QScriptLine Struct Reference

#include <qtextengine_p.h>

Public Functions
QFixed	base () const
QFixed	height () const
void	operator+= (const QScriptLine &other)
	QScriptLine ()
void	setDefaultHeight (QTextEngine *eng)

Public Variables
QFixed	ascent
QFixed	descent
int	from
uint	gridfitted: 1
uint	hasTrailingSpaces: 1
uint	justified: 1
QFixed	leading
uint	leadingIncluded: 1
signed int	length: 28
QFixed	textAdvance
QFixed	textWidth
unsigned short	trailingSpaces
QFixed	width
QFixed	x
QFixed	y

Detailed Description

Definition at line 375 of file qtextengine_p.h.

Constructors and Destructors

QScriptLine()

QScriptLine::QScriptLine ( )

inline

Definition at line 378 of file qtextengine_p.h.

        : from(0), trailingSpaces(0), length(0),
        justified(0), gridfitted(0),
        hasTrailingSpaces(0), leadingIncluded(0) {}

Functions

base()

QFixed QScriptLine::base ( ) const

inline

Definition at line 399 of file qtextengine_p.h.

Referenced by QTextLine::draw(), QTextLayout::drawCursor(), and QTextLine::glyphs().

                        { return ascent
                          + (leadingIncluded ? qMax(QFixed(),leading) : QFixed()); }

height()

QFixed QScriptLine::height ( ) const

inline

Definition at line 397 of file qtextengine_p.h.

Referenced by addSelectedRegionsToPath(), QTextLayout::boundingRect(), QTextLayout::draw(), QTextLine::draw(), QTextLine::naturalTextRect(), and QTextLine::rect().

                          { return (ascent + descent).ceil() + 1
                            + (leadingIncluded?  qMax(QFixed(),leading) : QFixed()); }

operator+=()

void QScriptLine::operator+= ( const QScriptLine &  other )

inline

Definition at line 407 of file qtextengine_p.h.

{
    leading= qMax(leading + ascent, other.leading + other.ascent) - qMax(ascent, other.ascent);
    descent = qMax(descent, other.descent);
    ascent = qMax(ascent, other.ascent);
    textWidth += other.textWidth;
    length += other.length;
}

setDefaultHeight()

void QScriptLine::setDefaultHeight

(

QTextEngine *

eng

)

Definition at line 2182 of file qtextengine.cpp.

Referenced by QTextLine::layout_helper().

{
    QFont f;
    QFontEngine *e;

    if (eng->block.docHandle() && eng->block.docHandle()->layout()) {
        f = eng->block.charFormat().font();
        // Make sure we get the right dpi on printers
        QPaintDevice *pdev = eng->block.docHandle()->layout()->paintDevice();
        if (pdev)
            f = QFont(f, pdev);
        e = f.d->engineForScript(QUnicodeTables::Common);
    } else {
        e = eng->fnt.d->engineForScript(QUnicodeTables::Common);
    }

    QFixed other_ascent = e->ascent();
    QFixed other_descent = e->descent();
    QFixed other_leading = e->leading();
    leading = qMax(leading + ascent, other_leading + other_ascent) - qMax(ascent, other_ascent);
    ascent = qMax(ascent, other_ascent);
    descent = qMax(descent, other_descent);
}

Properties

ascent

QFixed QScriptLine::ascent

Definition at line 383 of file qtextengine_p.h.

Referenced by QTextLine::layout_helper(), and operator+=().

descent

QFixed QScriptLine::descent

Definition at line 382 of file qtextengine_p.h.

Referenced by QTextLayout::drawCursor(), QTextLine::layout_helper(), and operator+=().

from

int QScriptLine::from

Definition at line 390 of file qtextengine_p.h.

Referenced by QTextLayout::createLine(), QTextLine::cursorToX(), QTextLayout::draw(), QTextLine::draw(), QTextLayout::drawCursor(), QTextEngine::justify(), QTextLine::layout_helper(), QTextEngine::leadingSpaceWidth(), QTextEngine::lineNumberForTextPosition(), QTextLineItemIterator::next(), QTextLine::setLineWidth(), QTextEngine::shapeLine(), and QTextLine::xToCursor().

gridfitted

uint QScriptLine::gridfitted

mutable

Definition at line 394 of file qtextengine_p.h.

