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Unified Diff: xfa/src/fxbarcode/src/BC_OnedCode128Reader.cpp

Issue 842043002: Organize barcode codes into modules. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@xfa
Patch Set: rebase Created 5 years, 11 months ago
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Index: xfa/src/fxbarcode/src/BC_OnedCode128Reader.cpp
diff --git a/xfa/src/fxbarcode/src/BC_OnedCode128Reader.cpp b/xfa/src/fxbarcode/src/BC_OnedCode128Reader.cpp
deleted file mode 100644
index 805bd985c01c8c8ac4abc94a216171687ccba402..0000000000000000000000000000000000000000
--- a/xfa/src/fxbarcode/src/BC_OnedCode128Reader.cpp
+++ /dev/null
@@ -1,430 +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 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 "barcode.h"
-#include "include/BC_Reader.h"
-#include "include/BC_OneDReader.h"
-#include "include/BC_CommonBitArray.h"
-#include "include/BC_OnedCode128Reader.h"
-const FX_INT32 CBC_OnedCode128Reader::CODE_PATTERNS[107][7] = {
- {2, 1, 2, 2, 2, 2, 0},
- {2, 2, 2, 1, 2, 2, 0},
- {2, 2, 2, 2, 2, 1, 0},
- {1, 2, 1, 2, 2, 3, 0},
- {1, 2, 1, 3, 2, 2, 0},
- {1, 3, 1, 2, 2, 2, 0},
- {1, 2, 2, 2, 1, 3, 0},
- {1, 2, 2, 3, 1, 2, 0},
- {1, 3, 2, 2, 1, 2, 0},
- {2, 2, 1, 2, 1, 3, 0},
- {2, 2, 1, 3, 1, 2, 0},
- {2, 3, 1, 2, 1, 2, 0},
- {1, 1, 2, 2, 3, 2, 0},
- {1, 2, 2, 1, 3, 2, 0},
- {1, 2, 2, 2, 3, 1, 0},
- {1, 1, 3, 2, 2, 2, 0},
- {1, 2, 3, 1, 2, 2, 0},
- {1, 2, 3, 2, 2, 1, 0},
- {2, 2, 3, 2, 1, 1, 0},
- {2, 2, 1, 1, 3, 2, 0},
- {2, 2, 1, 2, 3, 1, 0},
- {2, 1, 3, 2, 1, 2, 0},
- {2, 2, 3, 1, 1, 2, 0},
- {3, 1, 2, 1, 3, 1, 0},
- {3, 1, 1, 2, 2, 2, 0},
- {3, 2, 1, 1, 2, 2, 0},
- {3, 2, 1, 2, 2, 1, 0},
- {3, 1, 2, 2, 1, 2, 0},
- {3, 2, 2, 1, 1, 2, 0},
- {3, 2, 2, 2, 1, 1, 0},
- {2, 1, 2, 1, 2, 3, 0},
- {2, 1, 2, 3, 2, 1, 0},
- {2, 3, 2, 1, 2, 1, 0},
- {1, 1, 1, 3, 2, 3, 0},
- {1, 3, 1, 1, 2, 3, 0},
- {1, 3, 1, 3, 2, 1, 0},
- {1, 1, 2, 3, 1, 3, 0},
- {1, 3, 2, 1, 1, 3, 0},
- {1, 3, 2, 3, 1, 1, 0},
- {2, 1, 1, 3, 1, 3, 0},
- {2, 3, 1, 1, 1, 3, 0},
- {2, 3, 1, 3, 1, 1, 0},
- {1, 1, 2, 1, 3, 3, 0},
- {1, 1, 2, 3, 3, 1, 0},
- {1, 3, 2, 1, 3, 1, 0},
- {1, 1, 3, 1, 2, 3, 0},
- {1, 1, 3, 3, 2, 1, 0},
- {1, 3, 3, 1, 2, 1, 0},
- {3, 1, 3, 1, 2, 1, 0},
- {2, 1, 1, 3, 3, 1, 0},
- {2, 3, 1, 1, 3, 1, 0},
- {2, 1, 3, 1, 1, 3, 0},
- {2, 1, 3, 3, 1, 1, 0},
- {2, 1, 3, 1, 3, 1, 0},
- {3, 1, 1, 1, 2, 3, 0},
- {3, 1, 1, 3, 2, 1, 0},
- {3, 3, 1, 1, 2, 1, 0},
- {3, 1, 2, 1, 1, 3, 0},
- {3, 1, 2, 3, 1, 1, 0},
- {3, 3, 2, 1, 1, 1, 0},
- {3, 1, 4, 1, 1, 1, 0},
- {2, 2, 1, 4, 1, 1, 0},
- {4, 3, 1, 1, 1, 1, 0},
- {1, 1, 1, 2, 2, 4, 0},
- {1, 1, 1, 4, 2, 2, 0},
- {1, 2, 1, 1, 2, 4, 0},
- {1, 2, 1, 4, 2, 1, 0},
- {1, 4, 1, 1, 2, 2, 0},
- {1, 4, 1, 2, 2, 1, 0},
- {1, 1, 2, 2, 1, 4, 0},
- {1, 1, 2, 4, 1, 2, 0},
- {1, 2, 2, 1, 1, 4, 0},
