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++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #ifndef WINDOW_H
++ #define WINDOW_H
++
++ #include "renderarea.h"
++
++ #include <QList>
++ #include <QPainterPath>
++ #include <QWidget>
++
++ QT_BEGIN_NAMESPACE
++ class QComboBox;
++ QT_END_NAMESPACE
++
++ //! [0]
++ class Window : public QWidget
++ {
++ Q_OBJECT
++
++ public:
++ Window();
++
++ public slots:
++ void operationChanged();
++ void shapeSelected(int index);
++ //! [0]
++
++ //! [1]
++ private:
++ void setupShapes();
++
++ enum { NumTransformedAreas = 3 };
++ RenderArea *originalRenderArea;
++ RenderArea *transformedRenderAreas[NumTransformedAreas];
++ QComboBox *shapeComboBox;
++ QComboBox *operationComboBoxes[NumTransformedAreas];
++ QList<QPainterPath> shapes;
++ };
++ //! [1]
++
++ #endif