A Raster Transform is a class that defines functions to transform a styled raster. More...

#include <RasterTransform.h>

Public Types
typedef std::map < RasterThreshold, te::color::RGBAColor >	CategorizedMap

typedef std::map < RasterThreshold, te::color::ColorBar >	InterpolatedMap

typedef std::pair< double, double >	RasterThreshold

enum	RasterTransfFunctions { NO_TRANSF =0, MONO2THREE_TRANSF =1, EXTRACT2RGB_TRANSF =2, RED2THREE_TRANSF =3, GREEN2THREE_TRANSF =4, BLUE2THREE_TRANSF =5, CATEGORIZE_TRANSF =6, INTERPOLATE_TRANSF =7, BAND2BAND_TRANSF =8, EXTRACT2RGBA_TRANSF }

typedef te::color::RGBAColor(RasterTransform::*	RGBAFunction )(double, double)

enum	RGBChannels { RED_CHANNEL =0, GREEN_CHANNEL =1, BLUE_CHANNEL =2, ALPHA_CHANNEL =3 }
	The three channels of a display. More...

typedef void(RasterTransform::*	TransformFunction )(double, double, double, double)

Public Member Functions
void	apply (double icol, double ilin, double ocol, double olin)

te::color::RGBAColor	apply (double icol, double ilin)

void	clearRGBMap ()

CategorizedMap &	getCategorizedMap ()

double	getContrastB ()
	Gets the constrast value for blue band. More...

double	getContrastG ()
	Gets the constrast value for green band. More...

double	getContrastM ()
	Gets the constrast value for gray band. More...

double	getContrastR ()
	Gets the constrast value for red band. More...

short	getDestBand ()

double	getGain ()
	Gets the gain. More...

te::rst::Raster *	getInputRaster ()
	Gets the input raster. More...

InterpolatedMap &	getInterpolatedMap ()

double	getOffset ()
	Gets the offset. More...

te::rst::Raster *	getOutputRaster ()
	Gets the output raster. More...

std::map< RGBChannels, short > &	getRGBMap ()

short	getSrcBand ()

RasterTransfFunctions	getTransfFunction ()

double	getTransparency ()
	Gets the transparency. More...

	RasterTransform (te::rst::Raster input, te::rst::Raster output)
	Constructor. More...

void	setBChannelMapping (short bIn, RGBChannels bOut)

void	setCategorizedMap (CategorizedMap map)

void	setContrastB (double value)
	Sets the constrast value for blue band. More...

void	setContrastG (double value)
	Sets the constrast value for green band. More...

void	setContrastM (double value)
	Sets the constrast value for gray band. More...

void	setContrastR (double value)
	Sets the constrast value for red band. More...

void	setDestBand (short n)

void	setGain (double value)
	Sets the gain. More...

void	setInterpolatedMap (InterpolatedMap map)

void	setLinearTransfParameters (double vmin, double vmax, double rmin, double rmax)
	Set parameters of linear transformation. More...

void	setOffset (double value)
	Sets the offset. More...

void	setRGBAFunction (RasterTransform::RGBAFunction transfFuncPtr)

void	setRGBMap (std::map< RGBChannels, short > &rgbMap)
	Sets the rgb map values. More...

void	setSrcBand (short n)

void	setTransfFunction (RasterTransfFunctions func)

void	setTransfFunction (RasterTransform::TransformFunction transfFuncPtr)

void	setTransparency (double value)
	Sets the transparency. More...

	~RasterTransform ()
	Destructor. More...

Protected Member Functions
bool	checkNoValue (double &value, int band)
	Function used to check if value is or not a valid value. More...

void	fixValue (double &value)

te::color::RGBAColor	getBlue2ThreeBand (double icol, double ilin)

te::color::RGBAColor	getCategorize (double icol, double ilin)

te::color::RGBAColor	getCategorizedColor (double value)

te::color::RGBAColor	getExtractRGB (double icol, double ilin)

te::color::RGBAColor	getExtractRGBA (double icol, double ilin)

te::color::RGBAColor	getGreen2ThreeBand (double icol, double ilin)

te::color::RGBAColor	getInterpolate (double icol, double ilin)

te::color::RGBAColor	getInterpolatedColor (double value)

te::color::RGBAColor	getMono2ThreeBand (double icol, double ilin)

te::color::RGBAColor	getRed2ThreeBand (double icol, double ilin)

