chromium/third_party/pdfium/fxbarcode/oned/BC_OnedEAN13Writer.cpp

// 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 2009 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/oned/BC_OnedEAN13Writer.h"

#include <math.h>

#include <algorithm>
#include <array>
#include <memory>
#include <vector>

#include "core/fxcrt/fx_extension.h"
#include "core/fxge/cfx_defaultrenderdevice.h"
#include "core/fxge/text_char_pos.h"
#include "fxbarcode/BC_Writer.h"
#include "fxbarcode/oned/BC_OneDimWriter.h"
#include "fxbarcode/oned/BC_OnedEANChecksum.h"

namespace {

constexpr std::array<const int8_t, 10> kFirstDigitEncodings = …;

const uint8_t kOnedEAN13StartPattern[3] = …;
const uint8_t kOnedEAN13MiddlePattern[5] = …;

LPatternRow;
constexpr std::array<const LPatternRow, 10> kOnedEAN13LPatternTable = …;

LGPatternRow;
constexpr std::array<const LGPatternRow, 20> kOnedEAN13LGPatternTable = …;

}  // namespace

CBC_OnedEAN13Writer::CBC_OnedEAN13Writer() { … }
CBC_OnedEAN13Writer::~CBC_OnedEAN13Writer() = default;

bool CBC_OnedEAN13Writer::CheckContentValidity(WideStringView contents) { … }

WideString CBC_OnedEAN13Writer::FilterContents(WideStringView contents) { … }

int32_t CBC_OnedEAN13Writer::CalcChecksum(const ByteString& contents) { … }

DataVector<uint8_t> CBC_OnedEAN13Writer::Encode(const ByteString& contents) { … }

bool CBC_OnedEAN13Writer::ShowChars(WideStringView contents,
                                    CFX_RenderDevice* device,
                                    const CFX_Matrix& matrix,
                                    int32_t barWidth) { … }