@codin/cwc-intersection

Intersection Element

Element for detecting intersection.

properties

disabled?: bool: false, reflect: true

When disabled the intersection adapter is removed

once?: bool: false

If true, the element wil await first intersection, then set it self as diabled.

margin?: string

Intersection offset, just like normal css margins.

threshold?: string|float[]

Decimal or CSV decimals .1,.5,.9 when used from html. flaot array when set by JS

Events

• intersectionin triggerd when intersecting
• intersectionout triggerd when not intersecting

Example

<style>
 cwc-intersection {
  border: 1px solid black;
  opacity: .5;
 }
 cwc-intersection[intersected] {
  border-color: red;
 }
 cwc-intersection[intersecting] {
  opacity: 1;
 }
</style>
<cwc-intersection treshold="1">
 <span>Foo Bar</span>
</cwc-intersection>