void	setBand2Band (double icol, double ilin, double ocol, double olin)

void	setBlue2ThreeBand (double icol, double ilin, double ocol, double olin)

void	setCategorize (double icol, double ilin, double ocol, double olin)

void	setExtractRGB (double icol, double ilin, double ocol, double olin)

void	setExtractRGBA (double icol, double ilin, double ocol, double olin)

void	setGreen2ThreeBand (double icol, double ilin, double ocol, double olin)

void	setInterpolate (double icol, double ilin, double ocol, double olin)

void	setMono2ThreeBand (double icol, double ilin, double ocol, double olin)

void	setRed2ThreeBand (double icol, double ilin, double ocol, double olin)

Private Attributes
double	m_bContrast
	Contrast value used in blue band. More...

CategorizedMap	m_categorizeMap
	Attribute to define the categorized transformation. More...

double	m_gain
	Gain factor. More...

double	m_gContrast
	Contrast value used in green band. More...

InterpolatedMap	m_interpolateMap
	Attribute to define the interpolated transformation. More...

double	m_mContrast
	Contrast value used in gray band. More...

short	m_monoBand
	Value for the gray band. More...

short	m_monoBandOut
	Value for output gray band channel. More...

double	m_offset
	Offset factor. More...

te::rst::Raster *	m_rasterIn
	Pointer to a input raster. More...

te::rst::Raster *	m_rasterOut
	Pointer to a output raster. More...

double	m_rContrast
	Contrast value used in red band. More...

RGBAFunction	m_RGBAFuncPtr
	Function used in transformation operation. More...

std::map< RGBChannels, short >	m_rgbMap
	Map used to set the band order. More...

double	m_rstMaxValue
	Max value from input raster. More...

double	m_rstMinValue
	Min value from input raster. More...

TransformFunction	m_transfFuncPtr
	Function used in transformation operation. More...

double	m_transp
	Transparency factor. More...

Detailed Description

A Raster Transform is a class that defines functions to transform a styled raster.

See also

Definition at line 62 of file RasterTransform.h.

Member Typedef Documentation

typedef std::map<RasterThreshold, te::color::RGBAColor> te::map::RasterTransform::CategorizedMap

Definition at line 71 of file RasterTransform.h.

typedef std::map<RasterThreshold, te::color::ColorBar> te::map::RasterTransform::InterpolatedMap

Definition at line 72 of file RasterTransform.h.

typedef std::pair<double, double> te::map::RasterTransform::RasterThreshold

Definition at line 69 of file RasterTransform.h.

typedef te::color::RGBAColor(RasterTransform::* te::map::RasterTransform::RGBAFunction)(double, double)

Definition at line 67 of file RasterTransform.h.

typedef void(RasterTransform::* te::map::RasterTransform::TransformFunction)(double, double, double, double)

Definition at line 66 of file RasterTransform.h.

Member Enumeration Documentation

enum te::map::RasterTransform::RasterTransfFunctions

Enumerator
NO_TRANSF
MONO2THREE_TRANSF
EXTRACT2RGB_TRANSF
RED2THREE_TRANSF
GREEN2THREE_TRANSF
BLUE2THREE_TRANSF
CATEGORIZE_TRANSF
INTERPOLATE_TRANSF
BAND2BAND_TRANSF
EXTRACT2RGBA_TRANSF

Definition at line 84 of file RasterTransform.h.

enum te::map::RasterTransform::RGBChannels

The three channels of a display.

Enumerator
RED_CHANNEL
GREEN_CHANNEL
BLUE_CHANNEL
ALPHA_CHANNEL

Definition at line 75 of file RasterTransform.h.

Constructor & Destructor Documentation

te::map::RasterTransform::RasterTransform	(	te::rst::Raster *	input,
		te::rst::Raster *	output
	)

Constructor.

Parameters

input
output

Note

Definition at line 39 of file RasterTransform.cpp.

References m_rstMaxValue, and m_rstMinValue.

te::map::RasterTransform::~RasterTransform ( )

Destructor.

Definition at line 58 of file RasterTransform.cpp.

Member Function Documentation

void te::map::RasterTransform::apply	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

inline

Applies the selected transformation method

Definition at line 221 of file RasterTransform.h.

