#include <qtextorientationwidget.h>

Inherits QWidget.

Collaboration diagram for QTextOrientationWidget:

Public Slots
void	setOrientation (const double &)

Signals
void	orientationChanged (double)

Public Member Functions
	QTextOrientationWidget (QWidget *=nullptr)

	~QTextOrientationWidget () override

double	orientation () const

void	setFont (const QFont &)

QFont	font () const

void	setDisplayText (bool)

bool	textDisplayed () const

void	setUsableTexts (const QStringList &)

QStringList	usableTexts () const

bool	isReadOnly () const

void	setReadOnly (bool)

Protected Member Functions
QSize	sizeHint () const override

int	heightForWidth (int) const override

void	paintEvent (QPaintEvent *) override

void	mouseMoveEvent (QMouseEvent *) override

void	mouseReleaseEvent (QMouseEvent *) override

Private Member Functions
	QTextOrientationWidget (const QTextOrientationWidget &)

QTextOrientationWidget &	operator= (const QTextOrientationWidget &)

QString	getMostUsableStringForRadius (const qreal &)

void	generateTextSizeHash ()

bool	positionIsASquare (const QPointF &, double *=nullptr)

Private Attributes
double	squares_interval_
	Interval between commonly used angles (represented by squares), in degrees.

double	current_orientation_
	current angle

bool	display_text_
	Whether to display an example text.

QFont	text_font_
	Font used to render the example text.

QHash< QString, qreal >	text_size_hash_
	Associate available example texts with their length (in pixels)

double	highlight_angle_
	Specific angle to be highlighted.

bool	must_highlight_angle_
	Whether to highlight a specific angle.

bool	read_only_
	Whether this widget is read only.

Detailed Description

This class provides a visual representation of a text orientation.

Constructor & Destructor Documentation

◆ QTextOrientationWidget() [1/2]

QTextOrientationWidget::QTextOrientationWidget ( QWidget * parent = nullptr )

Constructeur Par defaut, ce widget met en valeur les angles multiples de 45 degres et presente un texte oriente a 0 degre, avec la police par defaut de l'application. Le texte affiche est

Parameters

parent Widget parent

◆ ~QTextOrientationWidget()

QTextOrientationWidget::~QTextOrientationWidget ( )

override

Destructeur

◆ QTextOrientationWidget() [2/2]

QTextOrientationWidget::QTextOrientationWidget ( const QTextOrientationWidget & )

private

Member Function Documentation

◆ font()

QFont QTextOrientationWidget::font ( ) const

Returns: la police utilisee pour le texte affiche

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◆ generateTextSizeHash()

void QTextOrientationWidget::generateTextSizeHash ( )

private

S'assure que le hash associant les textes utilisables a leur taille soit correctement rempli.

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◆ getMostUsableStringForRadius()

QString QTextOrientationWidget::getMostUsableStringForRadius ( const qreal & radius )

private

Parameters

radius Rayon du cercle qui limitera le rendu du texte

Returns: la chaine la plus appropriee en fonction de la taille du widget.

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◆ heightForWidth()

int QTextOrientationWidget::heightForWidth ( int w ) const

overrideprotected

Parameters

w	une largeur donnee

Returns: la hauteur preferee pour une largeur donnee Pour ce widget : retourne la largeur fournie afin de maintenir le widget carre

◆ isReadOnly()

bool QTextOrientationWidget::isReadOnly ( ) const

Returns: true si le widget est en mode "lecture seule", false sinon

◆ mouseMoveEvent()

void QTextOrientationWidget::mouseMoveEvent ( QMouseEvent * event )

overrideprotected

Gere les mouvements de la souris sur ce widget

Parameters

event Evenement decrivant le mouvement de la souris

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◆ mouseReleaseEvent()

void QTextOrientationWidget::mouseReleaseEvent ( QMouseEvent * event )

overrideprotected

Gere les relachements de la souris sur ce widget

Parameters

event Evenement decrivant le relachement de la souris

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◆ operator=()

QTextOrientationWidget & QTextOrientationWidget::operator= ( const QTextOrientationWidget & )

private

◆ orientation()

double QTextOrientationWidget::orientation ( ) const

Returns: l'orientation / l'angle actuellement selectionne(e) 0 degre correspond a un texte horizontal, de gauche a droite 90 degres correspondent a un texte vertical de haut en bas

◆ orientationChanged

void QTextOrientationWidget::orientationChanged ( double )

signal

Signal emitted when users specify an orientation by clicking the widget.