Referenced by QTextLayout::createLine(), QTextEngine::justify(), and QTextLine::layout_helper().

hasTrailingSpaces

uint QScriptLine::hasTrailingSpaces

Definition at line 395 of file qtextengine_p.h.

Referenced by QTextLine::layout_helper(), and QTextEngine::leadingSpaceWidth().

justified

uint QScriptLine::justified

mutable

Definition at line 393 of file qtextengine_p.h.

Referenced by QTextEngine::alignLine(), QTextLayout::createLine(), QTextLine::draw(), QTextEngine::justify(), QTextLine::layout_helper(), QTextLine::naturalTextRect(), and QTextLine::xToCursor().

leading

QFixed QScriptLine::leading

Definition at line 384 of file qtextengine_p.h.

Referenced by operator+=().

leadingIncluded

uint QScriptLine::leadingIncluded

Definition at line 396 of file qtextengine_p.h.

length

signed int QScriptLine::length

Definition at line 392 of file qtextengine_p.h.

Referenced by addNextCluster(), QPainterPath::addText(), QTextLayout::createLine(), QTextLine::cursorToX(), QTextLayout::draw(), QTextLine::draw(), QTextLayout::drawCursor(), QPainter::drawText(), QTextLine::glyphs(), QTextEngine::justify(), QTextLine::layout_helper(), QTextEngine::leadingSpaceWidth(), QTextEngine::lineNumberForTextPosition(), operator+=(), QTextLine::setLineWidth(), QTextLine::setNumColumns(), and QTextEngine::shapeLine().

textAdvance

QFixed QScriptLine::textAdvance

Definition at line 389 of file qtextengine_p.h.

Referenced by QTextEngine::alignLine(), and QTextLine::layout_helper().

textWidth

QFixed QScriptLine::textWidth

Definition at line 388 of file qtextengine_p.h.

Referenced by addNextCluster(), QTextLayout::boundingRect(), QTextEngine::justify(), QTextLine::layout_helper(), QTextLine::naturalTextRect(), operator+=(), QTextLine::setLineWidth(), QTextLine::setNumColumns(), and QTextLine::xToCursor().

trailingSpaces

unsigned short QScriptLine::trailingSpaces

Definition at line 391 of file qtextengine_p.h.

Referenced by QTextLine::cursorToX(), QTextLine::layout_helper(), QTextEngine::leadingSpaceWidth(), and QTextEngine::lineNumberForTextPosition().

width

QFixed QScriptLine::width

Definition at line 387 of file qtextengine_p.h.

Referenced by QTextEngine::alignLine(), QTextLayout::boundingRect(), QTextLine::cursorToX(), QPainter::drawText(), QTextEngine::justify(), QTextLine::layout_helper(), QTextLine::naturalTextRect(), QTextLine::rect(), QTextLine::setLineWidth(), QTextLine::setNumColumns(), and QTextLine::xToCursor().

x

QFixed QScriptLine::x

Definition at line 385 of file qtextengine_p.h.

Referenced by QTextLayout::boundingRect(), QTextLine::cursorToX(), QTextLine::draw(), QTextLine::layout_helper(), QTextLine::naturalTextRect(), QTextLineItemIterator::QTextLineItemIterator(), QTextLine::rect(), and QTextLine::xToCursor().

y

QFixed QScriptLine::y

Definition at line 386 of file qtextengine_p.h.

Referenced by addSelectedRegionsToPath(), QTextLayout::boundingRect(), QTextLayout::draw(), QTextLine::draw(), QTextLayout::drawCursor(), QTextLine::glyphs(), QTextLine::naturalTextRect(), and QTextLine::rect().

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

• /src/gui/text/qtextengine_p.h
• /src/gui/text/qtextengine.cpp