SpectralSelectionBar.h

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/**********************************************************************
 
Audacity: A Digital Audio Editor
 
SpectralSelectionBar.h
 
Paul Licameli
 
**********************************************************************/
 
#ifndef __AUDACITY_SPECTRAL_SELECTION_BAR__
#define __AUDACITY_SPECTRAL_SELECTION_BAR__
 
#include <wx/defs.h>
 
#include "Observer.h"
#include "ToolBar.h"
 
class wxChoice;
class wxComboBox;
class wxCommandEvent;
class wxDC;
class wxSizeEvent;
 
class AudacityProject;
class NumericTextCtrl;
struct ProjectNumericFormatsEvent;
 
class SpectralSelectionBar final : public ToolBar {
 
public:
 
   static Identifier ID();
 
   SpectralSelectionBar( AudacityProject &project );
   virtual ~SpectralSelectionBar();
 
   bool ShownByDefault() const override;
   DockID DefaultDockID() const override;
 
   static SpectralSelectionBar &Get( AudacityProject &project );
   static const SpectralSelectionBar &Get( const AudacityProject &project );
 
   void Create(wxWindow *parent) override;
 
   void Populate() override;
   void Repaint(wxDC * WXUNUSED(dc)) override {};
   void EnableDisableButtons() override {};
   void UpdatePrefs() override;
 
   void SetFrequencies(double bottom, double top);
   void SetFrequencySelectionFormatName(const NumericFormatID & formatName);
   void SetBandwidthSelectionFormatName(const NumericFormatID & formatName);
 
   void RegenerateTooltips() override {};
 
private:
 
   void ValuesToControls();
   void SetBounds();
   void OnFormatsChanged(ProjectNumericFormatsEvent);
   void OnUpdate(wxCommandEvent &evt);
   void OnCtrl(wxCommandEvent &evt);
   void OnChoice(wxCommandEvent &evt);
   void OnIdle( wxIdleEvent &evt );
 
   void OnSize(wxSizeEvent &evt);
 
   void ModifySpectralSelection(bool done = false);
 
   Observer::Subscription mFormatsSubscription;
 
   bool mbCenterAndWidth;
 
   double mCenter; // hertz
   double mWidth; // logarithm of ratio of hertz
   double mLow; // hertz
   double mHigh; // hertz
 
   NumericTextCtrl *mCenterCtrl, *mWidthCtrl, *mLowCtrl, *mHighCtrl;
   wxChoice *mChoice;
 
   int mHeight;   // height of main sizer after creation - used by OnChoice()
 
public:
 
   DECLARE_CLASS(SpectralSelectionBar)
   DECLARE_EVENT_TABLE()
};
 
#endif