define(['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {

    var Utils = requtils.getUtils();

    /* NodeEnlargeButton Begin */

    //var NodeEnlargeButton = Renderer.NodeEnlargeButton = Utils.inherit(Renderer._NodeButton);

    var NodeEnlargeButton = Utils.inherit(NodeButton);

    _(NodeEnlargeButton.prototype).extend({

        _init: function() {

            this.type = "Node-enlarge-button";

            this.lastSectorInner = 0;

            this.startAngle = -45;

            this.endAngle = 0;

            this.imageName = "enlarge";

            this.text = "Enlarge";

        },

        mouseup: function() {

            var _newsize = 1 + (this.source_representation.model.get("size") || 0);

            this.source_representation.model.set("size", _newsize);

            this.source_representation.select();

            this.select();

            paper.view.draw();

        }

    });

    /* NodeEnlargeButton End */

    return NodeEnlargeButton;