QetShapeItem Class Reference

The QetShapeItem class this class is used to draw a basic shape (line, rectangle, ellipse) into a diagram, that can be saved to .qet file. More...

#include <qetshapeitem.h>

Inheritance diagram for QetShapeItem:

Collaboration diagram for QetShapeItem:

Public Types
enum	ShapeType { Line =1 , Rectangle =2 , Ellipse =4 , Polygon =8 }
enum	{ Type = UserType + 1008 }

Signals
void	penChanged ()
void	brushChanged ()
void	closeChanged ()
void	XRadiusChanged ()
void	YRadiusChanged ()

Public Member Functions
	QetShapeItem (QPointF, QPointF=QPointF(0, 0), ShapeType=Line, QGraphicsItem *parent=nullptr)
	QetShapeItem::QetShapeItem Constructor of shape item. point 1 and 2 must be in scene coordinate.
	~QetShapeItem () override
int	type () const override
QPen	pen () const
	METHODS.
void	setPen (const QPen &pen)
	QetShapeItem::setPen Set the pen to use for draw the shape.
QBrush	brush () const
void	setBrush (const QBrush &brush)
	QetShapeItem::setBrush Set the brush to use for the fill the shape.
ShapeType	shapeType () const
virtual bool	fromXml (const QDomElement &)
	QetShapeItem::fromXml Build this item from the xml description.
virtual QDomElement	toXml (QDomDocument &document) const
	QetShapeItem::toXml Save this item to xml element.
virtual bool	toDXF (const QString &filepath, const QPen &pen)
	QetShapeItem::toDXF Draw this element to the dxf document.
void	editProperty () override
	QetShapeItem::editProperty Edit the property of this item.
QString	name () const override
	QetShapeItem::name.
void	setP2 (const QPointF &P2)
	QetShapeItem::setP2 Set the second point of this item. If this item is a polyline, the last point of the polyline is replaced by P2.
QLineF	line () const
bool	setLine (const QLineF &line)
	QetShapeItem::setLine Set item geometry to line (only available for line shape)
QRectF	rect () const
bool	setRect (const QRectF &rect)
	QetShapeItem::setRect Set this item geometry to rect (only available if shape is a rectangle or an ellipse)
QPolygonF	polygon () const
bool	setPolygon (const QPolygonF &polygon)
	QetShapeItem::setPolygon Set this item geometry to polygon (only available if shape is a polyline)
bool	isClosed () const
void	setClosed (bool close)
	QetShapeItem::setClosed Close this item, have effect only if this item is a polygon.
qreal	XRadius () const
void	setXRadius (qreal X)
qreal	YRadius () const
void	setYRadius (qreal Y)
int	pointsCount () const
	QetShapeItem::pointCount.
void	setNextPoint (QPointF P)
	QetShapeItem::setNextPoint Add a new point to the current polygon.
void	removePoints (int number=1)
	QetShapeItem::removePoints Number of point to remove on the polygon If number is superior to number of polygon points-2, all points of polygon will be removed except the first two (minimum point for the polygon);.
QRectF	boundingRect () const override
	QetShapeItem::boundingRect.
QPainterPath	shape () const override
	QetShapeItem::shape.
Public Member Functions inherited from QetGraphicsItem
	QetGraphicsItem (QGraphicsItem *parent=nullptr)
	QetGraphicsItem::QetGraphicsItem Default constructor.
	~QetGraphicsItem () override=0
Diagram *	diagram () const
virtual void	setPos (const QPointF &p)
virtual void	setPos (qreal x, qreal y)
virtual bool	isMovable () const
virtual void	setMovable (bool movable)
bool	isHovered () const
QET::GraphicsItemState	state () const
	QetGraphicsItem::state.

