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 RecordLabel
    {
        public ushort opcode;            // 0x0204
        public ushort length;
        public ushort row;
        public ushort col;
        public ushort xf;                // 0xF;
        public ushort TextLength;
    }

    internal class Label : IRecords
    {
        RecordLabel label;

        public Label()
        {
            label.opcode = 0x0204;
            label.xf = 0xf;
        }

        public ushort Row
        {
            set { label.row = value; }
        }

        public ushort Column
        {
            set { label.col = value; }
        }

        public ushort CellStyle
        {
            set { label.xf = value; }
        }

        public string LabelCaption
        {
            set 
            {
                if (value == null)
                    return;

                label.TextLength = (ushort)Globals.GetDefaultBytesLength(value);
                label.length = (ushort)(8 + label.TextLength);
            }
        }


        #region IRecords ³ΙΤ±

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

        #endregion
    }
}