- {1, 2, 2, 4, 1, 1, 0},
- {1, 4, 2, 1, 1, 2, 0},
- {1, 4, 2, 2, 1, 1, 0},
- {2, 4, 1, 2, 1, 1, 0},
- {2, 2, 1, 1, 1, 4, 0},
- {4, 1, 3, 1, 1, 1, 0},
- {2, 4, 1, 1, 1, 2, 0},
- {1, 3, 4, 1, 1, 1, 0},
- {1, 1, 1, 2, 4, 2, 0},
- {1, 2, 1, 1, 4, 2, 0},
- {1, 2, 1, 2, 4, 1, 0},
- {1, 1, 4, 2, 1, 2, 0},
- {1, 2, 4, 1, 1, 2, 0},
- {1, 2, 4, 2, 1, 1, 0},
- {4, 1, 1, 2, 1, 2, 0},
- {4, 2, 1, 1, 1, 2, 0},
- {4, 2, 1, 2, 1, 1, 0},
- {2, 1, 2, 1, 4, 1, 0},
- {2, 1, 4, 1, 2, 1, 0},
- {4, 1, 2, 1, 2, 1, 0},
- {1, 1, 1, 1, 4, 3, 0},
- {1, 1, 1, 3, 4, 1, 0},
- {1, 3, 1, 1, 4, 1, 0},
- {1, 1, 4, 1, 1, 3, 0},
- {1, 1, 4, 3, 1, 1, 0},
- {4, 1, 1, 1, 1, 3, 0},
- {4, 1, 1, 3, 1, 1, 0},
- {1, 1, 3, 1, 4, 1, 0},
- {1, 1, 4, 1, 3, 1, 0},
- {3, 1, 1, 1, 4, 1, 0},
- {4, 1, 1, 1, 3, 1, 0},
- {2, 1, 1, 4, 1, 2, 0},
- {2, 1, 1, 2, 1, 4, 0},
- {2, 1, 1, 2, 3, 2, 0},
- {2, 3, 3, 1, 1, 1, 2}
-};
-const FX_INT32 CBC_OnedCode128Reader::MAX_AVG_VARIANCE = (FX_INT32) (256 * 0.25f);
-const FX_INT32 CBC_OnedCode128Reader::MAX_INDIVIDUAL_VARIANCE = (FX_INT32) (256 * 0.7f);
-const FX_INT32 CBC_OnedCode128Reader::CODE_SHIFT = 98;
-const FX_INT32 CBC_OnedCode128Reader::CODE_CODE_C = 99;
-const FX_INT32 CBC_OnedCode128Reader::CODE_CODE_B = 100;
-const FX_INT32 CBC_OnedCode128Reader::CODE_CODE_A = 101;
-const FX_INT32 CBC_OnedCode128Reader::CODE_FNC_1 = 102;
-const FX_INT32 CBC_OnedCode128Reader::CODE_FNC_2 = 97;
-const FX_INT32 CBC_OnedCode128Reader::CODE_FNC_3 = 96;
-const FX_INT32 CBC_OnedCode128Reader::CODE_FNC_4_A = 101;
-const FX_INT32 CBC_OnedCode128Reader::CODE_FNC_4_B = 100;
-const FX_INT32 CBC_OnedCode128Reader::CODE_START_A = 103;
-const FX_INT32 CBC_OnedCode128Reader::CODE_START_B = 104;
-const FX_INT32 CBC_OnedCode128Reader::CODE_START_C = 105;
-const FX_INT32 CBC_OnedCode128Reader::CODE_STOP = 106;
-CBC_OnedCode128Reader::CBC_OnedCode128Reader()
-{
-}
-CBC_OnedCode128Reader::~CBC_OnedCode128Reader()
-{
-}
-CFX_Int32Array *CBC_OnedCode128Reader::FindStartPattern(CBC_CommonBitArray *row, FX_INT32 &e)
-{
- FX_INT32 width = row->GetSize();
- FX_INT32 rowOffset = 0;
- while (rowOffset < width) {
- if (row->Get(rowOffset)) {
- break;
- }
- rowOffset++;
- }
- FX_INT32 counterPosition = 0;
- CFX_Int32Array counters;
- counters.SetSize(6);
- FX_INT32 patternStart = rowOffset;
- FX_BOOL isWhite = FALSE;
- FX_INT32 patternLength = counters.GetSize();
- for (FX_INT32 i = rowOffset; i < width; i++) {
- FX_BOOL pixel = row->Get(i);
- if (pixel ^ isWhite) {
- counters[counterPosition]++;
- } else {
- if (counterPosition == patternLength - 1) {
- FX_INT32 bestVariance = MAX_AVG_VARIANCE;
- FX_INT32 bestMatch = -1;
- for (FX_INT32 startCode = CODE_START_A; startCode <= CODE_START_C; startCode++) {
- FX_INT32 variance = PatternMatchVariance(&counters, &CODE_PATTERNS[startCode][0], MAX_INDIVIDUAL_VARIANCE);
