Isis::HistogramWidget Class Reference

Histogram widget used by AdvancedStretchTool. More...

#include <HistogramWidget.h>

Inheritance diagram for Isis::HistogramWidget:

Collaboration diagram for Isis::HistogramWidget:

Public Member Functions
	HistogramWidget (const QString title, const QColor histColor=Qt::gray, const QColor stretchColor=Qt::darkGray)
	HistogramWidget constructor. More...
void	setHistogram (const Histogram &hist)
	Creates a histogram curve from the given histogram and plots it. More...
void	setStretch (Stretch stretch)
	Creates a stretch curbe from the given stretch and plots it. More...
void	clearStretch ()
	Clears the stretch curve from the plot. More...
int	heightForWidth (int w) const
	Histograms have preferred sizes that keeps them all the same regardless of the contained data. More...

Private Attributes
HistogramItem *	p_histCurve
	The histogram curve. More...
QwtPlotCurve *	p_stretchCurve
	The stretch curve. More...
QwtPlotZoomer *	p_zoomer
	This allows for zooming in/out. More...
double	p_min
	The minimum value the histogram's minimum can be set to. More...
double	p_max
	The maximum value the histogram's maximum can be set to. More...

Detailed Description

Histogram widget used by AdvancedStretchTool.

The HistogramWidget displays a given histogram and stretch in a graph and contains inputs for changing the min/max of the histogram.

Author

2009-05-01 Noah Hilt

Definition at line 36 of file HistogramWidget.h.

Constructor & Destructor Documentation

Isis::HistogramWidget::HistogramWidget	(	const QString	title,
		const QColor	histColor = Qt::gray,
		const QColor	stretchColor = Qt::darkGray
	)

HistogramWidget constructor.

Initializes all of the widgets and sets the plot title, histogram curve's color and stretch curve's color.

Parameters

title
histColor
stretchColor

Definition at line 23 of file HistogramWidget.cpp.

References p_histCurve, p_stretchCurve, p_zoomer, and Isis::HistogramItem::setColor().

Member Function Documentation

void Isis::HistogramWidget::clearStretch

(

)

Clears the stretch curve from the plot.

Definition at line 129 of file HistogramWidget.cpp.

References p_stretchCurve.

int Isis::HistogramWidget::heightForWidth ( int  w ) const

inline

Histograms have preferred sizes that keeps them all the same regardless of the contained data.

This causes that.

Prefer 1:1

Parameters

w

Returns

int

Definition at line 56 of file HistogramWidget.h.

void Isis::HistogramWidget::setHistogram

(

const Histogram &

hist

)

Creates a histogram curve from the given histogram and plots it.

Parameters

hist

Definition at line 63 of file HistogramWidget.cpp.

References Isis::Histogram::BinCount(), Isis::Histogram::BinMiddle(), Isis::Histogram::Bins(), Isis::Histogram::BinSize(), Isis::Histogram::MaxBinCount(), Isis::Statistics::Maximum(), Isis::Statistics::Minimum(), p_histCurve, p_zoomer, and Isis::HistogramItem::setData().

Referenced by Isis::StretchType::setHistogram(), and Isis::StretchType::StretchType().

void Isis::HistogramWidget::setStretch

(

Stretch

stretch

)

Creates a stretch curbe from the given stretch and plots it.

Parameters

stretch

Definition at line 115 of file HistogramWidget.cpp.

References Isis::Stretch::Input(), Isis::Stretch::Output(), p_stretchCurve, and Isis::Stretch::Pairs().

Referenced by Isis::StretchType::updateGraph().

Member Data Documentation

HistogramItem* Isis::HistogramWidget::p_histCurve

private

The histogram curve.

Definition at line 63 of file HistogramWidget.h.

Referenced by HistogramWidget(), and setHistogram().

double Isis::HistogramWidget::p_max

private

The maximum value the histogram's maximum can be set to.

Definition at line 68 of file HistogramWidget.h.

double Isis::HistogramWidget::p_min

private

The minimum value the histogram's minimum can be set to.

Definition at line 67 of file HistogramWidget.h.

QwtPlotCurve* Isis::HistogramWidget::p_stretchCurve

private

The stretch curve.

Definition at line 64 of file HistogramWidget.h.

Referenced by clearStretch(), HistogramWidget(), and setStretch().

QwtPlotZoomer* Isis::HistogramWidget::p_zoomer

private

This allows for zooming in/out.

Definition at line 65 of file HistogramWidget.h.

Referenced by HistogramWidget(), and setHistogram().

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

• src/qisis/objs/StretchTool/HistogramWidget.h
• src/qisis/objs/StretchTool/HistogramWidget.cpp