Isis::HistogramItem Class Reference

This is the (qwt) plot item for a histogram. More...

#include <HistogramItem.h>

Inheritance diagram for Isis::HistogramItem:

Collaboration diagram for Isis::HistogramItem:

Classes
class	PrivateData

Public Types
enum	HistogramAttribute { Auto = 0, Xfy = 1 }

Public Member Functions
	HistogramItem (const QString &title=QString::null)
	Constructor 2.
	HistogramItem (const QwtText &title)
	Constructor 1.
virtual	~HistogramItem ()
	Destructor.
void	setData (const QwtIntervalSeriesData &data)
	Overridden method to set the data in the histogram.
const QwtIntervalSeriesData &	data () const
	Returns this item's data.
QList< QPointF >	getVertices () const
	This method returns a list of points which are the vertices of the selected area (by the rubberband) on the cvp.
void	setVertices (const QList< QPoint > &points)
	This method sets the vertices of the selected area on the cvp.
CubeViewport *	getViewPort () const
	This method returns the cube view port associated with the curve.
void	setViewPort (CubeViewport *cvp)
	This method sets the view port.
void	setColor (const QColor &)
	Set the color of the hist.
QColor	color () const
	Return the color of the item.
virtual QRectF	boundingRect () const
	Returns the bounding rectangle of the item.
virtual int	rtti () const
virtual void	draw (QPainter *, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &) const
void	setBaseline (double reference)
double	baseline () const
	Returns the baseline.
void	setHistogramAttribute (HistogramAttribute, bool on=true)
bool	testHistogramAttribute (HistogramAttribute) const

Protected Member Functions
virtual void	drawBar (QPainter *, Qt::Orientation o, const QRect &) const
	This method draws the bars of the bar graph.

Private Member Functions
void	init ()
	Initialization method.

Private Attributes
PrivateData *	d_data
QList< QPointF >	p_pointList
	List of data points.
CubeViewport *	p_cvp
	Viewport the data is from.

Detailed Description

This is the (qwt) plot item for a histogram.

This draws bars for each of the histogram bins.

Author

????-??-?? Unknown

Definition at line 24 of file HistogramItem.h.

Constructor & Destructor Documentation

Isis::HistogramItem::HistogramItem ( const QString &  title = QString::null )

explicit

Constructor 2.

Parameters

title

Definition at line 46 of file HistogramItem.cpp.

References init().

Isis::HistogramItem::HistogramItem ( const QwtText &  title )

explicit

Constructor 1.

Parameters

title

Definition at line 35 of file HistogramItem.cpp.

References init().

Isis::HistogramItem::~HistogramItem ( )

virtual

Destructor.

Definition at line 55 of file HistogramItem.cpp.

Member Function Documentation

double Isis::HistogramItem::baseline

(

)

const

Returns the baseline.

Returns

double

Definition at line 97 of file HistogramItem.cpp.

Referenced by draw().

QRectF Isis::HistogramItem::boundingRect ( ) const

virtual

Returns the bounding rectangle of the item.

Returns

QwtDoubleRect

Definition at line 156 of file HistogramItem.cpp.

QColor Isis::HistogramItem::color

(

)

const

Return the color of the item.

Returns

QColor

Definition at line 145 of file HistogramItem.cpp.

Referenced by drawBar(), and setColor().

const QwtIntervalSeriesData & Isis::HistogramItem::data

(

)

const

Returns this item's data.

Returns

Definition at line 120 of file HistogramItem.cpp.

Referenced by draw().

void Isis::HistogramItem::draw ( QPainter *  painter, const QwtScaleMap &  xMap, const QwtScaleMap &  yMap, const QRectF &    ) const

virtual

Parameters

painter
xMap
yMap

Definition at line 233 of file HistogramItem.cpp.

References baseline(), data(), and drawBar().

void Isis::HistogramItem::drawBar ( QPainter *  painter, Qt::Orientation  o, const QRect &  rect  ) const

protectedvirtual

This method draws the bars of the bar graph.

Parameters

painter
rect

Definition at line 308 of file HistogramItem.cpp.

References color().

Referenced by draw().

QList< QPointF > Isis::HistogramItem::getVertices

(

)

const

This method returns a list of points which are the vertices of the selected area (by the rubberband) on the cvp.

Returns

QList<QPoint>

Definition at line 357 of file HistogramItem.cpp.

References p_pointList.

CubeViewport * Isis::HistogramItem::getViewPort

(

)

const

This method returns the cube view port associated with the curve.

Returns

CubeViewport*

Definition at line 383 of file HistogramItem.cpp.

References p_cvp.

Referenced by setVertices().

void Isis::HistogramItem::init ( )

private

Initialization method.

Definition at line 64 of file HistogramItem.cpp.

Referenced by HistogramItem().

int Isis::HistogramItem::rtti ( ) const

virtual

Returns

int

Definition at line 187 of file HistogramItem.cpp.

void Isis::HistogramItem::setBaseline

(

double

reference

)

Parameters

reference

Definition at line 83 of file HistogramItem.cpp.

void Isis::HistogramItem::setColor

(

const QColor &

color

)

Set the color of the hist.

item.

Parameters

color

Definition at line 131 of file HistogramItem.cpp.

References color().

Referenced by Isis::HistogramWidget::HistogramWidget().

void Isis::HistogramItem::setData

(

const QwtIntervalSeriesData &

data

)

Overridden method to set the data in the histogram.

Parameters

data

Definition at line 108 of file HistogramItem.cpp.

Referenced by Isis::HistogramWidget::setHistogram().

void Isis::HistogramItem::setHistogramAttribute	(	HistogramAttribute	attribute,
		bool	on = true
	)

Parameters

attribute
on

Definition at line 199 of file HistogramItem.cpp.

void Isis::HistogramItem::setVertices

(

const QList< QPoint > &

points

)

This method sets the vertices of the selected area on the cvp.

Parameters

points

Definition at line 367 of file HistogramItem.cpp.

References getViewPort(), p_pointList, and Isis::CubeViewport::viewportToCube().

void Isis::HistogramItem::setViewPort

(

CubeViewport *

cvp

)

This method sets the view port.

Parameters

cvp

Definition at line 392 of file HistogramItem.cpp.

References p_cvp.

bool Isis::HistogramItem::testHistogramAttribute

(

HistogramAttribute

attribute

)

const

Parameters

attribute

Returns

bool

Definition at line 220 of file HistogramItem.cpp.

Member Data Documentation

CubeViewport* Isis::HistogramItem::p_cvp

private

Viewport the data is from.

Definition at line 70 of file HistogramItem.h.

Referenced by getViewPort(), and setViewPort().

QList<QPointF> Isis::HistogramItem::p_pointList

private

List of data points.

Definition at line 69 of file HistogramItem.h.

Referenced by getVertices(), and setVertices().

---

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

• src/qisis/objs/HistogramTool/HistogramItem.h
• src/qisis/objs/HistogramTool/HistogramItem.cpp