/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Wayland module
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
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** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
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**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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****************************************************************************/

#ifndef COMPOSITOR_H
#define COMPOSITOR_H

#include <QtWaylandCompositor/QWaylandCompositor>
#include <QtWaylandCompositor/QWaylandSurface>
#include <QtWaylandCompositor/QWaylandView>

QT_BEGIN_NAMESPACE

class Window;

class View : public QWaylandView
{
    Q_OBJECT
public:
    View() : m_texture(0) {}
    GLuint getTexture();
    bool isCursor() const;
private:
    friend class Compositor;
    GLuint m_texture;
};

class Compositor : public QWaylandCompositor
{
    Q_OBJECT
public:
    Compositor(Window *window);
    ~Compositor();
    void create() Q_DECL_OVERRIDE;

    QList<View*> views() const { return m_views; }

    void startRender();
    void endRender();

private slots:
    void onSurfaceCreated(QWaylandSurface *surface);
    void onSurfaceDestroyed();
    void triggerRender();

    void viewSurfaceDestroyed();
private:
    Window *m_window;
    QList<View*> m_views;
};

QT_END_NAMESPACE

#endif // COMPOSITOR_H
