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++ // Copyright (C) 2025 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include "surfacegraphwidget.h"
++
++ #include <QtGraphsWidgets/q3dsurfacewidgetitem.h>
++
++ SurfaceGraphWidget::SurfaceGraphWidget() {}
++
++ SurfaceGraphWidget::~SurfaceGraphWidget() {}
++
++ void SurfaceGraphWidget::initialize()
++ {
++ m_surfaceGraph = new Q3DSurfaceWidgetItem();
++ m_surfaceGraph->setWidget(this);
++ }
++
++ Q3DSurfaceWidgetItem *SurfaceGraphWidget::surfaceGraph() const
++ {
++ return m_surfaceGraph;
++ }