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TrackballControls.html

TrackballControls.html 10 KB
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  1. <!DOCTYPE html>
    2. 

  2. <html lang="en">
    3. 

  3. <head>
    4. 

  4. 	<meta charset="utf-8">
    5. 

  5. 	<title>TrackballControls - Three.js Docs</title>
    6. 

  6. 	<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
    7. 

  7. 	<script src="../scripts/highlight.min.js"></script>
    8. 

  8. 	<link type="text/css" rel="stylesheet" href="../styles/highlight-three.css">
    9. 

  9. 	<link type="text/css" rel="stylesheet" href="../styles/page.css">
    10. 

  10. </head>
    11. 

  11. <body>
    12. 

  12. 		<p class="inheritance" translate="no"><a href="EventDispatcher.html">EventDispatcher</a> → <a href="Controls.html">Controls</a> → </p>
    13. 

  13. 	<h1 translate="no">TrackballControls</h1>
    14. 

  14. 		<section>
    15. 

  15. 			<header>
    16. 

  16. 				<div class="class-description"><p>This class is similar to <a href="OrbitControls.html">OrbitControls</a>. However, it does not maintain a constant camera
    17. 

  17. <code>up</code> vector. That means if the camera orbits over the “north” and “south” poles, it does not flip
    18. 

  18. to stay &quot;right side up&quot;.</p></div>
    19. 

  19. 			</header>
    20. 

  20. 			<article>
    21. 

  21. 				<h2 class="subsection-title">Import</h2>
    22. 

  22. 				<p><span translate="no">TrackballControls</span> is an addon, and must be imported explicitly, see <a href="https://threejs.org/manual/#en/installation" target="_blank">Installation#Addons</a>.</p>
    23. 

  23. 				<pre><code class="language-js">import { TrackballControls } from 'three/addons/controls/TrackballControls.js';</code></pre>
    24. 

  24. 				<div class="container-overview">
    25. 

  25. 					<h2>Constructor</h2>
    26. 

  26. 					<h3 class="name name-method" id="TrackballControls" translate="no">new <a href="#TrackballControls">TrackballControls</a><span class="signature">( object : <span class="param-type">Object3D</span>, domElement : <span class="param-type">HTMLElement</span> )</span> </h3>
    27. 

  27. 					<div class="method">
    28. 

  28. 						<div class="description">
    29. 

  29. 							<p>Constructs a new controls instance.</p>
    30. 

  30. 						</div>
    31. 

  31. 						<table class="params">
    32. 

  32. 							<tbody>
    33. 

  33. 								<tr>
    34. 

  34. 									<td class="name"><code>object</code></td>
    35. 

  35. 									<td class="description last"><p>The object that is managed by the controls.</p></td>
    36. 

  36. 								</tr>
    37. 

  37. 								<tr>
    38. 

  38. 									<td class="name"><code>domElement</code></td>
    39. 

  39. 									<td class="description last"><p>The HTML element used for event listeners.<br/>Default is <code>null</code>.</p></td>
    40. 

  40. 								</tr>
    41. 

  41. 							</tbody>
    42. 

  42. 						</table>
    43. 

  43. 					</div>
    44. 

  44. 				</div>
    45. 

  45. 				<h2 class="subsection-title">Properties</h2>
    46. 

  46. 				<div class="member">
    47. 

  47. 					<h3 class="name" id="dynamicDampingFactor" translate="no">.<a href="#dynamicDampingFactor">dynamicDampingFactor</a><span class="type-signature"> : number</span> </h3>
    48. 

  48. 					<div class="description">
    49. 

  49. 						<p>Defines the intensity of damping. Only considered if <code>staticMoving</code> is set to <code>false</code>.<br/>Default is <code>0.2</code>.</p>
    50. 

  50. 					</div>
    51. 

  51. 				</div>
    52. 

  52. 				<div class="member">
    53. 

  53. 					<h3 class="name" id="keys" translate="no">.<a href="#keys">keys</a><span class="type-signature"> : Array.&lt;string></span> </h3>
    54. 

  54. 					<div class="description">
    55. 

  55. 						<p>This array holds keycodes for controlling interactions.</p>
    56. 

  56. <ul>
    57. 

  57. <li>When the first defined key is pressed, all mouse interactions (left, middle, right) performs orbiting.</li>
    58. 

  58. <li>When the second defined key is pressed, all mouse interactions (left, middle, right) performs zooming.</li>
    59. 

  59. <li>When the third defined key is pressed, all mouse interactions (left, middle, right) performs panning.</li>
    60. 

  60. </ul>
    61. 

  61. <p>Default is <em>KeyA, KeyS, KeyD</em> which represents A, S, D.</p>
    62. 

  62. 					</div>
    63. 

  63. 						<dl class="details">
    64. 

  64. 							<dt class="tag-overrides"><strong>Overrides:</strong> <a href="Controls.html#keys">Controls#keys</a></dt>
    65. 

  65. 						</dl>
    66. 

  66. 				</div>
    67. 

  67. 				<div class="member">
    68. 

