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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QWASMFONTDATABASE_H
#define QWASMFONTDATABASE_H
#include <QtGui/private/qfreetypefontdatabase_p.h>
#include <emscripten/val.h>
QT_BEGIN_NAMESPACE
class QWasmFontDatabase : public QFreeTypeFontDatabase
{
public:
QWasmFontDatabase();
static QWasmFontDatabase *get();
void populateFontDatabase() override;
QFontEngine *fontEngine(const QFontDef &fontDef, void *handle) override;
QStringList fallbacksForFamily(const QString &family, QFont::Style style,
QFont::StyleHint styleHint,
QChar::Script script) const override;
void releaseHandle(void *handle) override;
QFont defaultFont() const override;
void populateLocalfonts();
void populateLocalFontFamilies(emscripten::val families);
void populateLocalFontFamilies(const QStringList &famliies, bool allFamilies);
static void beginFontDatabaseStartupTask();
static void endFontDatabaseStartupTask();
static void refFontFileLoading();
static void derefFontFileLoading();
static void endAllFontFileLoading();
private:
bool m_localFontsApiSupported = false;
bool m_queryLocalFontsPermission = false;
enum FontFamilyLoadSet {
NoFontFamilies,
DefaultFontFamilies,
AllFontFamilies,
};
FontFamilyLoadSet m_localFontFamilyLoadSet;
QStringList m_extraLocalFontFamilies;
};
QT_END_NAMESPACE
#endif
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