DiagramTextItem Class Reference

#include <diagramtextitem.h>

Inheritance diagram for DiagramTextItem:

Collaboration diagram for DiagramTextItem:

Public Types
enum	{ Type = UserType + 1004 }

Signals
void	colorChanged (QColor color)
void	alignmentChanged (Qt::Alignment alignment)
void	textEdited (const QString &old_str, const QString &new_str)
void	fontChanged (QFont font)

Public Member Functions
	DiagramTextItem (QGraphicsItem *=nullptr)
	DiagramTextItem::DiagramTextItem.
	DiagramTextItem (const QString &, QGraphicsItem *=nullptr)
	DiagramTextItem::DiagramTextItem.
int	type () const override
Diagram *	diagram () const
	DiagramTextItem::diagram.
virtual void	fromXml (const QDomElement &)=0
virtual QDomElement	toXml (QDomDocument &) const
	DiagramTextItem::toXml This method do nothing and return an empty DomElement This is used to be inherited by child class.
void	edit ()
	Edit the text with HtmlEditor.
QPointF	mapMovementToScene (const QPointF &) const
QPointF	mapMovementFromScene (const QPointF &) const
QPointF	mapMovementToParent (const QPointF &) const
QPointF	mapMovementFromParent (const QPointF &) const
void	setFont (const QFont &font)
void	setColor (const QColor &color)
QColor	color () const
void	setNoEditable (bool e=true)
void	setAlignment (const Qt::Alignment &alignment)
Qt::Alignment	alignment () const
QRectF	frameRect () const
	DiagramTextItem::frameRect.
void	setHtml (const QString &text)
void	setPlainText (const QString &text)
bool	isHtml () const

Public Attributes
bool	m_block_alignment = false

Protected Member Functions
void	paint (QPainter *, const QStyleOptionGraphicsItem *, QWidget *) override
	DiagramTextItem::paint Draw this text field. This method draws the text by calling QGraphicsTextItem::paint. If text is hovered, this method draws the bounding rect in grey.
void	focusInEvent (QFocusEvent *) override
	DiagramTextItem::focusInEvent.
void	focusOutEvent (QFocusEvent *) override
	DiagramTextItem::focusOutEvent.
void	mouseDoubleClickEvent (QGraphicsSceneMouseEvent *event) override
void	mousePressEvent (QGraphicsSceneMouseEvent *event) override
	DiagramTextItem::mousePressEvent.
void	mouseMoveEvent (QGraphicsSceneMouseEvent *event) override
	DiagramTextItem::mouseMoveEvent.
void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event) override
	DiagramTextItem::mouseReleaseEvent.
void	hoverEnterEvent (QGraphicsSceneHoverEvent *) override
void	hoverLeaveEvent (QGraphicsSceneHoverEvent *) override
void	hoverMoveEvent (QGraphicsSceneHoverEvent *) override
virtual void	applyRotation (const qreal &)
void	prepareAlignment ()
	DiagramTextItem::prepareAlignment Call this function before changing the bounding rect of this text.
void	finishAlignment ()
	DiagramTextItem::finishAlignment Call this function after changing the bounding rect of this text to set the position of this text according to the alignment property.

Protected Attributes
bool	m_mouse_hover = false
bool	m_first_move = true
bool	m_no_editable
bool	m_is_html = false
QString	m_previous_html_text
QString	m_previous_text
QPointF	m_mouse_to_origin_movement

Properties
QColor	color
Qt::Alignment	alignment
QString	plainText
QFont	font

Private Member Functions
void	build ()
	DiagramTextItem::build Build this item with default value.

Private Attributes
QRectF	m_alignment_rect
Qt::Alignment	m_alignment = (Qt::AlignTop | Qt::AlignLeft)

Detailed Description

This class represents a selectable, movable and editable text field on a diagram.

See also

QGraphicsItem::GraphicsItemFlags

Member Enumeration Documentation

anonymous enum

anonymous enum

Enumerator
Type

Constructor & Destructor Documentation

DiagramTextItem() [1/2]

DiagramTextItem::DiagramTextItem

(

QGraphicsItem *

parent = nullptr

)

DiagramTextItem::DiagramTextItem.

