MTTextArea arcballOnly = new MTTextArea(mtApplication, font);
arcballOnly.setFillColor(textAreaColor);
arcballOnly.setStrokeColor(textAreaColor);
arcballOnly.setText("Arcball rotate me!");
this.clearAllGestures(arcballOnly);
arcballOnly.registerInputProcessor(new ArcballProcessor(app, arcballOnly));
arcballOnly.addGestureListener(ArcballProcessor.class, new DefaultArcballAction());
this.getCanvas().addChild(arcballOnly);
arcballOnly.setAnchor(PositionAnchor.UPPER_LEFT);
arcballOnly.setPositionGlobal(new Vector3D(1*horizontalPad,3*verticalPad,0));