  68. 					<h3 class="name" id="maxDistance" translate="no">.<a href="#maxDistance">maxDistance</a><span class="type-signature"> : number</span> </h3>
    69. 

  69. 					<div class="description">
    70. 

  70. 						<p>How far you can dolly out (perspective camera only).<br/>Default is <code>Infinity</code>.</p>
    71. 

  71. 					</div>
    72. 

  72. 				</div>
    73. 

  73. 				<div class="member">
    74. 

  74. 					<h3 class="name" id="maxZoom" translate="no">.<a href="#maxZoom">maxZoom</a><span class="type-signature"> : number</span> </h3>
    75. 

  75. 					<div class="description">
    76. 

  76. 						<p>How far you can zoom out (orthographic camera only).<br/>Default is <code>Infinity</code>.</p>
    77. 

  77. 					</div>
    78. 

  78. 				</div>
    79. 

  79. 				<div class="member">
    80. 

  80. 					<h3 class="name" id="minDistance" translate="no">.<a href="#minDistance">minDistance</a><span class="type-signature"> : number</span> </h3>
    81. 

  81. 					<div class="description">
    82. 

  82. 						<p>How far you can dolly in (perspective camera only).<br/>Default is <code>0</code>.</p>
    83. 

  83. 					</div>
    84. 

  84. 				</div>
    85. 

  85. 				<div class="member">
    86. 

  86. 					<h3 class="name" id="minZoom" translate="no">.<a href="#minZoom">minZoom</a><span class="type-signature"> : number</span> </h3>
    87. 

  87. 					<div class="description">
    88. 

  88. 						<p>How far you can zoom in (orthographic camera only).<br/>Default is <code>0</code>.</p>
    89. 

  89. 					</div>
    90. 

  90. 				</div>
    91. 

  91. 				<div class="member">
    92. 

  92. 					<h3 class="name" id="mouseButtons" translate="no">.<a href="#mouseButtons">mouseButtons</a><span class="type-signature"> : Object</span> </h3>
    93. 

  93. 					<div class="description">
    94. 

  94. 						<p>This object contains references to the mouse actions used by the controls.</p>
    95. 

  95. <pre><code class="language-js">controls.mouseButtons = {
    96. 

  96. 	LEFT: THREE.MOUSE.ROTATE,
    97. 

  97. 	MIDDLE: THREE.MOUSE.DOLLY,
    98. 

  98. 	RIGHT: THREE.MOUSE.PAN
    99. 

  99. }
    100. 

  100. </code></pre>
    101. 

  101. 					</div>
    102. 

  102. 						<dl class="details">
    103. 

  103. 							<dt class="tag-overrides"><strong>Overrides:</strong> <a href="Controls.html#mouseButtons">Controls#mouseButtons</a></dt>
    104. 

  104. 						</dl>
    105. 

  105. 				</div>
    106. 

  106. 				<div class="member">
    107. 

  107. 					<h3 class="name" id="noPan" translate="no">.<a href="#noPan">noPan</a><span class="type-signature"> : boolean</span> </h3>
    108. 

  108. 					<div class="description">
    109. 

  109. 						<p>Whether panning is disabled or not.<br/>Default is <code>false</code>.</p>
    110. 

  110. 					</div>
    111. 

  111. 				</div>
    112. 

  112. 				<div class="member">
    113. 

  113. 					<h3 class="name" id="noRotate" translate="no">.<a href="#noRotate">noRotate</a><span class="type-signature"> : boolean</span> </h3>
    114. 

  114. 					<div class="description">
    115. 

  115. 						<p>Whether rotation is disabled or not.<br/>Default is <code>false</code>.</p>
    116. 

  116. 					</div>
    117. 

  117. 				</div>
    118. 

  118. 				<div class="member">
    119. 

  119. 					<h3 class="name" id="noZoom" translate="no">.<a href="#noZoom">noZoom</a><span class="type-signature"> : boolean</span> </h3>
    120. 

  120. 					<div class="description">
    121. 

  121. 						<p>Whether zooming is disabled or not.<br/>Default is <code>false</code>.</p>
    122. 

  122. 					</div>
    123. 

  123. 				</div>
    124. 

  124. 				<div class="member">
    125. 

  125. 					<h3 class="name" id="panSpeed" translate="no">.<a href="#panSpeed">panSpeed</a><span class="type-signature"> : number</span> </h3>
    126. 

  126. 					<div class="description">
    127. 

  127. 						<p>The pan speed.<br/>Default is <code>0.3</code>.</p>
    128. 

  128. 					</div>
    129. 

  129. 				</div>
    130. 

  130. 				<div class="member">
    131. 

  131. 					<h3 class="name" id="rotateSpeed" translate="no">.<a href="#rotateSpeed">rotateSpeed</a><span class="type-signature"> : number</span> </h3>
    132. 

  132. 					<div class="description">
    133. 

  133. 						<p>The rotation speed.<br/>Default is <code>1</code>.</p>
    134. 

  134. 					</div>
    135. 

  135. 				</div>
    136. 

  136. 				<div class="member">
    137. 

