option = { tooltip: { trigger: 'axis', axisPointer: { // 坐标轴指示器,坐标轴触发有效 type: 'shadow' // 默认为直线,可选为:'line' | 'shadow' } }, legend: { data: ['进油功率', '净功率', '回油功率'] }, grid: { left: '3%', right: '4%', bottom: '3%', containLabel: true }, xAxis: [ { type: 'category', data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日'] } ], yAxis: [ { type: 'value', axisTick: { show: false }, } ], series: [ { name: '进油功率', type: 'bar', stack: '总量', label: { show: true, position: 'inside' }, data: [320, 302, 341, 374, 390, 450, 420] }, { name: '净功率', type: 'bar', label: { show: true }, data: [200, 170, 240, 244, 200, 220, 210] }, { name : '回油功率', type : 'bar', stack : '总量', label : { show : true, // position: 'left' }, data: [-120, -132, -101, -134, -190, -230, -210] } ] };