like JKQTPRGBMathImage but reads images from columns of the datastore More...

#include <jkqtpimagergb.h>

Inheritance diagram for JKQTPColumnRGBMathImage:

Collaboration diagram for JKQTPColumnRGBMathImage:

Public Member Functions
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, int imageRColumn, int imageGColumn, int imageBColumn, JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, int imageRColumn, int imageGColumn, int imageBColumn, JKQTPlotter *parent)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, int imageRColumn, int imageGColumn, JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, int imageRColumn, int imageGColumn, JKQTPlotter *parent)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, int imageRColumn, JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, int imageRColumn, JKQTPlotter *parent)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPColumnRGBMathImage (double x, double y, double width, double height, JKQTPlotter *parent)
	class constructor
	JKQTPColumnRGBMathImage (JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPColumnRGBMathImage (JKQTPlotter *parent)
	class constructor
int	getImageBColumn () const
	image column for B channel
int	getImageGColumn () const
	image column for G channel
int	getImageRColumn () const
	image column for R channel
int	getModifierColumn () const
	column containing the modifier image
virtual void	setImageBColumn (int __value)
	image column for B channel
virtual void	setImageGColumn (int __value)
	image column for G channel
virtual void	setImageRColumn (int __value)
	image column for R channel
virtual void	setModifierColumn (int __value)
	column containing the modifier image
virtual bool	usesColumn (int c) const override
	returns `true` if the given column is used by the graph
Public Member Functions inherited from JKQTPRGBMathImage
	JKQTPRGBMathImage (double x, double y, double width, double height, JKQTPMathImageDataType datatype, const void data, int Nx, int Ny, JKQTBasePlotter parent=nullptr)
	class constructor
	JKQTPRGBMathImage (double x, double y, double width, double height, JKQTPMathImageDataType datatype, const void data, int Nx, int Ny, JKQTPlotter parent)
	class constructor
	JKQTPRGBMathImage (JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPRGBMathImage (JKQTPlotter *parent)
	class constructor
virtual void	draw (JKQTPEnhancedPainter &painter) override
	plots the graph to the plotter object specified as parent
virtual QImage	drawImage ()
	return the plotted image only as a QImage
virtual void	drawKeyMarker (JKQTPEnhancedPainter &painter, const QRectF &rect) override
	plots a key marker inside the specified rectangle rect
virtual void	drawOutside (JKQTPEnhancedPainter &painter, QRect leftSpace, QRect rightSpace, QRect topSpace, QRect bottomSpace) override
	plots outside the actual plot field of view (e.g. color bars, scale bars, ...)
bool	getAutoImageRange () const
	indicates whether to estimate min/max of the image automatically
bool	getAutoModifierRange () const
	indicates whether to estimate min/max of the modifier automatically
double	getColorBarModifiedWidth () const
	width of the color bar when modifier is on
int	getColorBarOffset () const
	offset between outside space border and color bar
double	getColorBarRelativeHeight () const
	height of the color bar, as multiple of plotHeight
JKQTPVerticalIndependentAxis *	getColorBarRightAxis ()
	object used for color bar axes (right border, red image data)
const JKQTPVerticalIndependentAxis *	getColorBarRightAxis () const
	object used for color bar axes (right border, red image data)
JKQTPVerticalIndependentAxis *	getColorBarRightAxisB ()
	object used for color bar axes (right border, blue image data)
const JKQTPVerticalIndependentAxis *	getColorBarRightAxisB () const
	object used for color bar axes (right border, blue image data)
JKQTPVerticalIndependentAxis *	getColorBarRightAxisG ()
	object used for color bar axes (right border, green image data)
const JKQTPVerticalIndependentAxis *	getColorBarRightAxisG () const
	object used for color bar axes (right border, green image data)
JKQTPVerticalIndependentAxis *	getColorBarRightAxisR ()
	object used for color bar axes (right border, red image data)
const JKQTPVerticalIndependentAxis *	getColorBarRightAxisR () const
	object used for color bar axes (right border, red image data)
bool	getColorBarRightVisible () const
	right color bar visible
bool	getColorbarsSideBySide () const
	if `true` the different color bars share the space of a single color bar, if set `false` each colorbar uses the space of a single colorbar
JKQTPHorizontalIndependentAxis *	getColorBarTopAxis ()
	object used for color bar axes (top border, red image data)
const JKQTPHorizontalIndependentAxis *	getColorBarTopAxis () const
	object used for color bar axes (top border, red image data)
JKQTPHorizontalIndependentAxis *	getColorBarTopAxisB ()
	object used for color bar axes (top border, blue image data)
const JKQTPHorizontalIndependentAxis *	getColorBarTopAxisB () const
	object used for color bar axes (top border, blue image data)
JKQTPHorizontalIndependentAxis *	getColorBarTopAxisG ()
	object used for color bar axes (top border, green image data)
const JKQTPHorizontalIndependentAxis *	getColorBarTopAxisG () const
	object used for color bar axes (top border, green image data)
JKQTPHorizontalIndependentAxis *	getColorBarTopAxisR ()
	object used for color bar axes (top border, red image data)
const JKQTPHorizontalIndependentAxis *	getColorBarTopAxisR () const
	object used for color bar axes (top border, red image data)
bool	getColorBarTopVisible () const
	top color bar visible
int	getColorBarWidth () const
	width of the color bar
const void *	getDataB () const
	points to the data array, holding the image
QVector< double >	getDataBAsDoubleVector () const
	return the data of the blue channel used for plotting as a QVector<double> in row-major data-ordering
const void *	getDataG () const
	points to the data array, holding the image
QVector< double >	getDataGAsDoubleVector () const
	return the data of the green channel used for plotting as a QVector<double> in row-major data-ordering
virtual void	getDataMinMax (double &imin, double &imax) override
	determine min/max data value of the image
virtual void	getDataMinMaxB (double &imin, double &imax)
	determine min/max data value of the image
virtual void	getDataMinMaxG (double &imin, double &imax)
	determine min/max data value of the image
const void *	getDataR () const
	points to the data array, holding the image
JKQTPMathImageDataType	getDatatypeB () const
	datatype of the data array data
JKQTPMathImageDataType	getDatatypeG () const
	datatype of the data array data
JKQTPMathImageDataType	getDatatypeR () const
	datatype of the data array data
double	getImageMax () const
	red image value range maximum
double	getImageMaxB () const
	blue image value range maximum
double	getImageMaxG () const
	green image value range maximum
double	getImageMin () const
	red image value range minimum
double	getImageMinB () const
	blue image value range minimum
double	getImageMinG () const
	green image value range minimum
QString	getImageName () const
	name of the red image channel displayed above color bar (may contain LaTeX markup!)
QString	getImageNameB () const
	name of the blue image channel displayed above color bar (may contain LaTeX markup!)
QString	getImageNameFontName () const
	font name when displaying imageName
double	getImageNameFontSize () const
	font size in points when displaying imageName
QString	getImageNameG () const
	name of the green image channel displayed above color bar (may contain LaTeX markup!)
QString	getImageNameR () const
	name of the red image channel displayed above color bar (may contain LaTeX markup!)
JKQTPHorizontalIndependentAxis *	getModifierColorBarRightAxis ()
	object used for color bar axes (top border, modifier image data)
const JKQTPHorizontalIndependentAxis *	getModifierColorBarRightAxis () const
	object used for color bar axes (top border, modifier image data)
JKQTPVerticalIndependentAxis *	getModifierColorBarTopAxis ()
	object used for color bar axes (right border, modifier image data)
const JKQTPVerticalIndependentAxis *	getModifierColorBarTopAxis () const
	object used for color bar axes (right border, modifier image data)
double	getModifierMax () const
	modifier value range maximum
double	getModifierMin () const
	modifier value range minimum
JKQTPMathImageModifierMode	getModifierMode () const
	how to apply the modifier column dataModifier
virtual void	getOutsideSize (JKQTPEnhancedPainter &painter, int &leftSpace, int &rightSpace, int &topSpace, int &bottomSpace) override
	if the graph plots outside the actual plot field of view (e.g. color bars, scale bars, ...)
JKQTPRGBMathImageRGBMode	getRgbMode () const
	how to interpret the three data channels red, green and blue
bool	getShowColorBar () const
	indicate whether to display a color bar
double	getValueAt (double x, double y, int channel=0)
	return the value (raw data!) of the contained image at the given coordinate
void	setAutoImageRange (bool __value)
	indicates whether to estimate min/max of the image automatically
void	setAutoModifierRange (bool __value)
	indicates whether to estimate min/max of the modifier automatically
void	setColorBarModifiedWidth (double __value)
	width of the color bar when modifier is on
void	setColorBarOffset (int __value)
	offset between outside space border and color bar
void	setColorBarRelativeHeight (double __value)
	height of the color bar, as multiple of plotHeight
void	setColorBarRightVisible (bool __value)
	right color bar visible
void	setColorbarsSideBySide (bool __value)
