CarterLi opened a new pull request #13284:
URL: https://github.com/apache/incubator-echarts/pull/13284
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## Brief Information
This pull request is in the type of:
- [ ] bug fixing
- [x] new feature
- [ ] others
### What does this PR do?
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Provide a way to set the customized tooltip renderer
### Fixed issues
N/A
## Details
### Before: What was the problem?
The tooltip renderer is hardcoded in repo and no way to override. For people
using web worker ( or WX小程序 maybe? ) they have to use `TooltipRichContent`
which has limitations compared to the default html renderer.
### After: How is it fixed in this PR?
The PR provides a new option `renderer` for `tooltip`, and use it if set.
## Usage
### Are there any API changes?
- [x] The API has been changed.
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```
tooltip: {
renderer: Constructor
}
```
### Related test cases or examples to use the new APIs
NA.
## Others
### Merging options
- [ ] Please squash the commits into a single one when merge.
### Other information
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