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<title>GradientStop</title>
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<h1>GradientStop</h1>
<p>The GradientStop object.</p>
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<!-- ============================== constructors ========================= -->
<div class="reference-members"><h2>Constructors</h2>
<div id="gradientstop" class="member">
<div class="member-link">
<a name="gradientstop" href="#gradientstop"><tt><b>GradientStop</b>([color[, rampPoint]])</tt></a>
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<div class="member-description hidden">
<div class="member-text">
<p>Creates a GradientStop object.</p>
<ul><b>Parameters:</b>
<li>
<tt>color:</tt>
<a href="../classes/Color.html"><tt>Color</tt></a>
— the color of the stop
— optional, default: <tt>new Color(0, 0, 0)</tt>
</li>
<li>
<tt>rampPoint:</tt>
<tt>Number</tt>
— the position of the stop on the gradient
ramp as a value between 0 and 1.
— optional, default: <tt>0</tt>
</li>
</ul>
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<div class="reference-members"><h2>Properties</h2>
<div id="ramppoint" class="member">
<div class="member-link">
<a name="ramppoint" href="#ramppoint"><tt><b>rampPoint</b></tt></a>
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<div class="member-description hidden">
<div class="member-text">
<p>The ramp-point of the gradient stop as a value between <tt>0</tt> and
<tt>1</tt>.</p>
<ul><b>Type:</b>
<li>
<tt>Number</tt>
</li>
</ul>
<p>
<b>Example</b> — Animating a gradient's ramp points:
</p>
<div class="paperscript split">
<div class="buttons">
<div class="button run">Run</div>
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<script type="text/paperscript" canvas="canvas-0">
// Create a circle shaped path at the center of the view,
// using 40% of the height of the view as its radius
// and fill it with a radial gradient color:
var path = new Path.Circle({
center: view.center,
radius: view.bounds.height * 0.4
});
path.fillColor = {
gradient: {
stops: [['yellow', 0.05], ['red', 0.2], ['black', 1]],
radial: true
},
origin: path.position,
destination: path.bounds.rightCenter
};
var gradient = path.fillColor.gradient;
// This function is called each frame of the animation:
function onFrame(event) {
var blackStop = gradient.stops[2];
// Animate the rampPoint between 0.7 and 0.9:
blackStop.rampPoint = Math.sin(event.time * 5) * 0.1 + 0.8;
// Animate the rampPoint between 0.2 and 0.4
var redStop = gradient.stops[1];
redStop.rampPoint = Math.sin(event.time * 3) * 0.1 + 0.3;
}
</script>
<div class="canvas"><canvas width="516" height="300" id="canvas-0"></canvas></div>
</div>
</div>
</div>
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<div id="color" class="member">
<div class="member-link">
<a name="color" href="#color"><tt><b>color</b></tt></a>
</div>
<div class="member-description hidden">
<div class="member-text">
<p>The color of the gradient stop.</p>
<ul><b>Type:</b>
<li>
<a href="../classes/Color.html"><tt>Color</tt></a>
</li>
</ul>
<p>
<b>Example</b> — Animating a gradient's ramp points:
</p>
<div class="paperscript split">
<div class="buttons">
<div class="button run">Run</div>
</div>
<script type="text/paperscript" canvas="canvas-1">
// Create a circle shaped path at the center of the view,
// using 40% of the height of the view as its radius
// and fill it with a radial gradient color:
var path = new Path.Circle({
center: view.center,
radius: view.bounds.height * 0.4
});
path.fillColor = {
gradient: {
stops: [['yellow', 0.05], ['red', 0.2], ['black', 1]],
radial: true
},
origin: path.position,
destination: path.bounds.rightCenter
};
var redStop = path.fillColor.gradient.stops[1];
var blackStop = path.fillColor.gradient.stops[2];
// This function is called each frame of the animation:
function onFrame(event) {
// Animate the rampPoint between 0.7 and 0.9:
blackStop.rampPoint = Math.sin(event.time * 5) * 0.1 + 0.8;
// Animate the rampPoint between 0.2 and 0.4
redStop.rampPoint = Math.sin(event.time * 3) * 0.1 + 0.3;
}
</script>
<div class="canvas"><canvas width="516" height="300" id="canvas-1"></canvas></div>
</div>
</div>
</div>
</div>
</div>
<!-- ============================== methods ================================ -->
<div class="reference-members"><h2>Methods</h2>
<div id="clone" class="member">
<div class="member-link">
<a name="clone" href="#clone"><tt><b>clone</b>()</tt></a>
</div>
<div class="member-description hidden">
<div class="member-text">
<ul><b>Returns:</b>
<li>
<tt><a href="../classes/GradientStop.html"><tt>GradientStop</tt></a></tt> — a copy of the gradient-stop
</li>
</ul>
</div>
</div>
</div>
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<p class="footer">Copyright © 2011 <a href="http://www.lehni.org" target="_blank">Jürg Lehni</a> & <a href="http://www.jonathanpuckey.com" target="_blank">Jonathan Puckey</a>. All Rights Reserved.</p>
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