1 files changed, 101 insertions, 0 deletions
diff --git a/fxbarcode/datamatrix/BC_X12Encoder.cpp b/fxbarcode/datamatrix/BC_X12Encoder.cpp
new file mode 100644
index 0000000000..dd8254bff7
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_X12Encoder.cpp
@@ -0,0 +1,101 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * 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.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "fxbarcode/datamatrix/BC_X12Encoder.h"
+
+CBC_X12Encoder::CBC_X12Encoder() {}
+CBC_X12Encoder::~CBC_X12Encoder() {}
+int32_t CBC_X12Encoder::getEncodingMode() {
+  return X12_ENCODATION;
+}
+void CBC_X12Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    wchar_t c = context.getCurrentChar();
+    context.m_pos++;
+    encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t count = buffer.GetLength();
+    if ((count % 3) == 0) {
+      writeNextTriplet(context, buffer);
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(newMode);
+        break;
+      }
+    }
+  }
+  handleEOD(context, buffer, e);
+}
+void CBC_X12Encoder::handleEOD(CBC_EncoderContext& context,
+                               CFX_WideString& buffer,
+                               int32_t& e) {
+  context.updateSymbolInfo(e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  int32_t available =
+      context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+  int32_t count = buffer.GetLength();
+  if (count == 2) {
+    context.writeCodeword(CBC_HighLevelEncoder::X12_UNLATCH);
+    context.m_pos -= 2;
+    context.signalEncoderChange(ASCII_ENCODATION);
+  } else if (count == 1) {
+    context.m_pos--;
+    if (available > 1) {
+      context.writeCodeword(CBC_HighLevelEncoder::X12_UNLATCH);
+    }
+    context.signalEncoderChange(ASCII_ENCODATION);
+  }
+}
+int32_t CBC_X12Encoder::encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) {
+  if (c == '\r') {
+    sb += (wchar_t)'\0';
+  } else if (c == '*') {
+    sb += (wchar_t)'\1';
+  } else if (c == '>') {
+    sb += (wchar_t)'\2';
+  } else if (c == ' ') {
+    sb += (wchar_t)'\3';
+  } else if (c >= '0' && c <= '9') {
+    sb += (wchar_t)(c - 48 + 4);
+  } else if (c >= 'A' && c <= 'Z') {
+    sb += (wchar_t)(c - 65 + 14);
+  } else {
+    CBC_HighLevelEncoder::illegalCharacter(c, e);
+    if (e != BCExceptionNO)
+      return -1;
+  }
+  return 1;
+}