1 files changed, 104 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/datamatrix/BC_X12Encoder.cpp b/xfa/src/fxbarcode/datamatrix/BC_X12Encoder.cpp
new file mode 100644
index 0000000000..f6263f6777
--- /dev/null
+++ b/xfa/src/fxbarcode/datamatrix/BC_X12Encoder.cpp
@@ -0,0 +1,104 @@
+// 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 "../barcode.h"
+#include "../common/BC_CommonBitMatrix.h"
+#include "../BC_Dimension.h"
+#include "BC_Encoder.h"
+#include "BC_SymbolShapeHint.h"
+#include "BC_SymbolInfo.h"
+#include "BC_EncoderContext.h"
+#include "BC_HighLevelEncoder.h"
+#include "BC_C40Encoder.h"
+#include "BC_X12Encoder.h"
+CBC_X12Encoder::CBC_X12Encoder()
+{
+}
+CBC_X12Encoder::~CBC_X12Encoder()
+{
+}
+FX_INT32 CBC_X12Encoder::getEncodingMode()
+{
+    return X12_ENCODATION;
+}
+void CBC_X12Encoder::Encode(CBC_EncoderContext &context, FX_INT32 &e)
+{
+    CFX_WideString buffer;
+    while (context.hasMoreCharacters()) {
+        FX_WCHAR c = context.getCurrentChar();
+        context.m_pos++;
+        encodeChar(c, buffer, e);
+        if (e != BCExceptionNO) {
+            return;
+        }
+        FX_INT32 count = buffer.GetLength();
+        if ((count % 3) == 0) {
+            writeNextTriplet(context, buffer);
+            FX_INT32 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, FX_INT32 &e)
+{
+    context.updateSymbolInfo(e);
+    if (e != BCExceptionNO) {
+        return;
+    }
+    FX_INT32 available = context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+    FX_INT32 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);
+    }
+}
+FX_INT32 CBC_X12Encoder::encodeChar(FX_WCHAR c, CFX_WideString &sb, FX_INT32 &e)
+{
+    if (c == '\r') {
+        sb += (FX_WCHAR)'\0';
+    } else if (c == '*') {
+        sb += (FX_WCHAR)'\1';
+    } else if (c == '>') {
+        sb += (FX_WCHAR)'\2';
+    } else if (c == ' ') {
+        sb += (FX_WCHAR)'\3';
+    } else if (c >= '0' && c <= '9') {
+        sb += (FX_WCHAR) (c - 48 + 4);
+    } else if (c >= 'A' && c <= 'Z') {
+        sb += (FX_WCHAR) (c - 65 + 14);
+    } else {
+        CBC_HighLevelEncoder::illegalCharacter(c, e);
+        BC_EXCEPTION_CHECK_ReturnValue(e, -1);
+    }
+    return 1;
+}