[page:EventDispatcher] →

# [name]

This class can be used to provide a drag'n'drop interaction.

## Example

[example:misc_controls_drag misc / controls / drag ]

`var controls = new THREE.DragControls( objects, camera, renderer.domElement ); // add event listener to highlight dragged objects controls.addEventListener( 'dragstart', function ( event ) { event.object.material.emissive.set( 0xaaaaaa ); } ); controls.addEventListener( 'dragend', function ( event ) { event.object.material.emissive.set( 0x000000 ); } );`

## Constructor

### [name]( [param:Array objects], [param:Camera camera], [param:HTMLDOMElement domElement] )

[page:Array objects]: An array of draggable 3D objects.

[page:Camera camera]: The camera of the rendered scene.

[page:HTMLDOMElement domElement]: The HTML element used for event listeners.

Creates a new instance of [name].

## Events

### dragstart

Fires when the user starts to drag a 3D object.

### drag

Fires when the user drags a 3D object.

### dragend

Fires when the user has finished dragging a 3D object.

### hoveron

Fires when the pointer is moved onto a 3D object, or onto one of its children.

### hoveroff

Fires when the pointer is moved out of a 3D object.

## Properties

### [property:Boolean enabled]

Whether or not the controls are enabled.

## Methods

See the base [page:EventDispatcher] class for common methods.

### [method:null activate] ()

Adds the event listeners of the controls.

### [method:null deactivate] ()

Removes the event listeners of the controls.

### [method:null dispose] ()

Should be called if the controls is no longer required.

## Source

[link:https://github.com/mrdoob/three.js/blob/master/examples/js/controls/DragControls.js examples/js/controls/DragControls.js]