| // 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())) { |
| BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); |
| continue; |
| } |
| if (maxSize && (symbol->getSymbolWidth(e) > maxSize->getWidth() || |
| symbol->getSymbolHeight(e) > maxSize->getHeight())) { |
| BC_EXCEPTION_CHECK_ReturnValue(e, 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; |
| } |