pixi.js/docs/classes/ImageLoader.html
Mat Groves 847eb6c48e Docs updated
Fixed issue where alpha not being set correctly in canvas spriteBatch
Fixed issue where previous stage events did not get removed correctly
2014-01-28 00:08:50 +00:00

731 lines
18 KiB
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<h1>ImageLoader Class</h1>
<div class="box meta">
<div class="uses">
Uses
<ul class="inline commas">
<li><a href="EventTarget.html">EventTarget</a></li>
</ul>
</div>
<div class="foundat">
Defined in: <a href="../files/src_pixi_loaders_ImageLoader.js.html#l5"><code>src&#x2F;pixi&#x2F;loaders&#x2F;ImageLoader.js:5</code></a>
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Module: <a href="../modules/PIXI.html">PIXI</a>
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<div class="box intro">
<p>The image loader class is responsible for loading images file formats (&#39;jpeg&#39;, &#39;jpg&#39;, &#39;png&#39; and &#39;gif&#39;)
Once the image has been loaded it is stored in the PIXI texture cache and can be accessed though PIXI.Texture.fromFrameId() and PIXI.Sprite.fromFrameId()
When loaded this class will dispatch a &#39;loaded&#39; event</p>
</div>
<div class="constructor">
<h2>Constructor</h2>
<div id="method_ImageLoader" class="method item">
<h3 class="name"><code>ImageLoader</code></h3>
<div class="args">
<span class="paren">(</span><ul class="args-list inline commas">
<li class="arg">
<code>url</code>
</li>
<li class="arg">
<code>crossorigin</code>
</li>
</ul><span class="paren">)</span>
</div>
<div class="meta">
<p>
Defined in
<a href="../files/src_pixi_loaders_ImageLoader.js.html#l5"><code>src&#x2F;pixi&#x2F;loaders&#x2F;ImageLoader.js:5</code></a>
</p>
</div>
<div class="description">
</div>
<div class="params">
<h4>Parameters:</h4>
<ul class="params-list">
<li class="param">
<code class="param-name">url</code>
<span class="type">String</span>
<div class="param-description">
<p>The url of the image</p>
</div>
</li>
<li class="param">
<code class="param-name">crossorigin</code>
<span class="type">Boolean</span>
<div class="param-description">
<p>Whether requests should be treated as crossorigin</p>
</div>
</li>
</ul>
</div>
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<li class="api-class-tab index"><a href="#index">Index</a></li>
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<li class="api-class-tab properties"><a href="#properties">Properties</a></li>
</ul>
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<div id="index" class="api-class-tabpanel index">
<h2 class="off-left">Item Index</h2>
<div class="index-section methods">
<h3>Methods</h3>
<ul class="index-list methods">
<li class="index-item method">
<a href="#method_load">load</a>
</li>
<li class="index-item method">
<a href="#method_loadFramedSpriteSheet">loadFramedSpriteSheet</a>
</li>
<li class="index-item method private">
<a href="#method_onLoaded">onLoaded</a>
</li>
</ul>
</div>
<div class="index-section properties">
<h3>Properties</h3>
<ul class="index-list properties">
<li class="index-item property">
<a href="#property_texture">texture</a>
</li>
</ul>
</div>
</div>
<div id="methods" class="api-class-tabpanel">
<h2 class="off-left">Methods</h2>
<div id="method_load" class="method item">
<h3 class="name"><code>load</code></h3>
<span class="paren">()</span>
<div class="meta">
<p>
Defined in
<a href="../files/src_pixi_loaders_ImageLoader.js.html#l39"><code>src&#x2F;pixi&#x2F;loaders&#x2F;ImageLoader.js:39</code></a>
</p>
</div>
<div class="description">
<p>Loads image or takes it from cache</p>
</div>
</div>
<div id="method_loadFramedSpriteSheet" class="method item">
<h3 class="name"><code>loadFramedSpriteSheet</code></h3>
<div class="args">
<span class="paren">(</span><ul class="args-list inline commas">
<li class="arg">
<code>frameWidth</code>
</li>
<li class="arg">
<code>frameHeight</code>
</li>
<li class="arg">
<code>textureName</code>
</li>
</ul><span class="paren">)</span>
</div>
<div class="meta">
<p>
Defined in
<a href="../files/src_pixi_loaders_ImageLoader.js.html#l71"><code>src&#x2F;pixi&#x2F;loaders&#x2F;ImageLoader.js:71</code></a>
</p>
</div>
<div class="description">
<p>Loads image and split it to uniform sized frames</p>
</div>
<div class="params">
<h4>Parameters:</h4>
<ul class="params-list">
<li class="param">
<code class="param-name">frameWidth</code>
<span class="type">Number</span>
<div class="param-description">
<p>width of each frame</p>
</div>
</li>
<li class="param">
<code class="param-name">frameHeight</code>
<span class="type">Number</span>
<div class="param-description">
<p>height of each frame</p>
</div>
</li>
<li class="param">
<code class="param-name">textureName</code>
<span class="type">String</span>
<div class="param-description">
<p>if given, the frames will be cached in <textureName>-<ord> format</p>
</div>
</li>
</ul>
</div>
</div>
<div id="method_onLoaded" class="method item private">
<h3 class="name"><code>onLoaded</code></h3>
<span class="paren">()</span>
<span class="flag private">private</span>
<div class="meta">
<p>
Defined in
<a href="../files/src_pixi_loaders_ImageLoader.js.html#l60"><code>src&#x2F;pixi&#x2F;loaders&#x2F;ImageLoader.js:60</code></a>
</p>
</div>
<div class="description">
<p>Invoked when image file is loaded or it is already cached and ready to use</p>
</div>
</div>
</div>
<div id="properties" class="api-class-tabpanel">
<h2 class="off-left">Properties</h2>
<div id="property_texture" class="property item">
<h3 class="name"><code>texture</code></h3>
<span class="type"><a href="../classes/Texture.html" class="crosslink">Texture</a></span>
<div class="meta">
<p>
Defined in
<a href="../files/src_pixi_loaders_ImageLoader.js.html#l20"><code>src&#x2F;pixi&#x2F;loaders&#x2F;ImageLoader.js:20</code></a>
</p>
</div>
<div class="description">
<p>The texture being loaded</p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
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