Referenced by te::map::DrawRaster(), and te::qt::widgets::ReadPixelTool::mouseReleaseEvent().

te::color::RGBAColor te::map::RasterTransform::apply	(	double	icol,
		double	ilin
	)

inline

Definition at line 223 of file RasterTransform.h.

bool te::map::RasterTransform::checkNoValue	(	double &	value,
		int	band
	)

protected

Function used to check if value is or not a valid value.

Returns: True if the value is EQUAL to NoValue and false in other case.

Definition at line 597 of file RasterTransform.cpp.

void te::map::RasterTransform::clearRGBMap ( )

inline

Clears current mapping from bands to channel

Definition at line 168 of file RasterTransform.h.

void te::map::RasterTransform::fixValue ( double & value )

protected

Function used to adjust the value in raster range

Definition at line 585 of file RasterTransform.cpp.

te::color::RGBAColor te::map::RasterTransform::getBlue2ThreeBand	(	double	icol,
		double	ilin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 489 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

te::color::RGBAColor te::map::RasterTransform::getCategorize	(	double	icol,
		double	ilin
	)

protected

This transformation get the value of the selected band in input and get the categorized value

Definition at line 526 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

te::color::RGBAColor te::map::RasterTransform::getCategorizedColor ( double value )

protected

Function used to get the categorized color given a pixel value

Definition at line 637 of file RasterTransform.cpp.

CategorizedMap& te::map::RasterTransform::getCategorizedMap ( )

inline

Gets the categorize map information

Definition at line 189 of file RasterTransform.h.

double te::map::RasterTransform::getContrastB ( )

inline

Gets the constrast value for blue band.

Definition at line 153 of file RasterTransform.h.

double te::map::RasterTransform::getContrastG ( )

inline

Gets the constrast value for green band.

Definition at line 147 of file RasterTransform.h.

double te::map::RasterTransform::getContrastM ( )

inline

Gets the constrast value for gray band.

Definition at line 159 of file RasterTransform.h.

double te::map::RasterTransform::getContrastR ( )

inline

Gets the constrast value for red band.

Definition at line 141 of file RasterTransform.h.

short te::map::RasterTransform::getDestBand ( )

inline

Gets the destination of the mono band

Definition at line 183 of file RasterTransform.h.

te::color::RGBAColor te::map::RasterTransform::getExtractRGB	(	double	icol,
		double	ilin
	)

protected

This transformation is used to define a particular mapping from input bands to RGB channels

Definition at line 286 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

te::color::RGBAColor te::map::RasterTransform::getExtractRGBA	(	double	icol,
		double	ilin
	)

protected

This transformation is used to define a particular mapping from input bands to RGBA channels

Definition at line 350 of file RasterTransform.cpp.

Referenced by setTransfFunction().

double te::map::RasterTransform::getGain ( )

inline

Gets the gain.

Definition at line 129 of file RasterTransform.h.

te::color::RGBAColor te::map::RasterTransform::getGreen2ThreeBand	(	double	icol,
		double	ilin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 447 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

te::rst::Raster* te::map::RasterTransform::getInputRaster ( )

inline

Gets the input raster.

Definition at line 114 of file RasterTransform.h.

te::color::RGBAColor te::map::RasterTransform::getInterpolate	(	double	icol,
		double	ilin
	)

protected

This transformation get the value of the selected band in input and get the interpolated value

Definition at line 554 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

te::color::RGBAColor te::map::RasterTransform::getInterpolatedColor ( double value )

protected

Function used to get the interpolated color given a pixel value

Definition at line 607 of file RasterTransform.cpp.

InterpolatedMap& te::map::RasterTransform::getInterpolatedMap ( )

inline

Gets the categorize map information

Definition at line 195 of file RasterTransform.h.

te::color::RGBAColor te::map::RasterTransform::getMono2ThreeBand	(	double	icol,
		double	ilin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 236 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

double te::map::RasterTransform::getOffset ( )

inline

Gets the offset.

Definition at line 135 of file RasterTransform.h.

te::rst::Raster* te::map::RasterTransform::getOutputRaster ( )

inline

Gets the output raster.

Definition at line 117 of file RasterTransform.h.

te::color::RGBAColor te::map::RasterTransform::getRed2ThreeBand	(	double	icol,
		double	ilin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 405 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

std::map<RGBChannels, short>& te::map::RasterTransform::getRGBMap ( )

inline

Returns the mapping from a particular input band to a particular output channel

Definition at line 171 of file RasterTransform.h.