	if `true` the different color bars share the space of a single color bar, if set `false` each colorbar uses the space of a single colorbar
void	setColorBarTopVisible (bool __value)
	top color bar visible
void	setColorBarWidth (int __value)
	width of the color bar
virtual void	setData (const void *__value)
	points to the data array, holding the image
void	setDatatypeB (JKQTPMathImageDataType __value)
	datatype of the data array data
void	setDatatypeG (JKQTPMathImageDataType __value)
	datatype of the data array data
void	setDatatypeR (JKQTPMathImageDataType __value)
	datatype of the data array data
void	setImageMax (double __value)
	red image value range maximum
void	setImageMaxB (double __value)
	blue image value range maximum
void	setImageMaxG (double __value)
	green image value range maximum
void	setImageMaxR (double m)
	red image value range maximum
void	setImageMin (double __value)
	red image value range minimum
void	setImageMinB (double __value)
	blue image value range minimum
void	setImageMinG (double __value)
	green image value range minimum
void	setImageMinR (double m)
	red image value range minimum
void	setImageName (const QString &__value)
	name of the red image channel displayed above color bar (may contain LaTeX markup!)
void	setImageNameB (const QString &__value)
	name of the blue image channel displayed above color bar (may contain LaTeX markup!)
void	setImageNameFontName (const QString &__value)
	font name when displaying imageName
void	setImageNameFontSize (double __value)
	font size in points when displaying imageName
void	setImageNameG (const QString &__value)
	name of the green image channel displayed above color bar (may contain LaTeX markup!)
void	setImageNameR (const QString &m)
	name of the red image channel displayed above color bar (may contain LaTeX markup!)
void	setModifierMax (double __value)
	modifier value range maximum
void	setModifierMin (double __value)
	modifier value range minimum
void	setModifierMode (const JKQTPMathImageModifierMode &__value)
	how to apply the modifier column dataModifier
virtual void	setParent (JKQTBasePlotter *parent) override
	sets the parent painter class
void	setRgbMode (JKQTPRGBMathImageRGBMode __value)
	how to interpret the three data channels red, green and blue
void	setShowColorBar (bool __value)
	indicate whether to display a color bar
virtual void	setTitle (const QString &title) override
	sets the title of the plot (for display in key!).
Public Member Functions inherited from JKQTPMathImageBase
	JKQTPMathImageBase (double x, double y, double width, double height, JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPMathImageBase (double x, double y, double width, double height, JKQTPlotter *parent=nullptr)
	class constructor
	JKQTPMathImageBase (double x, double y, double width, double height, JKQTPMathImageDataType datatype, const void data, int Nx, int Ny, JKQTBasePlotter parent=nullptr)
	class constructor
	JKQTPMathImageBase (double x, double y, double width, double height, JKQTPMathImageDataType datatype, const void data, int Nx, int Ny, JKQTPlotter parent)
	class constructor
	JKQTPMathImageBase (JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPMathImageBase (JKQTPlotter *parent)
	class constructor
virtual const void *	getData () const
	points to the data array, holding the image
QVector< double >	getDataAsDoubleVector () const
	returns the contents of the internal data image as a QVector<double>
virtual const void *	getDataModifier () const
	points to the data array, holding the modifier image
QVector< double >	getDataModifierAsDoubleVector () const
	returns the contents of the internal modifier image as a QVector<double>
virtual JKQTPMathImageDataType	getDatatype () const
	datatype of the data array data
virtual JKQTPMathImageDataType	getDatatypeModifier () const
	datatype of the data array data
virtual void	getModifierMinMax (double &imin, double &imax)
	determine min/max data value of the image
int	getNx () const
	width of the data array data in pt
int	getNy () const
	height of the data array data in pt
virtual void	setDataModifier (const void *__value)
	points to the data array, holding the modifier image
virtual void	setDataModifier (const void *data, JKQTPMathImageDataType datatype)
	sets dataModifier ( points to the data array, holding the modifier image ) and datatypeModifier ( datatype of the data array data )
virtual void	setDatatype (JKQTPMathImageDataType __value)
	datatype of the data array data
virtual void	setDatatypeModifier (JKQTPMathImageDataType __value)
	datatype of the data array data
void	setNx (int __value)
	width of the data array data in pt
void	setNx (size_t __value)
	width of the data array data in pt
void	setNy (int __value)
	height of the data array data in pt
void	setNy (size_t __value)
	height of the data array data in pt
Public Member Functions inherited from JKQTPImageBase
	JKQTPImageBase (double x, double y, double width, double height, JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPImageBase (double x, double y, double width, double height, JKQTPlotter *parent)
	class constructor
	JKQTPImageBase (JKQTBasePlotter *parent=nullptr)
	class constructor
	JKQTPImageBase (JKQTPlotter *parent)
	class constructor
double	getHeight () const
	height of image
virtual QColor	getKeyLabelColor () const override
	returns the color to be used for the key label
double	getWidth () const
	width of image
double	getX () const
	x coordinate of lower left corner
virtual bool	getXMinMax (double &minx, double &maxx, double &smallestGreaterZero) override
	get the maximum and minimum x-value of the graph
double	getY () const
	y coordinate of lower left corner
virtual bool	getYMinMax (double &miny, double &maxy, double &smallestGreaterZero) override
	get the maximum and minimum y-value of the graph
Public Member Functions inherited from JKQTPGraph
	JKQTPGraph (JKQTBasePlotter *parent=nullptr)
	class constructor
virtual	~JKQTPGraph ()=default
	default wirtual destructor
Public Member Functions inherited from JKQTPPlotElement
	JKQTPPlotElement (JKQTBasePlotter *parent=nullptr)
	class constructor
virtual	~JKQTPPlotElement ()=default
	default wirtual destructor
QPointF	backTransform (const QPointF &x) const
	tool routine that back-transforms a QPointF according to the parent's transformation rules (pixels --> plot coordinate)
QPointF	backTransform (double x, double y) const
	tool routine that back-transforms a QPointF according to the parent's transformation rules (pixels --> plot coordinate)
double	backtransformX (double x) const
	tool routine that backtransforms an x-coordinate (pixels --> plot coordinate) for this plot element, uses the axis referenced in xAxisRef
double	backtransformY (double y) const
	tool routine that backtransforms a y-coordinate (pixels --> plot coordinate) for this plot element, uses the axis referenced in yAxisRef
QImage	generateKeyMarker (QSize size=QSize(16, 16))
	returns an image with a key marker inside
JKQTBasePlotter *	getParent ()
	returns the parent painter class
const JKQTBasePlotter *	getParent () const
	returns the parent painter class
QString	getTitle () const
	returns the the title of the plot
const JKQTPCoordinateAxis *	getXAxis () const
	returns the actual x-Axis-object from the parent plotter, referenced in xAxisRef
JKQTPCoordinateAxisRef	getXAxisRef () const
	indicates which coordinate axis to use for coordinate transforms in x-direction
const JKQTPCoordinateAxis *	getYAxis () const
	returns the actual y-Axis-object from the parent plotter, referenced in yAxisRef
JKQTPCoordinateAxisRef	getYAxisRef () const
	indicates which coordinate axis to use for coordinate transforms in y-direction
virtual double	hitTest (const QPointF &posSystem, QPointF closestSpotSystem=nullptr, QString label=nullptr, HitTestMode mode=HitTestXY) const
	returns the closest distance of the plot element to the (screen pixel) position pos, or `NAN`
bool	isHighlighted () const
	returns whether the graph is shown in a highlighted style in the plot
bool	isVisible () const
	returns whether the graph is visible in the plot
void	setAxes (JKQTPCoordinateAxisRef ref)
	set the coordinate axes to use for this plot element
virtual void	setParent (JKQTPlotter *parent)
	sets the parent painter class
void	setXAxis (JKQTPCoordinateAxisRef ref)
	indicates which coordinate axis to use for coordinate transforms in x-direction
void	setYAxis (JKQTPCoordinateAxisRef ref)
	indicates which coordinate axis to use for coordinate transforms in y-direction
QPointF	transform (const QPointF &x) const
	tool routine that transforms a QPointF according to the parent's transformation rules (plot coordinate --> pixels)
QPolygonF	transform (const QPolygonF &x) const
	tool routine that transforms a QPolygonF according to the parent's transformation rules (plot coordinate --> pixels)
QPointF	transform (double x, double y) const
	tool routine that transforms a QPointF according to the parent's transformation rules (plot coordinate --> pixels)
QPainterPath	transformToLinePath (const QPolygonF &x) const
	tool routine that transforms a QPolygonF according to the parent's transformation rules and returns a (non-closed) path consisting of lines (plot coordinate --> pixels)
QVector< double >	transformX (const QVector< double > &x) const
	transform all x-coordinates in a vector x
double	transformX (double x) const
	tool routine that transforms an x-coordinate (plot coordinate --> pixels) for this plot element, uses the axis referenced in xAxisRef
QVector< double >	transformY (const QVector< double > &x) const
	transform all y-coordinates in a vector x
double	transformY (double y) const
	tool routine that transforms a y-coordinate (plot coordinate --> pixels) for this plot element, uses the axis referenced in yAxisRef

