The PartArc class This class represents an elliptical arc primitive which may be used to compose the drawing of an electrical element within the element editor. More...

#include <partarc.h>

Public Types
enum	{ Type = UserType + 1101 }

Public Types inherited from CustomElementGraphicPart
enum	LineStyle { NormalStyle, DashedStyle, DottedStyle, DashdottedStyle }

enum	LineWeight { NoneWeight, ThinWeight, NormalWeight, UltraWeight, BigWeight }

enum	Filling { NoneFilling, BlackFilling, WhiteFilling, GreenFilling, RedFilling, BlueFilling, GrayFilling, BrunFilling, YellowFilling, CyanFilling, MagentaFilling, LightgrayFilling, OrangeFilling, PurpleFilling, HorFilling, VerFilling, BdiagFilling, FdiagFilling }

enum	Color { BlackColor, WhiteColor, GreenColor, RedColor, BlueColor, GrayColor, BrunColor, YellowColor, CyanColor, MagentaColor, LightgrayColor, OrangeColor, PurpleColor, NoneColor }

Public Member Functions
	PartArc (QETElementEditor editor, QGraphicsItem parent=nullptr)
	PartArc::PartArc Constructor. More...

	~PartArc () override
	PartArc::~PartArc Destructor. More...

int	type () const override

void	paint (QPainter , const QStyleOptionGraphicsItem , QWidget *=nullptr) override
	PartArc::paint Draw this arc. More...

QString	name () const override

QString	xmlName () const override

const QDomElement	toXml (QDomDocument &) const override
	PartArc::toXml Export this arc in xml. More...

void	fromXml (const QDomElement &) override
	PartArc::fromXml Import the properties of this arc from a xml element. More...

QPainterPath	shape () const override
	PartArc::shape. More...

QPainterPath	shadowShape () const override

void	setRect (const QRectF &rect) override
	AbstractPartEllipse::setRect Sets the item's ellipse geometry to rect. The rectangle's left edge defines the left edge of the ellipse, and the rectangle's top edge describes the top of the ellipse The height and width of the rectangle describe the height and width of the ellipse. More...

void	setStartAngle (const int &start_angle) override
	AbstractPartEllipse::setStartAngle Sets the start angle for an ellipse segment to angle, which is in 16ths of a degree. This angle is used together with spanAngle() for representing an ellipse segment (a pie). By default, the start angle is 0. More...

void	setSpanAngle (const int &span_angle) override
	AbstractPartEllipse::setSpanAngle Returns the span angle of an ellipse segment in 16ths of a degree. This angle is used together with startAngle() for representing an ellipse segment (a pie). By default, this function returns 5760 (360 * 16, a full ellipse). More...

Public Member Functions inherited from AbstractPartEllipse
	AbstractPartEllipse (QETElementEditor editor, QGraphicsItem parent=nullptr)
	AbstractPartEllipse::AbstractPartEllipse Constructor. More...

	~AbstractPartEllipse () override
	AbstractPartEllipse::~AbstractPartEllipse Destructor. More...

void	startUserTransformation (const QRectF &) override
	AbstractPartEllipse::startUserTransformation Start the user-induced transformation, provided this primitive is contained within the initial_selection_rect bounding rectangle. More...

void	handleUserTransformation (const QRectF &, const QRectF &) override
	AbstractPartEllipse::handleUserTransformation Handle the user-induced transformation from initial_selection_rect to new_selection_rect. More...

QRectF	boundingRect () const override
	AbstractPartEllipse::boundingRect Bounding rectangle this part can fit into. More...

QRectF	sceneGeometricRect () const override
	AbstractPartEllipse::sceneGeometricRect. More...

virtual QPointF	sceneTopLeft () const
	AbstractPartEllipse::sceneTopLeft. More...

