1 #ifndef GAMEVIEW_H

     2 #define GAMEVIEW_H

     3 

     4 #include <QQuickItem>

     5 

     6 #include <QtGui/QOpenGLFunctions>

     7 #include <QtGui/QOpenGLShaderProgram>

     8 

     9 class GameViewRenderer : public QObject, protected QOpenGLFunctions {

    10     Q_OBJECT

    11 public:

    12     GameViewRenderer()

    13         : m_delta(0)

    14     {

    15     }

    16     ~GameViewRenderer();

    17 

    18     void tick(quint32 delta) { m_delta = delta; }

    19     void setViewportSize(const QSize& size) { m_viewportSize = size; }

    20     void setWindow(QQuickWindow* window) { m_window = window; }

    21 

    22 public slots:

    23     void paint();

    24 

    25 private:

    26     QSize m_viewportSize;

    27     quint32 m_delta;

    28     QQuickWindow* m_window;

    29 };

    30 

    31 class GameView : public QQuickItem {

    32     Q_OBJECT

    33 

    34 public:

    35     GameView();

    36 

    37     Q_INVOKABLE void tick(quint32 delta);

    38 

    39 signals:

    40     void tChanged();

    41 

    42 public slots:

    43     void sync();

    44     void cleanup();

    45 

    46 private slots:

    47     void handleWindowChanged(QQuickWindow* win);

    48 

    49 private:

    50     quint32 m_delta;

    51     GameViewRenderer* m_renderer;

    52 };

    53 

    54 #endif // GAMEVIEW_H