fix(tooltip): tooltip may be lagged and shake in Chrome(with the devtools open) and Firefox.

[plainheart]

Brief Information

This pull request is in the type of:

• bug fixing
• new feature
• others

What does this PR do?

Fix the bug that tooltip(especially in the connected charts) may be lagged and shake from side to side in Chrome(with the devtools open) and Firefox. See #14695 for more details.

An online demo: https://codepen.io/plainheart/pen/KKarOZb

Fixed issues

• Connected tooltip lags and glitches on paired chart #14695

Details

Before: What was the problem?

After: How is it fixed in this PR?

Misc

• 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/tooltip-lag-glitch.html

Others

Merging options

• Please squash the commits into a single one when merge.

Other information

[echarts-bot]

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[echarts-bot]

Congratulations! Your PR has been merged. Thanks for your contribution! 👍