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

#include <partellipse.h>

Public Types
enum	{ Type = UserType + 1103 }

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
	PartEllipse (QETElementEditor editor, QGraphicsItem parent=nullptr)
	PartEllipse::PartEllipse Constructor. More...

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

int	type () const override

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

QString	name () const override

QString	xmlName () const override

const QDomElement	toXml (QDomDocument &) const override
	PartEllipse::toXml Export this ellipse in xml. More...

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

QPainterPath	shape () const override
	PartEllipse::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...

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

virtual void	setStartAngle (const int &start_angle)
	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...

int	spanAngle () const

virtual void	setSpanAngle (const int &span_angle)
	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 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
	PartEllipse::mouseReleaseEvent Handle mouse release event. More...

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

bool	sceneEventFilter (QGraphicsItem watched, QEvent event) override
	PartEllipse::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
	PartEllipse (const PartEllipse &)

void	switchResizeMode ()

void	adjusteHandlerPos ()
	PartEllipse::adjusteHandlerPos. More...

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

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

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

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

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

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

Private Attributes
QPropertyUndoCommand *	m_undo_command

int	m_resize_mode = 1

int	m_vector_index = -1

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 PartEllipse class This class represents an ellipse primitive which may be used to compose the drawing of an electrical element within the element editor.

Definition at line 30 of file partellipse.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
Type

Definition at line 44 of file partellipse.h.

Constructor & Destructor Documentation

◆ PartEllipse() [1/2]

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

PartEllipse::PartEllipse Constructor.

Parameters

editor	: QETElementEditor of this part
parent	: parent item

Definition at line 30 of file partellipse.cpp.

◆ ~PartEllipse()

PartEllipse::~PartEllipse ( )

override

PartEllipse::~PartEllipse Destructor.

Definition at line 39 of file partellipse.cpp.

References m_undo_command, and removeHandler().

◆ PartEllipse() [2/2]

PartEllipse::PartEllipse ( const PartEllipse & )

private

Member Function Documentation

◆ addHandler()

void PartEllipse::addHandler ( )

private

PartEllipse::addHandler Add handlers for this item.

Definition at line 350 of file partellipse.cpp.

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

Referenced by itemChange(), and sceneSelectionChanged().

◆ adjusteHandlerPos()

void PartEllipse::adjusteHandlerPos ( )

private

PartEllipse::adjusteHandlerPos.

Definition at line 265 of file partellipse.cpp.

References AbstractPartEllipse::m_handler_vector, AbstractPartEllipse::m_rect, and QetGraphicsHandlerUtility::pointsForRect().

Referenced by handlerMouseMoveEvent(), itemChange(), and setRect().

◆ fromXml()

void PartEllipse::fromXml ( const QDomElement & qde )

overridevirtual

PartEllipse::fromXml Import the properties of this ellipse from a xml element.

Parameters

qde	: Xml document to use.

Implements CustomElementPart.

Definition at line 108 of file partellipse.cpp.

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

◆ handlerMouseMoveEvent()

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

private

PartEllipse::handlerMouseMoveEvent.

Parameters

qghi
event

Definition at line 301 of file partellipse.cpp.

References adjusteHandlerPos(), CustomElementPart::elementScene(), AbstractPartEllipse::m_rect, m_resize_mode, m_vector_index, QetGraphicsHandlerUtility::mirrorRectForPosAtIndex(), QetGraphicsHandlerUtility::rectForPosAtIndex(), setRect(), and ElementScene::snapToGrid().

Referenced by sceneEventFilter().

◆ handlerMousePressEvent()

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

private

PartEllipse::handlerMousePressEvent.

Parameters

qghi
event

Definition at line 285 of file partellipse.cpp.

References QPropertyUndoCommand::enableAnimation(), AbstractPartEllipse::m_rect, m_undo_command, and QET::Icons::tr.

Referenced by sceneEventFilter().

◆ handlerMouseReleaseEvent()

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

private

PartEllipse::handlerMouseReleaseEvent.

Parameters

qghi
event

Definition at line 323 of file partellipse.cpp.

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

Referenced by sceneEventFilter().

◆ itemChange()

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

overrideprotected

PartEllipse::itemChange.

Parameters

change
value

Returns

Definition at line 172 of file partellipse.cpp.

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

◆ mouseReleaseEvent()

void PartEllipse::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )

overrideprotected

PartEllipse::mouseReleaseEvent Handle mouse release event.

Parameters

event

Definition at line 158 of file partellipse.cpp.

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

◆ name()

QString PartEllipse::name ( ) const

inlineoverridevirtual

Returns: the name of the primitive

Implements CustomElementPart.

