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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 PICTUREAFFECTOR_H
#define PICTUREAFFECTOR_H
#include "particleaffector.h"
#include <QDebug>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class QDeclarativePixmap;
class PictureAffector : public ParticleAffector
{
Q_OBJECT
//Usually want to use "particles" to target just colored stuff, and save performance
//Use onceOff (inherited) to determine if this is an emitter modification or a more constant enforcer
Q_PROPERTY(QUrl image READ image WRITE setImage NOTIFY imageChanged)
//TODO: Bool smooth, where it interpolates
public:
explicit PictureAffector(QSGItem *parent = 0);
QUrl image() const
{
return m_image;
}
protected:
virtual void reset(int systemIdx);
virtual bool affectParticle(ParticleData *d, qreal dt);
signals:
void imageChanged(QUrl arg);
public slots:
void setImage(QUrl arg)
{
if (m_image != arg) {
m_image = arg;
startLoadImage();
emit imageChanged(arg);
}
}
private slots:
void loadImage();
private:
void startLoadImage();
QUrl m_image;
QDeclarativePixmap* m_pix;
QImage m_loadedImage;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // PICTUREAFFECTOR_H
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