Protected Member Functions
void	ensureImageData () override
	overwrite this to fill the data poiters before they are accessed (e.g. to load data from a column in the datastore
Protected Member Functions inherited from JKQTPRGBMathImage
void	initObject ()
Protected Member Functions inherited from JKQTPImageBase
void	plotImage (JKQTPEnhancedPainter &painter, QImage &image, double x, double y, double width, double height)
	plot the given QImage onto the widget where the QImage fills the area defined by x, y (lower left corner) and width, height in the simplest case your implementation of draw() will call `plotImage(painter, image, this->x, this->y, this->width, this->height);`
Protected Member Functions inherited from JKQTPGraph
virtual void	drawErrorsAfter (JKQTPEnhancedPainter &)
	this function is used to plot error inidcators after plotting the graphs.
virtual void	drawErrorsBefore (JKQTPEnhancedPainter &)
	this function is used to plot error inidcators before plotting the graphs.
bool	getDataMinMax (int column, double &minx, double &maxx, double &smallestGreaterZero)
	get the maximum and minimum value of the given column
Protected Member Functions inherited from JKQTPPlotElement
void	addHitTestData (const HitTestLocation &loc)
	clear the internal datastore for hitTest()
void	addHitTestData (const QPointF &pos_, const QString &label_)
	clear the internal datastore for hitTest()
void	addHitTestData (const QPointF &pos_, int index_, const QString &label_)
	clear the internal datastore for hitTest()
void	addHitTestData (const QPointF &pos_, int index_=-1, const JKQTPDatastore *datastore=nullptr)
	clear the internal datastore for hitTest(), this variant uses formatHitTestDefaultLabel() to auto-generate the label
void	addHitTestData (double x_, double y_, const QString &label_)
	add a new point on the graph to the internal datastore for hitTest()
void	addHitTestData (double x_, double y_, int index_, const QString &label_)
	clear the internal datastore for hitTest()
void	addHitTestData (double x_, double y_, int index_=-1, const JKQTPDatastore *datastore=nullptr)
	add a new point on the graph to the internal datastore for hitTest(), this variant uses formatHitTestDefaultLabel() to auto-generate the label
void	clearHitTestData ()
	clear the internal datastore for hitTest()
virtual QString	formatHitTestDefaultLabel (double x, double y, int index=-1, const JKQTPDatastore *datastore=nullptr) const
	tool-function for hitTest(), which formats a default label, taking into account the x- and y-position (both provided) and optionally the errors of these positions.
void	reserveHitTestData (int points)
	reserve list entries for up to points graph points in the internal datastore for hitTest()
QString	xFloatToString (double v, int past_comma=-1) const
	converts a x-value v into a string, taking into account the type of x-axis
QString	yFloatToString (double v, int past_comma=-1) const
	converts a x-value v into a string, taking into account the type of x-axis

