[GitHub] [echarts] plainheart opened a new pull request #16184: fix(lines): fix NPE issue when lines series has no coordinate system.

[GitBox]

plainheart opened a new pull request #16184:
URL: https://github.com/apache/echarts/pull/16184


   
   
   <!-- Please fill in the following information to help us review your PR more 
efficiently. -->
   
   ## Brief Information
   
   This pull request is in the type of:
   
   - [x] bug fixing
   - [ ] new feature
   - [ ] others
   
   
   
   ### What does this PR do?
   
   <!-- USE ONE SENTENCE TO DESCRIBE WHAT THIS PR DOES. -->
   
   Fixes #14991 - The lines chart doesn't work and throws the following errors 
when it has no coordinate system.
   
   ```
   TypeError: Cannot read properties of undefined (reading 'dataToPoint')
   ```
   
   ### Fixed issues
   
   - #14991
   
   
   ## Details
   
   ### Before: What was the problem?
   
   <!-- DESCRIBE THE BUG OR REQUIREMENT HERE. -->
   
   <!-- ADD SCREENSHOT HERE IF APPLICABLE. -->
   
   ### After: How is it fixed in this PR?
   
   <!-- THE RESULT AFTER FIXING AND A SIMPLE EXPLANATION ABOUT HOW IT IS FIXED. 
-->
   
   <!-- ADD SCREENSHOT HERE IF APPLICABLE. -->
   
   <img 
src="https://user-images.githubusercontent.com/26999792/145132139-d40c2d07-fa0d-488b-8404-b0419c81821f.png";
 width="400">
   
   ## Misc
   
   <!-- ADD RELATED ISSUE ID WHEN APPLICABLE -->
   
   - [ ] The API has been changed (apache/echarts-doc#xxx).
   - [ ] This PR depends on ZRender changes (ecomfe/zrender#xxx).
   
   ### Related test cases or examples to use the new APIs
   
   Please refer to `test/lines-graph.html`
   
   ## Others
   
   ### Merging options
   
   - [ ] Please squash the commits into a single one when merging.
   
   ### Other information
   
   


-- 
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.

To unsubscribe, e-mail: commits-unsubscr...@echarts.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org



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