39 lines
1.3 KiB
Objective-C
39 lines
1.3 KiB
Objective-C
/*
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* Copyright 2012 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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@class ZXBitMatrix, ZXByteArray, ZXDataMatrixVersion;
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@interface ZXDataMatrixBitMatrixParser : NSObject
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@property (nonatomic, strong, readonly) ZXDataMatrixVersion *version;
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/**
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* @param bitMatrix ZXBitMatrix to parse
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* @return nil if dimension is < 8 or > 144 or not 0 mod 2
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*/
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- (id)initWithBitMatrix:(ZXBitMatrix *)bitMatrix error:(NSError **)error;
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/**
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* Reads the bits in the ZXBitMatrix representing the mapping matrix (No alignment patterns)
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* in the correct order in order to reconstitute the codewords bytes contained within the
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* Data Matrix Code.
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*
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* @return bytes encoded within the Data Matrix Code or nil if the exact number of bytes expected is not read
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*/
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- (ZXByteArray *)readCodewords;
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@end
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