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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 // Original code is licensed as follows: | |
| 7 /* | |
| 8 * Copyright 2008 ZXing authors | |
| 9 * | |
| 10 * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 11 * you may not use this file except in compliance with the License. | |
| 12 * You may obtain a copy of the License at | |
| 13 * | |
| 14 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 15 * | |
| 16 * Unless required by applicable law or agreed to in writing, software | |
| 17 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 19 * See the License for the specific language governing permissions and | |
| 20 * limitations under the License. | |
| 21 */ | |
| 22 | |
| 23 #include "xfa/src/fxbarcode/BC_BinaryBitmap.h" | |
| 24 #include "xfa/src/fxbarcode/BC_Dimension.h" | |
| 25 #include "xfa/src/fxbarcode/BC_TwoDimWriter.h" | |
| 26 #include "xfa/src/fxbarcode/BC_UtilCodingConvert.h" | |
| 27 #include "xfa/src/fxbarcode/BC_Writer.h" | |
| 28 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h" | |
| 29 #include "xfa/src/fxbarcode/common/BC_CommonByteMatrix.h" | |
| 30 #include "xfa/src/fxbarcode/datamatrix/BC_ASCIIEncoder.h" | |
| 31 #include "xfa/src/fxbarcode/datamatrix/BC_Base256Encoder.h" | |
| 32 #include "xfa/src/fxbarcode/datamatrix/BC_C40Encoder.h" | |
| 33 #include "xfa/src/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h" | |
| 34 #include "xfa/src/fxbarcode/datamatrix/BC_DataMatrixWriter.h" | |
| 35 #include "xfa/src/fxbarcode/datamatrix/BC_DefaultPlacement.h" | |
| 36 #include "xfa/src/fxbarcode/datamatrix/BC_EdifactEncoder.h" | |
| 37 #include "xfa/src/fxbarcode/datamatrix/BC_Encoder.h" | |
| 38 #include "xfa/src/fxbarcode/datamatrix/BC_EncoderContext.h" | |
| 39 #include "xfa/src/fxbarcode/datamatrix/BC_ErrorCorrection.h" | |
| 40 #include "xfa/src/fxbarcode/datamatrix/BC_HighLevelEncoder.h" | |
| 41 #include "xfa/src/fxbarcode/datamatrix/BC_SymbolInfo.h" | |
| 42 #include "xfa/src/fxbarcode/datamatrix/BC_SymbolShapeHint.h" | |
| 43 #include "xfa/src/fxbarcode/datamatrix/BC_TextEncoder.h" | |
| 44 #include "xfa/src/fxbarcode/datamatrix/BC_X12Encoder.h" | |
| 45 | |
| 46 CBC_DataMatrixWriter::CBC_DataMatrixWriter() {} | |
| 47 CBC_DataMatrixWriter::~CBC_DataMatrixWriter() {} | |
| 48 FX_BOOL CBC_DataMatrixWriter::SetErrorCorrectionLevel(int32_t level) { | |
| 49 m_iCorrectLevel = level; | |
| 50 return TRUE; | |
| 51 } | |
| 52 uint8_t* CBC_DataMatrixWriter::Encode(const CFX_WideString& contents, | |
| 53 int32_t& outWidth, | |
| 54 int32_t& outHeight, | |
| 55 int32_t& e) { | |
| 56 if (outWidth < 0 || outHeight < 0) { | |
| 57 e = BCExceptionHeightAndWidthMustBeAtLeast1; | |
| 58 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 59 } | |
| 60 CBC_SymbolShapeHint::SymbolShapeHint shape = | |
| 61 CBC_SymbolShapeHint::FORCE_SQUARE; | |
| 62 CBC_Dimension* minSize = NULL; | |
| 63 CBC_Dimension* maxSize = NULL; | |
| 64 CFX_WideString ecLevel; | |
| 65 CFX_WideString encoded = CBC_HighLevelEncoder::encodeHighLevel( | |