Referenced by te::qt::widgets::ReadPixelTool::mouseReleaseEvent().

short te::map::RasterTransform::getSrcBand ( )

inline

Gets the mono band to be transformed

Definition at line 177 of file RasterTransform.h.

te::map::RasterTransform::RasterTransfFunctions te::map::RasterTransform::getTransfFunction ( )

Returns the identifier of the transformation function currently set

Definition at line 112 of file RasterTransform.cpp.

References getBlue2ThreeBand(), getCategorize(), getExtractRGB(), getGreen2ThreeBand(), getInterpolate(), getMono2ThreeBand(), getRed2ThreeBand(), setBand2Band(), setBlue2ThreeBand(), setCategorize(), setExtractRGB(), setGreen2ThreeBand(), setInterpolate(), setMono2ThreeBand(), and setRed2ThreeBand().

double te::map::RasterTransform::getTransparency ( )

inline

Gets the transparency.

Definition at line 123 of file RasterTransform.h.

void te::map::RasterTransform::setBand2Band	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation repeats the value of the n band in input to b band in output

Definition at line 566 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setBChannelMapping	(	short	bIn,
		RGBChannels	bOut
	)

inline

Sets the mapping from a particular input band to a particular output channel

Definition at line 165 of file RasterTransform.h.

void te::map::RasterTransform::setBlue2ThreeBand	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 468 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setCategorize	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation get the value of the selected band in input and set the categorized value in output bands of the output

Definition at line 510 of file RasterTransform.cpp.

References te::color::RGBAColor::getBlue(), te::color::RGBAColor::getGreen(), and te::color::RGBAColor::getRed().

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setCategorizedMap ( CategorizedMap map )

inline

Sets the categorize map information

Definition at line 186 of file RasterTransform.h.

void te::map::RasterTransform::setContrastB ( double value )

inline

Sets the constrast value for blue band.

Definition at line 150 of file RasterTransform.h.

void te::map::RasterTransform::setContrastG ( double value )

inline

Sets the constrast value for green band.

Definition at line 144 of file RasterTransform.h.

void te::map::RasterTransform::setContrastM ( double value )

inline

Sets the constrast value for gray band.

Definition at line 156 of file RasterTransform.h.

void te::map::RasterTransform::setContrastR ( double value )

inline

Sets the constrast value for red band.

Definition at line 138 of file RasterTransform.h.

void te::map::RasterTransform::setDestBand ( short n )

inline

Sets the destination of the mono band

Definition at line 180 of file RasterTransform.h.

void te::map::RasterTransform::setExtractRGB	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation is used to define a particular mapping from input bands to RGB channels

Definition at line 256 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setExtractRGBA	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation is used to define a particular mapping from input bands to RGBA channels

Definition at line 315 of file RasterTransform.cpp.

Referenced by setTransfFunction().

void te::map::RasterTransform::setGain ( double value )

inline

Sets the gain.

Definition at line 126 of file RasterTransform.h.

void te::map::RasterTransform::setGreen2ThreeBand	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 426 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setInterpolate	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation get the value of the selected band in input and set the interpolated value in output bands of the output

Definition at line 538 of file RasterTransform.cpp.

References te::color::RGBAColor::getBlue(), te::color::RGBAColor::getGreen(), and te::color::RGBAColor::getRed().

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setInterpolatedMap ( InterpolatedMap map )

inline

Sets the interpolate map information

Definition at line 192 of file RasterTransform.h.

void te::map::RasterTransform::setLinearTransfParameters	(	double	vmin,
		double	vmax,
		double	rmin,
		double	rmax
	)

Set parameters of linear transformation.

Parameters

vmin	smallest input value
vmax	largest input value
rmin	smallest value of the output range
rmax	largest value of the output range

Definition at line 88 of file RasterTransform.cpp.

Referenced by te::map::DrawRaster(), and te::qt::widgets::ReadPixelTool::mouseReleaseEvent().

void te::map::RasterTransform::setMono2ThreeBand	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 217 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setOffset ( double value )

inline

Sets the offset.

Definition at line 132 of file RasterTransform.h.

void te::map::RasterTransform::setRed2ThreeBand	(	double	icol,
		double	ilin,
		double	ocol,
		double	olin
	)

protected

This transformation repeats the value of the first band in input three bands of the output

Definition at line 384 of file RasterTransform.cpp.

