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Contents
// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
#ifndef __CODE_39_READER_H__
#define __CODE_39_READER_H__
/*
* Code39Reader.h
* 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 <zxing/oned/OneDReader.h>
#include <zxing/common/BitArray.h>
#include <zxing/Result.h>
namespace zxing {
namespace oned {
/**
* <p>Decodes Code 39 barcodes. This does not support "Full ASCII Code 39" yet.</p>
* Ported form Java (author Sean Owen)
* @author Lukasz Warchol
*/
class Code39Reader : public OneDReader {
private:
bool usingCheckDigit;
bool extendedMode;
std::string decodeRowResult;
std::vector<int> counters;
void init(bool usingCheckDigit = false, bool extendedMode = false);
static std::vector<int> findAsteriskPattern(Ref<BitArray> row,
std::vector<int>& counters);
static int toNarrowWidePattern(std::vector<int>& counters);
static char patternToChar(int pattern);
static Ref<String> decodeExtended(std::string encoded);
void append(char* s, char c);
public:
Code39Reader();
Code39Reader(bool usingCheckDigit_);
Code39Reader(bool usingCheckDigit_, bool extendedMode_);
Ref<Result> decodeRow(int rowNumber, Ref<BitArray> row);
};
}
}
#endif
Version data entries
13 entries across 13 versions & 4 rubygems