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diff --git a/src/animation/frontend/qkeyframe.h b/src/animation/frontend/qkeyframe.h
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+++ b/src/animation/frontend/qkeyframe.h
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+/****************************************************************************
+**
+** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt3D 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 QT3DANIMATION_QKEYFRAME_H
+#define QT3DANIMATION_QKEYFRAME_H
+
+#include <QtGui/qvector2d.h>
+#include <Qt3DAnimation/qt3danimation_global.h>
+
+QT_BEGIN_NAMESPACE
+
+namespace Qt3DAnimation {
+
+class QT3DANIMATIONSHARED_EXPORT QKeyFrame
+{
+public:
+    enum InterpolationType : quint8 {
+        ConstantInterpolation,
+        LinearInterpolation,
+        BezierInterpolation
+    };
+
+    Q_DECL_CONSTEXPR QKeyFrame() Q_DECL_NOTHROW
+        : m_coordinates()
+        , m_leftControlPoint()
+        , m_rightControlPoint()
+        , m_interpolationType(BezierInterpolation)
+    {
+    }
+
+    Q_DECL_CONSTEXPR explicit QKeyFrame(QVector2D coords) Q_DECL_NOTHROW
+        : m_coordinates(coords)
+        , m_leftControlPoint()
+        , m_rightControlPoint()
+        , m_interpolationType(LinearInterpolation)
+    {
+    }
+
+    Q_DECL_CONSTEXPR explicit QKeyFrame(QVector2D coords,
+                                        QVector2D lh,
+                                        QVector2D rh) Q_DECL_NOTHROW
+        : m_coordinates(coords)
+        , m_leftControlPoint(lh)
+        , m_rightControlPoint(rh)
+        , m_interpolationType(BezierInterpolation)
+    {
+    }
+
+    void setCoordinates(QVector2D coords) Q_DECL_NOTHROW
+    {
+        m_coordinates = coords;
+    }
+
+    Q_DECL_CONSTEXPR QVector2D coordinates() const Q_DECL_NOTHROW
+    {
+        return m_coordinates;
+    }
+
+    void setLeftControlPoint(QVector2D lh) Q_DECL_NOTHROW
+    {
+        m_leftControlPoint = lh;
+    }
+
+    Q_DECL_CONSTEXPR QVector2D leftControlPoint() const Q_DECL_NOTHROW
+    {
+        return m_leftControlPoint;
+    }
+
+    void setRightControlPoint(QVector2D rh) Q_DECL_NOTHROW
+    {
+        m_rightControlPoint = rh;
+    }
+
+    Q_DECL_CONSTEXPR QVector2D rightControlPoint() const Q_DECL_NOTHROW
+    {
+        return m_rightControlPoint;
+    }
+
+    void setInterpolationType(InterpolationType interp) Q_DECL_NOTHROW
+    {
+        m_interpolationType = interp;
+    }
+
+    Q_DECL_CONSTEXPR InterpolationType interpolationType() const Q_DECL_NOTHROW
+    {
+        return m_interpolationType;
+    }
+
+    friend inline bool operator==(const QKeyFrame &, const QKeyFrame &) Q_DECL_NOTHROW;
+    friend inline bool operator!=(const QKeyFrame &, const QKeyFrame &) Q_DECL_NOTHROW;
+
+private:
+    QVector2D m_coordinates;
+    QVector2D m_leftControlPoint;
+    QVector2D m_rightControlPoint;
+    InterpolationType m_interpolationType;
+};
+
+QT3D_DECLARE_TYPEINFO(Qt3DAnimation, QKeyFrame, Q_PRIMITIVE_TYPE)
+
+inline bool operator==(const QKeyFrame &lhs, const QKeyFrame &rhs) Q_DECL_NOTHROW
+{
+    if (lhs.m_interpolationType != rhs.m_interpolationType)
+        return false;
+
+    if (lhs.m_interpolationType == QKeyFrame::BezierInterpolation) {
+        return lhs.m_coordinates == rhs.m_coordinates &&
+               lhs.m_leftControlPoint == rhs.m_leftControlPoint &&
+               lhs.m_rightControlPoint == rhs.m_rightControlPoint;
+    }
+
+    return lhs.m_coordinates == rhs.m_coordinates;
+}
+
+inline bool operator!=(const QKeyFrame &lhs, const QKeyFrame &rhs) Q_DECL_NOTHROW
+{
+    return !(lhs == rhs);
+}
+
+} // namespace Qt3DAnimation
+
+QT_END_NAMESPACE
+
+#endif // QT3DANIMATION_QKEYFRAME_H