LeapJS Plugins

This repository holds a collection of independent plugins which extend the functionality of LeapJS itself.

leap-plugins.js is a collection of amazing plugins to get you started quickly.

• Hand Entry Emit events when a hand enters of leaves the field of view.
• Hand Hold Save data on to hands or fingers which will be persisted between frames.
• Screen Position Get the on-screen position of any Leap-space point.
• Version Check Ensure a minimum protocol version when running your app.
• Playback Record hand-data from the Leap, compress it, and use it to animate your app.
• Transform Translate, rotate, and scale Leap Motion data. Easily.
• Bone Hand Drop THREE.js Hands in to any scene, or quick-start with the default scene.

leap-plugins-utils.js explores what can be done with LeapJS Plugins.

• LeapDataPlotter Allows super trivial plotting of streaming data.

Other libraries

• Widgets 3D input elements - buttons and planes.
• Rigged Hand Easily add virtual 3d hands to any web page with THREE.js.

Download

developer.leapmotion.com/downloads/javascript#plugins

Usage

Include LeapJS >= 0.4.0 and either javascript file of an individual plugin or a collection. Configure your controller to use the plugin, and that functionality will be available to you. See hand-entry for docs on hand-entry itself.

<!-- your index.html -->
<script type="text/javascript" src="js/leap-0.6.4.js"></script>
<script type="text/javascript" src="js/lib/leap.hand-entry.js"></script>
<script type="text/javascript">
  Leap.loop()
    .use('handEntry')
</script>

• Download from the CDN.
• Each plugin is individually documented, with demo, on the gh-pages docs site.
• See making plugins on the leapjs wiki.

Examples

Examples are available on the developer gallery live editor and in subfolders here of individual plugins.

To run them on localhost, you'll need a web server to resolve asset paths.

> python -m SimpleHTTPServer

Contributing

Open an issue!

• https://github.com/leapmotion/leapjs-plugins/issues

Open a pull request!

• Read up on Making Plugins, then:
• Make a fork, name your branch, add your plugin or fix.
• Add your name, email, and github account to the CONTRIBUTORS.txt list, thereby agreeing to the terms and conditions of the Contributor License Agreement.
• Open a Pull Request. If your information is not in the CONTRIBUTORS file, your pull request will not be reviewed.