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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
**
**
**
****************************************************************************/
#ifndef QSGNODEUPDATER_P_H
#define QSGNODEUPDATER_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 <private/qtquickglobal_p.h>
#include <QtGui/private/qdatabuffer_p.h>
QT_BEGIN_NAMESPACE
class QSGNode;
class QSGTransformNode;
class QSGClipNode;
class QSGOpacityNode;
class QSGGeometryNode;
class QMatrix4x4;
class QSGRenderNode;
class Q_QUICK_PRIVATE_EXPORT QSGNodeUpdater
{
public:
QSGNodeUpdater();
virtual ~QSGNodeUpdater();
virtual void updateStates(QSGNode *n);
virtual bool isNodeBlocked(QSGNode *n, QSGNode *root) const;
protected:
virtual void enterTransformNode(QSGTransformNode *);
virtual void leaveTransformNode(QSGTransformNode *);
void enterClipNode(QSGClipNode *c);
void leaveClipNode(QSGClipNode *c);
void enterOpacityNode(QSGOpacityNode *o);
void leaveOpacityNode(QSGOpacityNode *o);
void enterGeometryNode(QSGGeometryNode *);
void leaveGeometryNode(QSGGeometryNode *);
void enterRenderNode(QSGRenderNode *);
void leaveRenderNode(QSGRenderNode *);
void visitNode(QSGNode *n);
void visitChildren(QSGNode *n);
QDataBuffer<const QMatrix4x4 *> m_combined_matrix_stack;
QDataBuffer<qreal> m_opacity_stack;
const QSGClipNode *m_current_clip;
int m_force_update;
};
QT_END_NAMESPACE
#endif
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