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

    'use strict';

    var Utils = requtils.getUtils();

    /* NodeRemoveButton Begin */

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

    var NodeShowButton = Utils.inherit(NodeButton);

    _(NodeShowButton.prototype).extend({

        _init: function() {

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

            this.lastSectorInner = 0;

            this.startAngle = 90;

            this.endAngle = 135;

            this.imageName = "show";

            this.text = "Show neighbors";

        },

        mouseup: function() {

            this.renderer.click_target = null;

            this.renderer.is_dragging = false;

            this.renderer.removeRepresentationsOfType("editor");

            if (this.renderer.isEditable()) {

                this.source_representation.showNeighbors(false);

            }

        }

    }).value();

    /* NodeShowButton End */

    return NodeShowButton;

});