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Controller2D.html
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<!DOCTYPE html>
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<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>OpenLIMEs Class: Controller2D</title>
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<h1 class="page-title">Class: Controller2D</h1>
<section>
<header>
<h2>
Controller2D
</h2>
<div class="class-description"><p>Controller for handling 2D position updates based on pan and tap events.
Extends the base Controller to track a 2D position (x, y) of the device pointer.</p>
<p>Supports two coordinate systems:</p>
<ul>
<li>Absolute: Coordinates mapped to [-1, 1] with origin at bottom-left of canvas</li>
<li>Relative: Coordinates based on distance from initial pan position, scaled by speed</li>
</ul></div>
</header>
<article>
<div class="container-overview">
<hr>
<dt>
<h4 class="name" id="Controller2D"><span class="type-signature"></span>new Controller2D(callback [, options])</h4>
</dt>
<dd>
<div class="description">
<p>Creates a new Controller2D instance.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>callback</code></td>
<td class="type">
<span class="param-type"><a href="global.html#updatePosition">updatePosition</a></span>
</td>
<td class="attributes">
</td>
<td class="description last"><p>Function called when position is updated</p></td>
</tr>
<tr>
<td class="name"><code>options</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last"><p>Configuration options</p>
<h6 class="method-params-label method-subparams-label">Properties</h6>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>relative</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
false
</td>
<td class="description last"><p>Whether to use relative coordinate system</p></td>
</tr>
<tr>
<td class="name"><code>speed</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
2.0
</td>
<td class="description last"><p>Scaling factor for relative coordinates</p></td>
</tr>
<tr>
<td class="name"><code>box</code></td>
<td class="type">
<span class="param-type"><a href="BoundingBox.html">BoundingBox</a></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
</td>
<td class="description last"><p>Bounding box for coordinate constraints</p></td>
</tr>
<tr>
<td class="name"><code>onPanStart</code></td>
<td class="type">
<span class="param-type"><a href="global.html#updatePosition">updatePosition</a></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
</td>
<td class="description last"><p>Callback for pan start event</p></td>
</tr>
<tr>
<td class="name"><code>onPanEnd</code></td>
<td class="type">
<span class="param-type"><a href="global.html#updatePosition">updatePosition</a></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
</td>
<td class="description last"><p>Callback for pan end event</p></td>
</tr>
<tr>
<td class="name"><code>active</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
true
</td>
<td class="description last"><p>Whether the controller is active</p></td>
</tr>
<tr>
<td class="name"><code>activeModifiers</code></td>
<td class="type">
<span class="param-type">Array.<number></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="default">
[0]
</td>
<td class="description last"><p>Array of active modifier states</p></td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source method-doc-label method-doc-details-label">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="Controller2D.js.html">Controller2D.js</a>,
<a href="Controller2D.js.html#sunlight-1-line-33">line 33</a>
</li>
</ul>
</dd>
</dl>
</dd>
</div>
<h3 class="subsection-title">Extends</h3>
<ul>
<li><a href="Controller.html">Controller</a></li>
</ul>
<h3 class="subsection-title">Methods</h3>
<dl>
<hr>
<dt>
<h4 class="name" id="fingerDoubleTap"><span class="type-signature"><abstract> </span>fingerDoubleTap(e)</h4>
</dt>
<dd>
<div class="description">
<p>Called for quick double mouse press or double finger touch.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>e</code></td>
<td class="type">
<span class="param-type">Event</span>
</td>
<td class="description last"><p>The double tap event</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="inherited-from method-doc-label method-doc-details-label">Inherited From:</dt>
<dd class="inherited-from">
<ul class="dummy">
<li>
<a href="Controller.html#fingerDoubleTap">Controller#fingerDoubleTap</a>
</li>
</ul>
</dd>
<dt class="tag-overrides">Overrides:</dt>
<dd class="tag-overrides"><ul class="dummy"><li>
<a href="Controller.html#fingerDoubleTap">Controller#fingerDoubleTap</a>
</li></ul></dd>
<dt class="tag-source method-doc-label method-doc-details-label">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="Controller.js.html">Controller.js</a>,
<a href="Controller.js.html#sunlight-1-line-166">line 166</a>
</li>
</ul>
</dd>
</dl>
</dd>
<hr>
<dt>
<h4 class="name" id="fingerSingleTap"><span class="type-signature"></span>fingerSingleTap(e)</h4>
</dt>
<dd>
<div class="description">
<p>Handles single tap/click events.
Only processes events in absolute coordinate mode.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>e</code></td>
<td class="type">
<span class="param-type">MouseEvent</span>
|
<span class="param-type">TouchEvent</span>
</td>
<td class="description last"><p>Tap event</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="inherited-from method-doc-label method-doc-details-label">Inherited From:</dt>
<dd class="inherited-from">
<ul class="dummy">
<li>
<a href="Controller2D.html#fingerSingleTap">Controller2D#fingerSingleTap</a>
</li>
</ul>
</dd>
<dt class="tag-overrides">Overrides:</dt>
<dd class="tag-overrides"><ul class="dummy"><li>
<a href="Controller.html#fingerSingleTap">Controller#fingerSingleTap</a>
</li></ul></dd>
<dt class="tag-source method-doc-label method-doc-details-label">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="Controller2D.js.html">Controller2D.js</a>,
<a href="Controller2D.js.html#sunlight-1-line-169">line 169</a>
</li>
</ul>
</dd>
</dl>
</dd>
<hr>
<dt>
<h4 class="name" id="modifierState"><span class="type-signature"></span>modifierState(e)</h4>
</dt>
<dd>
<div class="description">
<p>Gets the modifier state from an event.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>