Protected Attributes
int	imageBColumn
	image column for B channel
int	imageGColumn
	image column for G channel
int	imageRColumn
	image column for R channel
int	modifierColumn
	column containing the modifier image
Protected Attributes inherited from JKQTPRGBMathImage
QAction *	actCopyImage
	action that calls copyImagePlotAsImage()
QAction *	actSaveImage
	action that calls saveImagePlotAsImage()
bool	autoImageRange
	indicates whether to estimate min/max of the image automatically
bool	autoModifierRange
	indicates whether to estimate min/max of the modifier automatically
double	colorBarModifiedWidth
	width of the color bar when modifier is on
int	colorBarOffset
	offset between outside space border and color bar
double	colorBarRelativeHeight
	height of the color bar, as multiple of plotHeight
JKQTPVerticalIndependentAxis *	colorBarRightAxis
	object used for color bar axes (right border, red image data)
JKQTPVerticalIndependentAxis *	colorBarRightAxisB
	object used for color bar axes (right border, blue image data)
JKQTPVerticalIndependentAxis *	colorBarRightAxisG
	object used for color bar axes (right border, green image data)
bool	colorBarRightVisible
	right color bar visible
bool	colorbarsSideBySide
	if `true` the different color bars share the space of a single color bar, if set `false` each colorbar uses the space of a single colorbar
JKQTPHorizontalIndependentAxis *	colorBarTopAxis
	object used for color bar axes (top border, red image data)
JKQTPHorizontalIndependentAxis *	colorBarTopAxisB
	object used for color bar axes (top border, blue image data)
JKQTPHorizontalIndependentAxis *	colorBarTopAxisG
	object used for color bar axes (top border, green image data)
bool	colorBarTopVisible
	top color bar visible
int	colorBarWidth
	width of the color bar
const void *	dataB
	points to the data array, holding the image
const void *	dataG
	points to the data array, holding the image
JKQTPMathImageDataType	datatypeB
	datatype of the data array data
JKQTPMathImageDataType	datatypeG
	datatype of the data array data
double	imageMaxB
	blue image value range maximum
double	imageMaxG
	green image value range maximum
double	imageMaxR
	red image value range maximum
double	imageMinB
	blue image value range minimum
double	imageMinG
	green image value range minimum
double	imageMinR
	red image value range minimum
QString	imageNameB
	name of the blue image channel displayed above color bar (may contain LaTeX markup!)
QString	imageNameFontName
	font name when displaying imageName
double	imageNameFontSize
	font size in points when displaying imageName
QString	imageNameG
	name of the green image channel displayed above color bar (may contain LaTeX markup!)
QString	imageNameR
	name of the red image channel displayed above color bar (may contain LaTeX markup!)
double	internalDataMaxB
	internal storage for maximum of the blue image value range
double	internalDataMaxG
	internal storage for maximum of the green image value range
double	internalDataMinB
	internal storage for minimum of the blue image value range
double	internalDataMinG
	internal storage for minimum of the green image value range
JKQTPHorizontalIndependentAxis *	modifierColorBarRightAxis
	object used for color bar axes (top border, modifier image data)
JKQTPVerticalIndependentAxis *	modifierColorBarTopAxis
	object used for color bar axes (right border, modifier image data)
double	modifierMax
	modifier value range maximum
double	modifierMin
	modifier value range minimum
JKQTPMathImageModifierMode	modifierMode
	how to apply the modifier column dataModifier
JKQTPRGBMathImageRGBMode	rgbMode
	how to interpret the three data channels red, green and blue
bool	showColorBar
	indicate whether to display a color bar
Protected Attributes inherited from JKQTPMathImageBase
const void *	data
	points to the data array, holding the image
const void *	dataModifier
	points to the data array, holding the modifier image
JKQTPMathImageDataType	datatype
	datatype of the data array data
JKQTPMathImageDataType	datatypeModifier
	datatype of the data array data
double	internalDataMax
	internal storage for maximum of the image value range
double	internalDataMin
	internal storage for minimum of the image value range
double	internalModifierMax
	internal storage for maximum of the modifier image value range
double	internalModifierMin
	internal storage for minimum of the modifier image value range
int	Nx
	width of the data array data in pt
int	Ny
	height of the data array data in pt
Protected Attributes inherited from JKQTPImageBase
double	height
	height of image
double	width
	width of image
double	x
	x coordinate of lower left corner
double	y
	y coordinate of lower left corner
Protected Attributes inherited from JKQTPPlotElement
QVector< HitTestLocation >	m_hitTestData
	dataset with graph-points and associated data from the function hitTest()
JKQTBasePlotter *	parent
	the plotter object this object belongs to
int	parentPlotStyle
	internal storage for the used parent plot style

