AdornedRulerPanel::QuickPlayRulerOverlay Class Reference

Inheritance diagram for AdornedRulerPanel::QuickPlayRulerOverlay:

Collaboration diagram for AdornedRulerPanel::QuickPlayRulerOverlay:

Public Member Functions
	QuickPlayRulerOverlay (QuickPlayIndicatorOverlay &partner)
void	Update ()
Public Member Functions inherited from Overlay
	Overlay ()=default
	Overlay (const Overlay &) PROHIBITED
Overlay &	operator= (const Overlay &) PROHIBITED
virtual	~Overlay ()=0
std::pair< wxRect, bool >	GetRectangle (wxSize size)
virtual void	Erase (wxDC &dc, wxDC &src)

Public Attributes
int	mNewQPIndicatorPos { -1 }
bool	mNewQPIndicatorSnapped {}
bool	mNewPreviewingScrub {}
bool	mNewScrub {}
bool	mNewSeek {}

Private Member Functions
AdornedRulerPanel *	GetRuler () const
unsigned	SequenceNumber () const override
	This number determines an ordering of overlays, so that those with higher numbers overpaint those with lower numbers that intersect. More...
std::pair< wxRect, bool >	DoGetRectangle (wxSize size) override
void	Draw (OverlayPanel &panel, wxDC &dc) override

Private Attributes
QuickPlayIndicatorOverlay &	mPartner
int	mOldQPIndicatorPos { -1 }
bool	mOldScrub {}
bool	mOldSeek {}

Detailed Description

Definition at line 126 of file AdornedRulerPanel.cpp.

Constructor & Destructor Documentation

QuickPlayRulerOverlay()

AdornedRulerPanel::QuickPlayRulerOverlay::QuickPlayRulerOverlay

(

QuickPlayIndicatorOverlay &

partner

)

Definition at line 196 of file AdornedRulerPanel.cpp.

: mPartner(partner)
{
}

Member Function Documentation

DoGetRectangle()

std::pair< wxRect, bool > AdornedRulerPanel::QuickPlayRulerOverlay::DoGetRectangle ( wxSize  size )

overrideprivatevirtual

Implements Overlay.

Definition at line 255 of file AdornedRulerPanel.cpp.

{
   Update();
 
   const auto x = mOldQPIndicatorPos;
   if (x >= 0) {
      // These dimensions are always sufficient, even if a little
      // excessive for the small triangle:
      const int width = IndicatorBigWidth() * 3 / 2;
      //const auto height = IndicatorHeightForWidth(width);
 
      const int indsize = width / 2;
 
      auto xx = x - indsize;
      auto yy = 0;
      return {
         { xx, yy,
            indsize * 2 + 1,
            GetRuler()->GetSize().GetHeight() },
         (x != mNewQPIndicatorPos
          || (mOldScrub != mNewScrub)
          || (mOldSeek != mNewSeek) )
      };
   }
   else
      return { {}, mNewQPIndicatorPos >= 0 };
}

References IndicatorBigWidth().

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Draw()

void AdornedRulerPanel::QuickPlayRulerOverlay::Draw ( OverlayPanel &  panel, wxDC &  dc  )

overrideprivatevirtual

Implements Overlay.

Definition at line 283 of file AdornedRulerPanel.cpp.

{
   mOldQPIndicatorPos = mNewQPIndicatorPos;
   mOldScrub = mNewScrub;
   mOldSeek = mNewSeek;
   if (mOldQPIndicatorPos >= 0) {
      auto ruler = GetRuler();
      auto width = mOldScrub ? IndicatorBigWidth() : IndicatorSmallWidth;
      ruler->DoDrawIndicator(
         &dc, mOldQPIndicatorPos, true, width, mOldScrub, mOldSeek);
   }
}

References IndicatorBigWidth(), IndicatorSmallWidth, and anonymous_namespace{TimeTrackVRulerControls.cpp}::ruler().

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GetRuler()

AdornedRulerPanel * AdornedRulerPanel::QuickPlayRulerOverlay::GetRuler ( ) const

private

Definition at line 202 of file AdornedRulerPanel.cpp.

{
   return &Get( *mPartner.mProject );
}

References AdornedRulerPanel::Get().