QRectF	rect () const

bool	isUseless () const override
	AbstractPartEllipse::isUseless. More...

int	startAngle () const

int	spanAngle () const

Public Member Functions inherited from CustomElementGraphicPart
	CustomElementGraphicPart (QETElementEditor editor, QGraphicsItem parent=nullptr)
	CustomElementGraphicPart::CustomElementGraphicPart Default constructor. By default, item is selectable, send geometry change (Qt > 4.6), accept mouse left button and accept hover event. More...

	~CustomElementGraphicPart () override
	CustomElementGraphicPart::~CustomElementGraphicPart Destructor. More...

LineStyle	lineStyle () const

void	setLineStyle (const LineStyle ls)
	CustomElementGraphicPart::setLineStyle Set line style to ls. More...

LineWeight	lineWeight () const

void	setLineWeight (const LineWeight lw)
	CustomElementGraphicPart::setLineWeight Set line weight to lw. More...

qreal	penWeight () const
	CustomElementGraphicPart::penWeight. More...

Filling	filling () const

void	setFilling (const Filling f)
	CustomElementGraphicPart::setFilling Set filling to f. More...

Color	color () const

void	setColor (const Color c)
	CustomElementGraphicPart::setColor Set color to c. More...

bool	antialiased () const

void	setAntialiased (const bool b)
	CustomElementGraphicPart::setAntialiased Set antialias to b. More...

void	setProperty (const char *name, const QVariant &value) override

QVariant	property (const char *name) const override

Public Member Functions inherited from CustomElementPart
	CustomElementPart (QETElementEditor *editor)

virtual	~CustomElementPart ()
	Destructor. More...

virtual QETElementEditor *	elementEditor () const

virtual void	updateCurrentPartEditor () const

virtual ElementScene *	elementScene () const

virtual QUndoStack &	undoStack () const

virtual QGraphicsItem *	toItem ()

virtual QET::ScalingMethod	preferredScalingMethod () const

Protected Member Functions
void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event) override
	PartArc::mouseReleaseEvent Handle mouse release event. More...

QVariant	itemChange (GraphicsItemChange change, const QVariant &value) override
	PartArc::itemChange. More...

bool	sceneEventFilter (QGraphicsItem watched, QEvent event) override
	PartArc::sceneEventFilter. More...

Protected Member Functions inherited from CustomElementGraphicPart
void	stylesToXml (QDomElement &) const
	CustomElementGraphicPart::stylesToXml Write the curent style to xml element. The style are stored like this: name-of-style:value;name-of-style:value Each style separate by ; and name-style/value are separate by : More...

void	stylesFromXml (const QDomElement &)
	CustomElementGraphicPart::stylesFromXml Read the style used by this, from a xml element. More...

void	resetStyles ()
	CustomElementGraphicPart::resetStyles Reset the curent style to default, same style of default constructor. More...

void	applyStylesToQPainter (QPainter &) const
	CustomElementGraphicPart::applyStylesToQPainter Apply the current style to the QPainter. More...

void	drawShadowShape (QPainter *painter)
	CustomElementGraphicPart::drawShadowShape Draw a transparent blue shadow arround the shape of this item. The QPainterPathStroker used to draw shadows have a width of SHADOWS_HEIGHT Be carefull if penWeight of this item is to 0 the outline of strock is bigger of 0.5. More...

QVariant	itemChange (GraphicsItemChange change, const QVariant &value) override
	CustomElementGraphicPart::itemChange Reimplemented from QGraphicsObject. If the item position change call updateCurrentPartEditor() the change is always send to QGraphicsObject. More...

void	hoverEnterEvent (QGraphicsSceneHoverEvent *event) override
	CustomElementGraphicPart::hoverEnterEvent Reimplemented from QGraphicsObject. Set m_hovered to true. More...

void	hoverLeaveEvent (QGraphicsSceneHoverEvent *event) override
	CustomElementGraphicPart::hoverLeaveEvent Reimplemented from QGraphicsObject. Set m_hovered to false. More...

void	mousePressEvent (QGraphicsSceneMouseEvent *event) override

void	mouseMoveEvent (QGraphicsSceneMouseEvent *event) override

void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event) override

Protected Member Functions inherited from CustomElementPart
QList< QPointF >	mapPoints (const QRectF &, const QRectF &, const QList< QPointF > &)

