dimple-js/src/objects/storyboard/methods/getFrameValue.js

Dimple is an object-oriented API allowing you to create flexible axis-based charts using [d3.js](http://d3js.org "d3.js").

        // Copyright: 2015 AlignAlytics
        // License: "https://github.com/PMSI-AlignAlytics/dimple/blob/master/MIT-LICENSE.txt"
        // Source: /src/objects/storyboard/methods/getFrameValue.js
        this.getFrameValue = function () {
            var returnValue = null;
            if (this._frame >= 0 && this._getCategories().length > this._frame) {
                returnValue = this._getCategories()[this._frame];
            }
            return returnValue;
        };