1 // Copyright 2016 PDFium Authors. All rights reserved. 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 /* 7 * Copyright 2011 ZXing authors 8 * 9 * Licensed under the Apache License, Version 2.0 (the "License"); 10 * you may not use this file except in compliance with the License. 11 * You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 */ 21 22 #include "fxbarcode/cbc_qrcode.h" 23 24 #include <memory> 25 26 #include "fxbarcode/qrcode/BC_QRCodeWriter.h" 27 #include "third_party/base/ptr_util.h" 28 29 CBC_QRCode::CBC_QRCode() 30 : CBC_CodeBase(pdfium::MakeUnique<CBC_QRCodeWriter>()) {} 31 32 CBC_QRCode::~CBC_QRCode() {} 33 34 bool CBC_QRCode::SetErrorCorrectionLevel(int32_t level) { 35 if (level < 0 || level > 3) 36 return false; 37 return GetQRCodeWriter()->SetErrorCorrectionLevel(level); 38 } 39 40 bool CBC_QRCode::Encode(const WideStringView& contents) { 41 int32_t outWidth = 0; 42 int32_t outHeight = 0; 43 CBC_QRCodeWriter* pWriter = GetQRCodeWriter(); 44 std::unique_ptr<uint8_t, FxFreeDeleter> data( 45 pWriter->Encode(WideString(contents), pWriter->GetErrorCorrectionLevel(), 46 outWidth, outHeight)); 47 if (!data) 48 return false; 49 return pWriter->RenderResult(data.get(), outWidth, outHeight); 50 } 51 52 bool CBC_QRCode::RenderDevice(CFX_RenderDevice* device, 53 const CFX_Matrix* matrix) { 54 GetQRCodeWriter()->RenderDeviceResult(device, matrix); 55 return true; 56 } 57 58 BC_TYPE CBC_QRCode::GetType() { 59 return BC_QR_CODE; 60 } 61 62 CBC_QRCodeWriter* CBC_QRCode::GetQRCodeWriter() { 63 return static_cast<CBC_QRCodeWriter*>(m_pBCWriter.get()); 64 } 65