Private Member Functions
	PartArc (const PartArc &)

void	switchResizeMode ()
	PartArc::switchResizeMode. More...

void	adjusteHandlerPos ()
	PartArc::adjusteHandlerPos. More...

void	handlerMousePressEvent (QetGraphicsHandlerItem qghi, QGraphicsSceneMouseEvent event)
	PartArc::handlerMousePressEvent. More...

void	handlerMouseMoveEvent (QetGraphicsHandlerItem qghi, QGraphicsSceneMouseEvent event)
	PartArc::handlerMouseMoveEvent. More...

void	handlerMouseReleaseEvent (QetGraphicsHandlerItem qghi, QGraphicsSceneMouseEvent event)
	PartArc::handlerMouseReleaseEvent. More...

void	sceneSelectionChanged ()
	PartArc::sceneSelectionChanged When the scene selection change, if there are several primitive selected, we remove the handler of this item. More...

void	addHandler ()
	PartArc::addHandler Add handlers for this item. More...

void	removeHandler ()
	PartArc::removeHandler Remove the handlers of this item. More...

Private Attributes
QPropertyUndoCommand *	m_undo_command = nullptr

QPropertyUndoCommand *	m_undo_command2 = nullptr

int	m_resize_mode = 1

int	m_vector_index = -1

QPointF	m_span_point

QVector< QetGraphicsHandlerItem * >	m_handler_vector

Additional Inherited Members
Signals inherited from AbstractPartEllipse
void	rectChanged ()

void	startAngleChanged ()

void	spanAngleChanged ()

Static Public Member Functions inherited from CustomElementGraphicPart
static void	drawCross (const QPointF &center, QPainter *painter)
	CustomElementGraphicPart::drawCross Draw a cross at pos center. More...

Protected Attributes inherited from AbstractPartEllipse
QList< QPointF >	saved_points_

QRectF	m_rect

qreal	m_start_angle

qreal	m_span_angle

QVector< QetGraphicsHandlerItem * >	m_handler_vector

Protected Attributes inherited from CustomElementGraphicPart
bool	m_hovered

Properties inherited from AbstractPartEllipse
int	startAngle

int	spanAngle

QRectF	rect
	AbstractPartEllipse::rect Returns the item's ellipse geometry as a QRectF. More...

Properties inherited from CustomElementGraphicPart
LineStyle	line_style

LineWeight	line_weight

Filling	filling

Color	color

bool	antialias

Detailed Description

The PartArc class This class represents an elliptical arc primitive which may be used to compose the drawing of an electrical element within the element editor.

Definition at line 31 of file partarc.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
Type

Definition at line 43 of file partarc.h.

Constructor & Destructor Documentation

◆ PartArc() [1/2]

PartArc::PartArc	(	QETElementEditor *	editor,
		QGraphicsItem *	parent = `nullptr`
	)

PartArc::PartArc Constructor.

Parameters

editor	: QETElementEditor of this part
parent	: parent item

Definition at line 31 of file partarc.cpp.

References AbstractPartEllipse::m_span_angle, and AbstractPartEllipse::m_start_angle.

◆ ~PartArc()

PartArc::~PartArc ( )

override

PartArc::~PartArc Destructor.

Definition at line 42 of file partarc.cpp.

References m_undo_command, and removeHandler().

◆ PartArc() [2/2]

PartArc::PartArc ( const PartArc & )

private

Member Function Documentation

◆ addHandler()

void PartArc::addHandler ( )

private

PartArc::addHandler Add handlers for this item.

Definition at line 439 of file partarc.cpp.

References CustomElementGraphicPart::color(), QetGraphicsHandlerItem::handlerForPoint(), m_handler_vector, AbstractPartEllipse::m_rect, m_resize_mode, AbstractPartEllipse::m_span_angle, AbstractPartEllipse::m_start_angle, QetGraphicsHandlerUtility::pointsForArc(), and QetGraphicsHandlerUtility::pointsForRect().

