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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QQUICKGRAPHICSINFO_P_H
+#define QQUICKGRAPHICSINFO_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 <QtCore/qobject.h>
+#include <QtCore/qpointer.h>
+#include <QtQml/qqml.h>
+#include <QtGui/qsurfaceformat.h>
+#include <QtQuick/qsgrendererinterface.h>
+
+QT_BEGIN_NAMESPACE
+
+class QQuickItem;
+class QQuickWindow;
+
+class QQuickGraphicsInfo : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(GraphicsApi api READ api NOTIFY apiChanged FINAL)
+    Q_PROPERTY(ShaderType shaderType READ shaderType NOTIFY shaderTypeChanged FINAL)
+    Q_PROPERTY(ShaderCompilationType shaderCompilationType READ shaderCompilationType NOTIFY shaderCompilationTypeChanged FINAL)
+    Q_PROPERTY(ShaderSourceType shaderSourceType READ shaderSourceType NOTIFY shaderSourceTypeChanged FINAL)
+
+    Q_PROPERTY(int majorVersion READ majorVersion NOTIFY majorVersionChanged FINAL)
+    Q_PROPERTY(int minorVersion READ minorVersion NOTIFY minorVersionChanged FINAL)
+    Q_PROPERTY(ContextProfile profile READ profile NOTIFY profileChanged FINAL)
+    Q_PROPERTY(RenderableType renderableType READ renderableType NOTIFY renderableTypeChanged FINAL)
+
+public:
+    enum GraphicsApi {
+        Unknown = QSGRendererInterface::Unknown,
+        Software = QSGRendererInterface::Software,
+        OpenGL = QSGRendererInterface::OpenGL,
+        Direct3D12 = QSGRendererInterface::Direct3D12
+    };
+    Q_ENUM(GraphicsApi)
+
+    enum ShaderType {
+        UnknownShadingLanguage = QSGRendererInterface::UnknownShadingLanguage,
+        GLSL = QSGRendererInterface::GLSL,
+        HLSL = QSGRendererInterface::HLSL
+    };
+    Q_ENUM(ShaderType)
+
+    enum ShaderCompilationType {
+        RuntimeCompilation = QSGRendererInterface::RuntimeCompilation,
+        OfflineCompilation = QSGRendererInterface::OfflineCompilation
+    };
+    Q_ENUM(ShaderCompilationType)
+
+    enum ShaderSourceType {
+        ShaderSourceString = QSGRendererInterface::ShaderSourceString,
+        ShaderSourceFile = QSGRendererInterface::ShaderSourceFile,
+        ShaderByteCode = QSGRendererInterface::ShaderByteCode
+    };
+    Q_ENUM(ShaderSourceType)
+
+    enum ContextProfile {
+        NoProfile = QSurfaceFormat::NoProfile,
+        CoreProfile = QSurfaceFormat::CoreProfile,
+        CompatibilityProfile = QSurfaceFormat::CompatibilityProfile
+    };
+    Q_ENUM(ContextProfile)
+
+    enum RenderableType {
+        SurfaceFormatUnspecified = QSurfaceFormat::DefaultRenderableType,
+        SurfaceFormatOpenGL = QSurfaceFormat::OpenGL,
+        SurfaceFormatOpenGLES = QSurfaceFormat::OpenGLES
+    };
+    Q_ENUM(RenderableType)
+
+    QQuickGraphicsInfo(QQuickItem *item = 0);
+
+    static QQuickGraphicsInfo *qmlAttachedProperties(QObject *object);
+
+    GraphicsApi api() const { return m_api; }
+    ShaderType shaderType() const { return m_shaderType; }
+    ShaderCompilationType shaderCompilationType() const { return m_shaderCompilationType; }
+    ShaderSourceType shaderSourceType() const { return m_shaderSourceType; }
+
+    int majorVersion() const { return m_majorVersion; }
+    int minorVersion() const { return m_minorVersion; }
+    ContextProfile profile() const { return m_profile; }
+    RenderableType renderableType() const { return m_renderableType; }
+
+Q_SIGNALS:
+    void apiChanged();
+    void shaderTypeChanged();
+    void shaderCompilationTypeChanged();
+    void shaderSourceTypeChanged();
+
+    void majorVersionChanged();
+    void minorVersionChanged();
+    void profileChanged();
+    void renderableTypeChanged();
+
+private Q_SLOTS:
+    void updateInfo();
+    void setWindow(QQuickWindow *window);
+
+private:
+    QPointer<QQuickWindow> m_window;
+    GraphicsApi m_api;
+    ShaderType m_shaderType;
+    ShaderCompilationType m_shaderCompilationType;
+    ShaderSourceType m_shaderSourceType;
+    int m_majorVersion;
+    int m_minorVersion;
+    ContextProfile m_profile;
+    RenderableType m_renderableType;
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPEINFO(QQuickGraphicsInfo, QML_HAS_ATTACHED_PROPERTIES)
+
+#endif // QQUICKGRAPHICSINFO_P_H