Bar graph widget. More...

#include <Bar_p.h>

Inheritance diagram for Pd::BarPrivate:

Collaboration diagram for Pd::BarPrivate:

Classes
class	Stack

Private Types
typedef QList< Stack * >	StackList

Private Member Functions
	BarPrivate (Bar *parent)
	Constructor. More...

void	clearVariables ()
	Clear all stacks and sections. More...

void	updateLayout ()
	Calculates the widget's layout and draws the background into a pixmap. More...

void	updateBackground ()
	Calculates the widget's layout and draws the background into a pixmap. More...

unsigned int	calcPosition (double, bool=true) const
	Calculates a 1-D position from a real-world value. More...

void	notifyMaxBarWidthChange ()

QList< Bar * >	findSiblings ()

void	maxBarWidthChanged ()

void	retranslate ()
	Retranslate the widget. More...

void	updateGradient ()

void	redrawEvent ()
	Redraw event slot, that is called by the redraw timer. More...

Static Private Member Functions
static void	initDragIndicatorPolygons ()
	Drag indicator polygon initializer. More...

Private Attributes
Bar *const	q_ptr

Bar::Orientation	orientation
	Orientation of the bar. More...

Bar::Style	style
	Widget appearance. More...

bool	showScale
	Whether or not the scale is shown. More...

Scale	valueScale
	Value scale. More...

Bar::Origin	origin
	Bar drawing origin. More...

int	borderWidth
	Width of the border around the bar drawing area. More...

QColor	backgroundColor
	Background color of the bar area. More...

bool	autoBarWidth

QGradientStops	gradientStops
	Color gradient. More...

QLinearGradient	gradient

double	minStop
	Value of first gradient stop. More...

double	maxStop
	Value of last gradient stop. More...

StackList	stacks
	Bar stacks. More...

QPixmap	backgroundPixmap
	Pixmap that stores the background and scale. More...

QRect	scaleRect

QRect	borderRect

QRect	barRect
	Layout rectangle containing the bar drawing area. More...

QLine	zeroLine
	Zero line. More...

QPolygon	darkPolygon
	Polygon to draw the border shadow. More...

QPolygon	brightPolygon
	Polygon to draw the border light. More...

int	maxBarWidth

QString	debugStr

Static Private Attributes
static QPolygon	verticalDragIndicatorPolygon
	Drag indicator arrow shape in #Vertical mode. More...

static QPolygon	horizontalDragIndicatorPolygon
	Drag indicator arrow shape in #Horizontal mode. More...

static QPolygon	verticalArrow
	Arrow shape in #Vertical mode. More...

static QPolygon	horizontalArrow
	Arrow shape in #Horizontal mode. More...

Additional Inherited Members
Public Member Functions inherited from Pd::Widget
	Widget ()
	Constructor. More...

virtual	~Widget ()
	Destructor. More...

Static Public Member Functions inherited from Pd::Widget
static void	setRedrawInterval (int)
	Sets the redraw interval. More...

static const QTimer *	getTimer ()
	Returns the redrawTimer. More...

Detailed Description

Bar graph widget.

Member Typedef Documentation

◆ StackList

typedef QList<Stack *> Pd::BarPrivate::StackList

private

Constructor & Destructor Documentation

◆ BarPrivate()

BarPrivate::BarPrivate ( Bar * parent )

private

Constructor.

Parameters

parent parent widget

References DEFAULT_SCALEMAX, DEFAULT_SCALEMIN, initDragIndicatorPolygons(), maxBarWidth, retranslate(), Pd::Scale::setMax(), Pd::Scale::setMin(), stacks, updateLayout(), and valueScale.

Member Function Documentation

◆ calcPosition()

unsigned int BarPrivate::calcPosition	(	double	value,
		bool	limit = `true`
	)		const

private

Calculates a 1-D position from a real-world value.

References barRect, Pd::Scale::getMax(), Pd::Scale::getMin(), orientation, Pd::Scale::range(), valueScale, and Pd::Bar::Vertical.

Referenced by Pd::BarPrivate::Stack::paint(), Pd::BarPrivate::Stack::paintArrow(), Pd::BarPrivate::Stack::paintColorBar(), updateGradient(), and updateLayout().

◆ clearVariables()

void BarPrivate::clearVariables ( )

private

Clear all stacks and sections.

References stacks, and updateLayout().

