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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 QQUICKCANVASCONTEXT_P_H
#define QQUICKCANVASCONTEXT_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>
QT_REQUIRE_CONFIG(quick_canvas);
#include <QtQuick/qquickitem.h>
#include <QtQml/private/qv4staticvalue_p.h>
QT_BEGIN_NAMESPACE
namespace QV4 {
struct ExecutionEngine;
}
class QQuickCanvasItem;
class QSGLayer;
class QQuickCanvasContext : public QObject
{
Q_OBJECT
public:
QQuickCanvasContext(QObject *parent = nullptr);
~QQuickCanvasContext();
virtual QStringList contextNames() const = 0;
// Init (ignore options if necessary)
virtual void init(QQuickCanvasItem *canvasItem, const QVariantMap &args) = 0;
virtual void prepare(const QSize& canvasSize, const QSize& tileSize, const QRect& canvasWindow, const QRect& dirtyRect, bool smooth, bool antialiasing);
virtual void flush();
virtual QV4::ExecutionEngine *v4Engine() const = 0;
virtual void setV4Engine(QV4::ExecutionEngine *engine) = 0;
virtual QV4::ReturnedValue v4value() const = 0;
virtual QImage toImage(const QRectF& bounds) = 0;
Q_SIGNALS:
void textureChanged();
};
QT_END_NAMESPACE
#endif //QQUICKCANVASCONTEXT_P_H
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