jSignature.Tools.Base30Converter.DecompressStrokeLeg C# (CSharp) Метод

        public int[] DecompressStrokeLeg(string data)
        {
            List<int> leg = new List<int>();
            List<int> cell = new List<int>();

            int polarity = 1;

            foreach (char c in data)
            {
                if (charmap_tail.ContainsKey(c))
                {
                    // this is a char that indicates continuation of a number that started a earlier number.
                    cell.Add(charmap_tail[c]);
                }
                else
                {
                    // This is a start of new number (or, in case of + or - an end of previous number)
                    // We can now convert the parts we piled up in cell array into an int.
                    if (cell.Count != 0) {
                        // yep, we have some number parts in there.
                        leg.Add(FromBase30(cell) * polarity);
                    }

                    // When i say "we start a new number" I mean it!
                    cell.Clear();
                    if (c == MINUS){
                        polarity = -1;
                    } else if (c == PLUS){
                        polarity = 1;
                    } else {
                        // now, let's start collecting parts for the new number:
                        cell.Add(charmap[c]);
                    }
                }
            }
            // we will alway have one number stuck in cell array because no "new number starts" follows it.
            leg.Add(FromBase30(cell) * polarity);

            return leg.ToArray();
        }

        public void id001_decompressleg()
        {
            int[] leg1x = new int[] {236, 233, 231, 229, 226, 224, 222, 216, 213, 210, 205, 202, 200, 198, 195, 193, 191, 189, 186, 183, 180, 178, 174, 172};
            int[] leg1xVectorized = new int[leg1x.Length];
            int last = 0;
            for (int i = 0; i < leg1x.Length; i++)
            {
                leg1xVectorized[i] = leg1x[i] - last;
                last = leg1x[i];
            }

            var c = new jSignature.Tools.Base30Converter();

            Assert.AreEqual(
                leg1xVectorized
                , c.DecompressStrokeLeg("7UZ32232263353223222333242")
            );
        }