title.textStyle.width property not working

One-line summary [问题简述]

title.textStyle.width property not working on Title

Version & Environment [版本及环境]

• ECharts version [ECharts 版本]: Tested at 4.1.0
• Browser version [浏览器类型和版本]: All
• OS Version [操作系统类型和版本]: All

Expected behaviour [期望结果]

When sets title.textStyle.width and title.textStyle.rich is specified, title width is applied. Test at https://codepen.io/bantaur/pen/PyrJBb

ECharts option [ECharts配置项]

option = {
	title: {
       text: "{aaa|Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.}",
		textStyle: {
		    width: '20%',
			rich: {
				aaa: {
					backgroundColor: 'red',
					color: 'blue'
				}
			}
		}
	},
    legend: {
        data:['邮件营销','联盟广告']
    },
    toolbox: {
        feature: {
            saveAsImage: {}
        }
    },
    grid: {
        left: '3%',
        right: '4%',
        bottom: '3%',
        containLabel: true
    },
    xAxis : [
        {
            type : 'category',
            boundaryGap : false,
            data : ['周一','周二']
        }
    ],
    yAxis : [
        {
            type : 'value'
        }
    ],
    series : [
        {
            name:'邮件营销',
            type:'line',
            stack: '总量',
            areaStyle: {},
            data:[120, 132, 101, 134, 90, 230, 210]
        },
        {
            name:'联盟广告',
            type:'line',
            stack: '总量',
            areaStyle: {},
            data:[220, 182, 191, 234, 290, 330, 310]
        }
    ]
};

Other comments [其他信息]

[100pah]

Currently, auto line wrap is not supported. So text with only make sense on text background. We should take into account the implementation of auto line wrap, although it is not easy.

[diogoalmeidaribeiro]

So this is a two year bug and still not updates … Any workaround or solution?