BulletMLLib.BulletMLParser.StringToName C# (CSharp) Метод

        private BLName StringToName(string str)
        {
            Debug.WriteLine(" tag " + str);
            if (str == "bulletml") return BLName.Bulletml;
            else if (str == "bullet") return BLName.Bullet;
            else if (str == "action") return BLName.Action;
            else if (str == "fire") return BLName.Fire;
            else if (str == "changeDirection") return BLName.ChangeDirection;
            else if (str == "changeSpeed") return BLName.ChangeSpeed;
            else if (str == "accel") return BLName.Accel;
            else if (str == "vanish") return BLName.Vanish;
            else if (str == "wait") return BLName.Wait;
            else if (str == "repeat") return BLName.Repeat;
            else if (str == "direction") return BLName.Direction;
            else if (str == "speed") return BLName.Speed;
            else if (str == "horizontal") return BLName.Horizontal;
            else if (str == "vertical") return BLName.Vertical;
            else if (str == "term") return BLName.Term;
            else if (str == "bulletRef") return BLName.BulletRef;
            else if (str == "actionRef") return BLName.ActionRef;
            else if (str == "fireRef") return BLName.FireRef;
            else if (str == "param") return BLName.Param;
            else if (str == "times") return BLName.Times;
            else if (str == "") return BLName.None;
            //else Debug.WriteLine("BulletML parser: unknown tag " + str);

            return BLName.None;
        }

        //static void Main(string[] args)
        //{
        //    Random r = new Random();
        //    BulletMLSystem.Init(r);
        //    BulletMLParser parser = new BulletMLParser();
        //    parser.ParseXML("test.xml");
        //    BulletMLSrc mover = new BulletMLSrc(parser.tree);
        //    for (int i = 0; i < 200; i++)
        //    {
        //        mover.Update();
        //    }
        //    Debug.Write("\n--end--\n");
        //    Debug.Read();

        //}

        public void ParseXml(string xmlFileName)
        {
            //Debug.WriteLine(" ----- " + xmlFileName + " ----- ");
            XmlReaderSettings settings = new XmlReaderSettings();

            settings.ProhibitDtd = false;

            settings.ValidationType = ValidationType.DTD;
            XmlReader      reader = XmlReader.Create(xmlFileName, settings);
            BulletMLParser parser = new BulletMLParser();

            try
            {
                while (reader.Read())
                {
                    switch (reader.NodeType)
                    {
                    case XmlNodeType.Element:     // The node is an element.
                        //Debug.Write("<" + reader.Name + ">\n");

                        BulletMLTree element = new BulletMLTree();
                        element.Name = parser.StringToName(reader.Name);
                        if (reader.HasAttributes)
                        {
                            element.Type  = parser.StringToType(reader.GetAttribute("type"));
                            element.Label = reader.GetAttribute("label");
#if ExpandedBulletML
                            element.visible    = reader.GetAttribute("visible") == "false" ? false : true;
                            element.bulletName = reader.GetAttribute("name");
#endif
                        }

                        if (Tree == null)
                        {
                            Tree = element;
                        }
                        else
                        {
                            Tree.Children.Add(element);
                            if (Tree.Children.Count > 1)
                            {
                                Tree.Children[Tree.Children.Count - 2].Next = Tree.Children[Tree.Children.Count - 1];
                            }

                            element.Parent = Tree;
                            if (!reader.IsEmptyElement)
                            {
                                Tree = element;
                            }
                        }

                        break;

                    case XmlNodeType.Text:     //Display the text in each element.

                        //Debug.WriteLine(reader.Value +"\n");

                        string line = reader.Value;
                        string word = "";
                        for (int i = 0; i < line.Length; i++)
                        {
                            if (('0' <= line[i] && line[i] <= '9') || line[i] == '.')
                            {
                                word = word + line[i];
                                if (i < line.Length - 1)     //まだ続きがあれば
                                {
                                    continue;
                                }
                            }

                            if (word != "")
                            {
                                float num;
                                if (float.TryParse(word, out num))
                                {
                                    Tree.Values.Add(new BulletValue(BLValueType.Number, num));
                                    word = "";
                                    //Debug.WriteLine("数値を代入" + num);
                                }
                                else
                                {
                                    //Debug.WriteLine("構文にエラーがあります : " + line[i]);
                                }
                            }

                            if (line[i] == '$')
                            {
                                if (line[i + 1] >= '0' && line[i + 1] <= '9')
                                {
                                    Tree.Values.Add(new BulletValue(BLValueType.Param, Convert.ToInt32(line[i + 1].ToString())));
                                    i++;
                                    //Debug.WriteLine("パラメータを代入");
                                }
                                else if (line.Substring(i, 5) == "$rank")
                                {
                                    //Debug.WriteLine("ランクを代入");
                                    i += 4;
                                    Tree.Values.Add(new BulletValue(BLValueType.Rank, 0));
                                }
                                else if (line.Substring(i, 5) == "$rand")
                                {
                                    //Debug.WriteLine("Randを代入");
                                    i += 4;
                                    Tree.Values.Add(new BulletValue(BLValueType.Rand, 0));
                                }
                            }
                            else if (line[i] == '*' || line[i] == '/' || line[i] == '+' || line[i] == '-' || line[i] == '(' || line[i] == ')')
                            {
                                Tree.Values.Add(new BulletValue(BLValueType.Operator, line[i]));
                                //Debug.WriteLine("演算子を代入 " + line[i]);
                            }
                            else if (line[i] == ' ' || line[i] == '\n')
                            {
                            }
                            else
                            {
                                //Debug.WriteLine("構文にエラーがあります : " + line[i]);
                            }
                        }

                        break;

                    case XmlNodeType.EndElement:     //Display the end of the element.
                        if (Tree.Parent != null)
                        {
                            Tree = Tree.Parent;
                        }

                        //Debug.Write("</" + reader.Name + ">\n");
                        break;
                    }
                }
            }
            catch (Exception e)
            {
                throw e;
            }
            finally
            {
                reader.Close();
            }

            //Debug.WriteLine("\n-------------end-----------------");
        }