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diff --git a/src/imports/particles/maskextruder.h b/src/imports/particles/maskextruder.h
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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 MASKEXTRUDER_H
+#define MASKEXTRUDER_H
+#include "particleextruder.h"
+#include <QUrl>
+#include <QImage>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class MaskExtruder : public ParticleExtruder
+{
+    Q_OBJECT
+    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)
+public:
+    explicit MaskExtruder(QObject *parent = 0);
+    virtual QPointF extrude(const QRectF &);
+    virtual bool contains(const QRectF &bounds, const QPointF &point);
+
+    QUrl source() const
+    {
+        return m_source;
+    }
+
+signals:
+
+    void sourceChanged(QUrl arg);
+
+public slots:
+
+    void setSource(QUrl arg)
+    {
+        if (m_source != arg) {
+            m_source = arg;
+            m_lastHeight = -1;//Trigger reset
+            m_lastWidth = -1;
+            emit sourceChanged(arg);
+        }
+    }
+private:
+    QUrl m_source;
+
+    void ensureInitialized(const QRectF &r);
+    int m_lastWidth;
+    int m_lastHeight;
+    QImage m_img;
+    QList<QPointF> m_mask;//TODO: More memory efficient datastructures
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // MASKEXTRUDER_H