60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
// Copyright 2014 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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// Original code is licensed as follows:
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/*
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* Copyright 2008 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "fxbarcode/common/BC_CommonByteMatrix.h"
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#include <algorithm>
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#include <iterator>
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#include <utility>
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#include "core/fxcrt/data_vector.h"
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#include "third_party/base/check_op.h"
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CBC_CommonByteMatrix::CBC_CommonByteMatrix(size_t width, size_t height)
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: m_width(width), m_height(height) {
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static constexpr size_t kMaxBytes = 256 * 1024 * 1024; // 256 MB.
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static constexpr uint8_t kDefaultFill = 0xff;
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CHECK_LT(m_width, kMaxBytes / m_height);
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m_bytes.resize(m_width * m_height, kDefaultFill);
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}
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CBC_CommonByteMatrix::~CBC_CommonByteMatrix() = default;
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DataVector<uint8_t> CBC_CommonByteMatrix::TakeArray() {
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return std::move(m_bytes);
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}
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uint8_t CBC_CommonByteMatrix::Get(size_t x, size_t y) const {
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const size_t offset = y * m_width + x;
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CHECK_LT(offset, m_bytes.size());
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return m_bytes[offset];
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}
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void CBC_CommonByteMatrix::Set(size_t x, size_t y, uint8_t value) {
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const size_t offset = y * m_width + x;
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CHECK_LT(offset, m_bytes.size());
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m_bytes[offset] = value;
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}
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void CBC_CommonByteMatrix::Fill(uint8_t value) {
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std::fill(std::begin(m_bytes), std::end(m_bytes), value);
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}
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