GreyscaleRotatedLuminanceSource.h Example File

 // -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
 #ifndef __GREYSCALE_ROTATED_LUMINANCE_SOURCE__
 #define __GREYSCALE_ROTATED_LUMINANCE_SOURCE__
 /*
  *  GreyscaleRotatedLuminanceSource.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/LuminanceSource.h>

 namespace zxing {

 class GreyscaleRotatedLuminanceSource : public LuminanceSource {
  private:
   typedef LuminanceSource Super;
   ArrayRef<byte> greyData_;
   const int dataWidth_;
   const int left_;
   const int top_;

 public:
   GreyscaleRotatedLuminanceSource(ArrayRef<byte> greyData, int dataWidth, int dataHeight,
       int left, int top, int width, int height);

   ArrayRef<byte> getRow(int y, ArrayRef<byte> row) const;
   ArrayRef<byte> getMatrix() const;
 };

 }

 #endif