using System;
using CPF.ReoGrid.Core;

namespace CPF.ReoGrid
{
	public class ReferenceRange : IRange, IRowRange, IColumnRange
	{
		public Worksheet Worksheet { get; internal set; }

		public CellPosition StartPos
		{
			get
			{
				return this.startCell.Position;
			}
			set
			{
				this.startCell = this.Worksheet.CreateAndGetCell(this.Worksheet.FixPos(value));
			}
		}

		public CellPosition EndPos
		{
			get
			{
				return this.endCell.Position;
			}
			set
			{
				this.endCell = this.Worksheet.CreateAndGetCell(this.Worksheet.FixPos(value));
			}
		}

		public int Row
		{
			get
			{
				return this.startCell.Row;
			}
			set
			{
				this.startCell = this.Worksheet.CreateAndGetCell(value, this.startCell.Column);
			}
		}

		public int Col
		{
			get
			{
				return this.startCell.Column;
			}
			set
			{
				this.startCell = this.Worksheet.CreateAndGetCell(this.startCell.Row, value);
			}
		}

		public int Rows
		{
			get
			{
				return this.Position.Rows;
			}
			set
			{
				this.endCell = this.Worksheet.CreateAndGetCell(this.startCell.Row + value, this.endCell.Column);
			}
		}

		public int Cols
		{
			get
			{
				return this.Position.Cols;
			}
			set
			{
				this.endCell = this.Worksheet.CreateAndGetCell(this.endCell.Row, this.startCell.Column + value);
			}
		}

		public int EndRow
		{
			get
			{
				return this.endCell.Row;
			}
			set
			{
				this.endCell = this.Worksheet.CreateAndGetCell(new CellPosition(value, this.endCell.Column));
			}
		}

		public int EndCol
		{
			get
			{
				return this.endCell.Column;
			}
			set
			{
				this.endCell = this.Worksheet.CreateAndGetCell(this.endCell.Row, value);
			}
		}

		public RangePosition Position
		{
			get
			{
				return new RangePosition(this.startCell.Position, this.endCell.Position);
			}
			set
			{
				RangePosition rangePosition = this.Worksheet.FixRange(value);
				this.startCell = this.Worksheet.CreateAndGetCell(rangePosition.StartPos);
				this.endCell = this.Worksheet.CreateAndGetCell(rangePosition.EndPos);
			}
		}

		internal ReferenceRange(Worksheet worksheet, Cell startCell, Cell endCell)
		{
			bool flag = worksheet == null;
			if (flag)
			{
				throw new ArgumentNullException("worksheet", "cannot create refereced range with null worksheet");
			}
			this.Worksheet = worksheet;
			this.startCell = startCell;
			this.endCell = endCell;
		}

		internal ReferenceRange(Worksheet worksheet, CellPosition startPos, CellPosition endPos) : this(worksheet, worksheet.CreateAndGetCell(startPos), worksheet.CreateAndGetCell(endPos))
		{
		}

		internal ReferenceRange(Worksheet worksheet, string address) : this(worksheet, new RangePosition(address))
		{
		}

		internal ReferenceRange(Worksheet worksheet, RangePosition range) : this(worksheet, worksheet.CreateAndGetCell(range.StartPos), worksheet.CreateAndGetCell(range.EndPos))
		{
		}

		internal ReferenceRange(Worksheet worksheet, CellPosition pos) : this(worksheet, pos, pos)
		{
		}

		public bool Contains(CellPosition pos)
		{
			CellPosition startPos = this.StartPos;
			CellPosition endPos = this.EndPos;
			return pos.Row >= startPos.Row && pos.Col >= startPos.Col && pos.Row <= endPos.Row && pos.Col <= endPos.Col;
		}

		public bool Contains(ReferenceRange range)
		{
			return this.startCell.InternalRow <= range.startCell.InternalRow && this.startCell.InternalCol <= range.startCell.InternalCol && this.endCell.InternalRow >= range.endCell.InternalRow && this.endCell.InternalCol >= range.endCell.InternalCol;
		}

		public bool Contains(RangePosition range)
		{
			return this.startCell.InternalRow <= range.Row && this.startCell.InternalCol <= range.Col && this.endCell.InternalRow >= range.EndRow && this.endCell.InternalCol >= range.EndCol;
		}

		public bool IntersectWith(RangePosition range)
		{
			return this.Position.IntersectWith(range);
		}

		public bool IntersectWith(ReferenceRange range)
		{
			return this.IntersectWith(range.Position);
		}