Referenced by itemChange(), sceneSelectionChanged(), and switchResizeMode().

◆ adjusteHandlerPos()

void PartArc::adjusteHandlerPos ( )

private

PartArc::adjusteHandlerPos.

Definition at line 288 of file partarc.cpp.

References m_handler_vector, AbstractPartEllipse::m_rect, m_resize_mode, AbstractPartEllipse::m_span_angle, AbstractPartEllipse::m_start_angle, QetGraphicsHandlerUtility::pointsForArc(), and QetGraphicsHandlerUtility::pointsForRect().

Referenced by itemChange(), setRect(), setSpanAngle(), and setStartAngle().

◆ fromXml()

void PartArc::fromXml ( const QDomElement & qde )

overridevirtual

PartArc::fromXml Import the properties of this arc from a xml element.

Parameters

qde	: Xml document to use.

Implements CustomElementPart.

Definition at line 117 of file partarc.cpp.

References AbstractPartEllipse::m_rect, AbstractPartEllipse::m_span_angle, AbstractPartEllipse::m_start_angle, and CustomElementGraphicPart::stylesFromXml().

◆ handlerMouseMoveEvent()

void PartArc::handlerMouseMoveEvent	(	QetGraphicsHandlerItem *	qghi,
		QGraphicsSceneMouseEvent *	event
	)

private

PartArc::handlerMouseMoveEvent.

Parameters

qghi
event

Definition at line 353 of file partarc.cpp.

References CustomElementPart::elementScene(), AbstractPartEllipse::m_rect, m_resize_mode, AbstractPartEllipse::m_span_angle, m_span_point, AbstractPartEllipse::m_start_angle, m_vector_index, QetGraphicsHandlerUtility::mirrorRectForPosAtIndex(), QetGraphicsHandlerUtility::pointsForArc(), QetGraphicsHandlerUtility::rectForPosAtIndex(), setRect(), setSpanAngle(), setStartAngle(), and ElementScene::snapToGrid().

Referenced by sceneEventFilter().

◆ handlerMousePressEvent()

void PartArc::handlerMousePressEvent	(	QetGraphicsHandlerItem *	qghi,
		QGraphicsSceneMouseEvent *	event
	)

private

PartArc::handlerMousePressEvent.

Parameters

qghi
event

Definition at line 314 of file partarc.cpp.

References QPropertyUndoCommand::enableAnimation(), AbstractPartEllipse::m_rect, m_resize_mode, AbstractPartEllipse::m_span_angle, m_span_point, AbstractPartEllipse::m_start_angle, m_undo_command, m_undo_command2, m_vector_index, QetGraphicsHandlerUtility::pointsForArc(), and QET::Icons::tr.

Referenced by sceneEventFilter().

◆ handlerMouseReleaseEvent()

void PartArc::handlerMouseReleaseEvent	(	QetGraphicsHandlerItem *	qghi,
		QGraphicsSceneMouseEvent *	event
	)

private

PartArc::handlerMouseReleaseEvent.

Parameters

qghi
event

Definition at line 387 of file partarc.cpp.

References CustomElementPart::elementScene(), AbstractPartEllipse::m_rect, m_resize_mode, AbstractPartEllipse::m_span_angle, AbstractPartEllipse::m_start_angle, m_undo_command, m_undo_command2, m_vector_index, QPropertyUndoCommand::setNewValue(), and ElementScene::undoStack().

Referenced by sceneEventFilter().

◆ itemChange()

QVariant PartArc::itemChange	(	GraphicsItemChange	change,
		const QVariant &	value
	)

overrideprotected

PartArc::itemChange.

Parameters

change
value

Returns

Definition at line 176 of file partarc.cpp.

References addHandler(), adjusteHandlerPos(), removeHandler(), and sceneSelectionChanged().

◆ mouseReleaseEvent()

void PartArc::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )

overrideprotected

PartArc::mouseReleaseEvent Handle mouse release event.

