1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<link href="{{componentAssets}}/anim.css" rel="stylesheet" type="text/css">

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<div class="intro">

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney <p>This demonstrates how to animate the <code>opacity</code> of an element.</p>

3883a992e58e3629e15903ab299e20fce8483e2cJeff Conniff <p> Click the X in the header to fade out the element.</p>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney</div>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<div class="example">

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney{{>basic-source}}

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney</div>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<h2>Setting up the HTML</h2>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<p>First we add some HTML to animate.</p>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

3883a992e58e3629e15903ab299e20fce8483e2cJeff Conniff{{>basic-source-html}}

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<h2>Creating the Anim Instance</h2>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<p>Now we create an instance of <code>Y.Anim</code>, passing it a configuration object that includes the <code>node</code> we wish to animate and the <code>to</code> attribute containing the final properties and their values.</p>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeneyvar anim = new Y.Anim({

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney node: '#demo',

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney to: { opacity: 0 }

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney});

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<h2>Handling the Click Event</h2>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<p>Clicking the toggle control should start the animation, so we'll need to handle that click, including preventing the default action of following the url.</p>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeneyvar onClick = function(e) {

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney e.preventDefault();

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney anim.run();

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney};

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<h2>Running the Animation</h2>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<p>Finally we add an event listener to run the animation.</p>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt SweeneyY.one('#demo .yui3-remove').on('click', onClick);

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney<h2>Complete Example Source</h2>

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney{{>basic-source}}

1f08a8488664773a7d96fa3a043a639692d2a5cbMatt Sweeney```