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114 lines
3.7 KiB
C++
114 lines
3.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016-2019 Ivailo Monev
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**
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** This file is part of the QtGui module of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qgraphicssystemfactory_p.h"
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#include "qgraphicssystemplugin_p.h"
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#include "qfactoryloader_p.h"
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#include "qmutex.h"
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#include "qapplication.h"
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#include "qgraphicssystem_raster_p.h"
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#include "qdebug.h"
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QT_BEGIN_NAMESPACE
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#ifndef QT_NO_LIBRARY
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Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, graphicsloader,
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(QGraphicsSystemFactoryInterface_iid, QLatin1String("/graphicssystems"), Qt::CaseInsensitive))
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#endif
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QGraphicsSystem *QGraphicsSystemFactory::create(const QString& key)
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{
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QGraphicsSystem *ret = Q_NULLPTR;
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QString system = key.toLower();
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#if defined (QT_GRAPHICSSYSTEM_RASTER) || defined(Q_WS_X11)
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if (system.isEmpty()) {
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system = QLatin1String("raster");
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}
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#endif
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if (system == QLatin1String("raster")) {
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return new QRasterGraphicsSystem;
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} else if (system == QLatin1String("native")) {
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qWarning() << "Attempt to load native graphicssystem";
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return new QRasterGraphicsSystem;
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} else if (system.isEmpty()) {
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return 0;
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}
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#ifndef QT_NO_LIBRARY
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if (!ret) {
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if (QGraphicsSystemFactoryInterface *factory = qobject_cast<QGraphicsSystemFactoryInterface*>(graphicsloader()->instance(system)))
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ret = factory->create(system);
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}
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#endif
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if (!ret)
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qWarning() << "Unable to load graphicssystem" << system;
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return ret;
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}
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/*!
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Returns the list of valid keys, i.e. the keys this factory can
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create styles for.
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\sa create()
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*/
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QStringList QGraphicsSystemFactory::keys()
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{
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#ifndef QT_NO_LIBRARY
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QStringList list = graphicsloader()->keys();
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#else
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QStringList list;
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#endif
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if (!list.contains(QLatin1String("Raster")))
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list << QLatin1String("raster");
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return list;
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}
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QT_END_NAMESPACE
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