szkissyh opened a new issue #11615: IOS 一个页面切换地理坐标图时报错:TypeError:null is not an 
object(evaluating 'this.ctx.dpr=this.dpr')
URL: https://github.com/apache/incubator-echarts/issues/11615
 
 
   ### Version
   4.4.0
   
   ### Steps to reproduce
   1、系统支持多个地理坐标图,但是当前只显示一个。
   2、第一个地理坐标图显示正常
   3、切换时,使用过clear或dispose方法
   4、均报错,TypeError:null is not an object(evaluating 'this.ctx.dpr=this.dpr')
   5、跟踪代码 this.dom.getContext('2d')为null
   6、但是绘制地图的div存在,也没有隐藏
   
   ### What is expected?
   IOS能够同时正常渲染地理坐标
   
   ### What is actually happening?
   不能正常渲染
   
   <!-- This issue is generated by echarts-issue-helper. DO NOT REMOVE -->
   <!-- This issue is in English. DO NOT REMOVE -->

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org


With regards,
Apache Git Services

---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscr...@echarts.apache.org
For additional commands, e-mail: commits-h...@echarts.apache.org

Reply via email to