ViewBase.hh

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#ifndef G_VIEW_BASE
#define G_VIEW_BASE
 
#include <TCanvas.h>
 
namespace Garfield {
 
/// Base class for visualization classes.
 
class ViewBase {
 public:
  /// Default constructor.
  ViewBase() = delete;
  /// Constructor.
  ViewBase(const std::string& name);
  /// Destructor.
  virtual ~ViewBase();
 
  /// Set the canvas to be painted on.
  void SetCanvas(TCanvas* c);
  /// Retrieve the canvas.
  TCanvas* GetCanvas() { return m_canvas; }
 
  /// Switch on/off debugging output.
  void EnableDebugging(const bool on = true) { m_debug = on; }
 
 protected:
  std::string m_className = "ViewBase";
 
  // Options
  bool m_debug = false;
 
  // Canvas
  TCanvas* m_canvas = nullptr;
  bool m_hasExternalCanvas = false;
 
  // Viewing plane
  double m_proj[3][3];
 
  // Find an unused function name.
  std::string FindUnusedFunctionName(const std::string& s) const;
  // Find an unused histogram name.
  std::string FindUnusedHistogramName(const std::string& s) const;
};
}
#endif