Qt 4.8: workerscript.js Example File (declarative/threading/workerscript/qml/workerscript/workerscript.js)

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# workerscript.js Example File

declarative/threading/workerscript/qml/workerscript/workerscript.js

     var lastx = 0;
     var lasty = 0;

     WorkerScript.onMessage = function(message) {
         var ydiff = message.y - lasty;
         var xdiff = message.x - lastx;

         var total = Math.sqrt(ydiff * ydiff + xdiff * xdiff);

         lastx = message.x;
         lasty = message.y;

         WorkerScript.sendMessage( {xmove: xdiff, ymove: ydiff, move: total} );
     }