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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_code128.h"
#include "xfa/fxbarcode/BC_BinaryBitmap.h"
#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
#include "xfa/fxbarcode/oned/BC_OnedCode128Reader.h"
#include "xfa/fxbarcode/oned/BC_OnedCode128Writer.h"
CBC_Code128::CBC_Code128(BC_TYPE type) {
m_pBCReader = (CBC_Reader*)new (CBC_OnedCode128Reader);
m_pBCWriter = (CBC_Writer*)new CBC_OnedCode128Writer(type);
}
CBC_Code128::~CBC_Code128() {
delete (m_pBCReader);
delete (m_pBCWriter);
}
FX_BOOL CBC_Code128::SetTextLocation(BC_TEXT_LOC location) {
if (m_pBCWriter)
return ((CBC_OnedCode128Writer*)m_pBCWriter)->SetTextLocation(location);
return FALSE;
}
FX_BOOL CBC_Code128::Encode(const CFX_WideStringC& contents,
FX_BOOL isDevice,
int32_t& e) {
if (contents.IsEmpty()) {
e = BCExceptionNoContents;
return FALSE;
}
BCFORMAT format = BCFORMAT_CODE_128;
int32_t outWidth = 0;
int32_t outHeight = 0;
CFX_WideString content = contents;
if (contents.GetLength() % 2 &&
((CBC_OnedCode128Writer*)m_pBCWriter)->GetType() == BC_CODE128_C) {
content += '0';
}
CFX_WideString encodeContents = ((CBC_OnedCode128Writer*)m_pBCWriter)
->FilterContents(content.AsStringC());
m_renderContents = encodeContents;
CFX_ByteString byteString = encodeContents.UTF8Encode();
uint8_t* data = static_cast<CBC_OnedCode128Writer*>(m_pBCWriter)
->Encode(byteString, format, outWidth, outHeight, e);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
((CBC_OneDimWriter*)m_pBCWriter)
->RenderResult(encodeContents.AsStringC(), data, outWidth, isDevice, e);
FX_Free(data);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
return TRUE;
}
FX_BOOL CBC_Code128::RenderDevice(CFX_RenderDevice* device,
const CFX_Matrix* matrix,
int32_t& e) {
((CBC_OneDimWriter*)m_pBCWriter)
->RenderDeviceResult(device, matrix, m_renderContents.AsStringC(), e);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
return TRUE;
}
FX_BOOL CBC_Code128::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) {
((CBC_OneDimWriter*)m_pBCWriter)
->RenderBitmapResult(pOutBitmap, m_renderContents.AsStringC(), e);
BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
return TRUE;
}
CFX_WideString CBC_Code128::Decode(uint8_t* buf,
int32_t width,
int32_t height,
int32_t& e) {
CFX_WideString str;
return str;
}
CFX_WideString CBC_Code128::Decode(CFX_DIBitmap* pBitmap, int32_t& e) {
CBC_BufferedImageLuminanceSource source(pBitmap);
CBC_GlobalHistogramBinarizer binarizer(&source);
CBC_BinaryBitmap bitmap(&binarizer);
CFX_ByteString str = m_pBCReader->Decode(&bitmap, 0, e);
BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L""));
return CFX_WideString::FromUTF8(str.AsStringC());
}
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