1 files changed, 115 insertions, 0 deletions
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417Writer.cpp b/xfa/fxbarcode/pdf417/BC_PDF417Writer.cpp
new file mode 100644
index 0000000000..765c1d613c
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+++ b/xfa/fxbarcode/pdf417/BC_PDF417Writer.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 2012 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_TwoDimWriter.h"
+#include "xfa/fxbarcode/common/BC_CommonBitArray.h"
+#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "xfa/fxbarcode/pdf417/BC_PDF417Writer.h"
+
+CBC_PDF417Writer::CBC_PDF417Writer() {
+  m_bFixedSize = FALSE;
+}
+CBC_PDF417Writer::~CBC_PDF417Writer() {
+  m_bTruncated = TRUE;
+}
+FX_BOOL CBC_PDF417Writer::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 8) {
+    return FALSE;
+  }
+  m_iCorrectLevel = level;
+  return TRUE;
+}
+void CBC_PDF417Writer::SetTruncated(FX_BOOL truncated) {
+  m_bTruncated = truncated;
+}
+uint8_t* CBC_PDF417Writer::Encode(const CFX_WideString& contents,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  CBC_PDF417 encoder;
+  int32_t col = (m_Width / m_ModuleWidth - 69) / 17;
+  int32_t row = m_Height / (m_ModuleWidth * 20);
+  if (row >= 3 && row <= 90 && col >= 1 && col <= 30) {
+    encoder.setDimensions(col, col, row, row);
+  } else if (col >= 1 && col <= 30) {
+    encoder.setDimensions(col, col, 90, 3);
+  } else if (row >= 3 && row <= 90) {
+    encoder.setDimensions(30, 1, row, row);
+  }
+  encoder.generateBarcodeLogic(contents, m_iCorrectLevel, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+  int32_t lineThickness = 2;
+  int32_t aspectRatio = 4;
+  CBC_BarcodeMatrix* barcodeMatrix = encoder.getBarcodeMatrix();
+  CFX_ByteArray originalScale;
+  originalScale.Copy(barcodeMatrix->getScaledMatrix(
+      lineThickness, aspectRatio * lineThickness));
+  int32_t width = outWidth;
+  int32_t height = outHeight;
+  outWidth = barcodeMatrix->getWidth();
+  outHeight = barcodeMatrix->getHeight();
+  FX_BOOL rotated = FALSE;
+  if ((height > width) ^ (outWidth < outHeight)) {
+    rotateArray(originalScale, outHeight, outWidth);
+    rotated = TRUE;
+    int32_t temp = outHeight;
+    outHeight = outWidth;
+    outWidth = temp;
+  }
+  int32_t scaleX = width / outWidth;
+  int32_t scaleY = height / outHeight;
+  int32_t scale;
+  if (scaleX < scaleY) {
+    scale = scaleX;
+  } else {
+    scale = scaleY;
+  }
+  if (scale > 1) {
+    originalScale.RemoveAll();
+    originalScale.Copy(barcodeMatrix->getScaledMatrix(
+        scale * lineThickness, scale * aspectRatio * lineThickness));
+    if (rotated) {
+      rotateArray(originalScale, outHeight, outWidth);
+      int32_t temp = outHeight;
+      outHeight = outWidth;
+      outWidth = temp;
+    }
+  }
+  uint8_t* result = FX_Alloc2D(uint8_t, outHeight, outWidth);
+  FXSYS_memcpy(result, originalScale.GetData(), outHeight * outWidth);
+  return result;
+}
+void CBC_PDF417Writer::rotateArray(CFX_ByteArray& bitarray,
+                                   int32_t height,
+                                   int32_t width) {
+  CFX_ByteArray temp;
+  temp.Copy(bitarray);
+  for (int32_t ii = 0; ii < height; ii++) {
+    int32_t inverseii = height - ii - 1;
+    for (int32_t jj = 0; jj < width; jj++) {
+      bitarray[jj * height + inverseii] = temp[ii * width + jj];
+    }
+  }
+}