Quantum GIS API Documentation
1.8
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00001 /* ************************************************************************** 00002 qgscontrastenhancementfunction.h - description 00003 ------------------- 00004 begin : Fri Nov 16 2007 00005 copyright : (C) 2007 by Peter J. Ersts 00006 email : ersts@amnh.org 00007 00008 ****************************************************************************/ 00009 00010 /* ************************************************************************** 00011 * * 00012 * This program is free software; you can redistribute it and/or modify * 00013 * it under the terms of the GNU General Public License as published by * 00014 * the Free Software Foundation; either version 2 of the License, or * 00015 * (at your option) any later version. * 00016 * * 00017 ***************************************************************************/ 00018 00019 #ifndef QGSCONTRASTENHANCEMENTFUNCTION_H 00020 #define QGSCONTRASTENHANCEMENTFUNCTION_H 00021 00022 #include "qgscontrastenhancement.h" 00023 00030 class CORE_EXPORT QgsContrastEnhancementFunction 00031 { 00032 00033 public: 00034 QgsContrastEnhancementFunction( QgsContrastEnhancement::QgsRasterDataType, double, double ); 00035 virtual ~QgsContrastEnhancementFunction() {} 00036 00038 virtual int enhance( double ); 00039 00041 virtual bool isValueInDisplayableRange( double ); 00042 00044 void setMaximumValue( double ); 00045 00047 void setMinimumValue( double ); 00048 00049 protected: 00051 double mMaximumValue; 00052 00054 double mMinimumValue; 00055 00057 double mMinimumMaximumRange; 00058 00060 QgsContrastEnhancement::QgsRasterDataType mQgsRasterDataType; 00061 }; 00062 00063 #endif