BarcodeLib/Symbologies/Code128.cs

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

namespace BarcodeLib
{
    class Code128 : BarcodeCommon, IBarcode
    {
        public enum TYPES:int { DYNAMIC, A, B, C };
        private DataTable C128_Code = new DataTable("C128");
        private List<string> _FormattedData = new List<string>();
        private List<string> _EncodedData = new List<string>();
        private DataRow StartCharacter = null;
        private TYPES type = TYPES.DYNAMIC;

        /// <summary>
        /// Encodes data in Code128 format.
        /// </summary>
        /// <param name="input">Data to encode.</param>
        public Code128(string input)
        {
            Raw_Data = input;
        }//Code128

        /// <summary>
        /// Encodes data in Code128 format.
        /// </summary>
        /// <param name="input">Data to encode.</param>
        /// <param name="type">Type of encoding to lock to. (Code 128A, Code 128B, Code 128C)</param>
        public Code128(string input, TYPES type)
        {
            this.type = type;
            Raw_Data = input;
        }//Code128

        private string Encode_Code128()
        {
            //initialize datastructure to hold encoding information
            this.init_Code128();

            return GetEncoding();            
        }//Encode_Code128
        private void init_Code128()
        {
            //set the table to case sensitive since there are upper and lower case values
            this.C128_Code.CaseSensitive = true;

            //set up columns
            this.C128_Code.Columns.Add("Value", typeof(string));
            this.C128_Code.Columns.Add("A", typeof(string));
            this.C128_Code.Columns.Add("B", typeof(string));
            this.C128_Code.Columns.Add("C", typeof(string));
            this.C128_Code.Columns.Add("Encoding", typeof(string));

            //populate data
            this.C128_Code.Rows.Add(new object[] { "0", " ", " ", "00", "11011001100" });
            this.C128_Code.Rows.Add(new object[] { "1", "!", "!", "01", "11001101100" });
            this.C128_Code.Rows.Add(new object[] { "2", "\"", "\"", "02", "11001100110" });
            this.C128_Code.Rows.Add(new object[] { "3", "#", "#", "03", "10010011000" });