midas
/
threejs-obj-space


			
				
					
						
						
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		[page:EventDispatcher] &rarr;

		<h1>[name]</h1>

		<p class="desc">
		This class can be used to provide a drag'n'drop interaction.
		</p>

		<h2>Example</h2>

		<p>[example:misc_controls_drag misc / controls / drag ]</p>

		<code>
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 );

} );

		</code>

		<h2>Constructor</h2>

		<h3>[name]( [param:Array objects], [param:Camera camera], [param:HTMLDOMElement domElement] )</h3>
		<p>
			<p>
				[page:Array objects]: An array of draggable 3D objects.
			</p>
			<p>
			[page:Camera camera]: The camera of the rendered scene.
			</p>
			<p>
			[page:HTMLDOMElement domElement]: The HTML element used for event listeners.
			</p>
			<p>
				Creates a new instance of [name].
			</p>
		</p>

		<h2>Events</h2>

		<h3>dragstart</h3>
		<p>
			Fires when the user starts to drag a 3D object.
		</p>

		<h3>drag</h3>
		<p>
			Fires when the user drags a 3D object.
		</p>

		<h3>dragend</h3>
		<p>
			Fires when the user has finished dragging a 3D object.
		</p>

		<h3>hoveron</h3>
		<p>
			Fires when the pointer is moved onto a 3D object, or onto one of its children.
		</p>

		<h3>hoveroff</h3>
		<p>
			Fires when the pointer is moved out of a 3D object.
		</p>

		<h2>Properties</h2>

		<h3>[property:Boolean enabled]</h3>
		<p>
			Whether or not the controls are enabled.
		</p>

		<h2>Methods</h2>

		<p>See the base [page:EventDispatcher] class for common methods.</p>

		<h3>[method:null activate] ()</h3>
		<p>
			Adds the event listeners of the controls.
		</p>

		<h3>[method:null deactivate] ()</h3>
		<p>
			Removes the event listeners of the controls.
		</p>

		<h3>[method:null dispose] ()</h3>
		<p>
			Should be called if the controls is no longer required.
		</p>

		<h2>Source</h2>

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