qtextengine.cpp File Reference

(30cc8a28de3ccc7d02c11c74144971ae289cf076)

#include <QtGui/private/qtguiglobal_p.h>
#include "qdebug.h"
#include "qtextformat.h"
#include "qtextformat_p.h"
#include "qtextengine_p.h"
#include "qabstracttextdocumentlayout.h"
#include "qabstracttextdocumentlayout_p.h"
#include "qtextlayout.h"
#include "qtextboundaryfinder.h"
#include <QtCore/private/qunicodetables_p.h>
#include "qvarlengtharray.h"
#include "qfont.h"
#include "qfont_p.h"
#include "qfontengine_p.h"
#include "qstring.h"
#include "qtextdocument_p.h"
#include "qrawfont.h"
#include "qrawfont_p.h"
#include <qguiapplication.h>
#include <qinputmethod.h>
#include <algorithm>
#include <stdlib.h>

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Classes
struct	QJustificationPoint

Macros
#define	BIDI_DEBUG   if (1) ; else qDebug

Enumerations
enum	JustificationClass {   Justification_Prohibited = 0 , Justification_Arabic_Space = 1 , Justification_Character = 2 , Justification_Space = 4 ,   Justification_Arabic_Normal = 7 , Justification_Arabic_Waw = 8 , Justification_Arabic_BaRa = 9 , Justification_Arabic_Alef = 10 ,   Justification_Arabic_HahDal = 11 , Justification_Arabic_Seen = 12 , Justification_Arabic_Kashida = 13 }

Functions
static void	applyVisibilityRules (ushort ucs, QGlyphLayout *glyphs, uint glyphPosition, QFontEngine *fontEngine)
static void	releaseCachedFontEngine (QFontEngine *fontEngine)
	Q_DECLARE_TYPEINFO (QJustificationPoint, Q_PRIMITIVE_TYPE)
static void	set (QJustificationPoint *point, int type, const QGlyphLayout &glyph, QFontEngine *fe)
static bool	nextCharJoins (const QString &string, int pos)
static bool	prevCharJoins (const QString &string, int pos)
static constexpr bool	isRetainableControlCode (char16_t c) noexcept
static QString	stringMidRetainingBidiCC (const QString &string, const QString &ellidePrefix, const QString &ellideSuffix, int subStringFrom, int subStringTo, int midStart, int midLength)
QTransform	qt_true_matrix (qreal w, qreal h, const QTransform &x)

Variables
static QT_BEGIN_NAMESPACE const float	smallCapsFraction = 0.7f

Macro Definition Documentation

BIDI_DEBUG

#define BIDI_DEBUG   if (1) ; else qDebug

Definition at line 182 of file qtextengine.cpp.

Referenced by QTextEngine::bidiReorder().

Enumeration Type Documentation

JustificationClass

enum JustificationClass

Enumerator
Justification_Prohibited
Justification_Arabic_Space
Justification_Character
Justification_Space
Justification_Arabic_Normal
Justification_Arabic_Waw
Justification_Arabic_BaRa
Justification_Arabic_Alef
Justification_Arabic_HahDal
Justification_Arabic_Seen
Justification_Arabic_Kashida

Definition at line 1190 of file qtextengine.cpp.

Function Documentation

applyVisibilityRules()

static void applyVisibilityRules ( ushort ucs, QGlyphLayout * glyphs, uint glyphPosition, QFontEngine * fontEngine )

static

Definition at line 1317 of file qtextengine.cpp.

References QGlyphLayout::attributes, QGlyphAttributes::dontPrint, QFontEngine::glyphIndex(), QGlyphLayout::glyphs, QGlyphLayout::mid(), Q_LIKELY, QFontEngine::recalcAdvances(), and QFontEngine::symbol.

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isRetainableControlCode()

static constexpr bool isRetainableControlCode ( char16_t c )

staticconstexprnoexcept

Definition at line 2971 of file qtextengine.cpp.

Referenced by stringMidRetainingBidiCC().

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nextCharJoins()

static bool nextCharJoins ( const QString & string, int pos )

inlinestatic

Definition at line 2951 of file qtextengine.cpp.

References at, category(), and pos.

Referenced by QTextEngine::elidedText().

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prevCharJoins()

static bool prevCharJoins ( const QString & string, int pos )

inlinestatic

Definition at line 2961 of file qtextengine.cpp.

References at, category(), and pos.

Referenced by QTextEngine::elidedText().

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Q_DECLARE_TYPEINFO()

Q_DECLARE_TYPEINFO	(	QJustificationPoint	,
		Q_PRIMITIVE_TYPE	)

qt_true_matrix()

QTransform qt_true_matrix	(	qreal	w,
		qreal	h,
		const QTransform &	x )

Definition at line 3821 of file qtextengine.cpp.

References QTransform::fromTranslate(), and rect.

Referenced by glyph_metrics_t::transformed().

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releaseCachedFontEngine()

static void releaseCachedFontEngine ( QFontEngine * fontEngine )

inlinestatic

Definition at line 1874 of file qtextengine.cpp.

References QBasicAtomicInteger< T >::deref(), and QFontEngine::ref.

Referenced by QTextEngine::fontEngine(), and QTextEngine::resetFontEngineCache().

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set()

static void set ( QJustificationPoint * point, int type, const QGlyphLayout & glyph, QFontEngine * fe )

static

Definition at line 2405 of file qtextengine.cpp.

References ch, QJustificationPoint::glyph, Justification_Arabic_Normal, Justification_Prohibited, QJustificationPoint::kashidaWidth, QGlyphLayout::numGlyphs, and QJustificationPoint::type.

stringMidRetainingBidiCC()

static QString stringMidRetainingBidiCC ( const QString & string, const QString & ellidePrefix, const QString & ellideSuffix, int subStringFrom, int subStringTo, int midStart, int midLength )

static

Definition at line 2978 of file qtextengine.cpp.

References QString::at(), i, isRetainableControlCode(), and QStringView::mid().

Referenced by QTextEngine::elidedText().

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Variable Documentation

smallCapsFraction

QT_BEGIN_NAMESPACE const float smallCapsFraction = 0.7f

static

Definition at line 29 of file qtextengine.cpp.

Referenced by QTextEngine::fontEngine().