all files / model/ Anchor.js

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import Coordinate from './Coordinate'
 
/*
  Anchors are special annotations which have a zero width.
 
  Examples are the start and end anchors of ContainerAnnotations, or a Cursor.
 
  TODO: in future we will need to introduce a built-in type
  for this so that annotation updates can be compared with
  text operations.
 
  Sub-Classes: model/ContainerAnnotation.Anchor, model/Selection.Cursor
 
  @class
  @abstract
*/
class Anchor extends Coordinate {
 
  isAnchor() {
    return true
  }
 
}
 
export default Anchor