Source: src/main/javascript/oracle/oj/ojdvt-base/ShapeAttributeGroupHandler.js

/**
 * Creates a shape attribute group handler that will generate shape attribute values.
 * @param {Object} [matchRules] A map of key value pairs for categories and the matching attribute value e.g. {"soda" : "square", "water" : "circle", "iced tea" : "triangleUp"}.
 *                            Attribute values listed in the matchRules object will be reserved only for the matching categories when getAttributeValue is called.
 * @export
 * @constructor
 * @extends {oj.AttributeGroupHandler}
 */
oj.ShapeAttributeGroupHandler = function(matchRules) {
  this.Init(matchRules);
}

oj.Object.createSubclass(oj.ShapeAttributeGroupHandler, oj.AttributeGroupHandler, "oj.ShapeAttributeGroupHandler");

oj.ShapeAttributeGroupHandler._attributeValues = ['square', 'circle', 'diamond', 'plus', 'triangleDown', 'triangleUp', 'human'];

//** @inheritdoc */
oj.ShapeAttributeGroupHandler.prototype.getValueRamp = function() {
  return oj.ShapeAttributeGroupHandler._attributeValues.slice();
}