            },
            width: 24,
            height: 24,
            shape: "rect",

padding:{
                top: 0,
                left: 0,
                right: 0,
                bottom: 0
            }
        };
        defs.fill.color = this._getDefaultColor(this.get("graphOrder"), "fill");
        defs.border.color = this._getDefaultColor(this.get("graphOrder"), "border");
        return defs;
    }
}, {
    ATTRS: {
        /**
         * Read-only attribute indicating the type of series.
         *
         * @attribute type
         * @type String
         * @default stackedBar
         */
        type: {
            value: "stackedBar"
        },

/**
         * Direction of the series
         *
         * @attribute direction
         * @type String
         * @default vertical
         */
        direction: {
            value: "vertical"
        },

/**
         * @private
         *
         * @attribute negativeBaseValues
         * @type Array
         * @default null
         */
        negativeBaseValues: {
            value: null
        },

/**
         * @private
         *
         * @attribute positiveBaseValues
         * @type Array
         * @default null
         */
        positiveBaseValues: {
            value: null
        }

/**
         * Style properties used for drawing markers. This attribute is inherited from `BarSeries`. Below are the default values:
         *  <dl>
         *      <dt>fill</dt><dd>A hash containing the following values:
         *          <dl>
         *              <dt>color</dt><dd>Color of the fill. The default value is determined by the order of the series on the graph. The color
         *              will be retrieved from the below array:<br/>
         *              `["#66007f", "#a86f41", "#295454", "#996ab2", "#e8cdb7", "#90bdbd","#000000","#c3b8ca", "#968373", "#678585"]`
         *              </dd>
         *              <dt>alpha</dt><dd>Number from 0 to 1 indicating the opacity of the marker fill. The default value is 1.</dd>
         *          </dl>
         *      </dd>
         *      <dt>border</dt><dd>A hash containing the following values:
         *          <dl>
         *              <dt>color</dt><dd>Color of the border. The default value is determined by the order of the series on the graph. The color
         *              will be retrieved from the below array:<br/>
         *              `["#205096", "#b38206", "#000000", "#94001e", "#9d6fa0", "#e55b00", "#5e85c9", "#adab9e", "#6ac291", "#006457"]`
         *              <dt>alpha</dt><dd>Number from 0 to 1 indicating the opacity of the marker border. The default value is 1.</dd>
         *              <dt>weight</dt><dd>Number indicating the width of the border. The default value is 1.</dd>
         *          </dl>
         *      </dd>
         *      <dt>height</dt><dd>indicates the width of the marker. The default value is 24.</dd>
         *      <dt>over</dt><dd>hash containing styles for markers when highlighted by a `mouseover` event. The default
         *      values for each style is null. When an over style is not set, the non-over value will be used. For example,
         *      the default value for `marker.over.fill.color` is equivalent to `marker.fill.color`.</dd>
         *  </dl>
         *
         * @attribute styles
         * @type Object
         */
    }
});

}, '3.17.2', {"requires": ["series-stacked", "series-bar"]});