csharp/common/ECI.cs

   1 /*\r
   2 * Copyright 2008 ZXing authors\r
   3 *\r
   4 * Licensed under the Apache License, Version 2.0 (the "License");\r
   5 * you may not use this file except in compliance with the License.\r
   6 * You may obtain a copy of the License at\r
   7 *\r
   8 *      http://www.apache.org/licenses/LICENSE-2.0\r
   9 *\r
  10 * Unless required by applicable law or agreed to in writing, software\r
  11 * distributed under the License is distributed on an "AS IS" BASIS,\r
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  13 * See the License for the specific language governing permissions and\r
  14 * limitations under the License.\r
  15 */\r
  16 using System;\r
  17 namespace com.google.zxing.common\r
  18 {\r
  19         \r
  20         /// <summary> Superclass of classes encapsulating types ECIs, according to "Extended Channel Interpretations"\r
  21         /// 5.3 of ISO 18004.\r
  22         /// \r
  23         /// </summary>\r
  24         /// <author>  Sean Owen\r
  25         /// </author>\r
  26         /// <author>www.Redivivus.in (suraj.supekar@redivivus.in) - Ported from ZXING Java Source \r
  27         /// </author>\r
  28         public abstract class ECI\r
  29         {\r
  30                 virtual public int Value\r
  31                 {\r
  32                         get\r
  33                         {\r
  34                                 return value_Renamed;\r
  35                         }\r
  36                         \r
  37                 }\r
  38                 \r
  39                 //UPGRADE_NOTE: Final was removed from the declaration of 'value '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"\r
  40                 private int value_Renamed;\r
  41                 \r
  42                 internal ECI(int value_Renamed)\r
  43                 {\r
  44                         this.value_Renamed = value_Renamed;\r
  45                 }\r
  46                 \r
  47                 /// <param name="value">ECI value\r
  48                 /// </param>\r
  49                 /// <returns> {@link ECI} representing ECI of given value, or null if it is legal but unsupported\r
  50                 /// </returns>\r
  51                 /// <throws>  IllegalArgumentException if ECI value is invalid </throws>\r
  52                 public static ECI getECIByValue(int value_Renamed)\r
  53                 {\r
  54                         if (value_Renamed < 0 || value_Renamed > 999999)\r
  55                         {\r
  56                                 throw new System.ArgumentException("Bad ECI value: " + value_Renamed);\r
  57                         }\r
  58                         if (value_Renamed < 900)\r
  59                         {\r
  60                                 // Character set ECIs use 000000 - 000899\r
  61                                 return CharacterSetECI.getCharacterSetECIByValue(value_Renamed);\r
  62                         }\r
  63                         return null;\r
  64                 }\r
  65         }\r
  66 }