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   1  /*
   2  YUI 3.17.2 (build 9c3c78e)
   3  Copyright 2014 Yahoo! Inc. All rights reserved.
   4  Licensed under the BSD License.
   5  http://yuilibrary.com/license/
   6  */
   7  
   8  YUI.add('series-area', function (Y, NAME) {
   9  
  10  /**
  11   * Provides functionality for creating a area series.
  12   *
  13   * @module charts
  14   * @submodule series-area
  15   */
  16  /**
  17   * The AreaSeries class renders quantitative data on a graph by creating a fill between 0
  18   * and the relevant data points.
  19   *
  20   * @class AreaSeries
  21   * @extends CartesianSeries
  22   * @uses Fills
  23   * @constructor
  24   * @param {Object} config (optional) Configuration parameters.
  25   * @submodule series-area
  26   */
  27  Y.AreaSeries = Y.Base.create("areaSeries", Y.CartesianSeries, [Y.Fills], {
  28      /**
  29       * @protected
  30       *
  31       * Renders the series.
  32       *
  33       * @method drawSeries
  34       */
  35      drawSeries: function()
  36      {
  37          this.drawFill.apply(this, this._getClosingPoints());
  38      },
  39  
  40      /**
  41       * @protected
  42       *
  43       * Method used by `styles` setter. Overrides base implementation.
  44       *
  45       * @method _setStyles
  46       * @param {Object} newStyles Hash of properties to update.
  47       * @return Object
  48       */
  49      _setStyles: function(val)
  50      {
  51          if(!val.area)
  52          {
  53              val = {area:val};
  54          }
  55          return Y.AreaSeries.superclass._setStyles.apply(this, [val]);
  56      },
  57  
  58      /**
  59       * @protected
  60       *
  61       * Gets the default value for the `styles` attribute. Overrides
  62       * base implementation.
  63       *
  64       * @method _getDefaultStyles
  65       * @return Object
  66       */
  67      _getDefaultStyles: function()
  68      {
  69          var styles = this._mergeStyles({area:this._getAreaDefaults()}, Y.AreaSeries.superclass._getDefaultStyles());
  70          return styles;
  71      }
  72  },
  73  {
  74      ATTRS: {
  75          /**
  76           * Read-only attribute indicating the type of series.
  77           *
  78           * @attribute type
  79           * @type String
  80           * @default area
  81           */
  82          type: {
  83              value:"area"
  84          }
  85  
  86          /**
  87           * Style properties used for drawing area fills. This attribute is inherited from `Renderer`. Below are the default values:
  88           *
  89           *  <dl>
  90           *      <dt>color</dt><dd>The color of the fill. The default value is determined by the order of the series on the graph. The color will be
  91           *      retrieved from the following array:
  92           *      `["#66007f", "#a86f41", "#295454", "#996ab2", "#e8cdb7", "#90bdbd","#000000","#c3b8ca", "#968373", "#678585"]`
  93           *      </dd>
  94           *      <dt>alpha</dt><dd>Number between 0 and 1 that indicates the opacity of the fill. The default value is 1</dd>
  95           *  </dl>
  96           *
  97           * @attribute styles
  98           * @type Object
  99           */
 100      }
 101  });
 102  
 103  
 104  
 105  
 106  
 107  
 108  
 109  
 110  }, '3.17.2', {"requires": ["series-cartesian", "series-fill-util"]});