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◆ paintEvent()

void QTextOrientationWidget::paintEvent ( QPaintEvent * event )

overrideprotected

Effectue le rendu du widget

Parameters

event Evenement decrivant la demande de rendu du widget

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◆ positionIsASquare()

bool QTextOrientationWidget::positionIsASquare	(	const QPointF &	pos,
		double *	angle_value_ptr = `nullptr`
	)

private

Determine si une position donnee correspond a un des carres representant un angle pertinent.

Parameters

pos	Position donnee
angle_value_ptr	Si different de 0, le double pointe par ce parametre vaudra l'angle pertinent concerne

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◆ setDisplayText()

void QTextOrientationWidget::setDisplayText ( bool display_text )

Parameters

display_text true pour afficher un texte, false sinon

◆ setFont()

void QTextOrientationWidget::setFont ( const QFont & font )

Definit la police de caracteres a utiliser pour le texte affiche

Parameters

font	Une police de caracteres

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◆ setOrientation

void QTextOrientationWidget::setOrientation ( const double & angle )

slot

Parameters

angle la nouvelle orientation / le nouvel angle selectionne(e) 0 degre correspond a un texte horizontal, de gauche a droite 90 degres correspondent a un texte vertical de haut en bas

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◆ setReadOnly()

void QTextOrientationWidget::setReadOnly ( bool ro )

Parameters

ro	true pour passer le widget en mode "lecture seule", false sinon

◆ setUsableTexts()

void QTextOrientationWidget::setUsableTexts ( const QStringList & texts_list )

Parameters

texts_list Une liste de chaines de caracteres utilisables par le widget afin d'afficher un texte en guise d'exemple. Le widget choisit la chaine la plus appropriee en fonction de sa taille. Note : la liste fournie ne doit pas etre vide. Utilisez setDisplayText si vous ne voulez plus afficher de texte.

◆ sizeHint()

QSize QTextOrientationWidget::sizeHint ( ) const

overrideprotected

Returns: la taille recommandee pour ce widget

◆ textDisplayed()

bool QTextOrientationWidget::textDisplayed ( ) const

Returns: la police utilisee pour le texte affiche

◆ usableTexts()

QStringList QTextOrientationWidget::usableTexts ( ) const

Returns: la liste des chaines dont le widget dispose pour afficher un texte

Member Data Documentation

◆ current_orientation_

double QTextOrientationWidget::current_orientation_

private

current angle

◆ display_text_

bool QTextOrientationWidget::display_text_

private

Whether to display an example text.

◆ highlight_angle_

double QTextOrientationWidget::highlight_angle_

private

Specific angle to be highlighted.

◆ must_highlight_angle_

bool QTextOrientationWidget::must_highlight_angle_

private

Whether to highlight a specific angle.

◆ read_only_

bool QTextOrientationWidget::read_only_

private

Whether this widget is read only.

◆ squares_interval_

double QTextOrientationWidget::squares_interval_

private

Interval between commonly used angles (represented by squares), in degrees.

◆ text_font_

QFont QTextOrientationWidget::text_font_

private

Font used to render the example text.

◆ text_size_hash_

QHash<QString, qreal> QTextOrientationWidget::text_size_hash_

private

Associate available example texts with their length (in pixels)

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

sources/qtextorientationwidget.h
sources/qtextorientationwidget.cpp

Public Slots

Signals

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ QTextOrientationWidget() [1/2]

◆ ~QTextOrientationWidget()

◆ QTextOrientationWidget() [2/2]

Member Function Documentation

◆ font()

◆ generateTextSizeHash()

◆ getMostUsableStringForRadius()

◆ heightForWidth()

◆ isReadOnly()

◆ mouseMoveEvent()

◆ mouseReleaseEvent()

◆ operator=()

◆ orientation()

◆ orientationChanged

◆ paintEvent()

◆ positionIsASquare()

◆ setDisplayText()

◆ setFont()

◆ setOrientation

◆ setReadOnly()

◆ setUsableTexts()

◆ sizeHint()

◆ textDisplayed()

◆ usableTexts()

Member Data Documentation

◆ current_orientation_

◆ display_text_

◆ highlight_angle_

◆ must_highlight_angle_

◆ read_only_

◆ squares_interval_

◆ text_font_

◆ text_size_hash_