xref: /aosp_15_r20/external/pdfium/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1 // Copyright 2014 The PDFium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 // Original code is licensed as follows:
7 /*
8  * Copyright 2011 ZXing authors
9  *
10  * Licensed under the Apache License, Version 2.0 (the "License");
11  * you may not use this file except in compliance with the License.
12  * You may obtain a copy of the License at
13  *
14  *      http://www.apache.org/licenses/LICENSE-2.0
15  *
16  * Unless required by applicable law or agreed to in writing, software
17  * distributed under the License is distributed on an "AS IS" BASIS,
18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19  * See the License for the specific language governing permissions and
20  * limitations under the License.
21  */
22 
23 #include "fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
24 
25 #include <stdint.h>
26 
27 #include "core/fxcrt/data_vector.h"
28 #include "core/fxcrt/span_util.h"
29 #include "fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
30 
CBC_BarcodeMatrix(size_t width,size_t height)31 CBC_BarcodeMatrix::CBC_BarcodeMatrix(size_t width, size_t height)
32     : m_width((width + 4) * 17 + 1), m_height(height) {
33   m_matrix.resize(m_height);
34   for (size_t i = 0; i < m_height; ++i)
35     m_matrix[i] = std::make_unique<CBC_BarcodeRow>(m_width);
36 }
37 
38 CBC_BarcodeMatrix::~CBC_BarcodeMatrix() = default;
39 
toBitArray()40 DataVector<uint8_t> CBC_BarcodeMatrix::toBitArray() {
41   DataVector<uint8_t> bit_array(m_width * m_height);
42   pdfium::span<uint8_t> bit_array_span(bit_array);
43   for (size_t i = 0; i < m_height; ++i)
44     fxcrt::spancpy(bit_array_span.subspan(i * m_width), m_matrix[i]->GetRow());
45   return bit_array;
46 }
47