1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 // Original code is licensed as follows:
7 /*
8 * Copyright 2008 ZXing authors
9 *
10 * Licensed under the Apache License, Version 2.0 (the "License");
11 * you may not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software
17 * distributed under the License is distributed on an "AS IS" BASIS,
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 * See the License for the specific language governing permissions and
20 * limitations under the License.
21 */
22
23 #include "xfa/src/fxbarcode/barcode.h"
24 #include "xfa/src/fxbarcode/BC_Reader.h"
25 #include "BC_OneDReader.h"
26 #include "BC_OneDimReader.h"
27 #include "BC_OnedEAN13Reader.h"
28 #include "BC_OnedUPCAReader.h"
CBC_OnedUPCAReader()29 CBC_OnedUPCAReader::CBC_OnedUPCAReader() {
30 m_ean13Reader = NULL;
31 }
Init()32 void CBC_OnedUPCAReader::Init() {
33 m_ean13Reader = new CBC_OnedEAN13Reader;
34 }
~CBC_OnedUPCAReader()35 CBC_OnedUPCAReader::~CBC_OnedUPCAReader() {
36 if (m_ean13Reader != NULL) {
37 delete m_ean13Reader;
38 }
39 m_ean13Reader = NULL;
40 }
DecodeRow(int32_t rowNumber,CBC_CommonBitArray * row,int32_t hints,int32_t & e)41 CFX_ByteString CBC_OnedUPCAReader::DecodeRow(int32_t rowNumber,
42 CBC_CommonBitArray* row,
43 int32_t hints,
44 int32_t& e) {
45 CFX_ByteString bytestring =
46 m_ean13Reader->DecodeRow(rowNumber, row, hints, e);
47 BC_EXCEPTION_CHECK_ReturnValue(e, "");
48 CFX_ByteString temp = MaybeReturnResult(bytestring, e);
49 BC_EXCEPTION_CHECK_ReturnValue(e, "");
50 return temp;
51 }
DecodeRow(int32_t rowNumber,CBC_CommonBitArray * row,CFX_Int32Array * startGuardRange,int32_t hints,int32_t & e)52 CFX_ByteString CBC_OnedUPCAReader::DecodeRow(int32_t rowNumber,
53 CBC_CommonBitArray* row,
54 CFX_Int32Array* startGuardRange,
55 int32_t hints,
56 int32_t& e) {
57 CFX_ByteString bytestring =
58 m_ean13Reader->DecodeRow(rowNumber, row, startGuardRange, hints, e);
59 BC_EXCEPTION_CHECK_ReturnValue(e, "");
60 CFX_ByteString temp = MaybeReturnResult(bytestring, e);
61 BC_EXCEPTION_CHECK_ReturnValue(e, "");
62 return temp;
63 }
Decode(CBC_BinaryBitmap * image,int32_t & e)64 CFX_ByteString CBC_OnedUPCAReader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
65 CFX_ByteString bytestring = m_ean13Reader->Decode(image, e);
66 BC_EXCEPTION_CHECK_ReturnValue(e, "");
67 CFX_ByteString temp = MaybeReturnResult(bytestring, e);
68 BC_EXCEPTION_CHECK_ReturnValue(e, "");
69 return temp;
70 }
Decode(CBC_BinaryBitmap * image,int32_t hints,int32_t & e)71 CFX_ByteString CBC_OnedUPCAReader::Decode(CBC_BinaryBitmap* image,
72 int32_t hints,
73 int32_t& e) {
74 CFX_ByteString bytestring = m_ean13Reader->Decode(image, hints, e);
75 BC_EXCEPTION_CHECK_ReturnValue(e, "");
76 CFX_ByteString temp = MaybeReturnResult(bytestring, e);
77 BC_EXCEPTION_CHECK_ReturnValue(e, "");
78 return temp;
79 }
DecodeMiddle(CBC_CommonBitArray * row,CFX_Int32Array * startRange,CFX_ByteString & resultString,int32_t & e)80 int32_t CBC_OnedUPCAReader::DecodeMiddle(CBC_CommonBitArray* row,
81 CFX_Int32Array* startRange,
82 CFX_ByteString& resultString,
83 int32_t& e) {
84 int32_t temp = m_ean13Reader->DecodeMiddle(row, startRange, resultString, e);
85 BC_EXCEPTION_CHECK_ReturnValue(e, 0);
86 return temp;
87 }
MaybeReturnResult(CFX_ByteString & result,int32_t & e)88 CFX_ByteString CBC_OnedUPCAReader::MaybeReturnResult(CFX_ByteString& result,
89 int32_t& e) {
90 if (result[0] == '0') {
91 result.Delete(0);
92 return result;
93 } else {
94 e = BCExceptionFormatException;
95 return "";
96 }
97 return "";
98 }
99