| // 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/fxbarcode/pdf417/BC_PDF417BoundingBox.h" |
| #include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h" |
| #include "xfa/fxbarcode/pdf417/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_ArrayTemplate<CBC_Codeword*>()) { |
| m_codewords->SetSize(boundingBox->getMaxY() - boundingBox->getMinY() + 1); |
| } |
| |
| CBC_DetectionResultColumn::~CBC_DetectionResultColumn() { |
| for (int32_t i = 0; i < m_codewords->GetSize(); i++) { |
| delete m_codewords->GetAt(i); |
| } |
| delete m_codewords; |
| } |
| CBC_Codeword* CBC_DetectionResultColumn::getCodewordNearby(int32_t imageRow) { |
| CBC_Codeword* codeword = getCodeword(imageRow); |
| if (codeword) { |
| return codeword; |
| } |
| for (int32_t i = 1; i < MAX_NEARBY_DISTANCE; i++) { |
| int32_t nearImageRow = imageRowToCodewordIndex(imageRow) - i; |
| if (nearImageRow >= 0) { |
| codeword = m_codewords->GetAt(nearImageRow); |
| if (codeword) { |
| return codeword; |
| } |
| } |
| nearImageRow = imageRowToCodewordIndex(imageRow) + i; |
| if (nearImageRow < m_codewords->GetSize()) { |
| codeword = m_codewords->GetAt(nearImageRow); |
| if (codeword) { |
| return codeword; |
| } |
| } |
| } |
| return nullptr; |
| } |
| 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 m_codewords->GetAt(imageRowToCodewordIndex(imageRow)); |
| } |
| CBC_BoundingBox* CBC_DetectionResultColumn::getBoundingBox() { |
| return m_boundingBox; |
| } |
| CFX_ArrayTemplate<CBC_Codeword*>* CBC_DetectionResultColumn::getCodewords() |
| const { |
| 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 = m_codewords->GetAt(i); |
| if (!codeword) { |
| result += (FX_CHAR)row; |
| row++; |
| continue; |
| } |
| result += (FX_CHAR)row; |
| result += codeword->getRowNumber(); |
| result += codeword->getValue(); |
| row++; |
| } |
| return result; |
| } |