Convert pie chart to semi-circle donut

A pie chart can be converted to semi circle donut using below script.

widget.on('processresult', function(se, ev){
	ev.result.plotOptions.pie.startAngle= -90,
   	ev.result.plotOptions.pie.endAngle= 90,
   	ev.result.plotOptions.pie.center= ['50%', '75%'],
   	ev.result.plotOptions.pie.size= '110%'
	ev.result.plotOptions.pie.innerSize= '50%'
})

Steps:

• Create a pie chart

• Add above script to widget and save

• Refresh the widget