1 files changed, 136 insertions, 0 deletions
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
new file mode 100644
index 0000000000..03cd5fba50
--- /dev/null
+++ b/xfa/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
@@ -0,0 +1,136 @@
+// 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;
+}