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Showing posts from June, 2010

Squeak Etoys on iPad

In preparation of making Etoys work on the recently announced OLPC tablet , I ported it to the iPad. Here is a video —read on below for some details: This might look exciting, and it certainly is, but it feels actually a lot more clunky than it looks. You may have noticed the little target circles I added whenever a finger touches the screen. That's to know where exactly the finger hit. It's really hard to hit anything, took me a while of training to hit the colorful halo handle buttons on first try. We really need to redesign the user interface before giving this into the hands of kids ... But for now, some technical details:  John McIntosh  ported the Squeak Virtual Machine to Apple's touch-based OS last year (source available at ). I modified it slightly to enable multi-touch and keyboard input. Also, I rewrote his code to deal with touch events in Squeak, and added multi-touch handling to Morphic. Fortunately, Morphic was designed to handle multiple