Protected Member Functions
void	paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override
	QetShapeItem::paint Paint this item.
void	hoverEnterEvent (QGraphicsSceneHoverEvent *event) override
	QetShapeItem::hoverEnterEvent Handle hover enter event.
void	hoverLeaveEvent (QGraphicsSceneHoverEvent *event) override
	QetShapeItem::hoverLeaveEvent Handle hover leave event.
void	mousePressEvent (QGraphicsSceneMouseEvent *event) override
QVariant	itemChange (GraphicsItemChange change, const QVariant &value) override
	QetShapeItem::itemChange.
bool	sceneEventFilter (QGraphicsItem *watched, QEvent *event) override
	QetShapeItem::sceneEventFilter.
void	contextMenuEvent (QGraphicsSceneContextMenuEvent *event) override
	QetShapeItem::contextMenuEvent.
Protected Member Functions inherited from QetGraphicsItem
void	mousePressEvent (QGraphicsSceneMouseEvent *event) override
void	mouseDoubleClickEvent (QGraphicsSceneMouseEvent *event) override
void	mouseMoveEvent (QGraphicsSceneMouseEvent *event) override
void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event) override
	QetGraphicsItem::mouseReleaseEvent handle mouse release click.
void	hoverEnterEvent (QGraphicsSceneHoverEvent *event) override
void	hoverLeaveEvent (QGraphicsSceneHoverEvent *event) override

Properties
QPen	pen
QBrush	brush
QRectF	rect
QLineF	line
QPolygonF	polygon
bool	close
qreal	xRadius
qreal	yRadius

Private Member Functions
void	switchResizeMode ()
	QetShapeItem::switchResizeMode.
void	addHandler ()
void	adjusteHandlerPos ()
	QetShapeItem::adjusteHandlerPos Adjust the position of the handler item.
void	insertPoint ()
void	removePoint ()
void	handlerMousePressEvent ()
	QetShapeItem::handlerMousePressEvent.
void	handlerMouseMoveEvent (QGraphicsSceneMouseEvent *event)
	QetShapeItem::handlerMouseMoveEvent.
void	handlerMouseReleaseEvent ()
	QetShapeItem::handlerMouseReleaseEvent.

Private Attributes
ShapeType	m_shapeType
	ATTRIBUTES.
QPen	m_pen
QBrush	m_brush
QPointF	m_P1
QPointF	m_P2
QPointF	m_old_P1
QPointF	m_old_P2
QPointF	m_context_menu_pos
QPolygonF	m_polygon
QPolygonF	m_old_polygon
bool	m_hovered
int	m_vector_index
bool	m_closed = false
bool	m_modifie_radius_equaly = false
int	m_resize_mode = 1
QVector< QetGraphicsHandlerItem * >	m_handler_vector
QAction *	m_insert_point
QAction *	m_remove_point
qreal	m_xRadius = 0
qreal	m_yRadius = 0
qreal	m_old_xRadius
qreal	m_old_yRadius

Additional Inherited Members
Protected Attributes inherited from QetGraphicsItem
bool	is_movable_
bool	m_first_move
bool	snap_to_grid_
QPointF	m_mouse_to_origin_movement
QET::GraphicsItemState	m_state = QET:: GIOK

Detailed Description

The QetShapeItem class this class is used to draw a basic shape (line, rectangle, ellipse) into a diagram, that can be saved to .qet file.

Member Enumeration Documentation

anonymous enum

anonymous enum

Enumerator
Type

ShapeType

enum QetShapeItem::ShapeType

Enumerator
Line
Rectangle
Ellipse
Polygon

Constructor & Destructor Documentation

QetShapeItem()

QetShapeItem::QetShapeItem	(	QPointF	p1,
		QPointF	p2 = QPointF(0,0),
		ShapeType	type = Line,
		QGraphicsItem *	parent = nullptr
	)

QetShapeItem::QetShapeItem Constructor of shape item. point 1 and 2 must be in scene coordinate.

Parameters

p1	first point
p2	second point
type	type of item (line, rectangle, ellipse)
parent	parent item

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~QetShapeItem()

QetShapeItem::~QetShapeItem ( )

override

Member Function Documentation

addHandler()

void QetShapeItem::addHandler ( )

private

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adjusteHandlerPos()

void QetShapeItem::adjusteHandlerPos ( )

private

QetShapeItem::adjusteHandlerPos Adjust the position of the handler item.

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boundingRect()

QRectF QetShapeItem::boundingRect ( ) const

override

QetShapeItem::boundingRect.

Returns

the bounding rect of this item

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brush()

QBrush QetShapeItem::brush ( ) const

inline

brushChanged

void QetShapeItem::brushChanged ( )

signal

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closeChanged

void QetShapeItem::closeChanged ( )

signal

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contextMenuEvent()

void QetShapeItem::contextMenuEvent ( QGraphicsSceneContextMenuEvent *  event )

overrideprotected

QetShapeItem::contextMenuEvent.

