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-rw-r--r--xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp136
1 files changed, 136 insertions, 0 deletions
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
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+// 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 2008 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 "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_Dimension.h"
+#include "xfa/fxbarcode/BC_TwoDimWriter.h"
+#include "xfa/fxbarcode/BC_UtilCodingConvert.h"
+#include "xfa/fxbarcode/BC_Writer.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h"
+#include "xfa/fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.h"
+#include "xfa/fxbarcode/datamatrix/BC_DefaultPlacement.h"
+#include "xfa/fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_Encoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "xfa/fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "xfa/fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "xfa/fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "xfa/fxbarcode/datamatrix/BC_TextEncoder.h"
+#include "xfa/fxbarcode/datamatrix/BC_X12Encoder.h"
+
+CBC_DataMatrixWriter::CBC_DataMatrixWriter() {}
+CBC_DataMatrixWriter::~CBC_DataMatrixWriter() {}
+FX_BOOL CBC_DataMatrixWriter::SetErrorCorrectionLevel(int32_t level) {
+ m_iCorrectLevel = level;
+ return TRUE;
+}
+uint8_t* CBC_DataMatrixWriter::Encode(const CFX_WideString& contents,
+ int32_t& outWidth,
+ int32_t& outHeight,
+ int32_t& e) {
+ if (outWidth < 0 || outHeight < 0) {
+ e = BCExceptionHeightAndWidthMustBeAtLeast1;
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ }
+ CBC_SymbolShapeHint::SymbolShapeHint shape =
+ CBC_SymbolShapeHint::FORCE_SQUARE;
+ CBC_Dimension* minSize = NULL;
+ CBC_Dimension* maxSize = NULL;
+ CFX_WideString ecLevel;
+ CFX_WideString encoded = CBC_HighLevelEncoder::encodeHighLevel(
+ contents, ecLevel, shape, minSize, maxSize, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_SymbolInfo* symbolInfo = CBC_SymbolInfo::lookup(
+ encoded.GetLength(), shape, minSize, maxSize, TRUE, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CFX_WideString codewords =
+ CBC_ErrorCorrection::encodeECC200(encoded, symbolInfo, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_DefaultPlacement* placement =
+ new CBC_DefaultPlacement(codewords, symbolInfo->getSymbolDataWidth(e),
+ symbolInfo->getSymbolDataHeight(e));
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ placement->place();
+ CBC_CommonByteMatrix* bytematrix = encodeLowLevel(placement, symbolInfo, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ outWidth = bytematrix->GetWidth();
+ outHeight = bytematrix->GetHeight();
+ uint8_t* result = FX_Alloc2D(uint8_t, outWidth, outHeight);
+ FXSYS_memcpy(result, bytematrix->GetArray(), outWidth * outHeight);
+ delete bytematrix;
+ delete placement;
+ return result;
+}
+CBC_CommonByteMatrix* CBC_DataMatrixWriter::encodeLowLevel(
+ CBC_DefaultPlacement* placement,
+ CBC_SymbolInfo* symbolInfo,
+ int32_t& e) {
+ int32_t symbolWidth = symbolInfo->getSymbolDataWidth(e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ int32_t symbolHeight = symbolInfo->getSymbolDataHeight(e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_CommonByteMatrix* matrix = new CBC_CommonByteMatrix(
+ symbolInfo->getSymbolWidth(e), symbolInfo->getSymbolHeight(e));
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ matrix->Init();
+ int32_t matrixY = 0;
+ for (int32_t y = 0; y < symbolHeight; y++) {
+ int32_t matrixX;
+ if ((y % symbolInfo->m_matrixHeight) == 0) {
+ matrixX = 0;
+ for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) {
+ matrix->Set(matrixX, matrixY, (x % 2) == 0);
+ matrixX++;
+ }
+ matrixY++;
+ }
+ matrixX = 0;
+ for (int32_t x = 0; x < symbolWidth; x++) {
+ if ((x % symbolInfo->m_matrixWidth) == 0) {
+ matrix->Set(matrixX, matrixY, TRUE);
+ matrixX++;
+ }
+ matrix->Set(matrixX, matrixY, placement->getBit(x, y));
+ matrixX++;
+ if ((x % symbolInfo->m_matrixWidth) == symbolInfo->m_matrixWidth - 1) {
+ matrix->Set(matrixX, matrixY, (y % 2) == 0);
+ matrixX++;
+ }
+ }
+ matrixY++;
+ if ((y % symbolInfo->m_matrixHeight) == symbolInfo->m_matrixHeight - 1) {
+ matrixX = 0;
+ for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) {
+ matrix->Set(matrixX, matrixY, TRUE);
+ matrixX++;
+ }
+ matrixY++;
+ }
+ }
+ return matrix;
+}