- if (variance < bestVariance) {
- bestVariance = variance;
- bestMatch = startCode;
- }
- }
- if (bestMatch >= 0) {
- FX_BOOL btemp2 = row->IsRange(FX_MAX(0, patternStart - (i - patternStart) / 2), patternStart, FALSE, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- if (btemp2) {
- CFX_Int32Array *result = FX_NEW CFX_Int32Array;
- result->SetSize(3);
- (*result)[0] = patternStart;
- (*result)[1] = i;
- (*result)[2] = bestMatch;
- return result;
- }
- }
- patternStart += counters[0] + counters[1];
- for (FX_INT32 y = 2; y < patternLength; y++) {
- counters[y - 2] = counters[y];
- }
- counters[patternLength - 2] = 0;
- counters[patternLength - 1] = 0;
- counterPosition--;
- } else {
- counterPosition++;
- }
- counters[counterPosition] = 1;
- isWhite = !isWhite;
- }
- }
- e = BCExceptionNotFound;
- return NULL;
-}
-FX_INT32 CBC_OnedCode128Reader::DecodeCode(CBC_CommonBitArray *row, CFX_Int32Array *counters, FX_INT32 rowOffset, FX_INT32 &e)
-{
- RecordPattern(row, rowOffset, counters, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, 0);
- FX_INT32 bestVariance = MAX_AVG_VARIANCE;
- FX_INT32 bestMatch = -1;
- for (FX_INT32 d = 0; d < 107; d++) {
- FX_INT32 variance = PatternMatchVariance(counters, &CODE_PATTERNS[d][0], MAX_INDIVIDUAL_VARIANCE);
- if (variance < bestVariance) {
- bestVariance = variance;
- bestMatch = d;
- }
- }
- if (bestMatch >= 0) {
- return bestMatch;
- } else {
- e = BCExceptionNotFound;
- return 0;
- }
- return 0;
-}
-CFX_ByteString CBC_OnedCode128Reader::DecodeRow(FX_INT32 rowNumber, CBC_CommonBitArray *row, FX_INT32 hints, FX_INT32 &e)
-{
- CFX_Int32Array *startPatternInfo = FindStartPattern(row, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, "");
- FX_INT32 startCode = (*startPatternInfo)[2];
- FX_INT32 codeSet;
- switch (startCode) {
- case 103:
- codeSet = CODE_CODE_A;
- break;
- case 104:
- codeSet = CODE_CODE_B;
- break;
- case 105:
- codeSet = CODE_CODE_C;
- break;
- default:
- if(startPatternInfo != NULL) {
- startPatternInfo->RemoveAll();
- delete startPatternInfo;
- startPatternInfo = NULL;
- }
- e = BCExceptionFormatException;
- return "";
- }
- FX_BOOL done = FALSE;
- FX_BOOL isNextShifted = FALSE;
- CFX_ByteString result;
- FX_INT32 lastStart = (*startPatternInfo)[0];
- FX_INT32 nextStart = (*startPatternInfo)[1];
- if(startPatternInfo != NULL) {
- startPatternInfo->RemoveAll();
- delete startPatternInfo;
- startPatternInfo = NULL;
- }
- CFX_Int32Array counters;
- counters.SetSize(6);
- FX_INT32 lastCode = 0;
- FX_INT32 code = 0;
- FX_INT32 checksumTotal = startCode;
- FX_INT32 multiplier = 0;
- FX_BOOL lastCharacterWasPrintable = TRUE;
- while (!done) {
- FX_BOOL unshift = isNextShifted;
- isNextShifted = FALSE;
- lastCode = code;
- code = DecodeCode(row, &counters, nextStart, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, "");
