fCraft.MapGeneratorOld.ReportProgress C# (CSharp) Method

        private void ReportProgress( int relativeIncrease, [NotNull] string message )
        {
            if ( message == null )
                throw new ArgumentNullException( "message" );
            var h = ProgressChanged;
            if ( h != null ) {
                h( this, new ProgressChangedEventArgs( ( 100 * progressRunningTotal / progressTotalEstimate ), message ) );
            }
            progressRunningTotal += relativeIncrease;
        }