QGIS API Documentation  3.16.0-Hannover (43b64b13f3)
qgsrasterresampler.h
Go to the documentation of this file.
1 /***************************************************************************
2  qgsrasterresampler.h
3  --------------------
4  begin : December 2011
5  copyright : (C) 2011 by Marco Hugentobler
6  email : marco at sourcepole dot ch
7  ***************************************************************************/
8 
9 /***************************************************************************
10  * *
11  * This program is free software; you can redistribute it and/or modify *
12  * it under the terms of the GNU General Public License as published by *
13  * the Free Software Foundation; either version 2 of the License, or *
14  * (at your option) any later version. *
15  * *
16  ***************************************************************************/
17 
18 #ifndef QGSRASTERRESAMPLER_H
19 #define QGSRASTERRESAMPLER_H
20 
21 #include <QString>
22 #include "qgis_core.h"
23 #include "qgis_sip.h"
24 
25 class QString;
26 class QImage;
27 class QSize;
28 
33 class CORE_EXPORT QgsRasterResampler
34 {
35 #ifdef SIP_RUN
38 #endif
39 
40 
41 #ifdef SIP_RUN
43  if ( dynamic_cast<QgsBilinearRasterResampler *>( sipCpp ) != NULL )
44  sipType = sipType_QgsBilinearRasterResampler;
45  else if ( dynamic_cast<QgsCubicRasterResampler *>( sipCpp ) != NULL )
46  sipType = sipType_QgsCubicRasterResampler;
47  else
48  sipType = 0;
49  SIP_END
50 #endif
51 
52  public:
53  virtual ~QgsRasterResampler() = default;
54 
63  Q_DECL_DEPRECATED virtual void resample( const QImage &srcImage, QImage &dstImage ) = 0 SIP_DEPRECATED;
64 
69  virtual QString type() const = 0;
70 
76  virtual QgsRasterResampler *clone() const = 0 SIP_FACTORY;
77 
85  virtual int tileBufferPixels() const { return 0; }
86 };
87 
88 
96 class CORE_EXPORT QgsRasterResamplerV2 : public QgsRasterResampler
97 {
98  public:
99 
105  virtual QImage resampleV2( const QImage &source, const QSize &size ) = 0;
106 
107 };
108 
109 #endif // QGSRASTERRESAMPLER_H
qgsbilinearrasterresampler.h
QgsRasterResampler::tileBufferPixels
virtual int tileBufferPixels() const
Returns the optional tile buffer size in pixels.
Definition: qgsrasterresampler.h:85
QgsRasterResampler
Interface for resampling rasters (e.g.
Definition: qgsrasterresampler.h:34
qgscubicrasterresampler.h
QgsBilinearRasterResampler
Bilinear Raster Resampler.
Definition: qgsbilinearrasterresampler.h:34
QgsRasterResampler::resample
virtual Q_DECL_DEPRECATED void resample(const QImage &srcImage, QImage &dstImage)=0
Resamples a source image to a destination image.
SIP_FACTORY
#define SIP_FACTORY
Definition: qgis_sip.h:76
SIP_DEPRECATED
#define SIP_DEPRECATED
Definition: qgis_sip.h:106
SIP_CONVERT_TO_SUBCLASS_CODE
#define SIP_CONVERT_TO_SUBCLASS_CODE(code)
Definition: qgis_sip.h:177
QgsRasterResamplerV2
Interface for resampling rasters (V2) (e.g.
Definition: qgsrasterresampler.h:97
qgis_sip.h
QgsCubicRasterResampler
Cubic Raster Resampler.
Definition: qgscubicrasterresampler.h:33
QgsRasterResampler::clone
virtual QgsRasterResampler * clone() const =0
Gets a deep copy of this object.
QgsRasterResamplerV2::resampleV2
virtual QImage resampleV2(const QImage &source, const QSize &size)=0
Resamples a source image to the specified size.
QgsRasterResampler::type
virtual QString type() const =0
Gets a descriptive type identifier for this raster resampler.
QgsRasterResampler::~QgsRasterResampler
virtual ~QgsRasterResampler()=default
SIP_END
#define SIP_END
Definition: qgis_sip.h:194