zyjwsg opened a new issue #11610: an issue of scroll type's legend URL: https://github.com/apache/incubator-echarts/issues/11610 ### Version 4.3.0 ### Steps to reproduce 1. get enough legends to show pagination, suggest making a 2 or 3 pages legends 2. scroll to last page 3. keep zooming in window, until pagination disappear then you can see the issue: the pagination disappeared ! and only shows the last page of legends, parts of legends disappeared as well! ### What is expected? correct pagination and correct legends are expected. ### What is actually happening? pagination disappeared, parts of legends disappeared. --- According to my observation, legends pagination disappeared when there is enough space to show all legends, but current page number was not been re-calculate and legends were not been repaint during calculating space ### Sample this is from official demo: [pie-legend](https://echarts.apache.org/examples/zh/editor.html?c=pie-legend), i changed legends count from 50 to 20, for easier test this issue ![image](https://user-images.githubusercontent.com/7666606/68482658-01a15180-0275-11ea-8842-5dd30312f64d.png) while i kept zooming in window, pagination dissapeared: ![image](https://user-images.githubusercontent.com/7666606/68482739-28f81e80-0275-11ea-9f67-f0032f783b11.png) <!-- This issue is generated by echarts-issue-helper. DO NOT REMOVE --> <!-- This issue is in English. DO NOT REMOVE -->
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