Thursday, September 10, 2009

JavaScript LED Message Scrolling Display

. Thursday, September 10, 2009

JavaScript LED Message Scrolling Display


I guess this answers the question of what to do with the LED icons I posted yesterday - I've always wanted to do a dot-matrix dynamic display in JavaScript, and I suppose an LED message scroller is the perfect excuse.

There's a choice of 7 individual colours (or the nifty rainbow option, pictured below), motion blur, and a few tweakable options to play around with. It doesn't work in Internet Explorer (it's only designed as a proof-of-concept, not as production code), but anything that supports CSS opacity (Firefox, Safari and Opera on Windows) should work just fine - Safari's rendering engine seems particularly nippy.

See the scroller in action, or download the files here.

Extract the .ZIP archive somewhere and open the scroller.html file in your browser - everything should work fine there. You can edit the HTML file to tweak the various settings - if performance is an issue try setting blurLevel to 0.

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1Dec

LED Icons

24-bit PNG and Windows Icons (.ico) formats

Simple, versatile, great for status indicators or embellishment: 14 icons in 7 colours, representing the most common types of LED. Make your own virtual throwies, use them on a webpage or an app, do what you like with them.

Available in multiple PNG sizes (16, 32, 48, 64, 128 and 256 px square), Windows .ICO files (incorporating all the sizes of the PNGs) or in original vector .EPS format.

led icon set

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