/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef ANDROIDSURFACETEXTURE_H
#define ANDROIDSURFACETEXTURE_H

#include <qobject.h>
#include <QtCore/private/qjni_p.h>

#include <QMatrix4x4>

QT_BEGIN_NAMESPACE

class AndroidSurfaceTexture : public QObject
{
    Q_OBJECT
public:
    explicit AndroidSurfaceTexture(quint32 texName);
    ~AndroidSurfaceTexture();

    jobject surfaceTexture();
    jobject surface();
    jobject surfaceHolder();
    inline bool isValid() const { return m_surfaceTexture.isValid(); }

    QMatrix4x4 getTransformMatrix();
    void release(); // API level 14
    void updateTexImage();

    void attachToGLContext(quint32 texName); // API level 16
    void detachFromGLContext(); // API level 16

    static bool initJNI(JNIEnv *env);

Q_SIGNALS:
    void frameAvailable();

private:
    void setOnFrameAvailableListener(const QJNIObjectPrivate &listener);

    QJNIObjectPrivate m_surfaceTexture;
    QJNIObjectPrivate m_surface;
    QJNIObjectPrivate m_surfaceHolder;
};

QT_END_NAMESPACE

#endif // ANDROIDSURFACETEXTURE_H