QGIS API Documentation 3.27.0-Master (f261cc1f8b)
qgsrasterresampler.h
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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
25class QString;
26class QImage;
27class QSize;
28
33class 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;
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
96class 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
Bilinear Raster Resampler.
Cubic Raster Resampler.
Interface for resampling rasters (V2) (e.g.
virtual QImage resampleV2(const QImage &source, const QSize &size)=0
Resamples a source image to the specified size.
Interface for resampling rasters (e.g.
virtual int tileBufferPixels() const
Returns the optional tile buffer size in pixels.
virtual ~QgsRasterResampler()=default
virtual Q_DECL_DEPRECATED void resample(const QImage &srcImage, QImage &dstImage)=0
Resamples a source image to a destination image.
virtual QString type() const =0
Gets a descriptive type identifier for this raster resampler.
virtual QgsRasterResampler * clone() const =0
Gets a deep copy of this object.
#define SIP_CONVERT_TO_SUBCLASS_CODE(code)
Definition: qgis_sip.h:186
#define SIP_DEPRECATED
Definition: qgis_sip.h:106
#define SIP_FACTORY
Definition: qgis_sip.h:76
#define SIP_END
Definition: qgis_sip.h:203