C# Dictionary.Max方法代码示例

 /// <summary>
 /// Attempts to infer the type of cells present by obtaining
 /// the first 30 cells and counting the possible types.
 /// </summary>
 /// <returns>The cell type for column.</returns>
 /// <param name="column">The column to use.</param>
 public Type InferCellTypeForColumn(string column)
 {
     string startRow = "1";
                 string endRow = "30";
                 ICollection<ICell> cells = _dataSource.GetCells (column, startRow, endRow);
                 IDictionary<Type, int> typeCounts = new Dictionary<Type, int>();
                 foreach (ICell cell in cells) {
                         int oldValue = 0;
                         if (typeCounts.TryGetValue(cell.GetType(), out oldValue)) {
                             typeCounts.Add(cell.GetType(), oldValue + 1);
                         } else {
                                 typeCounts.Add (cell.GetType(), 0);
                         }
                 }
                 int max = typeCounts.Max (k => k.Value);
                 return typeCounts.Where(k => k.Value.Equals(max)).FirstOrDefault().Key;
 }

        private List<KeyValuePair<AiAction, int>> GetPotentialActions()
        {
            var potential = new Dictionary<AiAction, int>();

            foreach (var t in _actions)
            {
                int n;
                if (t.Trigger(out n))
                    potential.Add(t, n);
            }

            if (potential.Count == 0)
                return new List<KeyValuePair<AiAction, int>>();

            var max = potential.Max(kvp => kvp.Value);

            var matches = potential.Where(kvp => kvp.Value == max).ToList();
            return matches;
        }

        /// <summary>
        /// Builds the report.
        /// </summary>
        /// <param name="reportDocument">The report document.</param>
        public void BuildReport(ICustomReport reportDocument)
        {
            var currentReport = reportDocument.Reports.First();

            SetIdentity(currentReport);
            //_originalPageHeaderHeight = ((PageHeaderSection) currentReport.Items["pageHeader"]).Height;

            //This report parameter holds the current template system name.
            _processName = currentReport.ReportParameters["processName"].Value.ToString();

            //This report parameter holds the currently visible columns of the grid and in what order they're in
            var cols = currentReport.ReportParameters["columns"].Value.ToString();

            var columns = cols.Split(';').ToList();
            _columns = new List<ColumnInfo>();
            foreach (var col in columns)
            {
                _columns.Add(new ColumnInfo(col));
            }

            var groupsStr = currentReport.ReportParameters["groups"].Value.ToString();
            _groups = (string.IsNullOrEmpty(groupsStr) ? new string[0] : groupsStr.Split(';')).ToList();

            //TODO: Uncomment if needed
           // _columns.AddRange(_groups);

            if (reportDocument.FitToPage)
            {
                if (currentReport.GetType().Name.ToLower().Contains("landscape"))
                {
                    FitToPageColumnWidth = Math.Min(1, 10.0 / _columns.Count);
                    FitToPageColumnCount = (short) Math.Max(10, _columns.Count);
                }

                if (currentReport.GetType().Name.ToLower().Contains("portrait"))
                {
                    FitToPageColumnWidth = Math.Min(1.1, 7.0 / _columns.Count);
                    FitToPageColumnCount = (short) Math.Max(7, _columns.Count);
                }

                currentReport.Width = new Unit(_columns.Count * FitToPageColumnWidth, UnitType.Inch);
            }

            _groupColumn = currentReport.ReportParameters["groupColumn"].Value.ToString();

            var fldList = new List<FieldInfo>(_columns.Count);

            var processProperties = new Dictionary<PropertyInfo, string>();
            var processType = TheDynamicTypeManager.GetInfoType<IInfoClass>(_processName);

            if (processType != null)
            {
                processProperties = processType.GetAllPropertiesWithPaths();
                var properties = processProperties.Where(p => _columns.Any(c=>c.SystemName == p.Value));

                foreach (var column in _columns)
                {
                    foreach (var property in properties)
                    {
                        if (property.Value == column.SystemName)
                        {
                            fldList.Add(new FieldInfo(property.Key, column));
                            break;
                        }
                    }
                }

                _fieldAttrDict = GetFieldAttributes(processProperties.Select(x => x.Key));
            }

            if (_fieldAttrDict == null)
                _fieldAttrDict = new Dictionary<PropertyInfo, FieldParametres>();

            _colDict = new SortedDictionary<int, string[]>();

            //Grouping            
            foreach (var colName in _groups)
            {
                var group = new Telerik.Reporting.Group();
                group.Name = colName;
                var groupHeaderSection = new GroupHeaderSection();
                var groupFooterSection = new GroupFooterSection();
                group.GroupHeader = groupHeaderSection;
                group.GroupFooter = groupFooterSection;

                var txt = new TextBox();
                txt.Style.Font.Size = new Unit(10, UnitType.Point);
                txt.Style.Font.Bold = true;
                txt.Style.BackgroundColor = Color.FromArgb(255, 225, 225, 225);
                txt.Style.TextAlign = HorizontalAlign.Left;
                txt.Style.VerticalAlign = VerticalAlign.Middle;
                groupHeaderSection.Items.Add(txt);
                groupHeaderSection.Height = new Unit(21);
                groupHeaderSection.Style.BorderStyle.Default = BorderType.Solid;
                groupHeaderSection.Style.BorderColor.Default = Color.White;
                groupHeaderSection.Style.BorderColor.Left = Color.Transparent;
//.........这里部分代码省略.........

        public Element?[] Spell(string word, SearchAlgorithm algorithm)
        {
            Dictionary<int, Element> indexed = new Dictionary<int, Element>();
              word = Regex.Replace(word.ToLower(), "[^a-z\\s]", "");
              switch (algorithm)
              {
              case SearchAlgorithm.ElementBased:
            foreach (Element element in elements)
            {
              string symbol = element.Symbol.ToLower();
              if (word.Contains(symbol))
              {
            foreach (int i in word.IndexOfAll(symbol))
              indexed.Add(i, element);
            word = word.Replace(symbol, new string ('_', symbol.Length));
              }
            }
            break;

              case SearchAlgorithm.ChunkSearch:
            int maxElementLength = elements.Max(e => e.Symbol.Length);
            for (int searchLength = maxElementLength; searchLength > 0; searchLength--)
            {
              Element[] currentElements = elements.Where(e => e.Symbol.Length == searchLength).ToArray();
              for (int x = 0; x < word.Length - searchLength + 1; x++)
            foreach(Element currentElement in currentElements)
              if (word.Substring(x, searchLength) == currentElement.Symbol.ToLower())
              {
            indexed.Add(x, currentElement);
                ArrayList tmpList = new ArrayList(((ICollection)(Array)word.ToCharArray()));
                tmpList.SetRange(x, (ICollection)(Array)new string('_', searchLength).ToCharArray());
                word = new string(Array.ConvertAll(tmpList.ToArray(), item => (char)item));
              }
            }
            break;
              }
              List<Element?> spelled = new List<Element?>();
              int max = indexed.Max(item => item.Key);
              Element value;
              for (int i = 0; i <= max; i++)
              {
            if (indexed.TryGetValue(i, out value))
              spelled.Add(value);
            else if (word[i] == ' ')
              spelled.Add(null);
              }
              return spelled.ToArray();
        }