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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSGCONTEXT_H
#define QSGCONTEXT_H
#include <QtCore/QObject>
#include <QtCore/qabstractanimation.h>
#include <QtGui/QImage>
#include <QtGui/QSurfaceFormat>
#include <private/qrawfont_p.h>
#include <QtQuick/qsgnode.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class QSGContextPrivate;
class QSGRectangleNode;
class QSGImageNode;
class QSGGlyphNode;
class QSGRenderer;
class QSGDistanceFieldGlyphCache;
class QSGTexture;
class QSGMaterial;
class QSGMaterialShader;
class QSGEngine;
class QOpenGLContext;
class QOpenGLFramebufferObject;
class QDeclarativeTextureFactory;
class Q_QUICK_EXPORT QSGContext : public QObject
{
Q_OBJECT
Q_DECLARE_PRIVATE(QSGContext)
public:
explicit QSGContext(QObject *parent = 0);
~QSGContext();
virtual void initialize(QOpenGLContext *context);
QSGRenderer *renderer() const;
void setRootNode(QSGRootNode *node);
QSGRootNode *rootNode() const;
QOpenGLContext *glContext() const;
bool isReady() const;
QSGMaterialShader *prepareMaterial(QSGMaterial *material);
virtual void renderNextFrame(QOpenGLFramebufferObject *fbo = 0);
virtual QSGDistanceFieldGlyphCache *createDistanceFieldGlyphCache(const QRawFont &font);
virtual QSGRectangleNode *createRectangleNode();
virtual QSGImageNode *createImageNode();
virtual QSGGlyphNode *createGlyphNode();
virtual QSGRenderer *createRenderer();
virtual bool canDecodeImageToTexture() const;
virtual QSGTexture *decodeImageToTexture(QIODevice *dev,
QSize *size,
const QSize &requestSize);
virtual QSGTexture *createTexture(const QImage &image = QImage()) const;
virtual QSize minimumFBOSize() const;
virtual QSurfaceFormat defaultSurfaceFormat() const;
QSGTexture *textureForFactory(QDeclarativeTextureFactory *factory);
static QSGContext *createDefaultContext();
void setFlashModeEnabled(bool enabled);
bool isFlashModeEnabled() const;
void setRenderAlpha(qreal renderAlpha);
qreal renderAlpha() const;
void setDistanceFieldEnabled(bool enabled);
bool isDistanceFieldEnabled() const;
virtual QAnimationDriver *createAnimationDriver(QObject *parent);
signals:
void ready();
public slots:
void textureFactoryDestroyed(QObject *o);
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QSGCONTEXT_H
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