| // 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 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/qrcode/BC_QRCodeWriter.h" |
| |
| #include "fxbarcode/common/BC_CommonByteMatrix.h" |
| #include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h" |
| #include "fxbarcode/qrcode/BC_QRCoder.h" |
| #include "fxbarcode/qrcode/BC_QRCoderEncoder.h" |
| #include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h" |
| #include "fxbarcode/qrcode/BC_QRCoderMode.h" |
| #include "fxbarcode/qrcode/BC_QRCoderVersion.h" |
| #include "third_party/base/stl_util.h" |
| |
| CBC_QRCodeWriter::CBC_QRCodeWriter() : CBC_TwoDimWriter(true) {} |
| |
| CBC_QRCodeWriter::~CBC_QRCodeWriter() = default; |
| |
| bool CBC_QRCodeWriter::SetErrorCorrectionLevel(int32_t level) { |
| if (level < 0 || level > 3) { |
| return false; |
| } |
| set_error_correction_level(level); |
| return true; |
| } |
| |
| std::vector<uint8_t> CBC_QRCodeWriter::Encode(const WideStringView& contents, |
| int32_t ecLevel, |
| int32_t* pOutWidth, |
| int32_t* pOutHeight) { |
| std::vector<uint8_t> results; |
| CBC_QRCoderErrorCorrectionLevel* ec = nullptr; |
| switch (ecLevel) { |
| case 0: |
| ec = CBC_QRCoderErrorCorrectionLevel::L; |
| break; |
| case 1: |
| ec = CBC_QRCoderErrorCorrectionLevel::M; |
| break; |
| case 2: |
| ec = CBC_QRCoderErrorCorrectionLevel::Q; |
| break; |
| case 3: |
| ec = CBC_QRCoderErrorCorrectionLevel::H; |
| break; |
| default: |
| return results; |
| } |
| CBC_QRCoder qr; |
| if (!CBC_QRCoderEncoder::Encode(contents, ec, &qr)) |
| return results; |
| |
| *pOutWidth = qr.GetMatrixWidth(); |
| *pOutHeight = qr.GetMatrixWidth(); |
| results = pdfium::Vector2D<uint8_t>(*pOutWidth, *pOutHeight); |
| memcpy(results.data(), qr.GetMatrix()->GetArray().data(), |
| *pOutWidth * *pOutHeight); |
| return results; |
| } |