 'stopwatch' ) {
          const fractionalTime = this.currentTime + ( this.currentMilliseconds / 1000 );
          const secondsInMinute = fractionalTime % 60;
          progress = secondsInMinute / 60;
        } else {
          const fractionalTimeRemaining = Math.max( 0, this.currentTime - ( this.currentMilliseconds / 1000 ) );

          progress = this.initialTime > 0 ? ( this.initialTime - fractionalTimeRemaining ) / this.initialTime : 0;
          progress = Math.max( 0, Math.min( 1, progress ) );
 