QGIS API Documentation  3.0.2-Girona (307d082)
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 : [email protected]
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 "qgis_core.h"
23 #include "qgis.h"
24 
33 {
34 
35  public:
38  virtual ~QgsContrastEnhancementFunction() = default;
39 
41  virtual int enhance( double );
42 
44  virtual bool isValueInDisplayableRange( double );
45 
47  void setMaximumValue( double );
48 
50  void setMinimumValue( double );
51 
52  protected:
54  double mMaximumValue;
55 
57  double mMinimumValue;
58 
61 
64 };
65 
66 #endif
DataType
Raster data types.
Definition: qgis.h:91
double mMinimumMaximumRange
Minimum maximum range for the band, used for enhanceContrasting.
Qgis::DataType mQgsRasterDataType
Data type of the band.
A contrast enhancement function is the base class for all raster contrast enhancements.
double mMaximumValue
User defineable maximum value for the band, used for enhanceContrasting.
double mMinimumValue
User defineable minimum value for the band, used for enhanceContrasting.