Parameters

parent

: parent item

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DiagramTextItem() [2/2]

DiagramTextItem::DiagramTextItem	(	const QString &	text,
		QGraphicsItem *	parent = nullptr
	)

DiagramTextItem::DiagramTextItem.

Parameters

text	: text to display
parent	: parent item

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Member Function Documentation

alignment()

Qt::Alignment DiagramTextItem::alignment

(

)

const

alignmentChanged

void DiagramTextItem::alignmentChanged ( Qt::Alignment  alignment )

signal

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applyRotation()

void DiagramTextItem::applyRotation ( const qreal &  angle )

protectedvirtual

Effectue la rotation du texte en elle-meme Pour les DiagramTextItem, la rotation s'effectue autour du point (0, 0). Cette methode peut toutefois etre redefinie dans des classes filles

Parameters

angle

Angle de la rotation a effectuer

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build()

void DiagramTextItem::build ( )

private

DiagramTextItem::build Build this item with default value.

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color()

QColor DiagramTextItem::color

(

)

const

colorChanged

void DiagramTextItem::colorChanged ( QColor  color )

signal

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diagram()

Diagram * DiagramTextItem::diagram

(

)

const

DiagramTextItem::diagram.

Returns

The diagram of this item or 0 if this text isn't in a diagram

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edit()

void DiagramTextItem::edit

(

)

Edit the text with HtmlEditor.

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finishAlignment()

void DiagramTextItem::finishAlignment ( )

protected

DiagramTextItem::finishAlignment Call this function after changing the bounding rect of this text to set the position of this text according to the alignment property.

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focusInEvent()

void DiagramTextItem::focusInEvent ( QFocusEvent *  event )

overrideprotected

DiagramTextItem::focusInEvent.

Parameters

event

focusOutEvent()

void DiagramTextItem::focusOutEvent ( QFocusEvent *  event )

overrideprotected

DiagramTextItem::focusOutEvent.

Parameters

event

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fontChanged

void DiagramTextItem::fontChanged ( QFont  font )

signal

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frameRect()

QRectF DiagramTextItem::frameRect

(

)

const

DiagramTextItem::frameRect.

Returns

the rect used to draw a frame around this text

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fromXml()

virtual void DiagramTextItem::fromXml ( const QDomElement &  )

pure virtual

Implemented in ConductorTextItem, IndependentTextItem, and DynamicElementTextItem.

hoverEnterEvent()

void DiagramTextItem::hoverEnterEvent ( QGraphicsSceneHoverEvent *  e )

overrideprotected

When mouse over element change m_mouse_hover to true (used in paint() function )

Parameters

e	QGraphicsSceneHoverEvent

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hoverLeaveEvent()

void DiagramTextItem::hoverLeaveEvent ( QGraphicsSceneHoverEvent *  e )

overrideprotected

When mouse over element leave the position change m_mouse_hover to false (used in paint() function )

Parameters

e	QGraphicsSceneHoverEvent

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hoverMoveEvent()

void DiagramTextItem::hoverMoveEvent ( QGraphicsSceneHoverEvent *  e )

overrideprotected

Do nothing default function .

Parameters

e	QGraphicsSceneHoverEvent

isHtml()

bool DiagramTextItem::isHtml

(

)

const

mapMovementFromParent()

QPointF DiagramTextItem::mapMovementFromParent

(

const QPointF &

movement

)

const

Traduit en coordonnees locales un mouvement / vecteur initialement exprime en coordonnees du parent.

Parameters

movement

Vecteur exprime en coordonnees du parent

Returns

le meme vecteur, exprime en coordonnees locales

mapMovementFromScene()

QPointF DiagramTextItem::mapMovementFromScene

(

const QPointF &

movement

)

const

Traduit en coordonnees locales un mouvement / vecteur initialement exprime en coordonnees de la scene.

