Organize barcode codes into modules.

xfa/src/fxbarcode/src/BC_EdifactEncoder.cpp

Index: xfa/src/fxbarcode/src/BC_EdifactEncoder.cpp
diff --git a/xfa/src/fxbarcode/src/BC_EdifactEncoder.cpp b/xfa/src/fxbarcode/src/BC_EdifactEncoder.cpp
deleted file mode 100644
index 2a6d56adb9e829abf6ab0418665c19f91733bf52..0000000000000000000000000000000000000000
--- a/xfa/src/fxbarcode/src/BC_EdifactEncoder.cpp
+++ /dev/null
@@ -1,153 +0,0 @@
-// 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 2006-2007 Jeremias Maerki.
- *
- * 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 "barcode.h"
-#include "include/BC_Encoder.h"
-#include "include/BC_CommonBitMatrix.h"
-#include "include/BC_Dimension.h"
-#include "include/BC_SymbolShapeHint.h"
-#include "include/BC_SymbolInfo.h"
-#include "include/BC_EncoderContext.h"
-#include "include/BC_HighLevelEncoder.h"
-#include "include/BC_EdifactEncoder.h"
-CBC_EdifactEncoder::CBC_EdifactEncoder()
-{
-}
-CBC_EdifactEncoder::~CBC_EdifactEncoder()
-{
-}
-FX_INT32 CBC_EdifactEncoder::getEncodingMode()
-{
-    return EDIFACT_ENCODATION;
-}
-void CBC_EdifactEncoder::Encode(CBC_EncoderContext &context, FX_INT32 &e)
-{
-    CFX_WideString buffer;
-    while (context.hasMoreCharacters()) {
-        FX_WCHAR c = context.getCurrentChar();
-        encodeChar(c, buffer, e);
-        if (e != BCExceptionNO) {
-            return;
-        }
-        context.m_pos++;
-        FX_INT32 count = buffer.GetLength();
-        if (count >= 4) {
-            context.writeCodewords(encodeToCodewords(buffer, 0, e));
-            if (e != BCExceptionNO) {
-                return;
-            }
-            buffer.Delete(0, 4);
-            FX_INT32 newMode = CBC_HighLevelEncoder::lookAheadTest(context.m_msg, context.m_pos, getEncodingMode());
-            if (newMode != getEncodingMode()) {
-                context.signalEncoderChange(ASCII_ENCODATION);
-                break;
-            }
-        }
-    }
-    buffer += (FX_WCHAR)31;
-    handleEOD(context, buffer, e);
-}
-void CBC_EdifactEncoder::handleEOD(CBC_EncoderContext &context, CFX_WideString buffer, FX_INT32 &e)
-{
-    FX_INT32 count = buffer.GetLength();
-    if (count == 0) {
-        return;
-    }
-    if (count == 1) {
-        context.updateSymbolInfo(e);
-        if (e != BCExceptionNO) {
-            return;
-        }
-        FX_INT32 available = context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
-        FX_INT32 remaining = context.getRemainingCharacters();
-        if (remaining == 0 && available <= 2) {
-            return;
-        }
-    }
-    if (count > 4) {
-        e = BCExceptionIllegalStateCountMustNotExceed4;
-        return;
-    }
-    FX_INT32 restChars = count - 1;
-    CFX_WideString encoded = encodeToCodewords(buffer, 0, e);
-    if (e != BCExceptionNO) {
-        return;
-    }
-    FX_BOOL endOfSymbolReached = !context.hasMoreCharacters();
-    FX_BOOL restInAscii = endOfSymbolReached && restChars <= 2;
-    if (restChars <= 2) {
-        context.updateSymbolInfo(context.getCodewordCount() + restChars, e);
-        if (e != BCExceptionNO) {
-            return;
-        }
-        FX_INT32 available = context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
-        if (available >= 3) {
-            restInAscii = FALSE;
-            context.updateSymbolInfo(context.getCodewordCount() + encoded.GetLength(), e);
-            if (e != BCExceptionNO) {
-                return;
-            }
-        }
-    }
-    if (restInAscii) {
-        context.resetSymbolInfo();
-        context.m_pos -= restChars;
-    } else {
-        context.writeCodewords(encoded);
-    }
-    context.signalEncoderChange(ASCII_ENCODATION);
-}
-void CBC_EdifactEncoder::encodeChar(FX_WCHAR c, CFX_WideString &sb, FX_INT32 &e)
-{
-    if (c >= ' ' && c <= '?') {
-        sb += c;
-    } else if (c >= '@' && c <= '^') {
-        sb += (FX_WCHAR)(c - 64);
-    } else {
-        CBC_HighLevelEncoder::illegalCharacter(c, e);
-    }
-}
-CFX_WideString CBC_EdifactEncoder::encodeToCodewords(CFX_WideString sb, FX_INT32 startPos, FX_INT32 &e)
-{
-    FX_INT32 len = sb.GetLength() - startPos;
-    if (len == 0) {
-        e = BCExceptionNoContents;
-        return (FX_LPWSTR)"";
-    }
-    FX_WCHAR c1 = sb.GetAt(startPos);
-    FX_WCHAR c2 = len >= 2 ? sb.GetAt(startPos + 1) : 0;
-    FX_WCHAR c3 = len >= 3 ? sb.GetAt(startPos + 2) : 0;
-    FX_WCHAR c4 = len >= 4 ? sb.GetAt(startPos + 3) : 0;
-    FX_INT32 v = (c1 << 18) + (c2 << 12) + (c3 << 6) + c4;
-    FX_WCHAR cw1 = (FX_WCHAR) ((v >> 16) & 255);
-    FX_WCHAR cw2 = (FX_WCHAR) ((v >> 8) & 255);
-    FX_WCHAR cw3 = (FX_WCHAR) (v & 255);
-    CFX_WideString res;
-    res += cw1;
-    if (len >= 2) {
-        res += cw2;
-    }
-    if (len >= 3) {
-        res += cw3;
-    }
-    return res;
-}