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fabric.Image.filters.Grayscale.html
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fabric.Image.filters.Grayscale.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSDoc: Class: Grayscale</title>
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<div id="main">
<h1 class="page-title">Class: Grayscale</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="fabric.html">fabric</a><a href="fabric.Image.html">.Image</a><a href="fabric.Image.filters.html">.filters</a>.</span>
Grayscale
</h2>
</header>
<article>
<div class="container-overview">
<dt>
<h4 class="name" id="Grayscale">
<span class="type-signature"></span>new Grayscale<span class="signature">()</span><span class="type-signature"></span>
<a href="#Grayscale" class="anchor">§</a>
</h4>
</dt>
<dd>
<div class="description">
Grayscale image filter class
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line16784">line 16784</a>
</li></ul></dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li><a href="http://fabricjs.com/image-filters/">ImageFilters demo</a></li>
</ul>
</dd>
</dl>
<h5>Example</h5>
<pre class="prettyprint"><code>var filter = new fabric.Image.filters.Grayscale();
object.filters.push(filter);
object.applyFilters(canvas.renderAll.bind(canvas));</code></pre>
</dd>
</div>
<h3 class="subsection-title">Extends</h3>
<ul>
<li><a href="fabric.Image.filters.BaseFilter.html">fabric.Image.filters.BaseFilter</a></li>
</ul>
<h3 class="subsection-title">Members</h3>
<dl>
<dt>
<h4 class="name" id="type">
<span class="type-signature"></span>type<span class="type-signature"></span>
<a href="#type" class="anchor">§</a>
</h4>
</dt>
<dd>
<div class="description">
Filter type
</div>
<dl class="details">
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy"><li>"Grayscale"</li></ul></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line16802">line 16802</a>
</li></ul></dd>
</dl>
</dd>
</dl>
<h3 class="subsection-title">Methods</h3>
<dl>
<dt>
<h4 class="name" id="applyTo">
<span class="type-signature"></span>applyTo<span class="signature">(canvasEl)</span><span class="type-signature"></span>
<a href="#applyTo" class="anchor">§</a>
</h4>
</dt>
<dd>
<div class="description">
Applies filter to canvas element
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>canvasEl</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="description last">Canvas element to apply filter to</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line16809">line 16809</a>
</li></ul></dd>
</dl>
</dd>
<dt>
<h4 class="name" id="toJSON">
<span class="type-signature"></span>toJSON<span class="signature">()</span><span class="type-signature"> → {Object}</span>
<a href="#toJSON" class="anchor">§</a>
</h4>
</dt>
<dd>
<div class="description">
Returns a JSON representation of an instance
</div>
<dl class="details">
<dt class="inherited-from">Inherited From:</dt>
<dd class="inherited-from"><ul class="dummy"><li>
<a href="fabric.Image.filters.BaseFilter.html#toJSON">fabric.Image.filters.BaseFilter#toJSON</a>
</li></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line16431">line 16431</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
JSON
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Object</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="toObject">
<span class="type-signature"></span>toObject<span class="signature">()</span><span class="type-signature"> → {Object}</span>
<a href="#toObject" class="anchor">§</a>
</h4>
</dt>
<dd>
<div class="description">
Returns object representation of an instance
</div>
<dl class="details">
<dt class="inherited-from">Inherited From:</dt>
<dd class="inherited-from"><ul class="dummy"><li>
<a href="fabric.Image.filters.BaseFilter.html#toObject">fabric.Image.filters.BaseFilter#toObject</a>
</li></dd>
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line16423">line 16423</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Object representation of an instance
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Object</span>
</dd>
</dl>
</dd>
</dl>
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<h2><a href="index.html">Index</a></h2><h3>Classes</h3><ul><li><a href="fabric.BaseBrush.html">BaseBrush</a></li><li><a href="fabric.Canvas.html">Canvas</a></li><li><a href="fabric.Circle.html">Circle</a></li><li><a href="fabric.CircleBrush.html">CircleBrush</a></li><li><a href="fabric.Color.html">Color</a></li><li><a href="fabric.Ellipse.html">Ellipse</a></li><li><a href="fabric.Gradient.html">Gradient</a></li><li><a href="fabric.Group.html">Group</a></li><li><a href="fabric.Image.html">Image</a></li><li><a href="fabric.Image.filters.BaseFilter.html">BaseFilter</a></li><li><a href="fabric.Image.filters.Brightness.html">Brightness</a></li><li><a href="fabric.Image.filters.Convolute.html">Convolute</a></li><li><a href="fabric.Image.filters.GradientTransparency.html">GradientTransparency</a></li><li><a href="fabric.Image.filters.Grayscale.html">Grayscale</a></li><li><a href="fabric.Image.filters.Invert.html">Invert</a></li><li><a href="fabric.Image.filters.Mask.html">Mask</a></li><li><a href="fabric.Image.filters.Noise.html">Noise</a></li><li><a href="fabric.Image.filters.Pixelate.html">Pixelate</a></li><li><a href="fabric.Image.filters.RemoveWhite.html">RemoveWhite</a></li><li><a href="fabric.Image.filters.Sepia.html">Sepia</a></li><li><a href="fabric.Image.filters.Sepia2.html">Sepia2</a></li><li><a href="fabric.Image.filters.Tint.html">Tint</a></li><li><a href="fabric.Intersection.html">Intersection</a></li><li><a href="fabric.IText.html">IText</a></li><li><a href="fabric.Line.html">Line</a></li><li><a href="fabric.Object.html">Object</a></li><li><a href="fabric.Path.html">Path</a></li><li><a href="fabric.PathGroup.html">PathGroup</a></li><li><a href="fabric.Pattern.html">Pattern</a></li><li><a href="fabric.PatternBrush.html">PatternBrush</a></li><li><a href="fabric.PencilBrush.html">PencilBrush</a></li><li><a href="fabric.Point.html">Point</a></li><li><a href="fabric.Polygon.html">Polygon</a></li><li><a href="fabric.Polyline.html">Polyline</a></li><li><a href="fabric.Rect.html">Rect</a></li><li><a href="fabric.Shadow.html">Shadow</a></li><li><a href="fabric.SprayBrush.html">SprayBrush</a></li><li><a href="fabric.StaticCanvas.html">StaticCanvas</a></li><li><a href="fabric.Text.html">Text</a></li><li><a href="fabric.Triangle.html">Triangle</a></li></ul><h3>Namespaces</h3><ul><li><a href="fabric.html">fabric</a></li><li><a href="fabric.Collection.html">Collection</a></li><li><a href="fabric.Image.filters.html">filters</a></li><li><a href="fabric.Observable.html">Observable</a></li><li><a href="fabric.util.html">util</a></li><li><a href="fabric.util.array.html">array</a></li><li><a href="fabric.util.ease.html">ease</a></li><li><a href="fabric.util.object.html">object</a></li><li><a href="fabric.util.string.html">string</a></li></ul><h3>Global</h3><ul><li><a href="global.html#createSVGFontFacesMarkup">createSVGFontFacesMarkup</a></li><li><a href="global.html#createSVGRefElementsMarkup">createSVGRefElementsMarkup</a></li><li><a href="global.html#resolveGradients">resolveGradients</a></li></ul>
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.2.0</a> on Mon Mar 10 2014 12:25:04 GMT-0400 (EDT)
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