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Diffstat (limited to 'fxbarcode/datamatrix/BC_SymbolInfo.cpp')
| -rw-r--r-- | fxbarcode/datamatrix/BC_SymbolInfo.cpp | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/fxbarcode/datamatrix/BC_SymbolInfo.cpp b/fxbarcode/datamatrix/BC_SymbolInfo.cpp new file mode 100644 index 0000000000..f98370b90f --- /dev/null +++ b/fxbarcode/datamatrix/BC_SymbolInfo.cpp @@ -0,0 +1,230 @@ +// 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 "fxbarcode/datamatrix/BC_SymbolInfo.h" + +#include "fxbarcode/BC_Dimension.h" +#include "fxbarcode/common/BC_CommonBitMatrix.h" +#include "fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h" +#include "fxbarcode/datamatrix/BC_Encoder.h" +#include "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; +} |