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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtQml module 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
** rights. These rights are described in the Digia 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSGCONTEXT_H
#define QSGCONTEXT_H
#include <QtCore/QObject>
#include <QtCore/qabstractanimation.h>
#include <QtGui/QImage>
#include <QtGui/QSurfaceFormat>
#include <private/qtquickglobal_p.h>
#include <private/qrawfont_p.h>
#include <QtQuick/qsgnode.h>
#include <QtQuick/private/qsgdepthstencilbuffer_p.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class QSGContextPrivate;
class QSGRectangleNode;
class QSGImageNode;
class QSGGlyphNode;
class QSGRenderer;
class QSGDistanceFieldGlyphCache;
class QQuickWindow;
class QSGTexture;
class QSGMaterial;
class QSGMaterialShader;
class QSGRenderLoop;
class QOpenGLContext;
class QOpenGLFramebufferObject;
class QQuickTextureFactory;
class Q_QUICK_PRIVATE_EXPORT QSGContext : public QObject
{
Q_OBJECT
Q_DECLARE_PRIVATE(QSGContext)
public:
explicit QSGContext(QObject *parent = 0);
~QSGContext();
virtual void initialize(QOpenGLContext *context);
virtual void invalidate();
QOpenGLContext *glContext() const;
bool isReady() const;
QSGMaterialShader *prepareMaterial(QSGMaterial *material);
virtual void renderNextFrame(QSGRenderer *renderer, GLuint fboId);
virtual QSGDistanceFieldGlyphCache *distanceFieldGlyphCache(const QRawFont &font);
virtual QSGRectangleNode *createRectangleNode();
virtual QSGImageNode *createImageNode();
virtual QSGGlyphNode *createGlyphNode();
virtual QSGGlyphNode *createNativeGlyphNode();
virtual QSGRenderer *createRenderer();
virtual QSGTexture *createTexture(const QImage &image = QImage()) const;
virtual QSize minimumFBOSize() const;
virtual QSharedPointer<QSGDepthStencilBuffer> depthStencilBufferForFbo(QOpenGLFramebufferObject *fbo);
QSGDepthStencilBufferManager *depthStencilBufferManager();
virtual QSurfaceFormat defaultSurfaceFormat() const;
QSGTexture *textureForFactory(QQuickTextureFactory *factory, QQuickWindow *window);
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);
static QQuickTextureFactory *createTextureFactoryFromImage(const QImage &image);
static QSGRenderLoop *createWindowManager();
public slots:
void textureFactoryDestroyed(QObject *o);
signals:
void initialized();
void invalidated();
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QSGCONTEXT_H
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