Move xfa/fxbarcode fxbarcode/

Nothing in fxbarcode/ depends on XFA code. This CL moves xfa/fxbarcode
to be fxbarcode/ and creates a static_library for fxbarcode which is
depend on by the xfa library.

Change-Id: I0b708737b07efb94b769a5238d92af92bc62880d
Reviewed-on: https://pdfium-review.googlesource.com/3291
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 239 insertions, 0 deletions

diff --git a/fxbarcode/oned/BC_OnedCodaBarWriter.cpp b/fxbarcode/oned/BC_OnedCodaBarWriter.cpp
new file mode 100644
index 0000000000..6c04cafe7b
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCodaBarWriter.cpp
@@ -0,0 +1,239 @@
+// 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 2011 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 "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitArray.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedCodaBarWriter.h"
+
+namespace {
+
+const char ALPHABET_STRING[] = "0123456789-$:/.+ABCDTN";
+
+const int32_t CHARACTER_ENCODINGS[22] = {
+    0x003, 0x006, 0x009, 0x060, 0x012, 0x042, 0x021, 0x024,
+    0x030, 0x048, 0x00c, 0x018, 0x045, 0x051, 0x054, 0x015,
+    0x01A, 0x029, 0x00B, 0x00E, 0x01A, 0x029};
+
+const char START_END_CHARS[] = {'A', 'B', 'C', 'D', 'T', 'N', '*', 'E',
+                                'a', 'b', 'c', 'd', 't', 'n', 'e'};
+const char CONTENT_CHARS[] = {'0', '1', '2', '3', '4', '5', '6', '7',
+                              '8', '9', '-', '$', '/', ':', '+', '.'};
+
+}  // namespace
+
+CBC_OnedCodaBarWriter::CBC_OnedCodaBarWriter() {
+  m_chStart = 'A';
+  m_chEnd = 'B';
+  m_iWideNarrRatio = 2;
+}
+CBC_OnedCodaBarWriter::~CBC_OnedCodaBarWriter() {}
+bool CBC_OnedCodaBarWriter::SetStartChar(char start) {
+  for (size_t i = 0; i < FX_ArraySize(START_END_CHARS); ++i) {
+    if (START_END_CHARS[i] == start) {
+      m_chStart = start;
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CBC_OnedCodaBarWriter::SetEndChar(char end) {
+  for (size_t i = 0; i < FX_ArraySize(START_END_CHARS); ++i) {
+    if (START_END_CHARS[i] == end) {
+      m_chEnd = end;
+      return true;
+    }
+  }
+  return false;
+}
+void CBC_OnedCodaBarWriter::SetDataLength(int32_t length) {
+  m_iDataLenth = length + 2;
+}
+bool CBC_OnedCodaBarWriter::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return false;
+  }
+  m_locTextLoc = location;
+  return true;
+}
+bool CBC_OnedCodaBarWriter::SetWideNarrowRatio(int32_t ratio) {
+  if (ratio < 2 || ratio > 3) {
+    return false;
+  }
+  m_iWideNarrRatio = ratio;
+  return true;
+}
+bool CBC_OnedCodaBarWriter::FindChar(wchar_t ch, bool isContent) {
+  if (isContent) {
+    for (size_t i = 0; i < FX_ArraySize(CONTENT_CHARS); ++i) {
+      if (ch == (wchar_t)CONTENT_CHARS[i]) {
+        return true;
+      }
+    }
+    for (size_t j = 0; j < FX_ArraySize(START_END_CHARS); ++j) {
+      if (ch == (wchar_t)START_END_CHARS[j]) {
+        return true;
+      }
+    }
+    return false;
+  } else {
+    for (size_t i = 0; i < FX_ArraySize(CONTENT_CHARS); ++i) {
+      if (ch == (wchar_t)CONTENT_CHARS[i]) {
+        return true;
+      }
+    }
+    return false;
+  }
+}
+bool CBC_OnedCodaBarWriter::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  wchar_t ch;
+  int32_t index = 0;
+  for (index = 0; index < contents.GetLength(); index++) {
+    ch = contents.GetAt(index);
+    if (FindChar(ch, false)) {
+      continue;
+    } else {
+      return false;
+    }
+  }
+  return true;
+}
+CFX_WideString CBC_OnedCodaBarWriter::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  wchar_t ch;
+  for (int32_t index = 0; index < contents.GetLength(); index++) {
+    ch = contents.GetAt(index);
+    if (ch > 175) {
+      index++;
+      continue;
+    }
+    if (FindChar(ch, true)) {
+      filtercontents += ch;
+    } else {
+      continue;
+    }
+  }
+  return filtercontents;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t hints,
+                                       int32_t& e) {
+  if (format != BCFORMAT_CODABAR) {
+    e = BCExceptionOnlyEncodeCODEBAR;
+    return nullptr;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       int32_t& outLength,
+                                       int32_t& e) {
+  CFX_ByteString data = m_chStart + contents + m_chEnd;
+  m_iContentLen = data.GetLength();
+  uint8_t* result = FX_Alloc2D(uint8_t, m_iWideNarrRatio * 7, data.GetLength());
+  char ch;
+  int32_t position = 0;
+  for (int32_t index = 0; index < data.GetLength(); index++) {
+    ch = data.GetAt(index);
+    if (((ch >= 'a') && (ch <= 'z'))) {
+      ch = ch - 32;
+    }
+    switch (ch) {
+      case 'T':
+        ch = 'A';
+        break;
+      case 'N':
+        ch = 'B';
+        break;
+      case '*':
+        ch = 'C';
+        break;
+      case 'E':
+        ch = 'D';
+        break;
+      default:
+        break;
+    }
+    int32_t code = 0;
+    int32_t len = (int32_t)strlen(ALPHABET_STRING);
+    for (int32_t i = 0; i < len; i++) {
+      if (ch == ALPHABET_STRING[i]) {
+        code = CHARACTER_ENCODINGS[i];
+        break;
+      }
+    }
+    uint8_t color = 1;
+    int32_t counter = 0;
+    int32_t bit = 0;
+    while (bit < 7) {
+      result[position] = color;
+      position++;
+      if (((code >> (6 - bit)) & 1) == 0 || counter == m_iWideNarrRatio - 1) {
+        color = !color;
+        bit++;
+        counter = 0;
+      } else {
+        counter++;
+      }
+    }
+    if (index < data.GetLength() - 1) {
+      result[position] = 0;
+      position++;
+    }
+  }
+  outLength = position;
+  return result;
+}
+CFX_WideString CBC_OnedCodaBarWriter::encodedContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString strStart(m_chStart);
+  CFX_WideString strEnd(m_chEnd);
+  return strStart + contents + strEnd;
+}
+void CBC_OnedCodaBarWriter::RenderResult(const CFX_WideStringC& contents,
+                                         uint8_t* code,
+                                         int32_t codeLength,
+                                         bool isDevice,
+                                         int32_t& e) {
+  CBC_OneDimWriter::RenderResult(encodedContents(contents).AsStringC(), code,
+                                 codeLength, isDevice, e);
+}