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// 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 2010 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_OnedUPCAWriter.h"
#include <vector>
#include "core/fxge/cfx_defaultrenderdevice.h"
#include "fxbarcode/BC_Writer.h"
#include "fxbarcode/oned/BC_OneDimWriter.h"
#include "fxbarcode/oned/BC_OnedEAN13Writer.h"
#include "third_party/base/ptr_util.h"
CBC_OnedUPCAWriter::CBC_OnedUPCAWriter() {
m_bLeftPadding = true;
m_bRightPadding = true;
}
void CBC_OnedUPCAWriter::Init() {
m_subWriter = pdfium::MakeUnique<CBC_OnedEAN13Writer>();
}
CBC_OnedUPCAWriter::~CBC_OnedUPCAWriter() {}
bool CBC_OnedUPCAWriter::CheckContentValidity(const CFX_WideStringC& contents) {
for (FX_STRSIZE i = 0; i < contents.GetLength(); ++i) {
if (contents[i] < '0' || contents[i] > '9')
return false;
}
return true;
}
CFX_WideString CBC_OnedUPCAWriter::FilterContents(
const CFX_WideStringC& contents) {
CFX_WideString filtercontents;
wchar_t ch;
for (FX_STRSIZE i = 0; i < contents.GetLength(); i++) {
ch = contents[i];
if (ch > 175) {
i++;
continue;
}
if (ch >= '0' && ch <= '9') {
filtercontents += ch;
}
}
return filtercontents;
}
int32_t CBC_OnedUPCAWriter::CalcChecksum(const CFX_ByteString& contents) {
int32_t odd = 0;
int32_t even = 0;
FX_STRSIZE j = 1;
for (FX_STRSIZE i = contents.GetLength(); i > 0; i--) {
if (j % 2) {
odd += FXSYS_atoi(contents.Mid(i - 1, 1).c_str());
} else {
even += FXSYS_atoi(contents.Mid(i - 1, 1).c_str());
}
j++;
}
int32_t checksum = (odd * 3 + even) % 10;
checksum = (10 - checksum) % 10;
return checksum;
}
uint8_t* CBC_OnedUPCAWriter::EncodeWithHint(const CFX_ByteString& contents,
BCFORMAT format,
int32_t& outWidth,
int32_t& outHeight,
int32_t hints) {
if (format != BCFORMAT_UPC_A)
return nullptr;
CFX_ByteString toEAN13String = '0' + contents;
m_iDataLenth = 13;
return m_subWriter->EncodeWithHint(toEAN13String, BCFORMAT_EAN_13, outWidth,
outHeight, hints);
}
uint8_t* CBC_OnedUPCAWriter::EncodeImpl(const CFX_ByteString& contents,
int32_t& outLength) {
return nullptr;
}
bool CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
CFX_RenderDevice* device,
const CFX_Matrix* matrix,
int32_t barWidth,
int32_t multiple) {
if (!device)
return false;
int32_t leftPadding = 7 * multiple;
int32_t leftPosition = 10 * multiple + leftPadding;
CFX_ByteString str = FX_UTF8Encode(contents);
int32_t iLen = str.GetLength();
std::vector<FXTEXT_CHARPOS> charpos(iLen);
CFX_ByteString tempStr = str.Mid(1, 5);
float strWidth = (float)35 * multiple;
float blank = 0.0;
iLen = tempStr.GetLength();
int32_t iFontSize = (int32_t)fabs(m_fFontSize);
int32_t iTextHeight = iFontSize + 1;
CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
CFX_FloatRect rect((float)leftPosition, (float)(m_Height - iTextHeight),
(float)(leftPosition + strWidth - 0.5), (float)m_Height);
matr.Concat(*matrix);
FX_RECT re = matr.TransformRect(rect).GetOuterRect();
device->FillRect(&re, m_backgroundColor);
CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
CFX_FloatRect rect1((float)(leftPosition + 40 * multiple),
(float)(m_Height - iTextHeight),
(float)((leftPosition + 40 * multiple) + strWidth - 0.5),
(float)m_Height);
matr1.Concat(*matrix);
re = matr1.TransformRect(rect1).GetOuterRect();
device->FillRect(&re, m_backgroundColor);
float strWidth1 = (float)multiple * 7;
CFX_Matrix matr2(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
CFX_FloatRect rect2(0.0, (float)(m_Height - iTextHeight),
(float)strWidth1 - 1, (float)m_Height);
matr2.Concat(*matrix);
re = matr2.TransformRect(rect2).GetOuterRect();
device->FillRect(&re, m_backgroundColor);
CFX_Matrix matr3(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
CFX_FloatRect rect3((float)(leftPosition + 85 * multiple),
(float)(m_Height - iTextHeight),
(float)((leftPosition + 85 * multiple) + strWidth1 - 0.5),
(float)m_Height);
matr3.Concat(*matrix);
re = matr3.TransformRect(rect3).GetOuterRect();
device->FillRect(&re, m_backgroundColor);
strWidth = strWidth * m_outputHScale;
CalcTextInfo(tempStr, &charpos[1], m_pFont.Get(), strWidth, iFontSize, blank);
{
CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
(float)leftPosition * m_outputHScale,
(float)(m_Height - iTextHeight + iFontSize));
if (matrix)
affine_matrix1.Concat(*matrix);
device->DrawNormalText(iLen, &charpos[1], m_pFont.Get(),
static_cast<float>(iFontSize), &affine_matrix1,
m_fontColor, FXTEXT_CLEARTYPE);
}
tempStr = str.Mid(6, 5);
iLen = tempStr.GetLength();
CalcTextInfo(tempStr, &charpos[6], m_pFont.Get(), strWidth, iFontSize, blank);
{
CFX_Matrix affine_matrix1(
1.0, 0.0, 0.0, -1.0,
(float)(leftPosition + 40 * multiple) * m_outputHScale,
(float)(m_Height - iTextHeight + iFontSize));
if (matrix)
affine_matrix1.Concat(*matrix);
device->DrawNormalText(iLen, &charpos[6], m_pFont.Get(),
static_cast<float>(iFontSize), &affine_matrix1,
m_fontColor, FXTEXT_CLEARTYPE);
}
tempStr = str.Left(1);
iLen = tempStr.GetLength();
strWidth = (float)multiple * 7;
strWidth = strWidth * m_outputHScale;
CalcTextInfo(tempStr, charpos.data(), m_pFont.Get(), strWidth, iFontSize,
blank);
{
CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0, 0,
(float)(m_Height - iTextHeight + iFontSize));
if (matrix)
affine_matrix1.Concat(*matrix);
device->DrawNormalText(iLen, charpos.data(), m_pFont.Get(),
static_cast<float>(iFontSize), &affine_matrix1,
m_fontColor, FXTEXT_CLEARTYPE);
}
tempStr = str.Mid(11, 1);
iLen = tempStr.GetLength();
CalcTextInfo(tempStr, &charpos[11], m_pFont.Get(), strWidth, iFontSize,
blank);
{
CFX_Matrix affine_matrix1(
1.0, 0.0, 0.0, -1.0,
(float)(leftPosition + 85 * multiple) * m_outputHScale,
(float)(m_Height - iTextHeight + iFontSize));
if (matrix)
affine_matrix1.Concat(*matrix);
device->DrawNormalText(iLen, &charpos[11], m_pFont.Get(),
static_cast<float>(iFontSize), &affine_matrix1,
m_fontColor, FXTEXT_CLEARTYPE);
}
return true;
}
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