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QwtTextLabel(3) Qwt User's Guide QwtTextLabel(3)


QwtTextLabel - A Widget which displays a QwtText.


#include <qwt_text_label.h>

Inherits QFrame.

Inherited by QwtLegendLabel.

Public Slots

void setText (const QString &, QwtText::TextFormat textFormat=QwtText::AutoText)
virtual void setText (const QwtText &)
void clear ()
Clear the text and all QwtText attributes.

Public Member Functions

QwtTextLabel (QWidget *parent=NULL)
QwtTextLabel (const QwtText &, QWidget *parent=NULL)
virtual ~QwtTextLabel ()
Destructor. void setPlainText (const QString &)
QString plainText () const
const QwtText & text () const
Return the text. int indent () const
Return label's text indent in pixels. void setIndent (int)
int margin () const
Return label's text margin in pixels. void setMargin (int)
virtual QSize sizeHint () const override
Return a size hint. virtual QSize minimumSizeHint () const override
Return a minimum size hint. virtual int heightForWidth (int) const override
QRect textRect () const
virtual void drawText (QPainter *, const QRectF &)
Redraw the text.

Protected Member Functions

virtual void paintEvent (QPaintEvent *) override
virtual void drawContents (QPainter *)
Redraw the text and focus indicator.

Detailed Description

A Widget which displays a QwtText.

Definition at line 26 of file qwt_text_label.h.

Constructor & Destructor Documentation

QwtTextLabel::QwtTextLabel (QWidget * parent = NULL) [explicit]

Constructs an empty label.


parent Parent widget

Definition at line 39 of file qwt_text_label.cpp.

QwtTextLabel::QwtTextLabel (const QwtText & text, QWidget * parent = NULL) [explicit]

Constructs a label that displays the text, text


parent Parent widget
text Text

Definition at line 50 of file qwt_text_label.cpp.

Member Function Documentation

int QwtTextLabel::heightForWidth (int width) const [override], [virtual]


width Width


Preferred height for this widget, given the width.

Definition at line 209 of file qwt_text_label.cpp.

void QwtTextLabel::paintEvent (QPaintEvent * event) [override], [protected], [virtual]

Qt paint event


event Paint event

Reimplemented in QwtLegendLabel.

Definition at line 236 of file qwt_text_label.cpp.

QString QwtTextLabel::plainText () const

Interface for the designer plugin


Text as plain text

See also

setPlainText(), text()

Definition at line 84 of file qwt_text_label.cpp.

void QwtTextLabel::setIndent (int indent)

Set label's text indent in pixels


indent Indentation in pixels

Definition at line 142 of file qwt_text_label.cpp.

void QwtTextLabel::setMargin (int margin)

Set label's margin in pixels


margin Margin in pixels

Definition at line 163 of file qwt_text_label.cpp.

void QwtTextLabel::setPlainText (const QString & text)

Interface for the designer plugin - does the same as setText()

See also


Definition at line 73 of file qwt_text_label.cpp.

void QwtTextLabel::setText (const QString & text, QwtText::TextFormat textFormat = QwtText::AutoText) [slot]

Change the label's text, keeping all other QwtText attributes


text New text
textFormat Format of text

See also


Definition at line 96 of file qwt_text_label.cpp.

void QwtTextLabel::setText (const QwtText & text) [virtual], [slot]

Change the label's text


text New text

Reimplemented in QwtLegendLabel.

Definition at line 109 of file qwt_text_label.cpp.

QRect QwtTextLabel::textRect () const

Calculate geometry for the text in widget coordinates


Geometry for the text

Definition at line 288 of file qwt_text_label.cpp.


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Sun Jul 18 2021 Version 6.2.0