Parameters

event

Definition at line 162 of file partarc.cpp.

References CustomElementGraphicPart::mouseReleaseEvent(), and switchResizeMode().

◆ name()

QString PartArc::name ( ) const

inlineoverridevirtual

Returns: the name of the primitive

Implements CustomElementPart.

Definition at line 52 of file partarc.h.

References QET::Icons::tr.

◆ paint()

void PartArc::paint	(	QPainter *	painter,
		const QStyleOptionGraphicsItem *	options,
		QWidget *	widget = `nullptr`
	)

override

PartArc::paint Draw this arc.

Parameters

painter
options
widget

Definition at line 55 of file partarc.cpp.

References CustomElementGraphicPart::applyStylesToQPainter(), CustomElementGraphicPart::drawCross(), CustomElementGraphicPart::drawShadowShape(), CustomElementGraphicPart::m_hovered, AbstractPartEllipse::m_rect, AbstractPartEllipse::m_span_angle, AbstractPartEllipse::m_start_angle, and AbstractPartEllipse::rect().

◆ removeHandler()

void PartArc::removeHandler ( )

private

PartArc::removeHandler Remove the handlers of this item.

Definition at line 470 of file partarc.cpp.

References m_handler_vector.

Referenced by itemChange(), sceneSelectionChanged(), switchResizeMode(), and ~PartArc().

◆ sceneEventFilter()

bool PartArc::sceneEventFilter	(	QGraphicsItem *	watched,
		QEvent *	event
	)

overrideprotected

PartArc::sceneEventFilter.

Parameters

watched
event

Returns

Definition at line 216 of file partarc.cpp.

References handlerMouseMoveEvent(), handlerMousePressEvent(), handlerMouseReleaseEvent(), m_handler_vector, m_vector_index, and QetGraphicsHandlerItem::Type.

◆ sceneSelectionChanged()

void PartArc::sceneSelectionChanged ( )

private

PartArc::sceneSelectionChanged When the scene selection change, if there are several primitive selected, we remove the handler of this item.

Definition at line 427 of file partarc.cpp.

References addHandler(), and removeHandler().

Referenced by itemChange().

◆ setRect()

void PartArc::setRect ( const QRectF & rect )

inlineoverridevirtual

AbstractPartEllipse::setRect Sets the item's ellipse geometry to rect. The rectangle's left edge defines the left edge of the ellipse, and the rectangle's top edge describes the top of the ellipse The height and width of the rectangle describe the height and width of the ellipse.

Parameters

rect

Reimplemented from AbstractPartEllipse.

Definition at line 59 of file partarc.h.

References adjusteHandlerPos(), AbstractPartEllipse::rect(), and AbstractPartEllipse::setRect().

Referenced by handlerMouseMoveEvent().

◆ setSpanAngle()

void PartArc::setSpanAngle ( const int & span_angle )

inlineoverridevirtual

AbstractPartEllipse::setSpanAngle Returns the span angle of an ellipse segment in 16ths of a degree. This angle is used together with startAngle() for representing an ellipse segment (a pie). By default, this function returns 5760 (360 * 16, a full ellipse).

Parameters

span_angle

Reimplemented from AbstractPartEllipse.

Definition at line 61 of file partarc.h.

References adjusteHandlerPos(), and AbstractPartEllipse::setSpanAngle().

Referenced by handlerMouseMoveEvent().

◆ setStartAngle()

void PartArc::setStartAngle ( const int & start_angle )

inlineoverridevirtual

AbstractPartEllipse::setStartAngle Sets the start angle for an ellipse segment to angle, which is in 16ths of a degree. This angle is used together with spanAngle() for representing an ellipse segment (a pie). By default, the start angle is 0.

Parameters

start_angle

Reimplemented from AbstractPartEllipse.

Definition at line 60 of file partarc.h.

References adjusteHandlerPos(), and AbstractPartEllipse::setStartAngle().

Referenced by handlerMouseMoveEvent(), and ESEventAddArc::updateArc().