1 files changed, 100 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.cpp b/xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.cpp
new file mode 100644
index 0000000000..53bdfbed9b
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+++ b/xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.cpp
@@ -0,0 +1,100 @@
+// 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 2013 ZXing authors
+ *
+ * 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 "xfa/src/fxbarcode/barcode.h"
+#include "BC_PDF417Codeword.h"
+#include "BC_PDF417BoundingBox.h"
+#include "BC_PDF417DetectionResultColumn.h"
+int32_t CBC_DetectionResultColumn::MAX_NEARBY_DISTANCE = 5;
+CBC_DetectionResultColumn::CBC_DetectionResultColumn(
+    CBC_BoundingBox* boundingBox) {
+  m_boundingBox = boundingBox;
+  m_codewords = new CFX_PtrArray;
+  m_codewords->SetSize(boundingBox->getMaxY() - boundingBox->getMinY() + 1);
+}
+CBC_DetectionResultColumn::~CBC_DetectionResultColumn() {
+  for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
+    delete (CBC_Codeword*)m_codewords->GetAt(i);
+  }
+  m_codewords->RemoveAll();
+  delete m_codewords;
+}
+CBC_Codeword* CBC_DetectionResultColumn::getCodewordNearby(int32_t imageRow) {
+  CBC_Codeword* codeword = getCodeword(imageRow);
+  if (codeword != NULL) {
+    return codeword;
+  }
+  for (int32_t i = 1; i < MAX_NEARBY_DISTANCE; i++) {
+    int32_t nearImageRow = imageRowToCodewordIndex(imageRow) - i;
+    if (nearImageRow >= 0) {
+      codeword = (CBC_Codeword*)m_codewords->GetAt(nearImageRow);
+      if (codeword != NULL) {
+        return codeword;
+      }
+    }
+    nearImageRow = imageRowToCodewordIndex(imageRow) + i;
+    if (nearImageRow < m_codewords->GetSize()) {
+      codeword = (CBC_Codeword*)m_codewords->GetAt(nearImageRow);
+      if (codeword != NULL) {
+        return codeword;
+      }
+    }
+  }
+  return NULL;
+}
+int32_t CBC_DetectionResultColumn::imageRowToCodewordIndex(int32_t imageRow) {
+  return imageRow - m_boundingBox->getMinY();
+}
+int32_t CBC_DetectionResultColumn::codewordIndexToImageRow(
+    int32_t codewordIndex) {
+  return m_boundingBox->getMinY() + codewordIndex;
+}
+void CBC_DetectionResultColumn::setCodeword(int32_t imageRow,
+                                            CBC_Codeword* codeword) {
+  m_codewords->SetAt(imageRowToCodewordIndex(imageRow), codeword);
+}
+CBC_Codeword* CBC_DetectionResultColumn::getCodeword(int32_t imageRow) {
+  return (CBC_Codeword*)m_codewords->GetAt(imageRowToCodewordIndex(imageRow));
+}
+CBC_BoundingBox* CBC_DetectionResultColumn::getBoundingBox() {
+  return m_boundingBox;
+}
+CFX_PtrArray* CBC_DetectionResultColumn::getCodewords() {
+  return m_codewords;
+}
+CFX_ByteString CBC_DetectionResultColumn::toString() {
+  CFX_ByteString result;
+  int32_t row = 0;
+  for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
+    CBC_Codeword* codeword = (CBC_Codeword*)m_codewords->GetAt(i);
+    if (codeword == NULL) {
+      result += (FX_CHAR)row;
+      row++;
+      continue;
+    }
+    result += (FX_CHAR)row;
+    result += codeword->getRowNumber();
+    result += codeword->getValue();
+    row++;
+  }
+  return result;
+}