examples/qwindow-compositor/qwindowcompositor.h

   1 #ifndef QWINDOWCOMPOSITOR_H
   2 #define QWINDOWCOMPOSITOR_H
   3
   4 #include "waylandcompositor.h"
   5 #include "waylandsurface.h"
   6 #include "textureblitter.h"
   7 #include "qopenglwindow.h"
   8
   9 #include <QtGui/private/qopengltexturecache_p.h>
  10 #include <QObject>
  11 #include <QOpenGLFunctions>
  12
  13 class QWindowCompositor : public QObject, public WaylandCompositor, protected QOpenGLFunctions
  14 {
  15     Q_OBJECT
  16 public:
  17     QWindowCompositor(QOpenGLWindow *window);
  18 private slots:
  19     void surfaceDestroyed(QObject *object);
  20     void surfaceMapped();
  21     void surfaceDamaged(const QRect &rect);
  22
  23     void render();
  24 protected:
  25     void surfaceDamaged(WaylandSurface *surface, const QRect &rect);
  26     void surfaceCreated(WaylandSurface *surface);
  27
  28     WaylandSurface* surfaceAt(const QPoint &point, QPoint *local = 0);
  29
  30     GLuint composeSurface(WaylandSurface *surface);
  31     void paintChildren(WaylandSurface *surface, WaylandSurface *window);
  32
  33
  34     bool eventFilter(QObject *obj, QEvent *event);
  35     QPointF toSurface(WaylandSurface *surface, const QPointF &pos) const;
  36
  37     void changeCursor(const QImage &image, int hotspotX, int hotspotY);
  38
  39 private:
  40     QOpenGLWindow *m_window;
  41     QImage m_backgroundImage;
  42     GLuint m_backgroundTexture;
  43     QList<WaylandSurface *> m_surfaces;
  44     TextureBlitter *m_textureBlitter;
  45     QOpenGLTextureCache *m_textureCache;
  46     GLuint m_surface_fbo;
  47     QTimer m_renderScheduler;
  48
  49     //Dragging windows around
  50     WaylandSurface *m_draggingWindow;
  51     bool m_dragKeyIsPressed;
  52     QPoint m_drag_diff;
  53
  54 };
  55
  56 #endif // QWINDOWCOMPOSITOR_H