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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 QCOCOAGLCONTEXT_H
#define QCOCOAGLCONTEXT_H
#include <QtCore/QPointer>
#include <QtCore/QVarLengthArray>
#include <QtCore/private/qcore_mac_p.h>
#include <qpa/qplatformopenglcontext.h>
#include <QtGui/qopenglcontext.h>
#include <QtGui/private/qopenglcontext_p.h>
#include <QtGui/QWindow>
Q_FORWARD_DECLARE_OBJC_CLASS(NSOpenGLContext);
Q_FORWARD_DECLARE_OBJC_CLASS(NSOpenGLPixelFormat);
QT_BEGIN_NAMESPACE
class QCocoaWindow;
class QCocoaGLContext : public QPlatformOpenGLContext, public QNativeInterface::QCocoaGLContext
{
public:
QCocoaGLContext(QOpenGLContext *context);
QCocoaGLContext(NSOpenGLContext *context);
~QCocoaGLContext();
void initialize() override;
bool makeCurrent(QPlatformSurface *surface) override;
void swapBuffers(QPlatformSurface *surface) override;
void doneCurrent() override;
void update();
QSurfaceFormat format() const override;
bool isSharing() const override;
bool isValid() const override;
NSOpenGLContext *nativeContext() const override;
QFunctionPointer getProcAddress(const char *procName) override;
private:
static NSOpenGLPixelFormat *pixelFormatForSurfaceFormat(const QSurfaceFormat &format);
bool setDrawable(QPlatformSurface *surface);
void updateSurfaceFormat();
NSOpenGLContext *m_context = nil;
NSOpenGLContext *m_shareContext = nil;
QSurfaceFormat m_format;
QVarLengthArray<QMacNotificationObserver, 3> m_updateObservers;
QAtomicInt m_needsUpdate = false;
#ifndef QT_NO_DEBUG_STREAM
friend QDebug operator<<(QDebug debug, const QCocoaGLContext *screen);
#endif
};
QT_END_NAMESPACE
#endif // QCOCOAGLCONTEXT_H
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