用手势开始新活动

public void onGesturePerformed(GestureOverlayView overlay, Gesture gesture) {
        ArrayList<Prediction> predictions = mLibrary.recognize(gesture);
        if (predictions.size() > 0 && predictions.get(0).score > 1.0) {
            String action = predictions.get(0).name;

            if ("left".equals(action)) {
                Intent intent = new Intent(Actinium.this, Radium.class);
                startActivity(intent);
                finish();}
            else if  ("right".equals(action)) {
                Intent intent = new Intent(Actinium.this, Thorium.class);
                startActivity(intent);
                finish();}

            }
        }

Intent intent = new Intent(this, MyActivity.class);
startActivity(intent);