text: /*global define*/
  define([
          '../Core/Color',
          '../Core/defined',
          '../Core/defineProperties',
          '../Core/Event',
          './createPropertyDescriptor',
          './Property',
          './StripeOrientation'
      ], function(
          Color,
          defined,
          defineProperties,
          Event,
          createPropertyDescriptor,
          Property,
          StripeOrientation) {
      "use strict";
  
      var defaultOrientation = StripeOrientation.HORIZONTAL;
      var defaultEvenColor = Color.WHITE;
      var defaultOddColor = Color.BLACK;
      var defaultOffset = 0;
      var defaultRepeat = 1;
  
      /**
       * A {@link MaterialProperty} that maps to stripe {@link Material} uniforms.
       *
       * @alias StripeMaterialProperty
       * @constructor
       */
      var StripeMaterialProperty = function() {
          this._definitionChanged = new Event();
  
          this._orientation = undefined;
          this._orientationSubscription = undefined;
  
          this._evenColor = undefined;
          this._evenColorSubscription = undefined;
  
          this._oddColor = undefined;
          this._oddColorSubscription = undefined;
  
          this._offset = undefined;
          this._offsetSubscription = undefined;
  
          this._repeat = undefined;
          this._repeatSubscription = undefined;
      };
  
      defineProperties(StripeMaterialProperty.prototype, {
          /**
           * Gets a value indicating if this property is constant.  A property is considered
           * constant if getValue always returns the same result for the current definition.
           * @memberof StripeMaterialProperty.prototype
           *
           * @type {Boolean}
           * @readonly
           */
          isConstant : {
              get : function() {
                  return Property.isConstant(this._orientation) && //
                         Property.isConstant(this._evenColor) && //
                         Property.isConstant(this._oddColor) && //
                         Property.isConstant(this._offset) && //
                         Property.isConstant(this._repeat);
              }
          },
          /**
           * Gets the event that is raised whenever the definition of this property changes.
           * The definition is considered to have changed if a call to getValue would return
           * a different result for the same time.
           * @memberof StripeMaterialProperty.prototype
           *
           * @type {Event}
           * @readonly
           */
          definitionChanged : {
              get : function() {
                  return this._definitionChanged;
              }
          },
          /**
           * Gets or sets the {@link StripeOrientation} property which determines if the stripes are horizontal or vertical.
           * @memberof StripeMaterialProperty.prototype
           * @type {Property}
           */
          orientation : createPropertyDescriptor('orientation'),
          /**
           * Gets or sets the {@link Color} property which determines the first color.
           * @memberof StripeMaterialProperty.prototype
           * @type {Property}
           */
          evenColor : createPropertyDescriptor('evenColor'),
          /**
           * Gets or sets the {@link Color} property which determines the second color.
           * @memberof StripeMaterialProperty.prototype
           * @type {Property}
           */
          oddColor : createPropertyDescriptor('oddColor'),
          /**
           * Gets or sets the numeric property which determines at which point into the pattern
           * to begin drawing; with 0.0 being the beginning of the even color, 1.0 the beginning
           * of the odd color, 2.0 being the even color again, and any multiple or fractional values
           * being in between.
           * @memberof StripeMaterialProperty.prototype
           * @type {Property}
           */
          offset : createPropertyDescriptor('offset'),
          /**
           * A numeric property which determines how many times the stripe pattern repeats.
           * @memberof StripeMaterialProperty.prototype
           * @type {Property}
           */
          repeat : createPropertyDescriptor('repeat')
      });
  
      /**
       * Gets the {@link Material} type at the provided time.
       *
       * @param {JulianDate} time The time for which to retrieve the type.
       * @returns {String} The type of material.
       */
      StripeMaterialProperty.prototype.getType = function(time) {
          return 'Stripe';
      };
  
      /**
       * Gets the value of the property at the provided time.
       *
       * @param {JulianDate} time The time for which to retrieve the value.
       * @param {Object} [result] The object to store the value into, if omitted, a new instance is created and returned.
       * @returns {Object} The modified result parameter or a new instance if the result parameter was not supplied.
       */
      StripeMaterialProperty.prototype.getValue = function(time, result) {
          if (!defined(result)) {
              result = {};
          }
          result.horizontal = Property.getValueOrDefault(this._orientation, time, defaultOrientation) === StripeOrientation.HORIZONTAL;
          result.evenColor = Property.getValueOrClonedDefault(this._evenColor, time, defaultEvenColor, result.evenColor);
          result.oddColor = Property.getValueOrClonedDefault(this._oddColor, time, defaultOddColor, result.oddColor);
          result.offset = Property.getValueOrDefault(this._offset, time, defaultOffset);
          result.repeat = Property.getValueOrDefault(this._repeat, time, defaultRepeat);
          return result;
      };
  
      /**
       * Compares this property to the provided property and returns
       * <code>true</code> if they are equal, <code>false</code> otherwise.
       *
       * @param {Property} [other] The other property.
       * @returns {Boolean} <code>true</code> if left and right are equal, <code>false</code> otherwise.
       */
      StripeMaterialProperty.prototype.equals = function(other) {
          return this === other || //
                 (other instanceof StripeMaterialProperty && //
                         Property.equals(this._orientation, other._orientation) && //
                         Property.equals(this._evenColor, other._evenColor) && //
                         Property.equals(this._oddColor, other._oddColor) && //
                         Property.equals(this._offset, other._offset) && //
                         Property.equals(this._repeat, other._repeat));
      };
  
      return StripeMaterialProperty;
  });
  