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SequenceNumber()

unsigned AdornedRulerPanel::QuickPlayRulerOverlay::SequenceNumber ( ) const

overrideprivatevirtual

This number determines an ordering of overlays, so that those with higher numbers overpaint those with lower numbers that intersect.

Implements Overlay.

Definition at line 249 of file AdornedRulerPanel.cpp.

{
   return 30;
}

Update()

void AdornedRulerPanel::QuickPlayRulerOverlay::Update

(

)

Definition at line 207 of file AdornedRulerPanel.cpp.

{
   const auto project = mPartner.mProject;
   auto &scrubber = Scrubber::Get( *project );
   auto ruler = GetRuler();
 
   // Hide during transport, or if mouse is not in the ruler, unless scrubbing
   if ((!ruler->LastCell() || ProjectAudioIO::Get( *project ).IsAudioActive())
       && (!scrubber.IsScrubbing() || scrubber.IsSpeedPlaying()
          || scrubber.IsKeyboardScrubbing()))
      mNewQPIndicatorPos = -1;
   else {
      const auto &selectedRegion = ViewInfo::Get( *project ).selectedRegion;
      double latestEnd =
         std::max(ruler->mTracks->GetEndTime(), selectedRegion.t1());
      if (ruler->mQuickPlayPos >= latestEnd)
         mNewQPIndicatorPos = -1;
      else {
         // This will determine the x coordinate of the line and of the
         // ruler indicator
         mNewQPIndicatorPos = ruler->Time2Pos(ruler->mQuickPlayPos);
 
         // These determine which shape is drawn on the ruler, and whether
         // in the scrub or the qp zone
         mNewScrub =
            ruler->mMouseEventState == AdornedRulerPanel::mesNone &&
            (ruler->LastCell() == ruler->mScrubbingCell ||
             (scrubber.HasMark()));
         mNewSeek = mNewScrub &&
            (scrubber.Seeks() || scrubber.TemporarilySeeks());
 
         // These two will determine the color of the line stroked over
         // the track panel, green for scrub or yellow for snapped or white
         mNewPreviewingScrub =
            ruler->LastCell() == ruler->mScrubbingCell &&
            !scrubber.IsScrubbing();
         mNewQPIndicatorSnapped = ruler->mIsSnapped;
      }
   }
}

References ViewInfo::Get(), ProjectAudioIO::Get(), Scrubber::Get(), ProjectAudioIO::IsAudioActive(), AdornedRulerPanel::mesNone, anonymous_namespace{TimeTrackVRulerControls.cpp}::ruler(), and ViewInfo::selectedRegion.

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Member Data Documentation

mNewPreviewingScrub

bool AdornedRulerPanel::QuickPlayRulerOverlay::mNewPreviewingScrub {}

Definition at line 135 of file AdornedRulerPanel.cpp.

mNewQPIndicatorPos

int AdornedRulerPanel::QuickPlayRulerOverlay::mNewQPIndicatorPos { -1 }

Definition at line 133 of file AdornedRulerPanel.cpp.

mNewQPIndicatorSnapped

bool AdornedRulerPanel::QuickPlayRulerOverlay::mNewQPIndicatorSnapped {}

Definition at line 134 of file AdornedRulerPanel.cpp.

mNewScrub

bool AdornedRulerPanel::QuickPlayRulerOverlay::mNewScrub {}

Definition at line 137 of file AdornedRulerPanel.cpp.

mNewSeek

bool AdornedRulerPanel::QuickPlayRulerOverlay::mNewSeek {}

Definition at line 138 of file AdornedRulerPanel.cpp.

mOldQPIndicatorPos

int AdornedRulerPanel::QuickPlayRulerOverlay::mOldQPIndicatorPos { -1 }

private

Definition at line 153 of file AdornedRulerPanel.cpp.

mOldScrub

bool AdornedRulerPanel::QuickPlayRulerOverlay::mOldScrub {}

private

Definition at line 154 of file AdornedRulerPanel.cpp.

mOldSeek

bool AdornedRulerPanel::QuickPlayRulerOverlay::mOldSeek {}

private

Definition at line 155 of file AdornedRulerPanel.cpp.

mPartner

QuickPlayIndicatorOverlay& AdornedRulerPanel::QuickPlayRulerOverlay::mPartner

private

Definition at line 150 of file AdornedRulerPanel.cpp.

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The documentation for this class was generated from the following file:

• AdornedRulerPanel.cpp