Referenced by getTransfFunction(), and setTransfFunction().

void te::map::RasterTransform::setRGBAFunction ( RasterTransform::RGBAFunction transfFuncPtr )

inline

Sets the transformation method to be used

Definition at line 218 of file RasterTransform.h.

void te::map::RasterTransform::setRGBMap ( std::map< RGBChannels, short > & rgbMap )

Sets the rgb map values.

Definition at line 65 of file RasterTransform.cpp.

void te::map::RasterTransform::setSrcBand ( short n )

inline

Sets the mono band to be transformed

Definition at line 174 of file RasterTransform.h.

void te::map::RasterTransform::setTransfFunction ( RasterTransfFunctions func )

Sets the associated transformation function from an identifier

Definition at line 163 of file RasterTransform.cpp.

References getBlue2ThreeBand(), getCategorize(), getExtractRGB(), getExtractRGBA(), getGreen2ThreeBand(), getInterpolate(), getMono2ThreeBand(), getRed2ThreeBand(), setBand2Band(), setBlue2ThreeBand(), setCategorize(), setExtractRGB(), setExtractRGBA(), setGreen2ThreeBand(), setInterpolate(), setMono2ThreeBand(), and setRed2ThreeBand().

void te::map::RasterTransform::setTransfFunction ( RasterTransform::TransformFunction transfFuncPtr )

inline

Sets the transformation method to be used

Definition at line 215 of file RasterTransform.h.

void te::map::RasterTransform::setTransparency ( double value )

inline

Sets the transparency.

Definition at line 120 of file RasterTransform.h.

Member Data Documentation

double te::map::RasterTransform::m_bContrast

private

Contrast value used in blue band.

Definition at line 307 of file RasterTransform.h.

CategorizedMap te::map::RasterTransform::m_categorizeMap

private

Attribute to define the categorized transformation.

Definition at line 317 of file RasterTransform.h.

double te::map::RasterTransform::m_gain

private

Gain factor.

Definition at line 301 of file RasterTransform.h.

double te::map::RasterTransform::m_gContrast

private

Contrast value used in green band.

Definition at line 306 of file RasterTransform.h.

InterpolatedMap te::map::RasterTransform::m_interpolateMap

private

Attribute to define the interpolated transformation.

Definition at line 318 of file RasterTransform.h.

double te::map::RasterTransform::m_mContrast

private

Contrast value used in gray band.

Definition at line 308 of file RasterTransform.h.

short te::map::RasterTransform::m_monoBand

private

Value for the gray band.

Definition at line 311 of file RasterTransform.h.

short te::map::RasterTransform::m_monoBandOut

private

Value for output gray band channel.

Definition at line 312 of file RasterTransform.h.

double te::map::RasterTransform::m_offset

private

Offset factor.

Definition at line 302 of file RasterTransform.h.

te::rst::Raster* te::map::RasterTransform::m_rasterIn

private

Pointer to a input raster.

Definition at line 297 of file RasterTransform.h.

te::rst::Raster* te::map::RasterTransform::m_rasterOut

private

Pointer to a output raster.

Definition at line 298 of file RasterTransform.h.

double te::map::RasterTransform::m_rContrast

private

Contrast value used in red band.

Definition at line 305 of file RasterTransform.h.

RGBAFunction te::map::RasterTransform::m_RGBAFuncPtr

private

Function used in transformation operation.

Definition at line 315 of file RasterTransform.h.

std::map<RGBChannels, short> te::map::RasterTransform::m_rgbMap

private

Map used to set the band order.

Definition at line 310 of file RasterTransform.h.

double te::map::RasterTransform::m_rstMaxValue

private

Max value from input raster.

Definition at line 304 of file RasterTransform.h.

Referenced by RasterTransform().

double te::map::RasterTransform::m_rstMinValue

private

Min value from input raster.

Definition at line 303 of file RasterTransform.h.

Referenced by RasterTransform().

TransformFunction te::map::RasterTransform::m_transfFuncPtr

private

Function used in transformation operation.

Definition at line 314 of file RasterTransform.h.

double te::map::RasterTransform::m_transp

private

Transparency factor.

Definition at line 300 of file RasterTransform.h.

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

C:/TL5_2015_release/terralib5/src/terralib/maptools/RasterTransform.h
C:/TL5_2015_release/terralib5/src/terralib/maptools/RasterTransform.cpp

Public Types

Public Member Functions

Protected Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation