paintedwindow.h

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#include <QWindow>

#include <QtGui/qopengl.h>
#include <QtGui/qopenglshaderprogram.h>
#include <QtGui/qopenglframebufferobject.h>

#include <QPropertyAnimation>

#include <QColor>
#include <QImage>
#include <QTime>

QT_BEGIN_NAMESPACE
class QOpenGLContext;
QT_END_NAMESPACE

class PaintedWindow : public QWindow
{
    Q_OBJECT
    Q_PROPERTY(qreal rotation READ rotation WRITE setRotation NOTIFY rotationChanged)

public:
    PaintedWindow();

    qreal rotation() const { return m_rotation; }

signals:
    void rotationChanged(qreal rotation);

private slots: