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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSDoc: Class: Gradient</title>
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<h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="fabric.ActiveSelection.html">ActiveSelection</a></li><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.Blur.html">Blur</a></li><li><a href="fabric.Image.filters.Brightness.html">Brightness</a></li><li><a href="fabric.Image.filters.ColorMatrix.html">ColorMatrix</a></li><li><a href="fabric.Image.filters.Contrast.html">Contrast</a></li><li><a href="fabric.Image.filters.Convolute.html">Convolute</a></li><li><a href="fabric.Image.filters.fabric.Image.filter.BlendColor.html">BlendColor</a></li><li><a href="fabric.Image.filters.fabric.Image.filter.BlendImage.html">BlendImage</a></li><li><a href="fabric.Image.filters.Gamma.html">Gamma</a></li><li><a href="fabric.Image.filters.Grayscale.html">Grayscale</a></li><li><a href="fabric.Image.filters.HueRotation.html">HueRotation</a></li><li><a href="fabric.Image.filters.Invert.html">Invert</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.RemoveColor.html">RemoveColor</a></li><li><a href="fabric.Image.filters.Resize.html">Resize</a></li><li><a href="fabric.Image.filters.Saturation.html">Saturation</a></li><li><a href="fabric.Image.filters.Vibrance.html">Vibrance</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.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.Textbox.html">Textbox</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.CommonMethods.html">CommonMethods</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#__cachedLines">__cachedLines</a></li><li><a href="global.html#_splitTextIntoLines">_splitTextIntoLines</a></li><li><a href="global.html#_wrapLine">_wrapLine</a></li><li><a href="global.html#_wrapText">_wrapText</a></li><li><a href="global.html#applyFilters">applyFilters</a></li><li><a href="global.html#cancelAll">cancelAll</a></li><li><a href="global.html#cancelByCanvas">cancelByCanvas</a></li><li><a href="global.html#cancelByTarget">cancelByTarget</a></li><li><a href="global.html#copyGLTo2DDrawImage">copyGLTo2DDrawImage</a></li><li><a href="global.html#copyGLTo2DPutImageData">copyGLTo2DPutImageData</a></li><li><a href="global.html#dynamicMinWidth">dynamicMinWidth</a></li><li><a href="global.html#findAnimation">findAnimation</a></li><li><a href="global.html#findAnimationIndex">findAnimationIndex</a></li><li><a href="global.html#findAnimationsByTarget">findAnimationsByTarget</a></li><li><a href="global.html#isEmptyStyles">isEmptyStyles</a></li><li><a href="global.html#isEndOfWrapping">isEndOfWrapping</a></li><li><a href="global.html#lockScalingFlip">lockScalingFlip</a></li><li><a href="global.html#minWidth">minWidth</a></li><li><a href="global.html#missingNewlineOffset">missingNewlineOffset</a></li><li><a href="global.html#noScaleCache">noScaleCache</a></li><li><a href="global.html#splitByGrapheme">splitByGrapheme</a></li><li><a href="global.html#styleHas">styleHas</a></li><li><a href="global.html#toObject">toObject</a></li><li><a href="global.html#type">type</a></li></ul>
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<div id="main">
<h1 class="page-title">Class: Gradient</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="fabric.html">fabric</a>.</span>Gradient</h2>
</header>
<article>
<div class="container-overview">
<h4 class="name" id="Gradient"><a href="#Gradient" ><span class="type-signature"></span>new Gradient<span class="signature">()</span><span class="type-signature"></span></a></h4>
<div class="description">
Gradient 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#line7937">line 7937</a>
</li></ul></dd>
<dt class="tag-tutorial">Tutorials:</dt>
<dd class="tag-tutorial">
<ul>
<li><em class="disabled">Tutorial: <a href="http://fabricjs.com/fabric-intro-part-2#gradients">http://fabricjs.com/fabric-intro-part-2#gradients</a></em></li>
</ul>
</dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li><a href="fabric.Gradient.html#initialize">fabric.Gradient#initialize</a> for constructor definition</li>
</ul>
</dd>
</dl>
</div>
<h3 class="subsection-title">Members</h3>
<h4 class="name" id="gradientTransform"><a href="#gradientTransform" ><span class="type-signature"></span>gradientTransform<span class="type-signature"> :Array.<Number></span></a></h4>
<div class="description">
A transform matrix to apply to the gradient before painting.
Imported from svg gradients, is not applied with the current transform in the center.
Before this transform is applied, the origin point is at the top left corner of the object
plus the addition of offsetY and offsetX.
</div>
<h5>Type:</h5>
<ul>
<li>
<span class="param-type">Array.<Number></span>
</li>
</ul>
<dl class="details">
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy">
<li>null</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#line7967">line 7967</a>
</li></ul></dd>
</dl>
<h4 class="name" id="gradientUnits"><a href="#gradientUnits" ><span class="type-signature"></span>gradientUnits<span class="type-signature"> :String</span></a></h4>
<div class="description">
coordinates units for coords.
