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// Copyright 2016 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
/*
* Copyright 2011 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 "xfa/fxbarcode/cbc_qrcode.h"
#include "xfa/fxbarcode/BC_BinaryBitmap.h"
#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h"
#include "xfa/fxbarcode/qrcode/BC_QRCodeWriter.h"
CBC_QRCode::CBC_QRCode() {
m_pBCReader = (CBC_Reader*)new (CBC_QRCodeReader);
((CBC_QRCodeReader*)m_pBCReader)->Init();
m_pBCWriter = (CBC_Writer*)new (CBC_QRCodeWriter);
}
CBC_QRCode::~CBC_QRCode() {
delete (m_pBCReader);
delete (m_pBCWriter);
}
FX_BOOL CBC_QRCode::SetVersion(int32_t version) {
if (version < 0 || version > 40)
return FALSE;
if (!m_pBCWriter)
return FALSE;
return ((CBC_QRCodeWriter*)m_pBCWriter)->SetVersion(version);
}
FX_BOOL CBC_QRCode::SetErrorCorrectionLevel(int32_t level) {
if (level < 0 || level > 3)
return FALSE;
if (!m_pBCWriter)
return FALSE;
return ((CBC_TwoDimWriter*)m_pBCWriter)->SetErrorCorrectionLevel(level);
}
FX_BOOL CBC_QRCode::Encode(const CFX_WideStringC& contents,
FX_BOOL isDevice,
int32_t& e) {
int32_t outWidth = 0;
int32_t outHeight = 0;
uint8_t* data = ((CBC_QRCodeWriter*)m_pBCWriter)
->Encode(contents, ((CBC_QRCodeWriter*)m_pBCWriter)
->GetErrorCorrectionLevel(),
outWidth, outHeight, e);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
((CBC_TwoDimWriter*)m_pBCWriter)->RenderResult(data, outWidth, outHeight, e);
FX_Free(data);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
return TRUE;
}
FX_BOOL CBC_QRCode::RenderDevice(CFX_RenderDevice* device,
const CFX_Matrix* matirx,
int32_t& e) {
((CBC_TwoDimWriter*)m_pBCWriter)->RenderDeviceResult(device, matirx);
return TRUE;
}
FX_BOOL CBC_QRCode::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
((CBC_TwoDimWriter*)m_pBCWriter)->RenderBitmapResult(pOutBitmap, e);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
return TRUE;
}
CFX_WideString CBC_QRCode::Decode(uint8_t* buf,
int32_t width,
int32_t hight,
int32_t& e) {
CFX_WideString str;
return str;
}
CFX_WideString CBC_QRCode::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
CBC_BufferedImageLuminanceSource source(pBitmap);
CBC_GlobalHistogramBinarizer binarizer(&source);
CBC_BinaryBitmap bitmap(&binarizer);
CFX_ByteString retStr = m_pBCReader->Decode(&bitmap, 0, e);
BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
return CFX_WideString::FromUTF8(retStr.AsByteStringC());
}
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