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qgscontrastenhancementfunction.h
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1 /* **************************************************************************
2  qgscontrastenhancementfunction.h - description
3  -------------------
4 begin : Fri Nov 16 2007
5 copyright : (C) 2007 by Peter J. Ersts
6 email : ersts@amnh.org
7 
8 ****************************************************************************/
9 
10 /* **************************************************************************
11  * *
12  * This program is free software; you can redistribute it and/or modify *
13  * it under the terms of the GNU General Public License as published by *
14  * the Free Software Foundation; either version 2 of the License, or *
15  * (at your option) any later version. *
16  * *
17  ***************************************************************************/
18 
19 #ifndef QGSCONTRASTENHANCEMENTFUNCTION_H
20 #define QGSCONTRASTENHANCEMENTFUNCTION_H
21 
22 #include "qgscontrastenhancement.h"
23 
31 {
32 
33  public:
36 
38  virtual int enhance( double );
39 
41  virtual bool isValueInDisplayableRange( double );
42 
44  void setMaximumValue( double );
45 
47  void setMinimumValue( double );
48 
49  protected:
51  double mMaximumValue;
52 
54  double mMinimumValue;
55 
58 
61 };
62 
63 #endif