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39
40#ifndef QQUICKRENDERCONTROL_H
41#define QQUICKRENDERCONTROL_H
42
43#include <QtQuick/qtquickglobal.h>
44#include <QtGui/QImage>
45
46QT_BEGIN_NAMESPACE
47
48class QQuickWindow;
49class QOpenGLContext;
50class QQuickRenderControlPrivate;
51class QThread;
52
53class Q_QUICK_EXPORT QQuickRenderControl : public QObject
54{
55 Q_OBJECT
56
57public:
58 explicit QQuickRenderControl(QObject *parent = nullptr);
59 ~QQuickRenderControl() override;
60
61 void prepareThread(QThread *targetThread);
62 void initialize(QOpenGLContext *gl);
63 void invalidate();
64
65 void polishItems();
66 void render();
67 bool sync();
68
69 QImage grab();
70
71 static QWindow *renderWindowFor(QQuickWindow *win, QPoint *offset = nullptr);
72 virtual QWindow *renderWindow(QPoint *offset) { Q_UNUSED(offset); return nullptr; }
73
74Q_SIGNALS:
75 void renderRequested();
76 void sceneChanged();
77
78private:
79 Q_DECLARE_PRIVATE(QQuickRenderControl)
80};
81
82QT_END_NAMESPACE
83
84#endif // QQUICKRENDERCONTROL_H
85