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = TRUE;
- }
- if (code != CODE_STOP) {
- multiplier++;
- checksumTotal += multiplier * code;
- }
- lastStart = nextStart;
- for (FX_INT32 i = 0; i < counters.GetSize(); i++) {
- nextStart += counters[i];
- }
- switch (code) {
- case 103:
- case 104:
- case 105:
- e = BCExceptionFormatException;
- return "";
- }
- switch (codeSet) {
- case 101:
- if (code < 64) {
- result += (FX_CHAR) (' ' + code);
- } else if (code < 96) {
- result += (FX_CHAR) (code - 64);
- } else {
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = FALSE;
- }
- switch (code) {
- case 102:
- case 97:
- case 96:
- case 101:
- break;
- case 98:
- isNextShifted = TRUE;
- codeSet = CODE_CODE_B;
- break;
- case 100:
- codeSet = CODE_CODE_B;
- break;
- case 99:
- codeSet = CODE_CODE_C;
- break;
- case 106:
- done = TRUE;
- break;
- }
- }
- break;
- case 100:
- if (code < 96) {
- result += (FX_CHAR) (' ' + code);
- } else {
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = FALSE;
- }
- switch (code) {
- case 102:
- case 97:
- case 96:
- case 100:
- break;
- case 98:
- isNextShifted = TRUE;
- codeSet = CODE_CODE_A;
- break;
- case 101:
- codeSet = CODE_CODE_A;
- break;
- case 99:
- codeSet = CODE_CODE_C;
- break;
- case 106:
- done = TRUE;
- break;
- }
- }
- break;
- case 99:
- if (code < 100) {
- if (code < 10) {
- result += '0';
- }
- FX_CHAR temp[128];
-#if defined(_FX_WINAPI_PARTITION_APP_)
- sprintf_s(temp, 128, "%d", code);
-#else
- sprintf(temp, "%d", code);
-#endif
- result += temp;
- } else {
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = FALSE;
- }
- switch (code) {
- case 102:
- break;
- case 101:
- codeSet = CODE_CODE_A;
- break;
- case 100:
- codeSet = CODE_CODE_B;
- break;
- case 106:
- done = TRUE;
- break;
- }
- }
- break;
- }
- if (unshift) {
- codeSet = codeSet == CODE_CODE_A ? CODE_CODE_B : CODE_CODE_A;
- }
- }
- FX_INT32 width = row->GetSize();
- while (nextStart < width && row->Get(nextStart)) {
- nextStart++;
- }
- FX_BOOL boolT1 = row->IsRange(nextStart, FX_MIN(width, nextStart + (nextStart - lastStart) / 2), FALSE, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, "");
- if (!boolT1) {
- e = BCExceptionNotFound;
- return "";
- }
- checksumTotal -= multiplier * lastCode;
- if (checksumTotal % 103 != lastCode) {
- e = BCExceptionChecksumException;
- return "";
- }
- FX_INT32 resultLength = result.GetLength();
- if (resultLength > 0 && lastCharacterWasPrintable) {
- if (codeSet == CODE_CODE_C) {
- result = result.Mid(0, result.GetLength() - 2);
- } else {
- result = result.Mid(0, result.GetLength() - 1);
- }
- }
- if (result.GetLength() == 0) {
- e = BCExceptionFormatException;
- return "";
- }
- return result;
-}
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