◆ findSiblings()

QList< Bar * > BarPrivate::findSiblings ( )

private

Referenced by notifyMaxBarWidthChange(), and updateLayout().

◆ initDragIndicatorPolygons()

void BarPrivate::initDragIndicatorPolygons ( )

staticprivate

Drag indicator polygon initializer.

References horizontalArrow, horizontalDragIndicatorPolygon, verticalArrow, and verticalDragIndicatorPolygon.

Referenced by BarPrivate().

◆ maxBarWidthChanged()

void BarPrivate::maxBarWidthChanged ( )

private

References autoBarWidth, and updateLayout().

◆ notifyMaxBarWidthChange()

void BarPrivate::notifyMaxBarWidthChange ( )

private

References autoBarWidth, and findSiblings().

Referenced by updateLayout().

◆ redrawEvent()

void BarPrivate::redrawEvent ( )

private

Redraw event slot, that is called by the redraw timer.

References stacks.

◆ retranslate()

void BarPrivate::retranslate ( )

private

Retranslate the widget.

Referenced by BarPrivate().

◆ updateBackground()

void BarPrivate::updateBackground ( )

private

Calculates the widget's layout and draws the background into a pixmap.

References Pd::Bar::Arrow, backgroundColor, backgroundPixmap, barRect, borderRect, borderWidth, brightPolygon, Pd::Bar::ColorBar, darkPolygon, Pd::Scale::draw(), gradient, gradientStops, Pd::Bar::MultiColorBar, scaleRect, showScale, style, updateGradient(), and valueScale.

Referenced by updateLayout().

◆ updateGradient()

void BarPrivate::updateGradient ( )

private

References barRect, calcPosition(), debugStr, gradient, gradientStops, Pd::Bar::Horizontal, maxStop, minStop, orientation, and Pd::Bar::Vertical.

Referenced by updateBackground().

◆ updateLayout()

void BarPrivate::updateLayout ( )

private

Calculates the widget's layout and draws the background into a pixmap.

References autoBarWidth, barRect, borderRect, borderWidth, calcPosition(), Pd::Bar::d_ptr, findSiblings(), Pd::Scale::getOuterLength(), maxBarWidth, notifyMaxBarWidthChange(), orientation, scaleRect, Pd::Scale::setLength(), showScale, stacks, Pd::Scale::update(), updateBackground(), valueScale, Pd::Bar::Vertical, and zeroLine.

Referenced by BarPrivate(), clearVariables(), and maxBarWidthChanged().

Member Data Documentation

◆ autoBarWidth

bool Pd::BarPrivate::autoBarWidth

private

Referenced by maxBarWidthChanged(), notifyMaxBarWidthChange(), and updateLayout().

◆ backgroundColor

QColor Pd::BarPrivate::backgroundColor

private

Background color of the bar area.

Referenced by updateBackground().

◆ backgroundPixmap

QPixmap Pd::BarPrivate::backgroundPixmap

private

Pixmap that stores the background and scale.

Referenced by updateBackground().

◆ barRect

QRect Pd::BarPrivate::barRect

private

Layout rectangle containing the bar drawing area.

Referenced by calcPosition(), Pd::BarPrivate::Stack::paintColorBar(), updateBackground(), updateGradient(), and updateLayout().

◆ borderRect

QRect Pd::BarPrivate::borderRect

private

Referenced by updateBackground(), and updateLayout().

◆ borderWidth

int Pd::BarPrivate::borderWidth

private

Width of the border around the bar drawing area.

Referenced by updateBackground(), and updateLayout().

◆ brightPolygon

QPolygon Pd::BarPrivate::brightPolygon

private

Polygon to draw the border light.

Referenced by updateBackground().

◆ darkPolygon

QPolygon Pd::BarPrivate::darkPolygon

private

Polygon to draw the border shadow.

Referenced by updateBackground().

◆ debugStr

QString Pd::BarPrivate::debugStr

private

Referenced by updateGradient().

◆ gradient

QLinearGradient Pd::BarPrivate::gradient

private

Referenced by Pd::BarPrivate::Stack::findMultiColor(), Pd::BarPrivate::Stack::paintColorBar(), updateBackground(), and updateGradient().

◆ gradientStops

QGradientStops Pd::BarPrivate::gradientStops

private

Color gradient.

Referenced by Pd::BarPrivate::Stack::paintColorBar(), updateBackground(), and updateGradient().

◆ horizontalArrow

QPolygon BarPrivate::horizontalArrow

staticprivate

Arrow shape in #Horizontal mode.

