makVrv::DtWindDirectionDialWidget Class Reference

A compass rose with a wind-direction arrow.

Inheritance diagram for makVrv::DtWindDirectionDialWidget:

Public Types
enum	BackGroundType { TICKS, ROSE }
enum	NeedleType { ARROW, FULLARROW, LINE }

Public Slots
void	setDirection (int degrees)
void	setDirection (double degrees)

Signals
void	directionChanged (int)
void	directionChanged (double)

Public Member Functions
	DtWindDirectionDialWidget (QWidget *parent=NULL)
virtual	~DtWindDirectionDialWidget ()
virtual void	setBackGround (BackGroundType type)
virtual BackGroundType	backGround () const
virtual void	setNeedle (NeedleType type)
virtual NeedleType	needle () const
int	direction () const
double	directionF () const

Protected Slots
void	onValueChanged (int val)

Protected Member Functions
virtual void	paintEvent (QPaintEvent *event)
virtual void	resizeEvent (QResizeEvent *event)
virtual void	drawCompass (QPainter &painter, QRectF &rect)
virtual void	drawCompassTick (QPainter &painter)
virtual void	drawHeadingNorth (QPainter &painter)
virtual void	drawDirection (QPainter &painter, QRectF &rect)
virtual void	drawNeedle (QPainter &painter)

Protected Attributes
BackGroundType	myBackGroundType
NeedleType	myNeedleType
double	myRemainder
QColor	myCompassTickColor
QColor	myCompassHandColor
QColor	myCompassNorthColor

Properties
QColor	CompassTickColor
QColor	CompassHandColor
QColor	CompassNorthColor

Private Member Functions
int	convert (int val) const

Member Enumeration Documentation

enum makVrv::DtWindDirectionDialWidget::BackGroundType

Enumerator
TICKS
ROSE

enum makVrv::DtWindDirectionDialWidget::NeedleType

Enumerator
ARROW
FULLARROW
LINE

Constructor & Destructor Documentation

makVrv::DtWindDirectionDialWidget::DtWindDirectionDialWidget

(

QWidget *

parent = NULL

)

CTOR.

Parameters

[in]

parent

is the parent to manage this widget.

virtual makVrv::DtWindDirectionDialWidget::~DtWindDirectionDialWidget ( )

virtual

virtual DTOR

Member Function Documentation

virtual void makVrv::DtWindDirectionDialWidget::setBackGround ( BackGroundType  type )

virtual

Set the background for the compass.

Parameters

[in]

type

is the type of background, default TICKS.

virtual BackGroundType makVrv::DtWindDirectionDialWidget::backGround ( ) const

virtual

Get the background for the compass.

Returns

the type of background.

virtual void makVrv::DtWindDirectionDialWidget::setNeedle ( NeedleType  type )

virtual

Set the needle for the compass.

Parameters

[in]

type

is the type of needle, default ARROW.

virtual NeedleType makVrv::DtWindDirectionDialWidget::needle ( ) const

virtual

Get the needle for the compass.

Returns

the type of needle.

int makVrv::DtWindDirectionDialWidget::direction

(

)

const

Get the direction.

Returns

the direction.

Note

Converts the base class value to direction (180 degree change).

double makVrv::DtWindDirectionDialWidget::directionF

(

)

const

Get the direction as a double value.

Returns

the direction.

Note

Converts the base class value to direction (180 degree change).

void makVrv::DtWindDirectionDialWidget::directionChanged ( int  )

signal

Signal emitted when the direction changed.

void makVrv::DtWindDirectionDialWidget::directionChanged ( double  )

signal

Signal emitted when the direction changed.

void makVrv::DtWindDirectionDialWidget::setDirection ( int  degrees )

slot

Set the direction.

Parameters

[in]

degrees

is the new direction (wrapped to range 0-359).

Note

Does not emit any signals.

void makVrv::DtWindDirectionDialWidget::setDirection ( double  degrees )

slot

Set the direction as a double value.

Parameters

[in]

degrees

is the new direction (wrapped to range 0-359).

Note

Does not emit any signals.

void makVrv::DtWindDirectionDialWidget::onValueChanged ( int  val )

protectedslot

Convert the base class value to a direction (180 degree change).

Note

Emits directionChanged(int) signal.

virtual void makVrv::DtWindDirectionDialWidget::paintEvent ( QPaintEvent *  event )

protectedvirtual

Override the paint event to draw the widget.

Parameters

[in]

event

is the current paint event.

virtual void makVrv::DtWindDirectionDialWidget::resizeEvent ( QResizeEvent *  event )

protectedvirtual

Override the resize event to change how the widget is displayed.

Parameters

[in]

event

is the resize event event.

virtual void makVrv::DtWindDirectionDialWidget::drawCompass ( QPainter &  painter, QRectF &  rect  )

protectedvirtual

Utility function to draw the compass background.

Parameters

[in]	painter	is the painter to use for drawing.
[in]	rect	is the rectangular space to draw in.

virtual void makVrv::DtWindDirectionDialWidget::drawCompassTick ( QPainter &  painter )

protectedvirtual

Utility function to draw the compass tick.

Parameters

[in]

painter

is the painter to use for drawing.

virtual void makVrv::DtWindDirectionDialWidget::drawHeadingNorth ( QPainter &  painter )

protectedvirtual

Utility function to draw the letter N.

Parameters

[in]

painter

is the painter to use for drawing.

virtual void makVrv::DtWindDirectionDialWidget::drawDirection ( QPainter &  painter, QRectF &  rect  )

protectedvirtual

Utility function to draw the direction from.

Parameters

[in]	painter	is the painter to use for drawing.
[in]	rect	is the rectangular space to draw in.

virtual void makVrv::DtWindDirectionDialWidget::drawNeedle ( QPainter &  painter )

protectedvirtual

Utility function to draw the needle.

Parameters

[in]

painter

is the painter to use for drawing.

int makVrv::DtWindDirectionDialWidget::convert ( int  val ) const

private

Utility to convert from base class value to direction and back.

Parameters

[in]

val

is value to convert.

Returns

the converted value.

Note

Base class value is zero at bottom of dial, this conversion is used to make zero the top of the dial (North).

Member Data Documentation

BackGroundType makVrv::DtWindDirectionDialWidget::myBackGroundType

protected

NeedleType makVrv::DtWindDirectionDialWidget::myNeedleType

protected

double makVrv::DtWindDirectionDialWidget::myRemainder

protected

QColor makVrv::DtWindDirectionDialWidget::myCompassTickColor

protected

QColor makVrv::DtWindDirectionDialWidget::myCompassHandColor

protected

QColor makVrv::DtWindDirectionDialWidget::myCompassNorthColor

protected

Property Documentation

QColor makVrv::DtWindDirectionDialWidget::CompassTickColor

QColor makVrv::DtWindDirectionDialWidget::CompassHandColor

QColor makVrv::DtWindDirectionDialWidget::CompassNorthColor

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

• /data/exports/nrhent7-1/nightly/docs/vrForces.vrf5-0-branch/include/vrvCoreQt/DtWindDirectionDialWidget.h