KoFontRegistry.cpp File Reference

#include "KoFontRegistry.h"
#include "FlakeDebug.h"
#include "KoCssTextUtils.h"
#include <QApplication>
#include <QDebug>
#include <QDir>
#include <QFile>
#include <QGlobalStatic>
#include <QThread>
#include <QThreadStorage>
#include <QtGlobal>
#include <utility>
#include <optional>
#include <KoResourcePaths.h>
#include <kis_debug.h>
#include "KoFontLibraryResourceUtils.h"
#include "KoFFWWSConverter.h"
#include "KoFontChangeTracker.h"
#include "KoWritingSystemUtils.h"
#include <KisResourceLocator.h>

Go to the source code of this file.

Classes
class	KoFontRegistry
	The KoFontRegistry class A wrapper around a freetype library. More...
struct	KoFontRegistry::ThreadData

Functions
static unsigned int	firstCharUcs4 (const QStringView qsv)
std::optional< KoFFWWSConverter::FontFileEntry >	getFontFileEntry (const FcPattern *p)
QString	modificationsString (KoCSSFontInfo info, quint32 xRes, quint32 yRes)

Function Documentation

firstCharUcs4()

static unsigned int firstCharUcs4 ( const QStringView qsv )

static

Definition at line 34 of file KoFontRegistry.cpp.

{
    if (Q_UNLIKELY(qsv.isEmpty())) {
        return 0;
    }
    const QChar high = qsv.first();
    if (Q_LIKELY(!high.isSurrogate())) {
        return high.unicode();
    }
    if (Q_LIKELY(high.isHighSurrogate() && qsv.length() >= 2)) {
        const QChar low = qsv[1];
        if (Q_LIKELY(low.isLowSurrogate())) {
            return QChar::surrogateToUcs4(high, low);
        }
    }
    return QChar::ReplacementCharacter;
}

getFontFileEntry()

std::optional< KoFFWWSConverter::FontFileEntry > getFontFileEntry

(

const FcPattern *

p

)

Definition at line 52 of file KoFontRegistry.cpp.

                                                                                {
 
    FcChar8 *fileValue{};
    if (FcPatternGetString(p, FC_FILE, 0, &fileValue) != FcResultMatch) {
        debugFlake << "Failed to get font file for" << p;
        return {};
    }
    const QString fontFileName = QString::fromUtf8(reinterpret_cast<char *>(fileValue));
 
    int indexValue{};
    if (FcPatternGetInteger(p, FC_INDEX, 0, &indexValue) != FcResultMatch) {
        debugFlake << "Failed to get font index for" << p << "(file:" << fontFileName << ")";
        return {};
    }
 
    return {{fontFileName, indexValue}};
}

References debugFlake, and p.

modificationsString()

QString modificationsString	(	KoCSSFontInfo	info,
		quint32	xRes,
		quint32	yRes )

Definition at line 306 of file KoFontRegistry.cpp.

                                                                            {
    QString modifications;
    if (info.size > -1) {
        modifications += QString::number(info.size) + ":" + QString::number(xRes) + "x" + QString::number(yRes);
    }
    if (info.fontSizeAdjust != 1.0) {
        modifications += QString::number(info.fontSizeAdjust);
    }
    if (info.weight != 400) {
        modifications += "weight:"+QString::number(info.weight);
    }
    if (info.width != 100) {
        modifications += "width:"+QString::number(info.width);
    }
    if (info.slantMode != 0) {
        modifications += "slantMode:"+QString::number(info.slantMode);
        if (info.slantValue != 0) {
            modifications += "val:"+QString::number(info.slantValue);
        }
    }
    if (!info.axisSettings.isEmpty()) {
        Q_FOREACH (const QString &key, info.axisSettings.keys()) {
            modifications += "|" + key + QString::number(info.axisSettings.value(key));
        }
    }
    return modifications;
}

References KoCSSFontInfo::axisSettings, KoCSSFontInfo::fontSizeAdjust, KoCSSFontInfo::size, KoCSSFontInfo::slantMode, KoCSSFontInfo::slantValue, KoCSSFontInfo::weight, and KoCSSFontInfo::width.