RCanvasWidget.h

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// Author: Sergey Linev, GSI  13/01/2021
 
/*************************************************************************
 * Copyright (C) 1995-2021, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef RCanvasWidget_H
#define RCanvasWidget_H
 
#include <QWidget>
#include <QWebEngineView>
 
#include <memory>
 
namespace ROOT {
namespace Experimental {
class RCanvas;
}
}
 
class RCanvasWidget : public QWidget {
 
   Q_OBJECT
 
protected:
 
   void resizeEvent(QResizeEvent *event) override;
 
   QWebEngineView *fView{nullptr};  ///< qt webwidget to show
 
   std::shared_ptr<ROOT::Experimental::RCanvas> fCanvas;
 
public:
   RCanvasWidget(QWidget *parent = nullptr);
   ~RCanvasWidget() override;
 
   /// returns canvas shown in the widget
   auto getCanvas() { return fCanvas; }
 
};
 
#endif