QgsPrecalculatedTextMetrics Class Reference

Contains precalculated properties regarding text metrics for text to be renderered at a later stage. More...

#include <qgstextmetrics.h>

Public Member Functions
	QgsPrecalculatedTextMetrics (const QStringList &graphemes, double characterHeight, const QVector< double > &characterWidths)
	Constructor for QgsPrecalculatedTextMetrics. More...
double	characterHeight () const
	Character height (actually font metrics height, not individual character height). More...
double	characterWidth (int position) const
	Returns the width of the character at the specified position. More...
int	count () const
	Returns the total number of characters. More...
QString	grapheme (int index) const
	Returns the grapheme at the specified index. More...
QgsTextCharacterFormat	graphemeFormat (int index) const
	Returns the character format for the grapheme at the specified index. More...
int	graphemeFormatCount () const
	Returns the number of grapheme formats available. More...
QStringList	graphemes () const
	Returns the list of graphemes contained in the text. More...
void	setGraphemeFormats (const QVector< QgsTextCharacterFormat > &formats)
	Sets the character formats associated with the text graphemes(). More...

Detailed Description

Contains precalculated properties regarding text metrics for text to be renderered at a later stage.

Note

Not available in Python bindings

Since

QGIS 3.20

Definition at line 34 of file qgstextmetrics.h.

Constructor & Destructor Documentation

QgsPrecalculatedTextMetrics()

QgsPrecalculatedTextMetrics::QgsPrecalculatedTextMetrics ( const QStringList &  graphemes, double  characterHeight, const QVector< double > &  characterWidths  )

inline

Constructor for QgsPrecalculatedTextMetrics.

Parameters

graphemes	list of graphemes contained in the text
characterHeight	height of characters
characterWidths	vector of character widths

Definition at line 44 of file qgstextmetrics.h.

Member Function Documentation

characterHeight()

double QgsPrecalculatedTextMetrics::characterHeight ( ) const

inline

Character height (actually font metrics height, not individual character height).

Definition at line 54 of file qgstextmetrics.h.

characterWidth()

double QgsPrecalculatedTextMetrics::characterWidth ( int  position ) const

inline

Returns the width of the character at the specified position.

Definition at line 64 of file qgstextmetrics.h.

count()

int QgsPrecalculatedTextMetrics::count ( ) const

inline

Returns the total number of characters.

Definition at line 59 of file qgstextmetrics.h.

grapheme()

QString QgsPrecalculatedTextMetrics::grapheme ( int  index ) const

inline

Returns the grapheme at the specified index.

Definition at line 74 of file qgstextmetrics.h.

graphemeFormat()

QgsTextCharacterFormat QgsPrecalculatedTextMetrics::graphemeFormat ( int  index ) const

inline

Returns the character format for the grapheme at the specified index.

Definition at line 89 of file qgstextmetrics.h.

graphemeFormatCount()

int QgsPrecalculatedTextMetrics::graphemeFormatCount ( ) const

inline

Returns the number of grapheme formats available.

Definition at line 84 of file qgstextmetrics.h.

graphemes()

QStringList QgsPrecalculatedTextMetrics::graphemes ( ) const

inline

Returns the list of graphemes contained in the text.

Definition at line 69 of file qgstextmetrics.h.

setGraphemeFormats()

void QgsPrecalculatedTextMetrics::setGraphemeFormats ( const QVector< QgsTextCharacterFormat > &  formats )

inline

Sets the character formats associated with the text graphemes().

Definition at line 79 of file qgstextmetrics.h.

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

• /build/qgis-3.26.3+32focal/src/core/textrenderer/qgstextmetrics.h