BinaryBitmap.h

00001 #ifndef __BINARYBITMAP_H__
00002 #define __BINARYBITMAP_H__
00003 
00004 /*
00005  *  BinaryBitmap.h
00006  *  zxing
00007  *
00008  *  Copyright 2010 ZXing authors All rights reserved.
00009  *
00010  * Licensed under the Apache License, Version 2.0 (the "License");
00011  * you may not use this file except in compliance with the License.
00012  * You may obtain a copy of the License at
00013  *
00014  *      http://www.apache.org/licenses/LICENSE-2.0
00015  *
00016  * Unless required by applicable law or agreed to in writing, software
00017  * distributed under the License is distributed on an "AS IS" BASIS,
00018  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00019  * See the License for the specific language governing permissions and
00020  * limitations under the License.
00021  */
00022 
00023 #include <zxing/common/Counted.h>
00024 #include <zxing/common/BitMatrix.h>
00025 #include <zxing/common/BitArray.h>
00026 #include <zxing/Binarizer.h>
00027 
00028 namespace zxing {
00029     
00030     class BinaryBitmap : public Counted {
00031     private:
00032         Ref<Binarizer> binarizer_;
00033         
00034     public:
00035         BinaryBitmap(Ref<Binarizer> binarizer);
00036         virtual ~BinaryBitmap();
00037         
00038         Ref<BitArray> getBlackRow(int y, Ref<BitArray> row);
00039         Ref<BitMatrix> getBlackMatrix();
00040         
00041         Ref<LuminanceSource> getLuminanceSource() const;
00042 
00043         int getWidth() const;
00044         int getHeight() const;
00045 
00046         bool isRotateSupported() const;
00047         Ref<BinaryBitmap> rotateCounterClockwise();
00048 
00049         bool isCropSupported() const;
00050         Ref<BinaryBitmap> crop(int left, int top, int width, int height);
00051 
00052     };
00053     
00054 }
00055 
00056 #endif /* BINARYBITMAP_H_ */