fCraft.ShapesLib.DrawOneBlock C# (CSharp) Method

        private static void DrawOneBlock( Player player, Map map, Block drawBlock, Vector3I coord,
                                 BlockChangeContext context, ref int blocks, ref int blocksDenied, fCraft.Drawing.UndoState undoState )
        {
            if ( map == null )
                return;
            if ( player == null )
                throw new ArgumentNullException( "player" );

            if ( !map.InBounds( coord ) )
                return;
            Block block = map.GetBlock( coord );
            if ( block == drawBlock )
                return;

            if ( player.CanPlace( map, coord, drawBlock, context ) != CanPlaceResult.Allowed ) {
                blocksDenied++;
                return;
            }

            map.QueueUpdate( new BlockUpdate( null, coord, drawBlock ) );
            Player.RaisePlayerPlacedBlockEvent( player, map, coord, block, drawBlock, context );

            if ( !undoState.IsTooLargeToUndo ) {
                if ( !undoState.Add( coord, block ) ) {
                    player.Message( "NOTE: This draw command is too massive to undo." );
                    player.LastDrawOp = null;
                }
            }
            blocks++;
        }