qt-everywhere-src-5.15.1/qtwebglplugin/src/plugins/platforms/webgl/qwebglcontext.h

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#ifndef QWEBGLCONTEXT_H
#define QWEBGLCONTEXT_H

#include <QtGui/qpa/qplatformopenglcontext.h>

QT_BEGIN_NAMESPACE

class QWebGLFunctionCall;
class QWebGLContextPrivate;

class QWebGLContext : public QPlatformOpenGLContext
{
public:
    QWebGLContext(const QSurfaceFormat &format);
    ~QWebGLContext() override;

    QSurfaceFormat format() const override;

    void swapBuffers(QPlatformSurface *surface) override;

    bool makeCurrent(QPlatformSurface *surface) override;
    void doneCurrent() override;

    bool isValid() const override;

    QFunctionPointer getProcAddress(const char *procName) override;

    int id() const;
    QPlatformSurface *currentSurface() const;

    static QWebGLFunctionCall *createEvent(const QString &functionName, bool wait = false);
    static QVariant queryValue(int id);

    static QStringList supportedFunctions();
    static quint8 functionIndex(const QString &functionName);

private:
    Q_DISABLE_COPY(QWebGLContext)
    Q_DECLARE_PRIVATE(QWebGLContext)
    QScopedPointer<QWebGLContextPrivate> d_ptr;
};

QT_END_NAMESPACE

#endif // QWEBGLCONTEXT_H