qzxing/source/zxing/oned/MultiFormatOneDReader.cpp

67 lines
2.3 KiB
C++

/*
* MultiFormatOneDReader.cpp
* ZXing
*
* Copyright 2010 ZXing authors All rights reserved.
*
* 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 "MultiFormatOneDReader.h"
#include <zxing/oned/MultiFormatUPCEANReader.h>
#include <zxing/oned/Code39Reader.h>
#include <zxing/oned/Code128Reader.h>
#include <zxing/oned/ITFReader.h>
#include <zxing/ReaderException.h>
namespace zxing {
namespace oned {
MultiFormatOneDReader::MultiFormatOneDReader(DecodeHints hints) : readers() {
if (hints.containsFormat(BarcodeFormat_EAN_13) ||
hints.containsFormat(BarcodeFormat_EAN_8) ||
hints.containsFormat(BarcodeFormat_UPC_A) ||
hints.containsFormat(BarcodeFormat_UPC_E)) {
readers.push_back(Ref<OneDReader>(new MultiFormatUPCEANReader(hints)));
}
if (hints.containsFormat(BarcodeFormat_CODE_39)) {
readers.push_back(Ref<OneDReader>(new Code39Reader()));
}
if (hints.containsFormat(BarcodeFormat_CODE_128)) {
readers.push_back(Ref<OneDReader>(new Code128Reader()));
}
if (hints.containsFormat(BarcodeFormat_ITF)) {
readers.push_back(Ref<OneDReader>(new ITFReader()));
}
if (readers.size() == 0) {
readers.push_back(Ref<OneDReader>(new MultiFormatUPCEANReader(hints)));
readers.push_back(Ref<OneDReader>(new Code39Reader()));
readers.push_back(Ref<OneDReader>(new Code128Reader()));
readers.push_back(Ref<OneDReader>(new ITFReader()));
}
}
Ref<Result> MultiFormatOneDReader::decodeRow(int rowNumber, Ref<BitArray> row) {
int size = readers.size();
for (int i = 0; i < size; i++) {
OneDReader* reader = readers[i];
Ref<Result> result = reader->decodeRow(rowNumber, row);
if (!result.empty()) {
return result;
}
}
return Ref<Result>();
}
}
}