// 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 2006 Jeremias Maerki * * 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/datamatrix/BC_SymbolInfo.h" #include "xfa/fxbarcode/BC_Dimension.h" #include "xfa/fxbarcode/common/BC_CommonBitMatrix.h" #include "xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h" #include "xfa/fxbarcode/datamatrix/BC_Encoder.h" #include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h" namespace { const size_t kSymbolsCount = 30; CBC_SymbolInfo* g_symbols[kSymbolsCount] = { nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr}; } // namespace void CBC_SymbolInfo::Initialize() { g_symbols[0] = new CBC_SymbolInfo(false, 3, 5, 8, 8, 1); g_symbols[1] = new CBC_SymbolInfo(false, 5, 7, 10, 10, 1); g_symbols[2] = new CBC_SymbolInfo(true, 5, 7, 16, 6, 1); g_symbols[3] = new CBC_SymbolInfo(false, 8, 10, 12, 12, 1); g_symbols[4] = new CBC_SymbolInfo(true, 10, 11, 14, 6, 2); g_symbols[5] = new CBC_SymbolInfo(false, 12, 12, 14, 14, 1); g_symbols[6] = new CBC_SymbolInfo(true, 16, 14, 24, 10, 1); g_symbols[7] = new CBC_SymbolInfo(false, 18, 14, 16, 16, 1); g_symbols[8] = new CBC_SymbolInfo(false, 22, 18, 18, 18, 1); g_symbols[9] = new CBC_SymbolInfo(true, 22, 18, 16, 10, 2); g_symbols[10] = new CBC_SymbolInfo(false, 30, 20, 20, 20, 1); g_symbols[11] = new CBC_SymbolInfo(true, 32, 24, 16, 14, 2); g_symbols[12] = new CBC_SymbolInfo(false, 36, 24, 22, 22, 1); g_symbols[13] = new CBC_SymbolInfo(false, 44, 28, 24, 24, 1); g_symbols[14] = new CBC_SymbolInfo(true, 49, 28, 22, 14, 2); g_symbols[15] = new CBC_SymbolInfo(false, 62, 36, 14, 14, 4); g_symbols[16] = new CBC_SymbolInfo(false, 86, 42, 16, 16, 4); g_symbols[17] = new CBC_SymbolInfo(false, 114, 48, 18, 18, 4); g_symbols[18] = new CBC_SymbolInfo(false, 144, 56, 20, 20, 4); g_symbols[19] = new CBC_SymbolInfo(false, 174, 68, 22, 22, 4); g_symbols[20] = new CBC_SymbolInfo(false, 204, 84, 24, 24, 4, 102, 42); g_symbols[21] = new CBC_SymbolInfo(false, 280, 112, 14, 14, 16, 140, 56); g_symbols[22] = new CBC_SymbolInfo(false, 368, 144, 16, 16, 16, 92, 36); g_symbols[23] = new CBC_SymbolInfo(false, 456, 192, 18, 18, 16, 114, 48); g_symbols[24] = new CBC_SymbolInfo(false, 576, 224, 20, 20, 16, 144, 56); g_symbols[25] = new CBC_SymbolInfo(false, 696, 272, 22, 22, 16, 174, 68); g_symbols[26] = new CBC_SymbolInfo(false, 816, 336, 24, 24, 16, 136, 56); g_symbols[27] = new CBC_SymbolInfo(false, 1050, 408, 18, 18, 36, 175, 68); g_symbols[28] = new CBC_SymbolInfo(false, 1304, 496, 20, 20, 36, 163, 62); g_symbols[29] = new CBC_DataMatrixSymbolInfo144(); } void CBC_SymbolInfo::Finalize() { for (size_t i = 0; i < kSymbolsCount; i++) { delete g_symbols[i]; g_symbols[i] = nullptr; } } CBC_SymbolInfo::CBC_SymbolInfo(bool rectangular, int32_t dataCapacity, int32_t errorCodewords, int32_t matrixWidth, int32_t matrixHeight, int32_t dataRegions) { m_rectangular = rectangular; m_dataCapacity = dataCapacity; m_errorCodewords = errorCodewords; m_matrixWidth = matrixWidth; m_matrixHeight = matrixHeight; m_dataRegions = dataRegions; m_rsBlockData = dataCapacity; m_rsBlockError = errorCodewords; } CBC_SymbolInfo::CBC_SymbolInfo(bool rectangular, int32_t dataCapacity, int32_t errorCodewords, int32_t matrixWidth, int32_t