If `pixels`, the number of coords are in the same unit of width / height.
If set as `percentage` the coords are still a number, but 1 means 100% of width
for the X and 100% of the height for the y. It can be bigger than 1 and negative.
allowed values pixels or percentage.
</div>
<h5>Type:</h5>
<ul>
<li>
<span class="param-type">String</span>
</li>
</ul>
<dl class="details">
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy">
<li>'pixels'</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#line7978">line 7978</a>
</li></ul></dd>
</dl>
<h4 class="name" id="offsetX"><a href="#offsetX" ><span class="type-signature"></span>offsetX<span class="type-signature"> :Number</span></a></h4>
<div class="description">
Horizontal offset for aligning gradients coming from SVG when outside pathgroups
</div>
<h5>Type:</h5>
<ul>
<li>
<span class="param-type">Number</span>
</li>
</ul>
<dl class="details">
<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="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line7950">line 7950</a>
</li></ul></dd>
</dl>
<h4 class="name" id="offsetY"><a href="#offsetY" ><span class="type-signature"></span>offsetY<span class="type-signature"> :Number</span></a></h4>
<div class="description">
Vertical offset for aligning gradients coming from SVG when outside pathgroups
</div>
<h5>Type:</h5>
<ul>
<li>
<span class="param-type">Number</span>
</li>
</ul>
<dl class="details">
<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="fabric.js.html">fabric.js</a>, <a href="fabric.js.html#line7957">line 7957</a>
</li></ul></dd>
</dl>
<h4 class="name" id="type"><a href="#type" ><span class="type-signature"></span>type<span class="type-signature"> :String</span></a></h4>
<div class="description">
Gradient type linear or radial
</div>
<h5>Type:</h5>
<ul>
<li>
<span class="param-type">String</span>
</li>
</ul>
<dl class="details">
<dt class="tag-default">Default Value:</dt>
<dd class="tag-default"><ul class="dummy">
<li>'pixels'</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#line7985">line 7985</a>
</li></ul></dd>
</dl>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id=".fromElement"><a href="#.fromElement" ><span class="type-signature">(static) </span>fromElement<span class="signature">(el, instance, opacityAttr, svgOptions, viewBoxWidth, viewBoxHeight, width, height)</span><span class="type-signature"> → {<a href="fabric.Gradient.html">fabric.Gradient</a>}</span></a></h4>
<div class="description">
Returns <a href="fabric.Gradient.html">fabric.Gradient</a> instance from an SVG 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>el</code></td>
<td class="type">
<span class="param-type">SVGGradientElement</span>
</td>
<td class="description last">SVG gradient element</td>
</tr>
<tr>
<td class="name"><code>instance</code></td>
<td class="type">
<span class="param-type"><a href="fabric.Object.html">fabric.Object</a></span>
</td>
<td class="description last"></td>
</tr>
<tr>
<td class="name"><code>opacityAttr</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">A fill-opacity or stroke-opacity attribute to multiply to each stop's opacity.</td>
</tr>
<tr>
<td class="name"><code>svgOptions</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="description last">an object containing the size of the SVG in order to parse correctly gradients
that uses gradientUnits as 'userSpaceOnUse' and percentages.</td>
</tr>
<tr>
<td class="name"><code>viewBoxWidth</code></td>
<td class="type">
<span class="param-type">Object.number</span>
</td>
<td class="description last">width part of the viewBox attribute on svg</td>
</tr>
<tr>
<td class="name"><code>viewBoxHeight</code></td>
<td class="type">
<span class="param-type">Object.number</span>
</td>
<td class="description last">height part of the viewBox attribute on svg</td>
</tr>
<tr>
<td class="name"><code>width</code></td>
<td class="type">
<span class="param-type">Object.number</span>
</td>
<td class="description last">width part of the svg tag if viewBox is not specified</td>
</tr>
<tr>
<td class="name"><code>height</code></td>
<td class="type">
<span class="param-type">Object.number</span>
</td>
<td class="description last">height part of the svg tag if viewBox is not specified</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#line8234">line 8234</a>
</li></ul></dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li><a href="http://www.w3.org/TR/SVG/pservers.html#LinearGradientElement">http://www.w3.org/TR/SVG/pservers.html#LinearGradientElement</a></li>
<li><a href="http://www.w3.org/TR/SVG/pservers.html#RadialGradientElement">http://www.w3.org/TR/SVG/pservers.html#RadialGradientElement</a></li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
Gradient instance
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="fabric.Gradient.html">fabric.Gradient</a></span>
</dd>
</dl>
<h4 class="name" id="addColorStop"><a href="#addColorStop" ><span class="type-signature"></span>addColorStop<span class="signature">(colorStop)</span><span class="type-signature"> → {<a href="fabric.Gradient.html">fabric.Gradient</a>}</span></a></h4>
<div class="description">
Adds another colorStop
</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>colorStop</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="description last">Object with offset and color</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#line8043">line 8043</a>
</li></ul></dd>