/* * Copyright 2012 ZXing authors * * 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. */ @class ZXBitArray, ZXByteMatrix, ZXErrorCorrectionLevel, ZXQRCodeVersion; @interface ZXMatrixUtil : NSObject + (BOOL)buildMatrix:(ZXBitArray *)dataBits ecLevel:(ZXErrorCorrectionLevel *)ecLevel version:(ZXQRCodeVersion *)version maskPattern:(int)maskPattern matrix:(ZXByteMatrix *)matrix error:(NSError **)error; + (void)clearMatrix:(ZXByteMatrix *)matrix; + (BOOL)embedBasicPatterns:(ZXQRCodeVersion *)version matrix:(ZXByteMatrix *)matrix error:(NSError **)error; + (BOOL)embedTypeInfo:(ZXErrorCorrectionLevel *)ecLevel maskPattern:(int)maskPattern matrix:(ZXByteMatrix *)matrix error:(NSError **)error; + (BOOL)maybeEmbedVersionInfo:(ZXQRCodeVersion *)version matrix:(ZXByteMatrix *)matrix error:(NSError **)error; + (BOOL)embedDataBits:(ZXBitArray *)dataBits maskPattern:(int)maskPattern matrix:(ZXByteMatrix *)matrix error:(NSError **)error; + (int)findMSBSet:(int)value; + (int)calculateBCHCode:(int)value poly:(int)poly; + (BOOL)makeTypeInfoBits:(ZXErrorCorrectionLevel *)ecLevel maskPattern:(int)maskPattern bits:(ZXBitArray *)bits error:(NSError **)error; + (BOOL)makeVersionInfoBits:(ZXQRCodeVersion *)version bits:(ZXBitArray *)bits error:(NSError **)error; @end