Parameters

event

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editProperty()

void QetShapeItem::editProperty ( )

overridevirtual

QetShapeItem::editProperty Edit the property of this item.

Reimplemented from QetGraphicsItem.

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fromXml()

bool QetShapeItem::fromXml ( const QDomElement &  e )

virtual

QetShapeItem::fromXml Build this item from the xml description.

Parameters

e	element where is stored this item

Returns

true if load success

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handlerMouseMoveEvent()

void QetShapeItem::handlerMouseMoveEvent ( QGraphicsSceneMouseEvent *  event )

private

QetShapeItem::handlerMouseMoveEvent.

Parameters

event

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handlerMousePressEvent()

void QetShapeItem::handlerMousePressEvent ( )

private

QetShapeItem::handlerMousePressEvent.

Parameters

qghi
event

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handlerMouseReleaseEvent()

void QetShapeItem::handlerMouseReleaseEvent ( )

private

QetShapeItem::handlerMouseReleaseEvent.

Parameters

qghi
event

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hoverEnterEvent()

void QetShapeItem::hoverEnterEvent ( QGraphicsSceneHoverEvent *  event )

overrideprotected

QetShapeItem::hoverEnterEvent Handle hover enter event.

Parameters

event

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hoverLeaveEvent()

void QetShapeItem::hoverLeaveEvent ( QGraphicsSceneHoverEvent *  event )

overrideprotected

QetShapeItem::hoverLeaveEvent Handle hover leave event.

Parameters

event

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insertPoint()

void QetShapeItem::insertPoint ( )

private

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isClosed()

bool QetShapeItem::isClosed ( ) const

inline

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itemChange()

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

overrideprotected

QetShapeItem::itemChange.

Parameters

change
value

Returns

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line()

QLineF QetShapeItem::line ( ) const

inline

mousePressEvent()

void QetShapeItem::mousePressEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotected

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name()

QString QetShapeItem::name ( ) const

overridevirtual

QetShapeItem::name.

Returns

the name of the current shape.

Reimplemented from QetGraphicsItem.

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paint()

void QetShapeItem::paint ( QPainter *  painter, const QStyleOptionGraphicsItem *  option, QWidget *  widget  )

overrideprotected

QetShapeItem::paint Paint this item.

Parameters

painter
option
widget

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pen()

QPen QetShapeItem::pen ( ) const

inline

METHODS.

penChanged

void QetShapeItem::penChanged ( )

signal

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pointsCount()

int QetShapeItem::pointsCount

(

)

const

QetShapeItem::pointCount.

Returns

the number of point in the polygon

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polygon()

QPolygonF QetShapeItem::polygon ( ) const

inline

rect()

QRectF QetShapeItem::rect ( ) const

inline

removePoint()

void QetShapeItem::removePoint ( )

private

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removePoints()

void QetShapeItem::removePoints

(

int

number = 1

)

QetShapeItem::removePoints Number of point to remove on the polygon If number is superior to number of polygon points-2, all points of polygon will be removed except the first two (minimum point for the polygon);.

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sceneEventFilter()

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

overrideprotected

QetShapeItem::sceneEventFilter.

Parameters

watched
event

Returns

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setBrush()

void QetShapeItem::setBrush

(

const QBrush &

brush

)

QetShapeItem::setBrush Set the brush to use for the fill the shape.

Parameters

brush

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setClosed()

void QetShapeItem::setClosed

(

bool

close

)

QetShapeItem::setClosed Close this item, have effect only if this item is a polygon.

Parameters

close

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setLine()

bool QetShapeItem::setLine

(

const QLineF &

line

)

QetShapeItem::setLine Set item geometry to line (only available for line shape)

Parameters

line

Returns

: true when shape is a Line, else false

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setNextPoint()

void QetShapeItem::setNextPoint

(

QPointF

P

)

QetShapeItem::setNextPoint Add a new point to the current polygon.

Parameters

P	the new point.

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setP2()

void QetShapeItem::setP2

(

const QPointF &

P2

)

QetShapeItem::setP2 Set the second point of this item. If this item is a polyline, the last point of the polyline is replaced by P2.

Parameters

P2

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setPen()

void QetShapeItem::setPen

(

const QPen &

pen

)

QetShapeItem::setPen Set the pen to use for draw the shape.

