| // Copyright 2014 The PDFium Authors |
| // 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 2008 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 "fxbarcode/common/BC_CommonByteMatrix.h" |
| |
| #include <algorithm> |
| #include <iterator> |
| #include <utility> |
| |
| #include "core/fxcrt/data_vector.h" |
| #include "third_party/base/check_op.h" |
| |
| CBC_CommonByteMatrix::CBC_CommonByteMatrix(size_t width, size_t height) |
| : m_width(width), m_height(height) { |
| static constexpr size_t kMaxBytes = 256 * 1024 * 1024; // 256 MB. |
| static constexpr uint8_t kDefaultFill = 0xff; |
| CHECK_LT(m_width, kMaxBytes / m_height); |
| m_bytes.resize(m_width * m_height, kDefaultFill); |
| } |
| |
| CBC_CommonByteMatrix::~CBC_CommonByteMatrix() = default; |
| |
| DataVector<uint8_t> CBC_CommonByteMatrix::TakeArray() { |
| return std::move(m_bytes); |
| } |
| |
| uint8_t CBC_CommonByteMatrix::Get(size_t x, size_t y) const { |
| const size_t offset = y * m_width + x; |
| CHECK_LT(offset, m_bytes.size()); |
| return m_bytes[offset]; |
| } |
| |
| void CBC_CommonByteMatrix::Set(size_t x, size_t y, uint8_t value) { |
| const size_t offset = y * m_width + x; |
| CHECK_LT(offset, m_bytes.size()); |
| m_bytes[offset] = value; |
| } |
| |
| void CBC_CommonByteMatrix::Fill(uint8_t value) { |
| std::fill(std::begin(m_bytes), std::end(m_bytes), value); |
| } |