samien
/
three.js
mirror of https://github.com/mrdoob/three.js.git


			
				
					
						
						
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148
							<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="utf-8">
	<title>DragControls - Three.js Docs</title>
	<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
	<script src="../scripts/highlight.min.js"></script>
	<link type="text/css" rel="stylesheet" href="../styles/highlight-three.css">
	<link type="text/css" rel="stylesheet" href="../styles/page.css">
</head>
<body>
		<p class="inheritance" translate="no"><a href="EventDispatcher.html">EventDispatcher</a> → <a href="Controls.html">Controls</a> → </p>
	<h1 translate="no">DragControls</h1>
		<section>
			<header>
				<div class="class-description"><p>This class can be used to provide a drag'n'drop interaction.</p></div>
				<h2>Code Example</h2>
				<div translate="no"><pre><code class="language-js">const controls = new 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></pre></div>
			</header>
			<article>
				<h2 class="subsection-title">Import</h2>
				<p><span translate="no">DragControls</span> is an addon, and must be imported explicitly, see <a href="https://threejs.org/manual/#en/installation" target="_blank">Installation#Addons</a>.</p>
				<pre><code class="language-js">import { DragControls } from 'three/addons/controls/DragControls.js';</code></pre>
				<div class="container-overview">
					<h2>Constructor</h2>
					<h3 class="name name-method" id="DragControls" translate="no">new <a href="#DragControls">DragControls</a><span class="signature">( objects : <span class="param-type">Array.&lt;Object3D></span>, camera : <span class="param-type">Camera</span>, domElement : <span class="param-type">HTMLElement</span> )</span> </h3>
					<div class="method">
						<div class="description">
							<p>Constructs a new controls instance.</p>
						</div>
						<table class="params">
							<tbody>
								<tr>
									<td class="name"><code>objects</code></td>
									<td class="description last"><p>An array of draggable 3D objects.</p></td>
								</tr>
								<tr>
									<td class="name"><code>camera</code></td>
									<td class="description last"><p>The camera of the rendered scene.</p></td>
								</tr>
								<tr>
									<td class="name"><code>domElement</code></td>
									<td class="description last"><p>The HTML DOM element used for event listeners.<br/>Default is <code>null</code>.</p></td>
								</tr>
							</tbody>
						</table>
					</div>
				</div>
				<h2 class="subsection-title">Properties</h2>
				<div class="member">
					<h3 class="name" id="objects" translate="no">.<a href="#objects">objects</a><span class="type-signature"> : Array.&lt;<a href="Object3D.html">Object3D</a>></span> </h3>
					<div class="description">
						<p>An array of draggable 3D objects.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="raycaster" translate="no">.<a href="#raycaster">raycaster</a><span class="type-signature"> : <a href="Raycaster.html">Raycaster</a></span> </h3>
					<div class="description">
						<p>The raycaster used for detecting 3D objects.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="recursive" translate="no">.<a href="#recursive">recursive</a><span class="type-signature"> : boolean</span> </h3>
					<div class="description">
						<p>Whether children of draggable objects can be dragged independently from their parent.<br/>Default is <code>true</code>.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="rotateSpeed" translate="no">.<a href="#rotateSpeed">rotateSpeed</a><span class="type-signature"> : number</span> </h3>
					<div class="description">
						<p>The speed at which the object will rotate when dragged in <code>rotate</code> mode.
The higher the number the faster the rotation.<br/>Default is <code>1</code>.</p>
					</div>
				</div>
				<div class="member">
					<h3 class="name" id="transformGroup" translate="no">.<a href="#transformGroup">transformGroup</a><span class="type-signature"> : boolean</span> </h3>
					<div class="description">
						<p>This option only works if the <code>objects</code> array contains a single draggable  group object.
If set to <code>true</code>, the controls does not transform individual objects but the entire group.<br/>Default is <code>false</code>.</p>
					</div>
				</div>
				<h2 class="subsection-title">Events</h2>
					<h3 class="name name-method" id="event:drag" translate="no">.<a href="#event:drag">drag</a> </h3>
					<div class="method">
						<div class="description">
							<p>Fires when the user drags a 3D object.</p>
						</div>
						<h5>Type:</h5>
						<ul>
							<li>
<span class="param-type">Object</span>
							</li>
						</ul>
					</div>
					<h3 class="name name-method" id="event:dragend" translate="no">.<a href="#event:dragend">dragend</a> </h3>
					<div class="method">
						<div class="description">
							<p>Fires when the user has finished dragging a 3D object.</p>
						</div>
						<h5>Type:</h5>
						<ul>
							<li>
<span class="param-type">Object</span>
							</li>
						</ul>
					</div>
					<h3 class="name name-method" id="event:hoveroff" translate="no">.<a href="#event:hoveroff">hoveroff</a> </h3>
					<div class="method">
						<div class="description">
							<p>Fires when the pointer is moved out of a 3D object.</p>
						</div>
						<h5>Type:</h5>
						<ul>
							<li>
<span class="param-type">Object</span>
							</li>
						</ul>
					</div>
					<h3 class="name name-method" id="event:hoveron" translate="no">.<a href="#event:hoveron">hoveron</a> </h3>
					<div class="method">
						<div class="description">
							<p>Fires when the pointer is moved onto a 3D object, or onto one of its children.</p>
						</div>
						<h5>Type:</h5>
						<ul>
							<li>
<span class="param-type">Object</span>
							</li>
						</ul>
					</div>
				<h2 class="subsection-title">Source</h2>
				<p>
					<a href="https://github.com/mrdoob/three.js/blob/master/examples/jsm/controls/DragControls.js" target="_blank" rel="noopener" translate="no">examples/jsm/controls/DragControls.js</a>
				</p>
			</article>
		</section>
<script src="../scripts/linenumber.js"></script>
<script src="../scripts/page.js"></script>
</body>
</html>