Parameters

pen

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setPolygon()

bool QetShapeItem::setPolygon

(

const QPolygonF &

polygon

)

QetShapeItem::setPolygon Set this item geometry to polygon (only available if shape is a polyline)

Parameters

polygon

: new polygon

Returns

true if item is polygon, else false

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setRect()

bool QetShapeItem::setRect

(

const QRectF &

rect

)

QetShapeItem::setRect Set this item geometry to rect (only available if shape is a rectangle or an ellipse)

Parameters

rect	: new rect

Returns

: true when shape is rectangle or ellipse, else false

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setXRadius()

void QetShapeItem::setXRadius

(

qreal

X

)

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setYRadius()

void QetShapeItem::setYRadius

(

qreal

Y

)

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shape()

QPainterPath QetShapeItem::shape ( ) const

override

QetShapeItem::shape.

Returns

the shape of this item

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shapeType()

ShapeType QetShapeItem::shapeType ( ) const

inline

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switchResizeMode()

void QetShapeItem::switchResizeMode ( )

private

QetShapeItem::switchResizeMode.

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toDXF()

bool QetShapeItem::toDXF ( const QString &  filepath, const QPen &  pen  )

virtual

QetShapeItem::toDXF Draw this element to the dxf document.

Parameters

filepath	file path of the the dxf document
pen

Returns

true if draw success

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toXml()

QDomElement QetShapeItem::toXml ( QDomDocument &  document ) const

virtual

QetShapeItem::toXml Save this item to xml element.

Parameters

document

parent document xml

Returns

element xml where is write this item

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type()

int QetShapeItem::type ( ) const

inlineoverride

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XRadius()

qreal QetShapeItem::XRadius ( ) const

inline

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XRadiusChanged

void QetShapeItem::XRadiusChanged ( )

signal

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YRadius()

qreal QetShapeItem::YRadius ( ) const

inline

YRadiusChanged

void QetShapeItem::YRadiusChanged ( )

signal

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Member Data Documentation

m_brush

QBrush QetShapeItem::m_brush

private

m_closed

bool QetShapeItem::m_closed = false

private

m_context_menu_pos

QPointF QetShapeItem::m_context_menu_pos

private

m_handler_vector

QVector<QetGraphicsHandlerItem *> QetShapeItem::m_handler_vector

private

m_hovered

bool QetShapeItem::m_hovered

private

m_insert_point

QAction* QetShapeItem::m_insert_point

private

m_modifie_radius_equaly

bool QetShapeItem::m_modifie_radius_equaly = false

private

m_old_P1

QPointF QetShapeItem::m_old_P1

private

m_old_P2

QPointF QetShapeItem::m_old_P2

private

m_old_polygon

QPolygonF QetShapeItem::m_old_polygon

private

m_old_xRadius

qreal QetShapeItem::m_old_xRadius

private

m_old_yRadius

qreal QetShapeItem::m_old_yRadius

private

m_P1

QPointF QetShapeItem::m_P1

private

m_P2

QPointF QetShapeItem::m_P2

private

m_pen

QPen QetShapeItem::m_pen

private

m_polygon

QPolygonF QetShapeItem::m_polygon

private

m_remove_point

QAction * QetShapeItem::m_remove_point

private

m_resize_mode

int QetShapeItem::m_resize_mode = 1

private

m_shapeType

ShapeType QetShapeItem::m_shapeType

private

ATTRIBUTES.

m_vector_index

int QetShapeItem::m_vector_index

private

m_xRadius

qreal QetShapeItem::m_xRadius = 0

private

m_yRadius

qreal QetShapeItem::m_yRadius = 0

private

Property Documentation

brush

QBrush QetShapeItem::brush

readwrite

close

bool QetShapeItem::close

readwrite

line

QLineF QetShapeItem::line

readwrite

pen

QPen QetShapeItem::pen

readwrite

polygon

QPolygonF QetShapeItem::polygon

readwrite

rect

QRectF QetShapeItem::rect

readwrite

xRadius

qreal QetShapeItem::xRadius

readwrite

yRadius

qreal QetShapeItem::yRadius

readwrite

---

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

• sources/qetgraphicsitem/qetshapeitem.h
• sources/qetgraphicsitem/qetshapeitem.cpp