Private Member Functions
virtual void	setData (const void *__value)
	points to the data array, holding the image
virtual void	setData (const void dataR, const void dataG, const void *dataB, int Nx, int Ny)
	set the plot-data to a given array data (red), dataG (green), dataB (blue) with size Nx * Ny in row-major ordering
virtual void	setData (const void dataR, const void dataG, const void *dataB, int Nx, int Ny, JKQTPMathImageDataType datatype)
	set the plot-data to a given array data (red), dataG (green), dataB (blue) with size Nx * Ny in row-major ordering and with the given datatype
virtual void	setData (const void *dataR, int Nx, int Ny) override
	set the plot-data to a given array data (red) with size Nx * Ny in row-major ordering
virtual void	setData (const void *dataR, int Nx, int Ny, JKQTPMathImageDataType datatype) override
	set the plot-data to a given array data (red) with size Nx * Ny in row-major ordering and with the given datatype
virtual void	setDataB (const void *__value)
	points to the data array, holding the image
virtual void	setDataG (const void *__value)
	points to the data array, holding the image
virtual void	setDataR (const void *__value)
	points to the data array, holding the image
void	setDatatypeB (JKQTPMathImageDataType __value)
	datatype of the data array data
void	setDatatypeG (JKQTPMathImageDataType __value)
	datatype of the data array data
void	setDatatypeR (JKQTPMathImageDataType __value)
	datatype of the data array data