Definition at line 53 of file partellipse.h.

References QET::Icons::tr.

◆ paint()

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

override

PartEllipse::paint Draw this ellpise.

Parameters

painter
options
widget

Definition at line 52 of file partellipse.cpp.

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

◆ removeHandler()

void PartEllipse::removeHandler ( )

private

PartEllipse::removeHandler Remove the handlers of this item.

Definition at line 374 of file partellipse.cpp.

References AbstractPartEllipse::m_handler_vector.

Referenced by itemChange(), sceneSelectionChanged(), and ~PartEllipse().

◆ sceneEventFilter()

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

overrideprotected

PartEllipse::sceneEventFilter.

Parameters

watched
event

Returns

Definition at line 212 of file partellipse.cpp.

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

◆ sceneSelectionChanged()

void PartEllipse::sceneSelectionChanged ( )

private

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

Definition at line 338 of file partellipse.cpp.

References addHandler(), and removeHandler().

Referenced by itemChange().

◆ setRect()

void PartEllipse::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 partellipse.h.

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

Referenced by handlerMouseMoveEvent().

◆ shadowShape()

QPainterPath PartEllipse::shadowShape ( ) const

overridevirtual

Implements CustomElementGraphicPart.

Definition at line 142 of file partellipse.cpp.

References AbstractPartEllipse::m_rect, CustomElementGraphicPart::penWeight(), and shape().

◆ shape()

QPainterPath PartEllipse::shape ( ) const

override

PartEllipse::shape.

Returns: the shape of this item

Definition at line 130 of file partellipse.cpp.

References CustomElementGraphicPart::m_hovered, AbstractPartEllipse::m_rect, CustomElementGraphicPart::penWeight(), and SHADOWS_HEIGHT.

Referenced by shadowShape().

◆ switchResizeMode()

void PartEllipse::switchResizeMode ( )

private

Definition at line 246 of file partellipse.cpp.

References AbstractPartEllipse::m_handler_vector, and m_resize_mode.

Referenced by mouseReleaseEvent().

◆ toXml()

const QDomElement PartEllipse::toXml ( QDomDocument & xml_document ) const

overridevirtual

PartEllipse::toXml Export this ellipse in xml.

Parameters

xml_document : Xml document to use for create the xml element.

Returns: : an xml element that describe this ellipse

Implements CustomElementPart.

Definition at line 79 of file partellipse.cpp.

References AbstractPartEllipse::rect(), AbstractPartEllipse::sceneTopLeft(), and CustomElementGraphicPart::stylesToXml().

◆ type()

int PartEllipse::type ( ) const

inlineoverride

Enable the use of qgraphicsitem_cast to safely cast a QGraphicsItem into a PartEllipse.

Returns: the QGraphicsItem type

Definition at line 49 of file partellipse.h.

References Type.

◆ xmlName()

QString PartEllipse::xmlName ( ) const

inlineoverridevirtual

Returns: the name that will be used as XML tag when exporting the primitive

Implements CustomElementPart.

Definition at line 54 of file partellipse.h.

Member Data Documentation

◆ m_resize_mode

int PartEllipse::m_resize_mode = 1

private

Definition at line 79 of file partellipse.h.

Referenced by addHandler(), handlerMouseMoveEvent(), and switchResizeMode().

◆ m_undo_command

QPropertyUndoCommand* PartEllipse::m_undo_command

private

Definition at line 78 of file partellipse.h.

Referenced by handlerMousePressEvent(), handlerMouseReleaseEvent(), and ~PartEllipse().

◆ m_vector_index

int PartEllipse::m_vector_index = -1

private

Definition at line 80 of file partellipse.h.

Referenced by handlerMouseMoveEvent(), handlerMouseReleaseEvent(), and sceneEventFilter().

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

Public Types

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ anonymous enum

Constructor & Destructor Documentation

◆ PartEllipse() [1/2]

◆ ~PartEllipse()

◆ PartEllipse() [2/2]

Member Function Documentation

◆ addHandler()

◆ adjusteHandlerPos()

◆ fromXml()

◆ handlerMouseMoveEvent()

◆ handlerMousePressEvent()

◆ handlerMouseReleaseEvent()

◆ itemChange()

◆ mouseReleaseEvent()

◆ name()

◆ paint()

◆ removeHandler()

◆ sceneEventFilter()

◆ sceneSelectionChanged()

◆ setRect()

◆ shadowShape()

◆ shape()

◆ switchResizeMode()

◆ toXml()

◆ type()

◆ xmlName()

Member Data Documentation

◆ m_resize_mode

◆ m_undo_command

◆ m_vector_index