matrixHeight, int32_t dataRegions, int32_t rsBlockData, int32_t rsBlockError) { m_rectangular = rectangular; m_dataCapacity = dataCapacity; m_errorCodewords = errorCodewords; m_matrixWidth = matrixWidth; m_matrixHeight = matrixHeight; m_dataRegions = dataRegions; m_rsBlockData = rsBlockData; m_rsBlockError = rsBlockError; } CBC_SymbolInfo::~CBC_SymbolInfo() {} CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, int32_t& e) { return lookup(dataCodewords, FORCE_NONE, true, e); } CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, SymbolShapeHint shape, int32_t& e) { return lookup(dataCodewords, shape, true, e); } CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, bool allowRectangular, bool fail, int32_t& e) { SymbolShapeHint shape = allowRectangular ? FORCE_NONE : FORCE_SQUARE; return lookup(dataCodewords, shape, fail, e); } CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, SymbolShapeHint shape, bool fail, int32_t& e) { return lookup(dataCodewords, shape, nullptr, nullptr, fail, e); } CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, SymbolShapeHint shape, CBC_Dimension* minSize, CBC_Dimension* maxSize, bool fail, int32_t& e) { for (size_t i = 0; i < kSymbolsCount; i++) { CBC_SymbolInfo* symbol = g_symbols[i]; if (shape == FORCE_SQUARE && symbol->m_rectangular) { continue; } if (shape == FORCE_RECTANGLE && !symbol->m_rectangular) { continue; } if (minSize && (symbol->getSymbolWidth(e) < minSize->getWidth() || symbol->getSymbolHeight(e) < minSize->getHeight())) { if (e != BCExceptionNO) return nullptr; continue; } if (maxSize && (symbol->getSymbolWidth(e) > maxSize->getWidth() || symbol->getSymbolHeight(e) > maxSize->getHeight())) { if (e != BCExceptionNO) return nullptr; continue; } if (dataCodewords <= symbol->m_dataCapacity) { return symbol; } } if (fail) e = BCExceptionIllegalDataCodewords; return nullptr; } int32_t CBC_SymbolInfo::getHorizontalDataRegions(int32_t& e) { switch (m_dataRegions) { case 1: return 1; case 2: return 2; case 4: return 2; case 16: return 4; case 36: return 6; default: e = BCExceptionCannotHandleThisNumberOfDataRegions; return 0; } } int32_t CBC_SymbolInfo::getVerticalDataRegions(int32_t& e) { switch (m_dataRegions) { case 1: return 1; case 2: return 1; case 4: return 2; case 16: return 4; case 36: return 6; default: e = BCExceptionCannotHandleThisNumberOfDataRegions; return 0; } } int32_t CBC_SymbolInfo::getSymbolDataWidth(int32_t& e) { return getHorizontalDataRegions(e) * m_matrixWidth; } int32_t CBC_SymbolInfo::getSymbolDataHeight(int32_t& e) { return getVerticalDataRegions(e) * m_matrixHeight; } int32_t CBC_SymbolInfo::getSymbolWidth(int32_t& e) { return getSymbolDataWidth(e) + (getHorizontalDataRegions(e) * 2); } int32_t CBC_SymbolInfo::getSymbolHeight(int32_t& e) { return getSymbolDataHeight(e) + (getVerticalDataRegions(e) * 2); } int32_t CBC_SymbolInfo::getCodewordCount() { return m_dataCapacity + m_errorCodewords; } int32_t CBC_SymbolInfo::getInterleavedBlockCount() { return m_dataCapacity / m_rsBlockData; } int32_t CBC_SymbolInfo::getDataLengthForInterleavedBlock(int32_t index) { return m_rsBlockData; } int32_t CBC_SymbolInfo::getErrorLengthForInterleavedBlock(int32_t index) { return m_rsBlockError; }