[comp:IxTooltip]IxTooltip用在弹窗中，页面出现滚动条且滚动到下方时，IxTooltip位置计算有问题

[sjia0307]

Reproduction link

IxTooltip用在弹窗中，页面出现滚动条且滚动到下方时，IxTooltip位置计算有问题

Steps to reproduce

IxTooltip用在弹窗中，在页面出现滚动条且滚动到下方的情况下。打开弹窗，悬浮到IxTooltip元素上，查看悬浮框位置

What is expected?

IxTooltip位置计算正常

What is actually happening?

IxTooltip位置偏上

Any additional comments? (optional)

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Environment	Info
@Idux
Browser

[idux-bot]

Translation of this issue:

[Comp: ixtooltip] ixtooltip In the pop-up window, the scroll bar is scrolling and scrolling to the bottom, there is a problem with the ixtooltip location

reproduction link

IXTooltip is used in pop-up window, and when scrolling is rolled below, if there is a problem with the ixtooltip location

steps to reproduce

IXTooltip is used in the pop-up window, and if the scroll bar appears on the page and scroll below.Open pop-up window, suspend to ixtooltip elements, view suspension blocks

What is expected?

IXTooltip location is normal

What is actually happens?

IXTooltip position

ANY Additional Comments? (Optional)

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ENVIRONMENT	INFO
@Idux
Browser

[danranVm]

cdk-scroll-block 加个了一个 position: fixed 的样式，导致 tooltip 的位置计算不对了。