Parameters

movement

Vecteur exprime en coordonnees de la scene

Returns

le meme vecteur, exprime en coordonnees locales

mapMovementToParent()

QPointF DiagramTextItem::mapMovementToParent

(

const QPointF &

movement

)

const

Traduit en coordonnees de l'item parent un mouvement / vecteur initialement exprime en coordonnees locales.

Parameters

movement

Vecteur exprime en coordonnees locales

Returns

le meme vecteur, exprime en coordonnees du parent

mapMovementToScene()

QPointF DiagramTextItem::mapMovementToScene

(

const QPointF &

movement

)

const

Traduit en coordonnees de la scene un mouvement / vecteur initialement exprime en coordonnees locales.

Parameters

movement

Vecteur exprime en coordonnees locales

Returns

le meme vecteur, exprime en coordonnees de la scene

mouseDoubleClickEvent()

void DiagramTextItem::mouseDoubleClickEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotected

Gere les double-clics sur ce champ de texte.

Parameters

event

un QGraphicsSceneMouseEvent decrivant le double-clic

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mouseMoveEvent()

void DiagramTextItem::mouseMoveEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotected

DiagramTextItem::mouseMoveEvent.

Parameters

event

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mousePressEvent()

void DiagramTextItem::mousePressEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotected

DiagramTextItem::mousePressEvent.

Parameters

event

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mouseReleaseEvent()

void DiagramTextItem::mouseReleaseEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotected

DiagramTextItem::mouseReleaseEvent.

Parameters

event

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paint()

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

overrideprotected

DiagramTextItem::paint Draw this text field. This method draws the text by calling QGraphicsTextItem::paint. If text is hovered, this method draws the bounding rect in grey.

Parameters

painter	: painter to use
option	: style option
widget	: widget that is drawn to

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prepareAlignment()

void DiagramTextItem::prepareAlignment ( )

protected

DiagramTextItem::prepareAlignment Call this function before changing the bounding rect of this text.

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setAlignment()

void DiagramTextItem::setAlignment

(

const Qt::Alignment &

alignment

)

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setColor()

void DiagramTextItem::setColor

(

const QColor &

color

)

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setFont()

void DiagramTextItem::setFont

(

const QFont &

font

)

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setHtml()

void DiagramTextItem::setHtml

(

const QString &

text

)

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setNoEditable()

void DiagramTextItem::setNoEditable ( bool  e = true )

inline

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setPlainText()

void DiagramTextItem::setPlainText

(

const QString &

text

)

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textEdited

void DiagramTextItem::textEdited ( const QString &  old_str, const QString &  new_str  )

signal

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toXml()

QDomElement DiagramTextItem::toXml ( QDomDocument &  ) const

virtual

DiagramTextItem::toXml This method do nothing and return an empty DomElement This is used to be inherited by child class.

Returns

Reimplemented in IndependentTextItem, and DynamicElementTextItem.

type()

int DiagramTextItem::type ( ) const

inlineoverride

Member Data Documentation

m_alignment

Qt::Alignment DiagramTextItem::m_alignment = (Qt::AlignTop | Qt::AlignLeft)

private

m_alignment_rect

QRectF DiagramTextItem::m_alignment_rect

private

m_block_alignment

bool DiagramTextItem::m_block_alignment = false

m_first_move

bool DiagramTextItem::m_first_move = true

protected

m_is_html

bool DiagramTextItem::m_is_html = false

protected

m_mouse_hover

bool DiagramTextItem::m_mouse_hover = false

protected

m_mouse_to_origin_movement

QPointF DiagramTextItem::m_mouse_to_origin_movement

protected

m_no_editable

bool DiagramTextItem::m_no_editable

protected

m_previous_html_text

QString DiagramTextItem::m_previous_html_text

protected

m_previous_text

QString DiagramTextItem::m_previous_text

protected

Property Documentation

alignment

Qt::Alignment DiagramTextItem::alignment

readwrite

color

QColor DiagramTextItem::color

readwrite

font

QFont DiagramTextItem::font

readwrite

plainText

QString DiagramTextItem::plainText

readwrite

---

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

• sources/qetgraphicsitem/diagramtextitem.h
• sources/qetgraphicsitem/diagramtextitem.cpp