Additional Inherited Members
Public Types inherited from JKQTPPlotElement
enum	HitTestMode { HitTestXY , HitTestXOnly , HitTestYOnly }
	modes of operation for the function hitTest() More...
Public Slots inherited from JKQTPRGBMathImage
void	copyImagePlotAsImage ()
	copy the plotted image as an image into the clipboard
void	saveImagePlotAsImage (const QString &filename=QString(""), const QByteArray &outputFormat=QByteArray())
	save the plotted image as a file with filename and format outputFormat
Public Slots inherited from JKQTPImageBase
void	setHeight (double __value)
	height of image
void	setWidth (double __value)
	width of image
void	setX (double __value)
	x coordinate of lower left corner
void	setY (double __value)
	y coordinate of lower left corner
Public Slots inherited from JKQTPPlotElement
void	setHighlighted (bool __value)
	sets whether the graph is drawn in a highlighted style in the plot
void	setVisible (bool __value)
	sets whether the graph is visible in the plot
Properties inherited from JKQTPPlotElement
bool	highlighted
	indicates whether the graph is shown in a "highlghted" in the plot
QString	title
	title of the plot (for display in key!). If no title is supplied, no key entry is drawn.
bool	visible
	indicates whether the graph is visible in the plot
JKQTPCoordinateAxisRef	xAxisRef
	indicates which coordinate axis to use for coordinate transforms in x-direction
JKQTPCoordinateAxisRef	yAxisRef
	indicates which coordinate axis to use for coordinate transforms in y-direction

