using System;
using System.Text;
using CPF.ReoGrid.Formula;

namespace CPF.ReoGrid.Utility
{
	public static class CellUtility
	{
		public static void CopyCell(Cell toCell, Cell fromCell)
		{
			toCell.InternalPos = fromCell.InternalPos;
			toCell.Rowspan = fromCell.Rowspan;
			toCell.Colspan = fromCell.Colspan;
			toCell.MergeStartPos = fromCell.MergeStartPos;
			toCell.MergeEndPos = fromCell.MergeEndPos;
			toCell.Bounds = fromCell.Bounds;
			CellUtility.CopyCellContent(toCell, fromCell);
		}

		public static void CopyCellContent(Cell toCell, Cell fromCell)
		{
			toCell.InnerStyle = new WorksheetRangeStyle(fromCell.InnerStyle);
			toCell.StyleParentKind = fromCell.StyleParentKind;
			toCell.TextBounds = fromCell.TextBounds;
			toCell.RenderHorAlign = fromCell.RenderHorAlign;
			toCell.RenderColor = fromCell.RenderColor;
			toCell.DistributedIndentSpacing = fromCell.DistributedIndentSpacing;
			toCell.DataFormat = fromCell.DataFormat;
			toCell.DataFormatArgs = fromCell.DataFormatArgs;
			toCell.Body = ((fromCell.body == null) ? null : fromCell.body.Clone());
			toCell.InnerData = fromCell.InnerData;
			toCell.InnerDisplay = fromCell.DisplayText;
			toCell.Formula = fromCell.Formula;
			bool flag = fromCell.formulaTree != null;
			if (flag)
			{
				toCell.formulaTree = (STNode)fromCell.formulaTree.Clone();
			}
			toCell.FontDirty = fromCell.FontDirty;
			toCell.IsReadOnly = fromCell.IsReadOnly;
			toCell.Tag = fromCell.Tag;
		}

		public static bool IsNumberData(Cell cell)
		{
			object innerData = cell.InnerData;
			return innerData is double || innerData is int || innerData is float || innerData is long || innerData is byte || innerData is decimal;
		}

		public static bool IsNumberData(object data)
		{
			return data is double || data is int || data is float || data is long || data is byte || data is decimal;
		}

		public static bool TryGetNumberData(Cell cell, out double value)
		{
			return CellUtility.TryGetNumberData(cell.InnerData, out value);
		}

		public static bool TryGetNumberData(object data, out double value)
		{
			bool flag = data is double;
			bool result;
			if (flag)
			{
				value = (double)data;
				result = true;
			}
			else
			{
				bool flag2 = data is int || data is long || data is float || data is byte || data is decimal;
				if (flag2)
				{
					value = (double)Convert.ChangeType(data, typeof(double));
					result = true;
				}
				else
				{
					bool flag3 = data is string;
					if (flag3)
					{
						result = double.TryParse((string)data, out value);
					}
					else
					{
						value = 0.0;
						result = false;
					}
				}
			}
			return result;
		}

		public static T ConvertData<T>(object data)
		{
			T result;
			CellUtility.ConvertData<T>(data, out result);
			return result;
		}

		public static bool ConvertData<T>(object data, out T value)
		{
			bool flag = data == null;
			bool result;
			if (flag)
			{
				value = default(T);
				result = false;
			}
			else
			{
				Type typeFromHandle = typeof(T);
				bool flag2 = data is string;
				if (flag2)
				{
					bool flag3 = typeFromHandle == typeof(string);
					if (flag3)
					{
						value = (T)((object)data);
						return true;
					}
					double num;
					bool flag4 = !double.TryParse((string)data, out num);
					if (flag4)
					{
						value = default(T);
						return false;
					}
					data = num;
				}
				else
				{
					bool flag5 = data is StringBuilder;
					if (flag5)
					{
						bool flag6 = typeFromHandle == typeof(StringBuilder);
						if (flag6)
						{
							value = (T)((object)data);
							return true;
						}
						double num2;
						bool flag7 = !double.TryParse(((StringBuilder)data).ToString(), out num2);
						if (flag7)
						{
							value = default(T);
							return false;
						}
						data = num2;
					}
				}
				bool flag8 = typeFromHandle != typeof(string) && (data is string || data is StringBuilder);
				if (flag8)
				{
					value = default(T);
					result = false;
				}
				else
				{
					bool flag9 = typeFromHandle == typeof(double);
					if (flag9)
					{
						bool flag10 = data is char;
						if (flag10)
						{
							data = (int)((char)data);
						}
					}
					value = (T)((object)Convert.ChangeType(data, typeof(T)));
					result = true;
				}
			}
			return result;
		}
	}
}