* UPCAReader.cpp
* ZXing
*
- * Created by Lukasz Warchol on 10-01-25.
* Copyright 2010 ZXing authors All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
namespace oned {
UPCAReader::UPCAReader() : ean13Reader() {
}
-
- Ref<Result> UPCAReader::decodeRow(int rowNumber, Ref<BitArray> row){
- return maybeReturnResult(ean13Reader.decodeRow(rowNumber, row));
+
+ Ref<Result> UPCAReader::decodeRow(int rowNumber, Ref<BitArray> row) {
+ return maybeReturnResult(ean13Reader.decodeRow(rowNumber, row));
}
- Ref<Result> UPCAReader::decodeRow(int rowNumber, Ref<BitArray> row, int startGuardRange[]){
+
+ Ref<Result> UPCAReader::decodeRow(int rowNumber, Ref<BitArray> row, int startGuardRange[]) {
return maybeReturnResult(ean13Reader.decodeRow(rowNumber, row, startGuardRange));
}
- Ref<Result> UPCAReader::decode(Ref<BinaryBitmap> image, DecodeHints hints){
+
+ Ref<Result> UPCAReader::decode(Ref<BinaryBitmap> image, DecodeHints hints) {
return maybeReturnResult(ean13Reader.decode(image, hints));
}
-
- int UPCAReader::decodeMiddle(Ref<BitArray> row, int startRange[], int startRangeLen, std::string& resultString){
+
+ int UPCAReader::decodeMiddle(Ref<BitArray> row, int startRange[], int startRangeLen,
+ std::string& resultString) {
return ean13Reader.decodeMiddle(row, startRange, startRangeLen, resultString);
}
-
- Ref<Result> UPCAReader::maybeReturnResult(Ref<Result> result){
+
+ Ref<Result> UPCAReader::maybeReturnResult(Ref<Result> result) {
+ if (result.empty()) {
+ return result;
+ }
const std::string& text = (result->getText())->getText();
if (text[0] == '0') {
Ref<String> resultString(new String(text.substr(1)));
- Ref<Result> res(new Result(resultString, result->getRawBytes(), result->getResultPoints(), BarcodeFormat_UPC_A));
+ Ref<Result> res(new Result(resultString, result->getRawBytes(), result->getResultPoints(),
+ BarcodeFormat_UPC_A));
return res;
- } else {
- throw ReaderException("Not UPC-A barcode.");
}
+ return Ref<Result>();
}
-
BarcodeFormat UPCAReader::getBarcodeFormat(){
return BarcodeFormat_UPC_A;
}