{ series: [ { type: 'gauge', startAngle: 180, endAngle: 0, center: ['50%', '75%'], radius: '90%', min: 0, max: 1, splitNumber: 8, axisLine: { lineStyle: { width: 6, color: [ [0.25, '#FF6E76'], [0.5, '#FDDD60'], [0.75, '#58D9F9'], [1, '#7CFFB2'] ] } }, pointer: { icon: 'path://M12.8,0.7l12,40.1H0.7L12.8,0.7z', length: '12%', width: 20, offsetCenter: [0, '-60%'], itemStyle: { color: 'auto' } }, axisTick: { length: 12, lineStyle: { color: 'auto', width: 2 } }, splitLine: { length: 20, lineStyle: { color: 'auto', width: 5 } }, axisLabel: { color: '#464646', fontSize: 20, distance: -60, rotate: 'tangential', formatter: function (value) { if (value === 0.875) { return 'Grade A'; } else if (value === 0.625) { return 'Grade B'; } else if (value === 0.375) { return 'Grade C'; } else if (value === 0.125) { return 'Grade D'; } return ''; } }, title: { offsetCenter: [0, '-10%'], fontSize: 20 }, detail: { fontSize: 30, offsetCenter: [0, '-35%'], valueAnimation: true, formatter: function (value) { return Math.round(value * 100) + ''; }, color: 'inherit' }, data: [ { value: 0.7, name: 'Grade Rating' } ] } ] }