Luciad.Geometries.Constraints.IPolylineConstraint Interface Reference

A constraint on Polyline editing. More...

Public Member Functions
Luciad.Geometries.Polyline	Apply (Luciad.Geometries.Polyline oldPolyline, Luciad.Geometries.Polyline newPolyline, Luciad.Geometries.Constraints.PolylineChange changes)
	Applies this constraint on a pending change. More...
Luciad.Geometries.Polyline	Apply (Luciad.Geometries.Polyline polyline)
	Applies this constraint on a polyline without a (known) change. More...

Detailed Description

A constraint on Polyline editing.

This can for example be configured on a PolylineHandlesProvider.

Since

2020.1

Member Function Documentation

Apply() [1/2]

Luciad.Geometries.Polyline Luciad.Geometries.Constraints.IPolylineConstraint.Apply	(	Luciad.Geometries.Polyline	oldPolyline,
		Luciad.Geometries.Polyline	newPolyline,
		Luciad.Geometries.Constraints.PolylineChange	changes
	)

Applies this constraint on a pending change.

Parameters

oldPolyline	the base polyline on which the change is performed, cannot be null.
newPolyline	the result of the change, without any constraints applied, cannot be null.
changes	the change that was applied.

Returns

the resulting polyline, after applying this constraint on the pending change. If the constraint does not apply, simply return the newPolyline. Cannot be null.

Apply() [2/2]

Luciad.Geometries.Polyline Luciad.Geometries.Constraints.IPolylineConstraint.Apply

(

Luciad.Geometries.Polyline

polyline

)

Applies this constraint on a polyline without a (known) change.

Parameters

polyline

the polyline to constrain, cannot be null.

Returns

the resulting polyline, after applying this constraint. If the constraint does not apply, simply return the polyline. Cannot be null.