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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Declarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SPRITEIMAGE_H
#define SPRITEIMAGE_H
#include <QSGItem>
#include <QTime>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class QSGContext;
class QSGSprite;
class QSGSpriteEngine;
class QSGGeometryNode;
class QSGSpriteMaterial;
class QSGSpriteImage : public QSGItem
{
Q_OBJECT
Q_PROPERTY(bool running READ running WRITE setRunning NOTIFY runningChanged)
//###try to share similar spriteEngines for less overhead?
Q_PROPERTY(QDeclarativeListProperty<QSGSprite> sprites READ sprites)
Q_CLASSINFO("DefaultProperty", "sprites")
public:
explicit QSGSpriteImage(QSGItem *parent = 0);
QDeclarativeListProperty<QSGSprite> sprites();
bool running() const
{
return m_running;
}
signals:
void runningChanged(bool arg);
public slots:
void setRunning(bool arg)
{
if (m_running != arg) {
m_running = arg;
emit runningChanged(arg);
}
}
private slots:
void createEngine();
protected:
void reset();
QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
private:
void prepareNextFrame();
QSGGeometryNode* buildNode();
QSGGeometryNode *m_node;
QSGSpriteMaterial *m_material;
QList<QSGSprite*> m_sprites;
QSGSpriteEngine* m_spriteEngine;
QTime m_timestamp;
int m_maxFrames;
bool m_pleaseReset;
bool m_running;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // SPRITEIMAGE_H
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