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39
40#ifndef QFONTCONFIGDATABASE_H
41#define QFONTCONFIGDATABASE_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <qpa/qplatformfontdatabase.h>
55#include <QtFontDatabaseSupport/private/qfreetypefontdatabase_p.h>
56
57QT_BEGIN_NAMESPACE
58
59class QFontEngineFT;
60
61class QFontconfigDatabase : public QFreeTypeFontDatabase
62{
63public:
64 ~QFontconfigDatabase() override;
65 void populateFontDatabase() override;
66 void invalidate() override;
67 QFontEngineMulti *fontEngineMulti(QFontEngine *fontEngine, QChar::Script script) override;
68 QFontEngine *fontEngine(const QFontDef &fontDef, void *handle) override;
69 QFontEngine *fontEngine(const QByteArray &fontData, qreal pixelSize, QFont::HintingPreference hintingPreference) override;
70 QStringList fallbacksForFamily(const QString &family, QFont::Style style, QFont::StyleHint styleHint, QChar::Script script) const override;
71 QStringList addApplicationFont(const QByteArray &fontData, const QString &fileName) override;
72 QString resolveFontFamilyAlias(const QString &family) const override;
73 QFont defaultFont() const override;
74
75private:
76 void setupFontEngine(QFontEngineFT *engine, const QFontDef &fontDef) const;
77};
78
79QT_END_NAMESPACE
80
81#endif // QFONTCONFIGDATABASE_H
82

source code of qtbase/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase_p.h