QgsAlignRaster::RasterInfo Struct Reference

Utility class for gathering information about rasters. More...

#include <qgsalignraster.h>

Public Member Functions
	RasterInfo (const QString &layerpath)
	Construct raster info with a path to a raster file.
	RasterInfo (const RasterInfo &rh)=delete
int	bandCount () const
	Returns the number of raster bands in the file.
QSizeF	cellSize () const
	Returns the cell size in map units.
QString	crs () const
	Returns the CRS in WKT format.
void	dump () const
	Write contents of the object to standard error stream - for debugging.
QgsRectangle	extent () const
	Returns the extent of the raster.
QPointF	gridOffset () const
	Returns the grid offset.
double	identify (double mx, double my)
	Gets raster value at the given coordinates (from the first band)
bool	isValid () const
	Check whether the given path is a valid raster.
RasterInfo &	operator= (const RasterInfo &rh)=delete
QPointF	origin () const
	Returns the origin of the raster.
QSize	rasterSize () const
	Returns the size of the raster grid in pixels.

Protected Attributes
int	mBandCnt = 0
	number of raster's bands
QString	mCrsWkt
	CRS stored in WKT format.
gdal::dataset_unique_ptr	mDataset
	handle to open GDAL dataset
double	mGeoTransform [6]
	geotransform coefficients
int	mXSize = 0
	raster grid size X
int	mYSize = 0
	raster grid size Y

Friends
class	QgsAlignRaster

Detailed Description

Utility class for gathering information about rasters.

Definition at line 55 of file qgsalignraster.h.

Constructor & Destructor Documentation

RasterInfo() [1/2]

QgsAlignRaster::RasterInfo::RasterInfo

(

const QString &

layerpath

)

Construct raster info with a path to a raster file.

Definition at line 547 of file qgsalignraster.cpp.

RasterInfo() [2/2]

QgsAlignRaster::RasterInfo::RasterInfo ( const RasterInfo &  rh )

delete

Member Function Documentation

bandCount()

int QgsAlignRaster::RasterInfo::bandCount ( ) const

inline

Returns the number of raster bands in the file.

Definition at line 72 of file qgsalignraster.h.

cellSize()

QSizeF QgsAlignRaster::RasterInfo::cellSize

(

)

const

Returns the cell size in map units.

Definition at line 564 of file qgsalignraster.cpp.

crs()

QString QgsAlignRaster::RasterInfo::crs ( ) const

inline

Returns the CRS in WKT format.

Definition at line 68 of file qgsalignraster.h.

dump()

void QgsAlignRaster::RasterInfo::dump

(

)

const

Write contents of the object to standard error stream - for debugging.

Definition at line 585 of file qgsalignraster.cpp.

extent()

QgsRectangle QgsAlignRaster::RasterInfo::extent

(

)

const

Returns the extent of the raster.

Definition at line 575 of file qgsalignraster.cpp.

gridOffset()

QPointF QgsAlignRaster::RasterInfo::gridOffset

(

)

const

Returns the grid offset.

Definition at line 569 of file qgsalignraster.cpp.

identify()

double QgsAlignRaster::RasterInfo::identify	(	double	mx,
		double	my
	)

Gets raster value at the given coordinates (from the first band)

Definition at line 600 of file qgsalignraster.cpp.

isValid()

bool QgsAlignRaster::RasterInfo::isValid ( ) const

inline

Check whether the given path is a valid raster.

Definition at line 65 of file qgsalignraster.h.

operator=()

RasterInfo & QgsAlignRaster::RasterInfo::operator= ( const RasterInfo &  rh )

delete

origin()

QPointF QgsAlignRaster::RasterInfo::origin

(

)

const

Returns the origin of the raster.

Definition at line 580 of file qgsalignraster.cpp.

rasterSize()

QSize QgsAlignRaster::RasterInfo::rasterSize ( ) const

inline

Returns the size of the raster grid in pixels.

Definition at line 70 of file qgsalignraster.h.

Friends And Related Symbol Documentation

QgsAlignRaster

friend class QgsAlignRaster

friend

Definition at line 107 of file qgsalignraster.h.

Member Data Documentation

mBandCnt

int QgsAlignRaster::RasterInfo::mBandCnt = 0

protected

number of raster's bands

Definition at line 100 of file qgsalignraster.h.

mCrsWkt

QString QgsAlignRaster::RasterInfo::mCrsWkt

protected

CRS stored in WKT format.

Definition at line 92 of file qgsalignraster.h.

mDataset

gdal::dataset_unique_ptr QgsAlignRaster::RasterInfo::mDataset

protected

handle to open GDAL dataset

Definition at line 90 of file qgsalignraster.h.

mGeoTransform

double QgsAlignRaster::RasterInfo::mGeoTransform[6]

protected

geotransform coefficients

Definition at line 94 of file qgsalignraster.h.

mXSize

int QgsAlignRaster::RasterInfo::mXSize = 0

protected

raster grid size X

Definition at line 96 of file qgsalignraster.h.

mYSize

int QgsAlignRaster::RasterInfo::mYSize = 0

protected

raster grid size Y

Definition at line 98 of file qgsalignraster.h.

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The documentation for this struct was generated from the following files:

• /build/qgis-3.34.0+99sid/src/analysis/raster/qgsalignraster.h
• /build/qgis-3.34.0+99sid/src/analysis/raster/qgsalignraster.cpp