private void doAction(SoundManager sm){
        //Verificando a ação:
        switch(action){
            case BTN_ROLLPLAY:
                break;
            case BTN_MUTE:
                sm.toggleMusic();
                
                muted = sm.isMuted();
                
                if(muted)
                    btnSpriteClipped = btnSprite.getSubImage(50, 0, 50, 50);
                else
                    btnSpriteClipped = btnSprite.getSubImage(0, 0, 50, 50);
                break;
            case BTN_RAISE_BET:
                break;
            case BTN_BET_MAX:
                break;
            case BTN_LOWER_BET:
                break;
            case BTN_FORFEIT:
                break;
            default:
                throw new AssertionError(action.name());
        }
    }