Chart with DataSource

datasourcechart

        var pieGraph = new Y.Chart({
                render:"#mychart",
                categoryKey:"Domain",
                seriesKeys:["Hit"],
                dataProvider:[],
                type:"pie",
                seriesCollection:[
                    {
                        categoryKey:"Domain",
                        valueKey:"Hit"
                    }
                ]
            });
        var myDataValues = new Y.DataSource.IO({source:"getdata.php"}),
            myCallBack = {
                success: function(e) {
                    pieGraph.set("dataProvider", e.response.results);
                },
                failure: function(e) {
                    //handle failure
                }
            };

        myDataValues.plug({fn: Y.Plugin.DataSourceJSONSchema, cfg: {
          schema: {
             resultListLocator: "results",
             resultFields: ["Domain", {key:"Hit", parser:"number"}]
          }
        }}); 
        myDataValues.sendRequest({
            request:"?json",
            callback: myCallBack
           
        });