Digikam::CurvesWidget Class Reference

Inheritance diagram for Digikam::CurvesWidget:

Public Slots
void	setChannelType (ChannelType channel)
void	setScaleType (HistogramScale scale)

Signals
void	signalCurvesChanged ()
void	signalHistogramComputationDone ()
void	signalHistogramComputationFailed ()
void	signalMouseMoved (int x, int y)

Public Member Functions
ImageCurves *	curves () const
	CurvesWidget (int w, int h, QWidget *const parent, bool readOnly=false)
void	curveTypeChanged ()
bool	isSixteenBits () const
void	reset ()
void	resetUI ()
void	restoreCurve (KConfigGroup &group, const QString &prefix)
void	saveCurve (KConfigGroup &group, const QString &prefix)
void	setCurveGuide (const DColor &color)
void	setDataLoading ()
void	setLoadingFailed ()
void	setup (int w, int h, bool readOnly)
void	stopHistogramComputation ()
void	updateData (const DImg &img)
	~CurvesWidget () override

Protected Slots
void	slotCalculationFinished (bool success)
void	slotCalculationStarted ()
void	slotProgressTimerDone ()

Protected Member Functions
void	leaveEvent (QEvent *) override
void	mouseMoveEvent (QMouseEvent *) override
void	mousePressEvent (QMouseEvent *) override
void	mouseReleaseEvent (QMouseEvent *) override
void	paintEvent (QPaintEvent *) override

Constructor & Destructor Documentation

CurvesWidget()

Digikam::CurvesWidget::CurvesWidget ( int  w, int  h, QWidget *const  parent, bool  readOnly = false  )

explicit

References setup().

~CurvesWidget()

Digikam::CurvesWidget::~CurvesWidget ( )

override

Member Function Documentation

curves()

ImageCurves * Digikam::CurvesWidget::curves

(

)

const

Referenced by isSixteenBits(), restoreCurve(), and saveCurve().

curveTypeChanged()

void Digikam::CurvesWidget::curveTypeChanged

(

)

References CLAMP, Digikam::ImageCurves::CURVE_FREE, Digikam::ImageCurves::CURVE_SMOOTH, and signalCurvesChanged().

isSixteenBits()

bool Digikam::CurvesWidget::isSixteenBits

(

)

const

References curves(), and Digikam::ImageCurves::isSixteenBits().

Referenced by restoreCurve(), and saveCurve().

leaveEvent()

void Digikam::CurvesWidget::leaveEvent ( QEvent *  )

overrideprotected

References signalMouseMoved().

mouseMoveEvent()

void Digikam::CurvesWidget::mouseMoveEvent ( QMouseEvent *  e )

overrideprotected

References Digikam::ImageCurves::CURVE_FREE, Digikam::ImageCurves::CURVE_SMOOTH, signalCurvesChanged(), and signalMouseMoved().

mousePressEvent()

void Digikam::CurvesWidget::mousePressEvent ( QMouseEvent *  e )

overrideprotected

References Digikam::ImageCurves::CURVE_FREE, Digikam::ImageCurves::CURVE_SMOOTH, Digikam::ImageCurves::NUM_POINTS, and signalCurvesChanged().

mouseReleaseEvent()

void Digikam::CurvesWidget::mouseReleaseEvent ( QMouseEvent *  e )

overrideprotected

paintEvent()

void Digikam::CurvesWidget::paintEvent ( QPaintEvent *  )

overrideprotected

reset()

void Digikam::CurvesWidget::reset

(

)

Resets the ui including the user specified curve.

References resetUI().

Referenced by restoreCurve().

resetUI()

void Digikam::CurvesWidget::resetUI

(

)

Resets only the ui and keeps the curve.

Referenced by reset(), and updateData().

restoreCurve()

void Digikam::CurvesWidget::restoreCurve	(	KConfigGroup &	group,
		const QString &	prefix
	)

Restores the curve tfrom the given group with prefix as a prefix for the curve point config entries.

