using System;
using System.Collections.Generic;
using System.Text;

namespace Biff8Excel.Excel
{
    public enum Visibility 
    {
        Visible = 0x0,
        Hidden = 0x1
    }

    public class BoundSheet : IDisposable 
    {
        uint m_byteOffset;           // Offset in the file stream of this bundlesheet        
        Biff8Excel.Records.BoundSheet m_boundSheet;
        string m_sheetname;

        public BoundSheet()
        {
            m_boundSheet = new Biff8Excel.Records.BoundSheet();
        }

        /// <summary>
        /// 取得或设定Sheet工作表名称
        /// </summary>
        public string SheetName
        {
            set 
            {
                m_sheetname = value;
                m_boundSheet.StreamName = m_sheetname;
            }
            get 
            {
                return m_sheetname;
            }
        }

        internal uint SheetOffset
        {
            set { m_boundSheet.StreamPosition = value; }
        }

        internal uint StreamOffset
        {
            set { m_byteOffset = value; }
            get { return m_byteOffset; }
        }

        public Visibility Visible
        {
            set 
            {
                if (value == 0)
                    m_boundSheet.Visible = (byte)Visibility.Visible;
                else
                    m_boundSheet.Visible = (byte)Visibility.Hidden;
            }
        }

        internal byte[] WriteRecord
        {
            get { return m_boundSheet.GetByte(); }
        }

        #region IDisposable 成员

        public void Dispose(bool disposed)
        {
            if (disposed)
            {
                m_boundSheet = null;
                m_sheetname = null;
            }
            this.Dispose();
        }

        public void Dispose()
        {
            //GC.SuppressFinalize(this);
        }

        #endregion
    }
}