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/**
* PieChart class for the YUI Charts widget.
*
* @namespace YAHOO.widget
* @class PieChart
* @uses YAHOO.widget.CartesianChart
* @constructor
* @param containerId {HTMLElement} Container element for the Flash Player instance.
* @param dataSource {YAHOO.util.DataSource} DataSource instance.
* @param attributes {object} (optional) Object literal of configuration values.
*/
YAHOO.widget.PieChart = function(containerId, dataSource, attributes)
{
YAHOO.widget.PieChart.superclass.constructor.call(this, "pie", containerId, dataSource, attributes);
};
YAHOO.lang.extend(YAHOO.widget.PieChart, YAHOO.widget.Chart,
{
/**
* Initializes the attributes.
*
* @method _initAttributes
* @private
*/
_initAttributes: function(attributes)
{
YAHOO.widget.PieChart.superclass._initAttributes.call(this, attributes);
/**
* @attribute dataField
* @description The field in each item that corresponds to the data value.
* @type String
*/
this.getAttributeConfig("dataField",
{
method: this._getDataField
});
this.setAttributeConfig("dataField",
{
validator: YAHOO.lang.isString,
method: this._setDataField
});
/**
* @attribute categoryField
* @description The field in each item that corresponds to the category value.
* @type String
*/
this.getAttributeConfig("categoryField",
{
method: this._getCategoryField
});
this.setAttributeConfig("categoryField",
{
validator: YAHOO.lang.isString,
method: this._setCategoryField
});
},
/**
* Getter for the dataField attribute.
*
* @method _getDataField
* @private
*/
_getDataField: function()
{
return this._swf.getDataField();
},
/**
* Setter for the dataField attribute.
*
* @method _setDataField
* @private
*/
_setDataField: function(value)
{
this._swf.setDataField(value);
},
/**
* Getter for the categoryField attribute.
*
* @method _getCategoryField
* @private
*/
_getCategoryField: function()
{
return this._swf.getCategoryField();
},
/**
* Setter for the categoryField attribute.
*
* @method _setCategoryField
* @private
*/
_setCategoryField: function(value)
{
this._swf.setCategoryField(value);
}
});