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 /**
 * Provides functionality for creating a line series.
 *
 * @module charts
 * @submodule series-line
 */
 /**
 * The LineSeries class renders quantitative data on a graph by connecting relevant data points.
 *
 * @class LineSeries
 * @extends CartesianSeries
 * @uses Lines
 * @constructor
 * @param {Object} config (optional) Configuration parameters.
 * @submodule series-line
 */
 Y.LineSeries = Y.Base.create("lineSeries", Y.CartesianSeries, [Y.Lines], {
 /**
 * @protected
 *
 * @method drawSeries
 */
 drawSeries: function()
 {
 this.drawLines();
 },
 
 /**
 * @protected
 *
 * Method used by `styles` setter. Overrides base implementation.
 *
 * @method _setStyles
 * @param {Object} newStyles Hash of properties to update.
 * @return Object
 */
 _setStyles: function(val)
 {
 if(!val.line)
 {
 val = {line:val};
 }
 return Y.LineSeries.superclass._setStyles.apply(this, [val]);
 },
 
 /**
 * @protected
 *
 * Gets the default value for the `styles` attribute. Overrides
 * base implementation.
 *
 * @method _getDefaultStyles
 * @return Object
 */
 _getDefaultStyles: function()
 {
 var styles = this._mergeStyles({line:this._getLineDefaults()}, Y.LineSeries.superclass._getDefaultStyles());
 return styles;
 }
 },
 {
 ATTRS: {
 /**
 * Read-only attribute indicating the type of series.
 *
 * @attribute type
 * @type String
 * @default line
 */
 type: {
 value:"line"
 }
 
 /**
 * Style properties used for drawing lines. This attribute is inherited from `Renderer`. Below are the
 * default values:
 * <dl>
 * <dt>color</dt><dd>The color of the line. The default value is determined by the order of the series
 * on the graph. The color will be retrieved from the following array:
 * `["#426ab3", "#d09b2c", "#000000", "#b82837", "#b384b5", "#ff7200", "#779de3", "#cbc8ba", "#7ed7a6", "#007a6c"]`
 * <dt>weight</dt><dd>Number that indicates the width of the line. The default value is 6.</dd>
 * <dt>alpha</dt><dd>Number between 0 and 1 that indicates the opacity of the line. The default value is 1.</dd>
 * <dt>lineType</dt><dd>Indicates whether the line is solid or dashed. The default value is solid.</dd>
 * <dt>dashLength</dt><dd>When the `lineType` is dashed, indicates the length of the dash. The default
 * value is 10.</dd>
 * <dt>gapSpace</dt><dd>When the `lineType` is dashed, indicates the distance between dashes. The default
 * value is 10.</dd>
 * <dt>connectDiscontinuousPoints</dt><dd>Indicates whether or not to connect lines when there is a missing
 * or null value between points. The default value is true.</dd>
 * <dt>discontinuousType</dt><dd>Indicates whether the line between discontinuous points is solid or dashed.
 * The default value is solid.</dd>
 * <dt>discontinuousDashLength</dt><dd>When the `discontinuousType` is dashed, indicates the length of the
 * dash. The default value is 10.</dd>
 * <dt>discontinuousGapSpace</dt><dd>When the `discontinuousType` is dashed, indicates the distance between
 * dashes. The default value is 10.</dd>
 * </dl>
 *
 * @attribute styles
 * @type Object
 */
 }
 });