Parameters

group	the group to restore the curve from
prefix	the prefix prepended to the point numbers in the config

References curves(), Digikam::ImageCurves::curvesCalculateCurve(), Digikam::ImageCurves::getDisabledValue(), isSixteenBits(), Digikam::ImageCurves::MULTIPLIER_16BIT, Digikam::ImageCurves::NUM_CHANNELS, Digikam::ImageCurves::NUM_POINTS, prefix, reset(), Digikam::ImageCurves::setCurvePoint(), and Digikam::ImageCurves::setCurveType().

saveCurve()

void Digikam::CurvesWidget::saveCurve	(	KConfigGroup &	group,
		const QString &	prefix
	)

Saves the currently created curve to the given group with prefix as a prefix for the curve point config entries.

Parameters

group	the group to save the curve to
prefix	the prefix prepended to the point numbers in the config

References curves(), Digikam::ImageCurves::getCurvePoint(), Digikam::ImageCurves::getDisabledValue(), isSixteenBits(), Digikam::ImageCurves::MULTIPLIER_16BIT, Digikam::ImageCurves::NUM_CHANNELS, Digikam::ImageCurves::NUM_POINTS, and prefix.

setChannelType

void Digikam::CurvesWidget::setChannelType ( ChannelType  channel )

slot

setCurveGuide()

void Digikam::CurvesWidget::setCurveGuide

(

const DColor &

color

)

setDataLoading()

void Digikam::CurvesWidget::setDataLoading

(

)

setLoadingFailed()

void Digikam::CurvesWidget::setLoadingFailed

(

)

setScaleType

void Digikam::CurvesWidget::setScaleType ( HistogramScale  scale )

slot

Referenced by DigikamRawImportNativePlugin::RawSettingsBox::readSettings().

setup()

void Digikam::CurvesWidget::setup	(	int	w,
		int	h,
		bool	readOnly
	)

References Digikam::LogScaleHistogram, Digikam::LuminosityChannel, and slotProgressTimerDone().

Referenced by CurvesWidget().

signalCurvesChanged

void Digikam::CurvesWidget::signalCurvesChanged ( )

signal

Referenced by curveTypeChanged(), mouseMoveEvent(), and mousePressEvent().

signalHistogramComputationDone

void Digikam::CurvesWidget::signalHistogramComputationDone ( )

signal

signalHistogramComputationFailed

void Digikam::CurvesWidget::signalHistogramComputationFailed ( )

signal

Referenced by slotCalculationFinished().

signalMouseMoved

void Digikam::CurvesWidget::signalMouseMoved ( int  x, int  y  )

signal

Referenced by leaveEvent(), and mouseMoveEvent().

slotCalculationFinished

void Digikam::CurvesWidget::slotCalculationFinished ( bool  success )

protectedslot

References signalHistogramComputationFailed().

Referenced by updateData().

slotCalculationStarted

void Digikam::CurvesWidget::slotCalculationStarted ( )

protectedslot

Referenced by updateData().

slotProgressTimerDone

void Digikam::CurvesWidget::slotProgressTimerDone ( )

protectedslot

Referenced by setup().

stopHistogramComputation()

void Digikam::CurvesWidget::stopHistogramComputation

(

)

Stop current histogram computations.

Referenced by updateData().

updateData()

void Digikam::CurvesWidget::updateData

(

const DImg &

img

)

Updates the image data the curve should be used for.

Parameters

img	image data

References Digikam::ImageCurves::CURVE_SMOOTH, Digikam::ImageCurves::fillFromOtherCurves(), resetUI(), Digikam::ImageCurves::setCurveType(), Digikam::DImg::sixteenBit, slotCalculationFinished(), slotCalculationStarted(), and stopHistogramComputation().

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

• core/libs/dimg/filters/curves/curveswidget.h
• core/libs/dimg/filters/curves/curveswidget.cpp