diff options
Diffstat (limited to 'src/platformsupport/fontdatabases/windows/qwindowsdirectwritefontdatabase_p.h')
-rw-r--r-- | src/platformsupport/fontdatabases/windows/qwindowsdirectwritefontdatabase_p.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/platformsupport/fontdatabases/windows/qwindowsdirectwritefontdatabase_p.h b/src/platformsupport/fontdatabases/windows/qwindowsdirectwritefontdatabase_p.h new file mode 100644 index 0000000000..f46c57e6a5 --- /dev/null +++ b/src/platformsupport/fontdatabases/windows/qwindowsdirectwritefontdatabase_p.h @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2020 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QWINDOWSDIRECTWRITEFONTDATABASE_P_H +#define QWINDOWSDIRECTWRITEFONTDATABASE_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qwindowsfontdatabasebase_p.h" + +#include <qpa/qplatformfontdatabase.h> +#include <QtCore/qloggingcategory.h> + +struct IDWriteFactory; +struct IDWriteFont; +struct IDWriteFontFamily; +struct IDWriteLocalizedStrings; + +QT_BEGIN_NAMESPACE + +#ifdef QT_USE_DIRECTWRITE3 + +class QWindowsDirectWriteFontDatabase : public QWindowsFontDatabaseBase +{ + Q_DISABLE_COPY_MOVE(QWindowsDirectWriteFontDatabase) +public: + QWindowsDirectWriteFontDatabase(); + ~QWindowsDirectWriteFontDatabase() override; + + void populateFontDatabase() override; + void populateFamily(const QString &familyName) 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; + QStringList addApplicationFont(const QByteArray &fontData, const QString &fileName, QFontDatabasePrivate::ApplicationFont *font = nullptr) override; + void releaseHandle(void *handle) override; + QFont defaultFont() const override; + + bool fontsAlwaysScalable() const override; + bool isPrivateFontFamily(const QString &family) const override; + +private: + static QString localeString(IDWriteLocalizedStrings *names, wchar_t localeName[]); + + QHash<QString, IDWriteFontFamily *> m_populatedFonts; +}; + +#endif // QT_USE_DIRECTWRITE3 + +QT_END_NAMESPACE + +#endif // QWINDOWSDIRECTWRITEFONTDATABASE_P_H |