添加项目文件。

zxing.core/xx/datamatrix/encoder/TextEncoder.cs

@@ -0,0 +1,98 @@
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * 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.Text;
+
+namespace ZXing.Datamatrix.Encoder
+{
+   internal sealed class TextEncoder : C40Encoder
+   {
+      override public int EncodingMode
+      {
+         get { return Encodation.TEXT; }
+      }
+
+      override protected int encodeChar(char c, StringBuilder sb)
+      {
+         if (c == ' ')
+         {
+            sb.Append('\u0003');
+            return 1;
+         }
+         if (c >= '0' && c <= '9')
+         {
+            sb.Append((char)(c - 48 + 4));
+            return 1;
+         }
+         if (c >= 'a' && c <= 'z')
+         {
+            sb.Append((char)(c - 97 + 14));
+            return 1;
+         }
+         if (c >= '\u0000' && c <= '\u001f')
+         {
+            sb.Append('\u0000'); //Shift 1 Set
+            sb.Append(c);
+            return 2;
+         }
+         if (c >= '!' && c <= '/')
+         {
+            sb.Append('\u0001'); //Shift 2 Set
+            sb.Append((char)(c - 33));
+            return 2;
+         }
+         if (c >= ':' && c <= '@')
+         {
+            sb.Append('\u0001'); //Shift 2 Set
+            sb.Append((char)(c - 58 + 15));
+            return 2;
+         }
+         if (c >= '[' && c <= '_')
+         {
+            sb.Append('\u0001'); //Shift 2 Set
+            sb.Append((char)(c - 91 + 22));
+            return 2;
+         }
+         if (c == '\u0060')
+         {
+            sb.Append('\u0002'); //Shift 3 Set
+            sb.Append((char)(c - 96));
+            return 2;
+         }
+         if (c >= 'A' && c <= 'Z')
+         {
+            sb.Append('\u0002'); //Shift 3 Set
+            sb.Append((char)(c - 65 + 1));
+            return 2;
+         }
+         if (c >= '{' && c <= '\u007f')
+         {
+            sb.Append('\u0002'); //Shift 3 Set
+            sb.Append((char)(c - 123 + 27));
+            return 2;
+         }
+         if (c >= '\u0080')
+         {
+            sb.Append("\u0001\u001e"); //Shift 2, Upper Shift
+            int len = 2;
+            len += encodeChar((char)(c - 128), sb);
+            return len;
+         }
+         HighLevelEncoder.illegalCharacter(c);
+         return -1;
+      }
+   }
+}