1 files changed, 127 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/datamatrix/BC_EncoderContext.cpp b/xfa/src/fxbarcode/datamatrix/BC_EncoderContext.cpp
new file mode 100644
index 0000000000..f65c9f29bc
--- /dev/null
+++ b/xfa/src/fxbarcode/datamatrix/BC_EncoderContext.cpp
@@ -0,0 +1,127 @@
+// 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 "../BC_Dimension.h"
+#include "../BC_UtilCodingConvert.h"
+#include "../common/BC_CommonBitMatrix.h"
+#include "BC_Encoder.h"
+#include "BC_SymbolShapeHint.h"
+#include "BC_SymbolInfo.h"
+#include "BC_EncoderContext.h"
+CBC_EncoderContext::CBC_EncoderContext(const CFX_WideString msg, CFX_WideString ecLevel, FX_INT32 &e)
+{
+    CFX_ByteString dststr;
+    CBC_UtilCodingConvert::UnicodeToUTF8(msg, dststr);
+    CFX_WideString sb;
+    FX_INT32 c = dststr.GetLength();
+    for (FX_INT32 i = 0; i < c; i++) {
+        FX_WCHAR ch =  (FX_WCHAR)(dststr.GetAt(i) & 0xff);
+        if (ch == '?' && dststr.GetAt(i) != '?') {
+            e = BCExceptionCharactersOutsideISO88591Encoding;
+        }
+        sb += ch;
+    }
+    m_msg = sb;
+    m_shape = FORCE_NONE;
+    m_newEncoding = -1;
+    m_pos = 0;
+    m_symbolInfo = NULL;
+    m_skipAtEnd = 0;
+    m_maxSize = NULL;
+    m_minSize = NULL;
+}
+CBC_EncoderContext::~CBC_EncoderContext()
+{
+}
+void CBC_EncoderContext::setSymbolShape(SymbolShapeHint shape)
+{
+    m_shape = shape;
+}
+void CBC_EncoderContext::setSizeConstraints(CBC_Dimension* minSize, CBC_Dimension* maxSize)
+{
+    m_maxSize = maxSize;
+    m_minSize = minSize;
+}
+CFX_WideString CBC_EncoderContext::getMessage()
+{
+    return m_msg;
+}
+void CBC_EncoderContext::setSkipAtEnd(FX_INT32 count)
+{
+    m_skipAtEnd = count;
+}
+FX_WCHAR CBC_EncoderContext::getCurrentChar()
+{
+    return m_msg.GetAt(m_pos);
+}
+FX_WCHAR CBC_EncoderContext::getCurrent()
+{
+    return m_msg.GetAt(m_pos);
+}
+void CBC_EncoderContext::writeCodewords(CFX_WideString codewords)
+{
+    m_codewords += codewords;
+}
+void CBC_EncoderContext::writeCodeword(FX_WCHAR codeword)
+{
+    m_codewords += codeword;
+}
+FX_INT32 CBC_EncoderContext::getCodewordCount()
+{
+    return m_codewords.GetLength();
+}
+void CBC_EncoderContext::signalEncoderChange(FX_INT32 encoding)
+{
+    m_newEncoding = encoding;
+}
+void CBC_EncoderContext::resetEncoderSignal()
+{
+    m_newEncoding = -1;
+}
+FX_BOOL CBC_EncoderContext::hasMoreCharacters()
+{
+    return m_pos < getTotalMessageCharCount();
+}
+FX_INT32 CBC_EncoderContext::getRemainingCharacters()
+{
+    return getTotalMessageCharCount() - m_pos;
+}
+void CBC_EncoderContext::updateSymbolInfo(FX_INT32 &e)
+{
+    updateSymbolInfo(getCodewordCount(), e);
+}
+void CBC_EncoderContext::updateSymbolInfo(FX_INT32 len, FX_INT32 &e)
+{
+    if (m_symbolInfo == NULL || len > m_symbolInfo->m_dataCapacity) {
+        m_symbolInfo = CBC_SymbolInfo::lookup(len, m_shape, m_minSize, m_maxSize, true, e);
+        BC_EXCEPTION_CHECK_ReturnVoid(e);
+    }
+}
+void CBC_EncoderContext::resetSymbolInfo()
+{
+    m_shape = FORCE_NONE;
+}
+FX_INT32 CBC_EncoderContext::getTotalMessageCharCount()
+{
+    return m_msg.GetLength() - m_skipAtEnd;
+}