tooltip能否连同文字一同旋转，markLine文字能否旋转-90度echarts 折线配置项内容和展示

手机屏幕较窄，为了方便查看link图标，选择横屏开发，现在其他文字都可以旋转，tooltip不知道怎么实现旋转，markLine的文字也没法旋转。求大神

      option = {
    title: {
        text: '未来一周气温变化',
        subtext: '纯属虚构'
    },
    tooltip: {
        trigger: 'axis'
    },
    legend: {
        data:['最高气温','最低气温']
    },
    toolbox: {
        show: true,
        feature: {
            dataZoom: {
                yAxisIndex: 'none'
            },
            dataView: {readOnly: false},
            magicType: {type: ['line', 'bar']},
            restore: {},
            saveAsImage: {}
        }
    },
    xAxis:  {
                type: 'value',
                position: 'top',
        axisLabel: {
            formatter: '{value} °C',
            rotate: 90
        }
    },
    yAxis: {

        type: 'category',
        boundaryGap: false,
        inverse:true,
        axisLabel:{
                        fontSize:20,
                        rotate: -90
                    },
        data: ['周一','周二','周三','周四','周五','周六','周日']
    },
    series: [
        {
            name:'最高气温',
            type:'line',
            data:[11, 11, 15, 13, 12, 13, 10],
            markPoint: {
                symbolRotate:-90,
                label:{
                    normal:{
                        rotate:-90
                    }
                },
                data: [
                    {type: 'max', name: '最大值'},
                    {type: 'min', name: '最小值'}
                ]
            },
            markLine: {
                data: [
                    {type: 'average', name: '平均值'}
                ]
            }
        },
        {
            name:'最低气温',
            type:'line',
            data:[1, -2, 2, 5, 3, 2, 0],
            markPoint: {
                symbolRotate:-90,
                data: [
                    {name: '周最低', value: -2, xAxis: 1, yAxis: -1.5}
                ]
            },
            markLine: {
                label:{
                    normal:{
                        position:'end',
                        rotate: -90
                    }
                },
                data: [
                    {type: 'average', name: '平均值'}
                ]
            }
        }
    ]
};