using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using Biff8Excel.Interfaces;

namespace Biff8Excel.Records
{
    [StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Auto, Pack = 1)]
    struct RecordDimensions
    {
        public ushort opcode ;
        public ushort length;
        public uint firstRow;
        public uint lastRow;
        public ushort firstCol;
        public ushort lastCol;
        public ushort zero;                // last 2 bytes not used
    }

    internal class Dimensions : IRecords
    {
        RecordDimensions dimensions;

        public Dimensions()
        {
            dimensions.opcode = 0x200;
            dimensions.length = 0xE;
            dimensions.zero = 0x0;
        }

        public ushort ID
        {
            get {return dimensions.opcode;}
        }
        
        public uint FirstRow
        {
            set { dimensions.firstRow = value; }
        }
        
        public uint LastRow
        {
            set { dimensions.lastRow = value; }
        }

        public ushort FirstColumn
        {
            set {dimensions.firstCol = value;}
        }

        public ushort LastColumn
        {
            set {dimensions.lastCol = value;}
        }

        #region IRecords ³ΙΤ±

        public byte[] GetByte()
        {
            return Globals.GetStructToBytes(dimensions); 
        }

        #endregion
    }
}