button = new Image(*texture here*);
        button.setWidth(*width*);
        button.setHeight(*height*);
        button.setX(*x*);
        button.setY(*y*);
        button.addListener(new InputListener(){
            public boolean touchDown(InputEvent event, float x, float y, int pointer, int button) {return true;}

            public void touchUp(InputEvent event, float x, float y, int pointer, int button) {
                //do something
            }
        });
        addActor(button);