Referenced by initDragIndicatorPolygons(), and Pd::BarPrivate::Stack::paintArrow().

◆ horizontalDragIndicatorPolygon

QPolygon BarPrivate::horizontalDragIndicatorPolygon

staticprivate

Drag indicator arrow shape in #Horizontal mode.

Referenced by initDragIndicatorPolygons(), and Pd::BarPrivate::Stack::paint().

◆ maxBarWidth

int Pd::BarPrivate::maxBarWidth

private

Referenced by BarPrivate(), and updateLayout().

◆ maxStop

double Pd::BarPrivate::maxStop

private

Value of last gradient stop.

Referenced by Pd::BarPrivate::Stack::findMultiColor(), and updateGradient().

◆ minStop

double Pd::BarPrivate::minStop

private

Value of first gradient stop.

Referenced by Pd::BarPrivate::Stack::findMultiColor(), and updateGradient().

◆ orientation

Bar::Orientation Pd::BarPrivate::orientation

private

Orientation of the bar.

Referenced by calcPosition(), Pd::BarPrivate::Stack::paint(), Pd::BarPrivate::Stack::paintArrow(), Pd::BarPrivate::Stack::paintColorBar(), updateGradient(), and updateLayout().

◆ origin

Bar::Origin Pd::BarPrivate::origin

private

Bar drawing origin.

Referenced by Pd::BarPrivate::Stack::paintColorBar().

◆ q_ptr

Bar* const Pd::BarPrivate::q_ptr

private

Referenced by Pd::BarPrivate::Stack::clearData(), Pd::BarPrivate::Stack::findMultiColor(), and Pd::BarPrivate::Stack::update().

◆ scaleRect

QRect Pd::BarPrivate::scaleRect

private

Referenced by updateBackground(), and updateLayout().

◆ showScale

bool Pd::BarPrivate::showScale

private

Whether or not the scale is shown.

Referenced by updateBackground(), and updateLayout().

◆ stacks

StackList Pd::BarPrivate::stacks

private

Bar stacks.

Referenced by BarPrivate(), clearVariables(), redrawEvent(), and updateLayout().

◆ style

Bar::Style Pd::BarPrivate::style

private

Widget appearance.

Referenced by Pd::BarPrivate::Stack::paint(), Pd::BarPrivate::Stack::paintColorBar(), and updateBackground().

◆ valueScale

Scale Pd::BarPrivate::valueScale

private

Value scale.

Referenced by BarPrivate(), calcPosition(), Pd::BarPrivate::Stack::paintColorBar(), updateBackground(), and updateLayout().

◆ verticalArrow

QPolygon BarPrivate::verticalArrow

staticprivate

Arrow shape in #Vertical mode.

Referenced by initDragIndicatorPolygons(), and Pd::BarPrivate::Stack::paintArrow().

◆ verticalDragIndicatorPolygon

QPolygon BarPrivate::verticalDragIndicatorPolygon

staticprivate

Drag indicator arrow shape in #Vertical mode.

Referenced by initDragIndicatorPolygons(), and Pd::BarPrivate::Stack::paint().

◆ zeroLine

QLine Pd::BarPrivate::zeroLine

private

Zero line.

Referenced by updateLayout().

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

src/Bar_p.h
src/Bar.cpp

Classes

Private Types

Private Member Functions

Static Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ StackList

Constructor & Destructor Documentation

◆ BarPrivate()

Member Function Documentation

◆ calcPosition()

◆ clearVariables()

◆ findSiblings()

◆ initDragIndicatorPolygons()

◆ maxBarWidthChanged()

◆ notifyMaxBarWidthChange()

◆ redrawEvent()

◆ retranslate()

◆ updateBackground()

◆ updateGradient()

◆ updateLayout()

Member Data Documentation

◆ autoBarWidth

◆ backgroundColor

◆ backgroundPixmap

◆ barRect

◆ borderRect

◆ borderWidth

◆ brightPolygon

◆ darkPolygon

◆ debugStr

◆ gradient

◆ gradientStops

◆ horizontalArrow

◆ horizontalDragIndicatorPolygon

◆ maxBarWidth

◆ maxStop

◆ minStop

◆ orientation

◆ origin

◆ q_ptr

◆ scaleRect

◆ showScale

◆ stacks

◆ style

◆ valueScale

◆ verticalArrow

◆ verticalDragIndicatorPolygon

◆ zeroLine