| 66 contents, ecLevel, shape, minSize, maxSize, e); | |
| 67 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 68 CBC_SymbolInfo* symbolInfo = CBC_SymbolInfo::lookup( | |
| 69 encoded.GetLength(), shape, minSize, maxSize, TRUE, e); | |
| 70 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 71 CFX_WideString codewords = | |
| 72 CBC_ErrorCorrection::encodeECC200(encoded, symbolInfo, e); | |
| 73 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 74 CBC_DefaultPlacement* placement = | |
| 75 new CBC_DefaultPlacement(codewords, symbolInfo->getSymbolDataWidth(e), | |
| 76 symbolInfo->getSymbolDataHeight(e)); | |
| 77 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 78 placement->place(); | |
| 79 CBC_CommonByteMatrix* bytematrix = encodeLowLevel(placement, symbolInfo, e); | |
| 80 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 81 outWidth = bytematrix->GetWidth(); | |
| 82 outHeight = bytematrix->GetHeight(); | |
| 83 uint8_t* result = FX_Alloc2D(uint8_t, outWidth, outHeight); | |
| 84 FXSYS_memcpy(result, bytematrix->GetArray(), outWidth * outHeight); | |
| 85 delete bytematrix; | |
| 86 delete placement; | |
| 87 return result; | |
| 88 } | |
| 89 CBC_CommonByteMatrix* CBC_DataMatrixWriter::encodeLowLevel( | |
| 90 CBC_DefaultPlacement* placement, | |
| 91 CBC_SymbolInfo* symbolInfo, | |
| 92 int32_t& e) { | |
| 93 int32_t symbolWidth = symbolInfo->getSymbolDataWidth(e); | |
| 94 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 95 int32_t symbolHeight = symbolInfo->getSymbolDataHeight(e); | |
| 96 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 97 CBC_CommonByteMatrix* matrix = new CBC_CommonByteMatrix( | |
| 98 symbolInfo->getSymbolWidth(e), symbolInfo->getSymbolHeight(e)); | |
| 99 BC_EXCEPTION_CHECK_ReturnValue(e, NULL); | |
| 100 matrix->Init(); | |
| 101 int32_t matrixY = 0; | |
| 102 for (int32_t y = 0; y < symbolHeight; y++) { | |
| 103 int32_t matrixX; | |
| 104 if ((y % symbolInfo->m_matrixHeight) == 0) { | |
| 105 matrixX = 0; | |
| 106 for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) { | |
| 107 matrix->Set(matrixX, matrixY, (x % 2) == 0); | |
| 108 matrixX++; | |
| 109 } | |
| 110 matrixY++; | |
| 111 } | |
| 112 matrixX = 0; | |
| 113 for (int32_t x = 0; x < symbolWidth; x++) { | |
| 114 if ((x % symbolInfo->m_matrixWidth) == 0) { | |
| 115 matrix->Set(matrixX, matrixY, TRUE); | |
| 116 matrixX++; | |
| 117 } | |
| 118 matrix->Set(matrixX, matrixY, placement->getBit(x, y)); | |
| 119 matrixX++; | |
| 120 if ((x % symbolInfo->m_matrixWidth) == symbolInfo->m_matrixWidth - 1) { | |
| 121 matrix->Set(matrixX, matrixY, (y % 2) == 0); | |
| 122 matrixX++; | |
| 123 } | |
| 124 } | |
| 125 matrixY++; | |
| 126 if ((y % symbolInfo->m_matrixHeight) == symbolInfo->m_matrixHeight - 1) { | |
| 127 matrixX = 0; | |
| 128 for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) { | |
| 129 matrix->Set(matrixX, matrixY, TRUE); | |
| 130 matrixX++; | |
| 131 } | |
| 132 matrixY++; | |
| 133 } | |
| 134 } | |
| 135 return matrix; | |
| 136 } | |
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