compositor.h Example File

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#ifndef WINDOWCOMPOSITOR_H #define WINDOWCOMPOSITOR_H #include <QtWaylandCompositor/QWaylandCompositor> #include <QtWaylandCompositor/QWaylandSurface> #include <QtWaylandCompositor/QWaylandView> #include <QtWaylandCompositor/QWaylandWlShellSurface> #include <QtWaylandCompositor/QWaylandXdgSurfaceV5> #include <QTimer> #include <QOpenGLTextureBlitter> class QWaylandWlShell; class QWaylandWlShellSurface; class QWaylandXdgShellV5; class QOpenGLTexture; class Compositor; class View : public QWaylandView { Q_OBJECT public: View(Compositor *compositor); QOpenGLTexture *getTexture(); QOpenGLTextureBlitter::Origin textureOrigin() const; QPointF position() const { return m_position; } void setPosition(const QPointF &pos) { m_position = pos; } QSize size() const; bool isCursor() const; bool hasShell() const { return m_wlShellSurface; } void setParentView(View *parent) { m_parentView = parent; } View *parentView() const { return m_parentView; } QPointF parentPosition() const { return m_parentView ? (m_parentView->position() + m_parentView->parentPosition()) : QPointF(); } QSize windowSize() { return m_xdgSurface ? m_xdgSurface->windowGeometry().size() : surface() ? surface()->size() : m_size; } QPoint offset() const { return m_offset; } qreal animationFactor() const {return m_animationFactor; } void setAnimationFactor(qreal f) {m_animationFactor = f; } signals: void animationDone(); protected: void timerEvent(QTimerEvent *event) override; private: friend class Compositor; Compositor *m_compositor = nullptr; GLenum m_textureTarget = GL_TEXTURE_2D; QOpenGLTexture *m_texture = nullptr; QOpenGLTextureBlitter::Origin m_origin; QPointF m_position; QSize m_size; QWaylandWlShellSurface *m_wlShellSurface = nullptr; QWaylandXdgSurfaceV5 *m_xdgSurface = nullptr; QWaylandXdgPopupV5 *m_xdgPopup = nullptr; View *m_parentView = nullptr; QPoint m_offset; qreal m_animationFactor = 1.0; QBasicTimer m_animationTimer; bool m_animationCountUp; public slots: void onXdgSetMaximized(); void onXdgUnsetMaximized(); void onXdgSetFullscreen(QWaylandOutput *output); void onXdgUnsetFullscreen(); void onOffsetForNextFrame(const QPoint &offset); void startAnimation(bool countUp); void cancelAnimation(); }; class Compositor : public QWaylandCompositor { Q_OBJECT public: Compositor(QWindow *window); ~Compositor() override; void create() override; void startRender(); void endRender(); QList<View*> views() const { return m_views; } void raise(View *view); void handleMouseEvent(QWaylandView *target, QMouseEvent *me); void handleResize(View *target, const QSize &initialSize, const QPoint &delta, int edge); void handleDrag(View *target, QMouseEvent *me); QWaylandClient *popupClient() const; void closePopups(); protected: void adjustCursorSurface(QWaylandSurface *surface, int hotspotX, int hotspotY); signals: void startMove(); void startResize(int edge, bool anchored); void dragStarted(View *dragIcon); void frameOffset(const QPoint &offset); public slots: void triggerRender(); private slots: void surfaceHasContentChanged(); void surfaceDestroyed(); void viewSurfaceDestroyed(); void onStartMove(); void onWlStartResize(QWaylandSeat *seat, QWaylandWlShellSurface::ResizeEdge edges); void onXdgStartResize(QWaylandSeat *seat, QWaylandXdgSurfaceV5::ResizeEdge edges); void startDrag(); void onSurfaceCreated(QWaylandSurface *surface); void onWlShellSurfaceCreated(QWaylandWlShellSurface *wlShellSurface); void onXdgSurfaceCreated(QWaylandXdgSurfaceV5 *xdgSurface); void onXdgPopupRequested(QWaylandSurface *surface, QWaylandSurface *parent, QWaylandSeat *seat, const QPoint &position, const QWaylandResource &resource); void onSetTransient(QWaylandSurface *parentSurface, const QPoint &relativeToParent, bool inactive); void onSetPopup(QWaylandSeat *seat, QWaylandSurface *parent, const QPoint &relativeToParent); void onSubsurfaceChanged(QWaylandSurface *child, QWaylandSurface *parent); void onSubsurfacePositionChanged(const QPoint &position); void updateCursor(); void viewAnimationDone(); private: View *findView(const QWaylandSurface *s) const; QWindow *m_window = nullptr; QList<View*> m_views; QWaylandWlShell *m_wlShell = nullptr; QWaylandXdgShellV5 *m_xdgShell = nullptr; QWaylandView m_cursorView; int m_cursorHotspotX; int m_cursorHotspotY; }; #endif // WINDOWCOMPOSITOR_H

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