Detailed Description

like JKQTPRGBMathImage but reads images from columns of the datastore

See also: Examples: Example (JKQTPlotter): Simple Math RGB/CMY Image Plot and Example (JKQTPlotter): Simple RGB image plot, showing a 3-channel OpenCV cv::Mat

Constructor & Destructor Documentation

◆ JKQTPColumnRGBMathImage() [1/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage ( JKQTBasePlotter * parent = nullptr )

class constructor

Parameters

parent parent plotter object

◆ JKQTPColumnRGBMathImage() [2/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		JKQTBasePlotter *	parent = nullptr )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [3/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		int	imageRColumn,
		JKQTBasePlotter *	parent = nullptr )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
imageRColumn	column for red channel to be plotted
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [4/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		int	imageRColumn,
		int	imageGColumn,
		JKQTBasePlotter *	parent = nullptr )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
imageRColumn	column for red channel to be plotted
imageGColumn	column for green channel to be plotted
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [5/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		int	imageRColumn,
		int	imageGColumn,
		int	imageBColumn,
		JKQTBasePlotter *	parent = nullptr )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
imageRColumn	column for red channel to be plotted
imageGColumn	column for green channel to be plotted
imageBColumn	column for blue channel to be plotted
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [6/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage ( JKQTPlotter * parent )

class constructor

Parameters

parent parent plotter object

◆ JKQTPColumnRGBMathImage() [7/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		JKQTPlotter *	parent )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [8/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		int	imageRColumn,
		JKQTPlotter *	parent )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
imageRColumn	column for red channel to be plotted
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [9/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		int	imageRColumn,
		int	imageGColumn,
		JKQTPlotter *	parent )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
imageRColumn	column for red channel to be plotted
imageGColumn	column for green channel to be plotted
parent	parent plotter object

◆ JKQTPColumnRGBMathImage() [10/10]

JKQTPColumnRGBMathImage::JKQTPColumnRGBMathImage	(	double	x,
		double	y,
		double	width,
		double	height,
		int	imageRColumn,
		int	imageGColumn,
		int	imageBColumn,
		JKQTPlotter *	parent )

class constructor

Parameters

x	origin of the image (x-direction) in system coordinates
y	origin of the image (y-direction) in system coordinates
width	width of the image in system coordinates
height	height of the image in system coordinates
imageRColumn	column for red channel to be plotted
imageGColumn	column for green channel to be plotted
imageBColumn	column for blue channel to be plotted
parent	parent plotter object

Member Function Documentation

◆ ensureImageData()

void JKQTPColumnRGBMathImage::ensureImageData ( )

overrideprotectedvirtual

overwrite this to fill the data poiters before they are accessed (e.g. to load data from a column in the datastore

Reimplemented from JKQTPMathImageBase.

◆ getImageBColumn()

int JKQTPColumnRGBMathImage::getImageBColumn ( ) const

image column for B channel

◆ getImageGColumn()

int JKQTPColumnRGBMathImage::getImageGColumn ( ) const

image column for G channel

◆ getImageRColumn()

int JKQTPColumnRGBMathImage::getImageRColumn ( ) const

image column for R channel

◆ getModifierColumn()

int JKQTPColumnRGBMathImage::getModifierColumn ( ) const

column containing the modifier image

◆ setData() [1/5]

virtual void JKQTPMathImageBase::setData ( const void * __value )

privatevirtual

points to the data array, holding the image

Reimplemented from JKQTPMathImageBase.

◆ setData() [2/5]

virtual void JKQTPRGBMathImage::setData	(	const void *	dataR,
		const void *	dataG,
		const void *	dataB,
		int	Nx,
		int	Ny )

privatevirtual

set the plot-data to a given array data (red), dataG (green), dataB (blue) with size Nx * Ny in row-major ordering

Reimplemented from JKQTPRGBMathImage.

◆ setData() [3/5]

virtual void JKQTPRGBMathImage::setData	(	const void *	dataR,
		const void *	dataG,
		const void *	dataB,
		int	Nx,
		int	Ny,
		JKQTPMathImageDataType	datatype )

privatevirtual

set the plot-data to a given array data (red), dataG (green), dataB (blue) with size Nx * Ny in row-major ordering and with the given datatype

Reimplemented from JKQTPRGBMathImage.

