ProjectSettings.h

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/**********************************************************************
 
Audacity: A Digital Audio Editor
 
ProjectSettings.h
 
Paul Licameli split from AudacityProject.h
 
**********************************************************************/
 
#ifndef __AUDACITY_PROJECT_SETTINGS__
#define __AUDACITY_PROJECT_SETTINGS__
 
#include <atomic>
#include <wx/event.h> // to declare custom event type
 
#include "ClientData.h" // to inherit
#include "Observer.h"
#include "Prefs.h" // to inherit
#include "audacity/Types.h"
 
class AudacityProject;
 
namespace ToolCodes {
enum : int {
   // The buttons that are in the Tools toolbar must be in correspondence
   // with the first few
   selectTool,
   envelopeTool,
   drawTool,
   multiTool,
 
#ifdef EXPERIMENTAL_BRUSH_TOOL
   brushTool,
#endif
 
   numTools,
   firstTool = selectTool,
};
}
 
struct ProjectSettingsEvent {
   const enum Type : int {
      ChangedTool,
   } type;
   const int oldValue;
   const int newValue;
};
 
class AUDACITY_DLL_API ProjectSettings final
   : public ClientData::Base
   , public Observer::Publisher<ProjectSettingsEvent>
   , private PrefsListener
{
public:
   static ProjectSettings &Get( AudacityProject &project );
   static const ProjectSettings &Get( const AudacityProject &project );
   
   explicit ProjectSettings( AudacityProject &project );
   ProjectSettings( const ProjectSettings & ) = delete;
   ProjectSettings &operator=( const ProjectSettings & ) = delete;
 
   // Current tool
 
   void SetTool(int tool);
   int GetTool() const { return mCurrentTool; }
 
   // Current brush radius
   void SetBrushRadius(int brushRadius) { mCurrentBrushRadius = brushRadius; }
   int GetBrushRadius() const { return mCurrentBrushRadius; }
 
   void SetSmartSelection(bool isSelected) { mbSmartSelection = isSelected; }
   bool IsSmartSelection() const { return mbSmartSelection; }
 
   void SetOvertones(bool isSelected) { mbOvertones = isSelected; }
   bool IsOvertones() const { return mbOvertones; }
 
   bool EmptyCanBeDirty() const { return mEmptyCanBeDirty; }
 
   bool GetShowSplashScreen() const { return mShowSplashScreen; }
 
private:
   void UpdatePrefs() override;
 
   AudacityProject &mProject;
 
   int mCurrentTool;
   int mCurrentBrushRadius;
   int mCurrentBrushHop;
   bool mbSmartSelection { false };
   bool mbOvertones { false };
   
   bool mEmptyCanBeDirty;
   bool mShowSplashScreen;
};
 
#endif