/*
* Copyright 2007 ZXing authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
namespace FastReport.Barcode.QRCode
{

    /*/// <summary> <p>See ISO 18004:2006, 6.4.1, Tables 2 and 3. This enum encapsulates the various modes in which
    /// data can be encoded to bits in the QR code standard.</p>
    /// 
    /// </summary>
    /// <author>  Sean Owen
    /// </author>
    /// <author>www.Redivivus.in (suraj.supekar@redivivus.in) - Ported from ZXING Java Source 
    /// </author>*/
    internal sealed class Mode
    {
        public int Bits
        {
            get
            {
                return bits;
            }

        }
        public System.String Name
        {
            get
            {
                return name;
            }

        }

        // No, we can't use an enum here. J2ME doesn't support it.

        //UPGRADE_NOTE: Final was removed from the declaration of 'TERMINATOR '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode TERMINATOR = new Mode(new int[] { 0, 0, 0 }, 0x00, "TERMINATOR"); // Not really a mode...
                                                                                                      //UPGRADE_NOTE: Final was removed from the declaration of 'NUMERIC '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode NUMERIC = new Mode(new int[] { 10, 12, 14 }, 0x01, "NUMERIC");
        //UPGRADE_NOTE: Final was removed from the declaration of 'ALPHANUMERIC '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode ALPHANUMERIC = new Mode(new int[] { 9, 11, 13 }, 0x02, "ALPHANUMERIC");
        //UPGRADE_NOTE: Final was removed from the declaration of 'STRUCTURED_APPEND '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode STRUCTURED_APPEND = new Mode(new int[] { 0, 0, 0 }, 0x03, "STRUCTURED_APPEND"); // Not supported
                                                                                                                    //UPGRADE_NOTE: Final was removed from the declaration of 'BYTE '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode BYTE = new Mode(new int[] { 8, 16, 16 }, 0x04, "BYTE");
        //UPGRADE_NOTE: Final was removed from the declaration of 'ECI '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode ECI = new Mode(null, 0x07, "ECI"); // character counts don't apply
                                                                       //UPGRADE_NOTE: Final was removed from the declaration of 'KANJI '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode KANJI = new Mode(new int[] { 8, 10, 12 }, 0x08, "KANJI");
        //UPGRADE_NOTE: Final was removed from the declaration of 'FNC1_FIRST_POSITION '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode FNC1_FIRST_POSITION = new Mode(null, 0x05, "FNC1_FIRST_POSITION");
        //UPGRADE_NOTE: Final was removed from the declaration of 'FNC1_SECOND_POSITION '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        public static readonly Mode FNC1_SECOND_POSITION = new Mode(null, 0x09, "FNC1_SECOND_POSITION");

        //UPGRADE_NOTE: Final was removed from the declaration of 'characterCountBitsForVersions '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        private int[] characterCountBitsForVersions;
        //UPGRADE_NOTE: Final was removed from the declaration of 'bits '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        private int bits;
        //UPGRADE_NOTE: Final was removed from the declaration of 'name '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
        private System.String name;

        private Mode(int[] characterCountBitsForVersions, int bits, System.String name)
        {
            this.characterCountBitsForVersions = characterCountBitsForVersions;
            this.bits = bits;
            this.name = name;
        }

        /*/// <param name="version">version in question
        /// </param>
        /// <returns> number of bits used, in this QR Code symbol {@link Version}, to encode the
        /// count of characters that will follow encoded in this {@link Mode}
        /// </returns>*/
        public int getCharacterCountBits(Version version)
        {
            if (characterCountBitsForVersions == null)
            {
                throw new System.ArgumentException("Character count doesn't apply to this mode");
            }
            int number = version.VersionNumber;
            int offset;
            if (number <= 9)
            {
                offset = 0;
            }
            else if (number <= 26)
            {
                offset = 1;
            }
            else
            {
                offset = 2;
            }
            return characterCountBitsForVersions[offset];
        }
    }
}