  137. 					<h3 class="name" id="screen" translate="no">.<a href="#screen">screen</a><span class="type-signature"> : Object</span> <span class="type-signature">(readonly) </span></h3>
    138. 

  138. 					<div class="description">
    139. 

  139. 						<p>Represents the properties of the screen. Automatically set when <code>handleResize()</code> is called.</p>
    140. 

  140. 					</div>
    141. 

  141. 				</div>
    142. 

  142. 				<div class="member">
    143. 

  143. 					<h3 class="name" id="staticMoving" translate="no">.<a href="#staticMoving">staticMoving</a><span class="type-signature"> : boolean</span> </h3>
    144. 

  144. 					<div class="description">
    145. 

  145. 						<p>Whether damping is disabled or not.<br/>Default is <code>false</code>.</p>
    146. 

  146. 					</div>
    147. 

  147. 				</div>
    148. 

  148. 				<div class="member">
    149. 

  149. 					<h3 class="name" id="target" translate="no">.<a href="#target">target</a><span class="type-signature"> : <a href="Vector3.html">Vector3</a></span> </h3>
    150. 

  150. 					<div class="description">
    151. 

  151. 						<p>The focus point of the controls.</p>
    152. 

  152. 					</div>
    153. 

  153. 				</div>
    154. 

  154. 				<div class="member">
    155. 

  155. 					<h3 class="name" id="zoomSpeed" translate="no">.<a href="#zoomSpeed">zoomSpeed</a><span class="type-signature"> : number</span> </h3>
    156. 

  156. 					<div class="description">
    157. 

  157. 						<p>The zoom speed.<br/>Default is <code>1.2</code>.</p>
    158. 

  158. 					</div>
    159. 

  159. 				</div>
    160. 

  160. 				<h2 class="subsection-title">Methods</h2>
    161. 

  161. 					<h3 class="name name-method" id="handleResize" translate="no">.<a href="#handleResize">handleResize</a><span class="signature">()</span> </h3>
    162. 

  162. 					<div class="method">
    163. 

  163. 						<div class="description">
    164. 

  164. 							<p>Must be called if the application window is resized.</p>
    165. 

  165. 						</div>
    166. 

  166. 					</div>
    167. 

  167. 					<h3 class="name name-method" id="reset" translate="no">.<a href="#reset">reset</a><span class="signature">()</span> </h3>
    168. 

  168. 					<div class="method">
    169. 

  169. 						<div class="description">
    170. 

  170. 							<p>Resets the controls to its initial state.</p>
    171. 

  171. 						</div>
    172. 

  172. 					</div>
    173. 

  173. 				<h2 class="subsection-title">Events</h2>
    174. 

  174. 					<h3 class="name name-method" id="event:change" translate="no">.<a href="#event:change">change</a> </h3>
    175. 

  175. 					<div class="method">
    176. 

  176. 						<div class="description">
    177. 

  177. 							<p>Fires when the camera has been transformed by the controls.</p>
    178. 

  178. 						</div>
    179. 

  179. 						<h5>Type:</h5>
    180. 

  180. 						<ul>
    181. 

  181. 							<li>
    182. 

  182. <span class="param-type">Object</span>
    183. 

  183. 							</li>
    184. 

  184. 						</ul>
    185. 

  185. 					</div>
    186. 

  186. 					<h3 class="name name-method" id="event:end" translate="no">.<a href="#event:end">end</a> </h3>
    187. 

  187. 					<div class="method">
    188. 

  188. 						<div class="description">
    189. 

  189. 							<p>Fires when an interaction has finished.</p>
    190. 

  190. 						</div>
    191. 

  191. 						<h5>Type:</h5>
    192. 

  192. 						<ul>
    193. 

  193. 							<li>
    194. 

  194. <span class="param-type">Object</span>
    195. 

  195. 							</li>
    196. 

  196. 						</ul>
    197. 

  197. 					</div>
    198. 

  198. 					<h3 class="name name-method" id="event:start" translate="no">.<a href="#event:start">start</a> </h3>
    199. 

  199. 					<div class="method">
    200. 

  200. 						<div class="description">
    201. 

  201. 							<p>Fires when an interaction was initiated.</p>
    202. 

  202. 						</div>
    203. 

  203. 						<h5>Type:</h5>
    204. 

  204. 						<ul>
    205. 

  205. 							<li>
    206. 

  206. <span class="param-type">Object</span>
    207. 

  207. 							</li>
    208. 

  208. 						</ul>
    209. 

  209. 					</div>
    210. 

  210. 				<h2 class="subsection-title">Source</h2>
    211. 

  211. 				<p>
    212. 

  212. 					<a href="https://github.com/mrdoob/three.js/blob/master/examples/jsm/controls/TrackballControls.js" target="_blank" rel="noopener" translate="no">examples/jsm/controls/TrackballControls.js</a>
    213. 

  213. 				</p>
    214. 

  214. 			</article>
    215. 

  215. 		</section>
    216. 

  216. <script src="../scripts/linenumber.js"></script>
    217. 

  217. <script src="../scripts/page.js"></script>
    218. 

  218. </body>
    219. 

  219. </html>
    220.
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