text: sap.ui.define([
  	"sap/ui/thirdparty/jquery",
  	"./D3Chart",
  	"sap/ui/thirdparty/d3",
  	"sap/ui/core/theming/Parameters"
  ], function($, D3Chart, d3, Parameters) {
  	"use strict";
  
  	return D3Chart.extend("sap.ui.demo.masterdetail.control.D3PieChart", {
  
  		init: function () {
  			D3Chart.prototype.init.call(this);
  			this.setType("Pie");
  		},
  //comment
  		_updateSVG: function (iWidth) {
  			return;
  			var aData = this.getBinding("data").getCurrentContexts().map(function (oContext) {
  				return oContext.getObject();
  			});
  
  			var innerRadius = 30;
  			var outerRadius = 50;
  			var fnScaleValue = d3.scale.linear().domain([0, 100]).range([0, 2 * Math.PI]);
  
  			var arc = d3.svg.arc()
  				.outerRadius(outerRadius)
  				.innerRadius(innerRadius)
  				.startAngle(fnScaleValue(0))
  				.endAngle(function (d) {
  					return fnScaleValue(d.data.v);
  				});
  
  			var pie = d3.layout.pie()
  				.value(function(d) {
  					return d.v;
  				});
  
  			// remove old transformation node
  			var g = d3.select("#" + this._sContainerId).selectAll("g");
  			g.remove();
  
  			// add new transformation node
  			var selContainer = d3.select("#" + this._sContainerId)
  				.insert("g")
  				.attr("transform", "translate(" + iWidth / 2 + "," + this._iHeight / 2 + ")");
  
  			// prepare pie chart
  			g = selContainer.selectAll("g")
  				.data(pie(aData))
  				.enter();
  
  			// draw arcs
  			g.append("path")
  				.attr("fill", function() {
  					return Parameters.get("sapUiChart1");
  				})
  				.attr("d", arc);
  
  			var selTexts = selContainer.selectAll("text")
  				.data(aData);
  
  			// draw text in the center of the donut
  			selTexts.enter()
  				.append("text")
  				.text(function (d) { return d.v; })
  				.attr("font-size", "0.875rem")
  				.attr("fill", function() { return Parameters.get("sapUiText"); } )
  				.attr("text-anchor", "middle")
  				.attr("y", function () {
  					return $(this).height() / 2;
  				});
  		},
  
  		renderer: function () {
  			D3Chart.prototype.getRenderer().render.apply(this, arguments);
  		}
  	});
  });
  