react-boundingclientrects

1.0.0 • Public • Published

react-boundingclientrects

Fetch boundingClientRects by selector for dangerouslySetInnerHTML

This is helpful for building isolated UIs on top of content within dangerouslySetInnerHTML.

Example

import BoundingClientRects from 'react-boundingclientrects'
...
<BoundingClientRects
  dangerouslySetInnerHTML={sanitizedHTML}
  selector='li'
  onTargets={targets => setState({targets: targets})} />

Props

dangerouslySetInnerHTML

This is required. See React's documentaion.

selector

This selector will be used to query DOM elements. It is these elements that will be surfaced as targets.

selectors=[]

Alternatively, multiple selectors can be provided in a selectors array.

selectors=['.one', '.two', '.red', '.blue']

onTargets(targets=[])

onTargets will be called with an array of targets. Targets contain the calculated position based on this components main DOM node.

// Calculation example
target.boundingClientRects().top - mainNode.boundingClientRects().top
// Example target
{
  selector: 'li',
  el: <node>,
  width: 1022,
  height: 18,
  top: 119.875,
  right: 1102,
  bottom: 137,
  left: 80
}

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Install

npm i react-boundingclientrects

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Version

1.0.0

License

MIT

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Collaborators

  • timhudson