Inheritance diagram for ScrubForwarder:

Collaboration diagram for ScrubForwarder:

Public Member Functions
	ScrubForwarder (AudacityProject &project)

	~ScrubForwarder ()

void	OnMouse (wxMouseEvent &event)

Public Member Functions inherited from ClientData::Base
virtual	~Base ()

Public Attributes
AudacityProject &	mProject

wxWindowPtr< wxWindow >	mWindow

wxWeakRef< AdornedRulerPanel >	mRuler

std::weak_ptr< Scrubber >	mScrubber

Detailed Description

Definition at line 214 of file ScrubUI.cpp.

Constructor & Destructor Documentation

◆ ScrubForwarder()

ScrubForwarder::ScrubForwarder ( AudacityProject & project )

inline

Definition at line 218 of file ScrubUI.cpp.

      : mProject{ project }
   {
      mWindow = &ProjectWindow::Get( project );
      if ( mWindow )
         mWindow->PushEventHandler( this );
      mRuler = &AdornedRulerPanel::Get( project );
      mScrubber = Scrubber::Get( project ).shared_from_this();
   }

References AdornedRulerPanel::Get(), ProjectWindow::Get(), Scrubber::Get(), mRuler, mScrubber, mWindow, and project.

Here is the call graph for this function:

◆ ~ScrubForwarder()

ScrubForwarder::~ScrubForwarder ( )

inline

Definition at line 228 of file ScrubUI.cpp.

   {
      if ( mWindow )
         mWindow->PopEventHandler();
   }

References mWindow.

Member Function Documentation

◆ OnMouse()

void ScrubForwarder::OnMouse ( wxMouseEvent & event )

Definition at line 243 of file ScrubUI.cpp.

{
   auto pScrubber = mScrubber.lock();
   if ( !pScrubber || !mRuler ) {
      event.Skip();
      return;
   }
 
   auto &scrubber = *pScrubber;
 
   auto &ruler = *mRuler;
   const auto &state = ::wxGetMouseState();
   const auto &position = state.GetPosition();
   scrubber.SetMayDragToSeek(
      ruler.GetScreenRect().Contains(position) );
 
   /*
   auto trackPanel = mProject->GetTrackPanel();
   if (trackPanel &&
       trackPanel->GetScreenRect().Contains(position))
      return true;
    */
 
   //auto ruler = scrubber.mProject->GetRulerPanel();
   auto isScrubbing = scrubber.IsScrubbing();
   if (isScrubbing && !event.HasAnyModifiers()) {
      if(event.LeftDown() && scrubber.MayDragToSeek()) {
         // This event handler may catch mouse transitions that are missed
         // by the polling of mouse state by the timer.
         scrubber.SetSeekPress( true );
      }
      else if (event.m_wheelRotation) {
         double steps = event.m_wheelRotation /
         (event.m_wheelDelta > 0 ? (double)event.m_wheelDelta : 120.0);
         scrubber.HandleScrollWheel(steps);
      }
      else
         event.Skip();
   }
   else
      event.Skip();
}