// 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() - 1; i >= 0; i--) { if (j % 2) { odd += FXSYS_atoi(contents.Mid(i, 1).c_str()); } else { even += FXSYS_atoi(contents.Mid(i, 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; }