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phaser/docs/Phaser.Key.html
photonstorm 02b75b9e23 Updated doc files.
2014-02-05 16:55:02 +00:00

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<!DOCTYPE html>
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<meta charset="utf-8">
<title>Phaser Class: Key</title>
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<div class="row-fluid">
<div class="span8">
<div id="main">
<h1 class="page-title">Class: Key</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="Phaser.html">Phaser</a>.</span>
Key
</h2>
<div class="class-description"><p>If you need more fine-grained control over the handling of specific keys you can create and use Phaser.Key objects.</p></div>
</header>
<article>
<div class="container-overview">
<dt>
<h4 class="name" id="Key"><span class="type-signature"></span>new Key<span class="signature">(game, keycode)</span><span class="type-signature"></span></h4>
</dt>
<dd>
<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>game</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Game.html">Phaser.Game</a></span>
</td>
<td class="description last"><p>Current game instance.</p></td>
</tr>
<tr>
<td class="name"><code>keycode</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>The key code this Key is responsible for.</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-14">line 14</a>
</li></ul></dd>
</dl>
</dd>
</div>
<h3 class="subsection-title">Members</h3>
<dl>
<dt>
<h4 class="name" id="altKey"><span class="type-signature"></span>altKey<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>altKey</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="description last"><p>The down state of the ALT key, if pressed at the same time as this key.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>false</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-37">line 37</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="ctrlKey"><span class="type-signature"></span>ctrlKey<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>ctrlKey</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="description last"><p>The down state of the CTRL key, if pressed at the same time as this key.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>false</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-43">line 43</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="duration"><span class="type-signature"></span>duration<span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
<p>If the key is down this value holds the duration of that key press and is constantly updated.
If the key is up it holds the duration of the previous down session.</p>
</div>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>duration</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>The number of milliseconds this key has been held down for.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>0</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-63">line 63</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="game"><span class="type-signature"></span>game<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>game</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Game.html">Phaser.Game</a></span>
</td>
<td class="description last"><p>A reference to the currently running game.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-19">line 19</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="isDown"><span class="type-signature"></span>isDown<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>isDown</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="description last"><p>The &quot;down&quot; state of the key.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>false</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-25">line 25</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="isUp"><span class="type-signature"></span>isUp<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>isUp</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="description last"><p>The &quot;up&quot; state of the key.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>false</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-31">line 31</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="keyCode"><span class="type-signature"></span>keyCode<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>keyCode</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>The keycode of this key.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-80">line 80</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="onDown"><span class="type-signature"></span>onDown<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>onDown</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Signal.html">Phaser.Signal</a></span>
</td>
<td class="description last"><p>This Signal is dispatched every time this Key is pressed down. It is only dispatched once (until the key is released again).</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-85">line 85</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="onUp"><span class="type-signature"></span>onUp<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>onUp</code></td>
<td class="type">
<span class="param-type"><a href="Phaser.Signal.html">Phaser.Signal</a></span>
</td>
<td class="description last"><p>This Signal is dispatched every time this Key is pressed down. It is only dispatched once (until the key is released again).</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-90">line 90</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="repeats"><span class="type-signature"></span>repeats<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>repeats</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>If a key is held down this holds down the number of times the key has 'repeated'.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>0</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-75">line 75</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="shiftKey"><span class="type-signature"></span>shiftKey<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>shiftKey</code></td>
<td class="type">
<span class="param-type">boolean</span>
</td>
<td class="description last"><p>The down state of the SHIFT key, if pressed at the same time as this key.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>false</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-49">line 49</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="timeDown"><span class="type-signature"></span>timeDown<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>timeDown</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>The timestamp when the key was last pressed down.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>0</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-55">line 55</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="timeUp"><span class="type-signature"></span>timeUp<span class="type-signature"></span></h4>
</dt>
<dd>
<dl class="details">
<h5 class="subsection-title">Properties:</h5>
<dl>
<table class="props table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>timeUp</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>The timestamp when the key was last released.</p></td>
</tr>
</tbody>
</table>
</dl>
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>0</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-69">line 69</a>
</li></ul></dd>
</dl>
</dd>
</dl>
<h3 class="subsection-title">Methods</h3>
<dl>
<dt>
<h4 class="name" id="justPressed"><span class="type-signature"></span>justPressed<span class="signature">(<span class="optional">duration</span>)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
</dt>
<dd>
<div class="description">
<p>Returns the &quot;just pressed&quot; state of the Key. Just pressed is considered true if the key was pressed down within the duration given (default 250ms)</p>
</div>
<h5>Parameters:</h5>
<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>duration</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
250
</td>
<td class="description last"><p>The duration below which the key is considered as being just pressed.</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-143">line 143</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>True if the key is just pressed otherwise false.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="justPressed"><span class="type-signature"></span>justPressed<span class="signature">(<span class="optional">duration</span>)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
</dt>
<dd>
<div class="description">
<p>Returns the &quot;just released&quot; state of the Key. Just released is considered as being true if the key was released within the duration given (default 250ms)</p>
</div>
<h5>Parameters:</h5>
<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>duration</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
250
</td>
<td class="description last"><p>The duration below which the key is considered as being just released.</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-157">line 157</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>True if the key is just released otherwise false.</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">boolean</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="processKeyDown"><span class="type-signature">&lt;protected> </span>processKeyDown<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
<p>Called automatically by Phaser.Keyboard.</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>event.</code></td>
<td class="type">
<span class="param-type">KeyboardEvent</span>
</td>
<td class="description last"></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-96">line 96</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="processKeyUp"><span class="type-signature">&lt;protected> </span>processKeyUp<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
<p>Called automatically by Phaser.Keyboard.</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>event.</code></td>
<td class="type">
<span class="param-type">KeyboardEvent</span>
</td>
<td class="description last"></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="Key.js.html">input/Key.js</a>, <a href="Key.js.html#sunlight-1-line-127">line 127</a>
</li></ul></dd>
</dl>
</dd>
</dl>
</article>
</section>
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Phaser Copyright © 2012-2014 Photon Storm Ltd.
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