echarts 柱状配置项内容和展示

      app.title = '正负条形图';

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:['成本', '进价', '标价']
    },
    grid: {
        left: '3%',
        right: '4%',
        bottom: '3%',
        containLabel: true
    },
    xAxis : [
        {
            type : 'value'
        }
    ],
    yAxis : [
        {
            type : 'category',
            axisTick : {show: false},
            data : ['周一','周二','周三','周四','周五']
        }
    ],
    series : [
        {
            name:'成本',
            type:'bar',
            label: {
                normal: {
                    show: true,
                    position: 'inside'
                }
            },
            data:[200, 170, 240, 244, 200, ]
        },
        {
            name:'进价',
            type:'bar',
            stack: '总量',
            label: {
                normal: {
                    show: true
                }
            },
            data:[320, 302, 341, 374, 390, ]
        },
        {
            name:'标价',
            type:'bar',
            stack: '总量',
            label: {
                normal: {
                    show: true,
                    position: 'left'
                }
            },
            data:[-120, -132, -101, -134, -190, ]
        }
    ]
};