		public static implicit operator RangePosition(ReferenceRange refRange)
		{
			return refRange.Position;
		}

		public override string ToString()
		{
			return this.Position.ToString();
		}

		public virtual string ToAddress()
		{
			return this.Position.ToAddress();
		}

		public virtual string ToAbsoluteAddress()
		{
			return this.Position.ToAbsoluteAddress();
		}

		public object Data
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeData(this);
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeData(this, value);
			}
		}

		public void Select()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.SelectRange(this.Position);
		}

		public ReferenceRangeStyle Style
		{
			get
			{
				this.CheckForOwnerAssociated();
				bool flag = this.referenceStyle == null;
				if (flag)
				{
					this.referenceStyle = new ReferenceRangeStyle(this.Worksheet, this);
				}
				return this.referenceStyle;
			}
		}

		public RangeBorderProperty Border
		{
			get
			{
				bool flag = this.borderProperty == null;
				if (flag)
				{
					this.borderProperty = new RangeBorderProperty(this);
				}
				return this.borderProperty;
			}
		}

		public RangeBorderStyle BorderLeft
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.Left, true).Left;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.Left, value);
			}
		}

		public RangeBorderStyle BorderTop
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.Top, true).Top;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.Top, value);
			}
		}

		public RangeBorderStyle BorderRight
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.Right, true).Right;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.Right, value);
			}
		}

		public RangeBorderStyle BorderBottom
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.Bottom, true).Bottom;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.Bottom, value);
			}
		}

		public RangeBorderStyle BorderInsideAll
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.InsideAll, true).InsideHorizontal;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.InsideAll, value);
			}
		}

		public RangeBorderStyle BorderInsideHorizontal
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.InsideHorizontal, true).InsideHorizontal;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.InsideHorizontal, value);
			}
		}

		public RangeBorderStyle BorderInsideVertical
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.InsideVertical, true).InsideVertical;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.InsideVertical, value);
			}
		}

		public RangeBorderStyle BorderOutside
		{
			get
			{
				this.CheckForOwnerAssociated();
				return (this.Worksheet == null) ? RangeBorderStyle.Empty : this.Worksheet.GetRangeBorders(this.Position, BorderPositions.Outside, true).Left;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.Outside, value);
			}
		}

		public RangeBorderStyle BorderAll
		{
			get
			{
				this.CheckForOwnerAssociated();
				return this.Worksheet.GetRangeBorders(this.Position, BorderPositions.All, true).Left;
			}
			set
			{
				this.CheckForOwnerAssociated();
				this.Worksheet.SetRangeBorders(this.Position, BorderPositions.All, value);
			}
		}

		public void Merge()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.MergeRange(this.Position);
		}

		public void Unmerge()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.UnmergeRange(this.Position);
		}

		public bool IsMergedCell
		{
			get
			{
				this.CheckForOwnerAssociated();
				Cell cell = this.Worksheet.GetCell(this.StartPos);
				return cell != null && (int)cell.Rowspan == this.Rows && (int)cell.Colspan == this.Cols;
			}
		}

		public void GroupRows()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.GroupRows(this.Row, this.Rows);
		}

		public void GroupColumns()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.GroupColumns(this.Col, this.Cols);
		}

		public void UngroupRows()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.UngroupRows(this.Row, this.Rows);
		}

		public void UngroupColumns()
		{
			this.CheckForOwnerAssociated();
			this.Worksheet.UngroupColumns(this.Row, this.Rows);
		}

		public bool IsReadonly
		{
			get
			{
				bool result = true;
				foreach (Cell cell in this.Cells)
				{
					bool flag = !cell.IsReadOnly;
					if (flag)
					{
						result = false;
						break;
					}
				}
				return result;
			}
			set
			{
				foreach (Cell cell in this.Cells)
				{
					cell.IsReadOnly = value;
				}
			}
		}

		private void CheckForOwnerAssociated()
		{
			bool flag = this.Worksheet == null;
			if (flag)
			{
				throw new ReferenceRangeNotAssociatedException(this);
			}
		}

		public Worksheet.CellCollection Cells
		{
			get
			{
				bool flag = this.cellsCollection == null;
				if (flag)
				{
					this.cellsCollection = new Worksheet.CellCollection(this.Worksheet, this);
				}
				return this.cellsCollection;
			}
		}

		private Cell startCell;

		private Cell endCell;

		private ReferenceRangeStyle referenceStyle = null;

		private RangeBorderProperty borderProperty = null;

		private Worksheet.CellCollection cellsCollection;
	}
}