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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QQUICKWIDGET_P_H
#define QQUICKWIDGET_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qquickwidget.h"
#include <private/qwidget_p.h>
#include <rhi/qrhi.h>
#include <private/qbackingstorerhisupport_p.h>
#include <QtCore/qurl.h>
#include <QtCore/qelapsedtimer.h>
#include <QtCore/qtimer.h>
#include <QtCore/qpointer.h>
#include <QtCore/QWeakPointer>
#include <QtQml/qqmlengine.h>
#include "private/qquickitemchangelistener_p.h"
QT_BEGIN_NAMESPACE
class QQmlContext;
class QQmlError;
class QQuickItem;
class QQmlComponent;
class QQuickRenderControl;
class QQuickWidgetPrivate
: public QWidgetPrivate,
public QQuickItemChangeListener
{
Q_DECLARE_PUBLIC(QQuickWidget)
public:
static QQuickWidgetPrivate* get(QQuickWidget *view) { return view->d_func(); }
static const QQuickWidgetPrivate* get(const QQuickWidget *view) { return view->d_func(); }
QQuickWidgetPrivate();
void destroy();
void execute();
void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &oldGeometry) override;
void initResize();
void updateSize();
void updatePosition();
void updateFrambufferObjectSize();
void setRootObject(QObject *);
void render(bool needsSync);
void renderSceneGraph();
void initializeWithRhi();
void handleContextCreationFailure(const QSurfaceFormat &format);
QPlatformBackingStoreRhiConfig rhiConfig() const override;
TextureData texture() const override;
QPlatformTextureList::Flags textureListFlags() override;
QImage grabFramebuffer() override;
void init(QQmlEngine* e = 0);
void ensureBackingScene();
void initOffscreenWindow();
void ensureEngine() const;
void handleWindowChange();
void invalidateRenderControl();
QSize rootObjectSize() const;
QPointer<QQuickItem> root;
QUrl source;
mutable QPointer<QQmlEngine> engine;
QQmlComponent *component;
QBasicTimer resizetimer;
QQuickWindow *offscreenWindow;
QQuickRenderControl *renderControl;
QRhi *rhi;
QRhiTexture *outputTexture;
QRhiRenderBuffer *depthStencil;
QRhiRenderBuffer *msaaBuffer;
QRhiTextureRenderTarget *rt;
QRhiRenderPassDescriptor *rtRp;
QQuickWidget::ResizeMode resizeMode;
QSize initialSize;
QElapsedTimer frameTimer;
QBasicTimer updateTimer;
bool eventPending;
bool updatePending;
bool fakeHidden;
int requestedSamples;
bool useSoftwareRenderer;
QImage softwareImage;
QRegion updateRegion;
bool forceFullUpdate;
bool deviceLost;
QBackingStoreRhiSupport offscreenRenderer;
};
class QQuickWidgetOffscreenWindow: public QQuickWindow
{
Q_OBJECT
public:
QQuickWidgetOffscreenWindow(QQuickWindowPrivate &dd, QQuickRenderControl *control);
};
QT_END_NAMESPACE
#endif // QQuickWidget_P_H
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