DOMPointReadOnly

The DOMPointReadOnly interface specifies the standard properties used by DOMPoint to define a 2D or 3D point in a coordinate system.

Constructor

DOMPointReadOnly()

Defined to create a new DOMPointReadOnly object, but note that this constructor cannot be called by 3rd party JavaScript: doing so returns an "Illegal constructor" typeError.

Methods

DOMPointReadOnly.fromPoint

Translates the position/perspective of a DOMPoint to a new position (doesn't appear to be supported anywhere yet.)

DOMPointReadOnly.matrixTransform

Applies a matrix transform to a DOMPointReadOnly object (doesn't appear to be supported anywhere yet.)

Properties

DOMPointReadOnly.x Read only

The x coordinate of the DOMPoint.

DOMPointReadOnly.y Read only

The y coordinate of the DOMPoint.

DOMPointReadOnly.z Read only

The z coordinate of the DOMPoint.

DOMPointReadOnly.w Read only

The perspective value of the DOMPoint.

Specifications

Specification	Status	Comment
Geometry Interfaces Module Level 1 The definition of 'DOMPoint' in that specification.	Candidate Recommendation	Latest spec version is an ED.

Browser compatibility

See also

• DOMPoint
• DOMRect