◆ setData() [4/5]

virtual void JKQTPRGBMathImage::setData	(	const void *	dataR,
		int	Nx,
		int	Ny )

overrideprivatevirtual

set the plot-data to a given array data (red) with size Nx * Ny in row-major ordering

Reimplemented from JKQTPRGBMathImage.

◆ setData() [5/5]

virtual void JKQTPRGBMathImage::setData	(	const void *	dataR,
		int	Nx,
		int	Ny,
		JKQTPMathImageDataType	datatype )

overrideprivatevirtual

set the plot-data to a given array data (red) with size Nx * Ny in row-major ordering and with the given datatype

Reimplemented from JKQTPRGBMathImage.

◆ setDataB()

virtual void JKQTPRGBMathImage::setDataB ( const void * __value )

privatevirtual

points to the data array, holding the image

Reimplemented from JKQTPRGBMathImage.

◆ setDataG()

virtual void JKQTPRGBMathImage::setDataG ( const void * __value )

privatevirtual

points to the data array, holding the image

Reimplemented from JKQTPRGBMathImage.

◆ setDataR()

virtual void JKQTPRGBMathImage::setDataR ( const void * __value )

privatevirtual

points to the data array, holding the image

Reimplemented from JKQTPRGBMathImage.

◆ setDatatypeB()

void JKQTPRGBMathImage::setDatatypeB ( JKQTPMathImageDataType __value )

private

datatype of the data array data

◆ setDatatypeG()

void JKQTPRGBMathImage::setDatatypeG ( JKQTPMathImageDataType __value )

private

datatype of the data array data

◆ setDatatypeR()

void JKQTPRGBMathImage::setDatatypeR ( JKQTPMathImageDataType __value )

private

datatype of the data array data

◆ setImageBColumn()

virtual void JKQTPColumnRGBMathImage::setImageBColumn ( int __value )

virtual

image column for B channel

◆ setImageGColumn()

virtual void JKQTPColumnRGBMathImage::setImageGColumn ( int __value )

virtual

image column for G channel

◆ setImageRColumn()

virtual void JKQTPColumnRGBMathImage::setImageRColumn ( int __value )

virtual

image column for R channel

◆ setModifierColumn()

virtual void JKQTPColumnRGBMathImage::setModifierColumn ( int __value )

virtual

column containing the modifier image

◆ usesColumn()

virtual bool JKQTPColumnRGBMathImage::usesColumn ( int c ) const

overridevirtual

returns true if the given column is used by the graph

This virtual function indicates whether a given column is used by this graph. Override this function in your derived graphs to indicate to JKQTPlotter / JKQTBasePlotter , which columns from the internal JKQTPDatastore are actually used. This information can be used e.g. for graph-specific data-export.

Reimplemented from JKQTPGraph.

Member Data Documentation

◆ imageBColumn

int JKQTPColumnRGBMathImage::imageBColumn

protected

image column for B channel

◆ imageGColumn

int JKQTPColumnRGBMathImage::imageGColumn

protected

image column for G channel

◆ imageRColumn

int JKQTPColumnRGBMathImage::imageRColumn

protected

image column for R channel

◆ modifierColumn

int JKQTPColumnRGBMathImage::modifierColumn

protected

column containing the modifier image

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

jkqtpimagergb.h

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ JKQTPColumnRGBMathImage() [1/10]

◆ JKQTPColumnRGBMathImage() [2/10]

◆ JKQTPColumnRGBMathImage() [3/10]

◆ JKQTPColumnRGBMathImage() [4/10]

◆ JKQTPColumnRGBMathImage() [5/10]

◆ JKQTPColumnRGBMathImage() [6/10]

◆ JKQTPColumnRGBMathImage() [7/10]

◆ JKQTPColumnRGBMathImage() [8/10]

◆ JKQTPColumnRGBMathImage() [9/10]

◆ JKQTPColumnRGBMathImage() [10/10]

Member Function Documentation

◆ ensureImageData()

◆ getImageBColumn()

◆ getImageGColumn()

◆ getImageRColumn()

◆ getModifierColumn()

◆ setData() [1/5]

◆ setData() [2/5]

◆ setData() [3/5]

◆ setData() [4/5]

◆ setData() [5/5]

◆ setDataB()

◆ setDataG()

◆ setDataR()

◆ setDatatypeB()

◆ setDatatypeG()

◆ setDatatypeR()

◆ setImageBColumn()

◆ setImageGColumn()

◆ setImageRColumn()

◆ setModifierColumn()

◆ usesColumn()

Member Data Documentation

◆ imageBColumn

◆ imageGColumn

◆ imageRColumn

◆ modifierColumn