anonymous_namespace{TimeTrackView.cpp} Namespace Reference

Functions
void	DrawHorzRulerAndCurve (TrackPanelDrawingContext &context, const wxRect &r, const TimeTrack &track, Ruler &ruler)
void	DrawTimeTrack (TrackPanelDrawingContext &context, const TimeTrack &track, Ruler &ruler, const wxRect &rect)

Function Documentation

DrawHorzRulerAndCurve()

void anonymous_namespace{TimeTrackView.cpp}::DrawHorzRulerAndCurve	(	TrackPanelDrawingContext &	context,
		const wxRect &	r,
		const TimeTrack &	track,
		Ruler &	ruler
	)

Definition at line 73 of file TimeTrackView.cpp.

{
   auto &dc = context.dc;
   const auto artist = TrackArtist::Get( context );
   const auto &zoomInfo = *artist->pZoomInfo;
   
   bool highlight = false;
#ifdef EXPERIMENTAL_TRACK_PANEL_HIGHLIGHTING
   auto target = dynamic_cast<EnvelopeHandle*>(context.target.get());
   highlight = target && target->GetEnvelope() == track.GetEnvelope();
#endif
   
   double min = zoomInfo.PositionToTime(0);
   double max = zoomInfo.PositionToTime(r.width);
   if (min > max)
   {
      wxASSERT(false);
      min = max;
   }
   
   AColor::UseThemeColour( &dc, clrUnselected );
   dc.DrawRectangle(r);
   
   //copy this rectangle away for future use.
   wxRect mid = r;
   
   // Draw the Ruler
   ruler.SetBounds(r.x, r.y, r.x + r.width - 1, r.y + r.height - 1);
   ruler.SetRange(min, max);
   ruler.SetFlip(true); // tick marks at top of track.
   ruler.Invalidate();  // otherwise does not redraw.
   ruler.SetTickColour( theTheme.Colour( clrTrackPanelText ));
   ruler.Draw(dc, track.GetEnvelope());
   
   Doubles envValues{ size_t(mid.width) };
   CommonChannelView::GetEnvelopeValues(*track.GetEnvelope(),
      0, 0, envValues.get(), mid.width, 0, zoomInfo);
   
   wxPen &pen = highlight ? AColor::uglyPen : AColor::envelopePen;
   dc.SetPen( pen );
   
   auto rangeLower = track.GetRangeLower(), rangeUpper = track.GetRangeUpper();
   double logLower = log(std::max(1.0e-7, rangeLower)),
      logUpper = log(std::max(1.0e-7, rangeUpper));
 
   for (int x = 0; x < mid.width; x++)
   {
      double y;
      if ( track.GetDisplayLog() )
         y = (double)mid.height * (logUpper - log(envValues[x])) / (logUpper - logLower);
      else
         y = (double)mid.height * (rangeUpper - envValues[x]) / (rangeUpper - rangeLower);
      int thisy = r.y + (int)y;
      AColor::Line(dc, mid.x + x, thisy - 1, mid.x + x, thisy+2);
   }
}

References ThemeBase::Colour(), TrackPanelDrawingContext::dc, Ruler::Draw(), AColor::envelopePen, TrackArtist::Get(), TimeTrack::GetDisplayLog(), TimeTrack::GetEnvelope(), EnvelopeHandle::GetEnvelope(), CommonChannelView::GetEnvelopeValues(), TimeTrack::GetRangeLower(), TimeTrack::GetRangeUpper(), Ruler::Invalidate(), AColor::Line(), min(), anonymous_namespace{TimeTrackVRulerControls.cpp}::ruler(), Ruler::SetBounds(), Ruler::SetFlip(), Ruler::SetRange(), Ruler::SetTickColour(), TrackPanelDrawingContext::target, theTheme, AColor::uglyPen, and AColor::UseThemeColour().

Referenced by DrawTimeTrack().

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DrawTimeTrack()

void anonymous_namespace{TimeTrackView.cpp}::DrawTimeTrack	(	TrackPanelDrawingContext &	context,
		const TimeTrack &	track,
		Ruler &	ruler,
		const wxRect &	rect
	)

Definition at line 132 of file TimeTrackView.cpp.

{
   // Ruler and curve...
   DrawHorzRulerAndCurve( context, rect, track, ruler );
 
   // ... then the control points
   wxRect envRect = rect;
   envRect.height -= 2;
   double lower = track.GetRangeLower(), upper = track.GetRangeUpper();
   const auto artist = TrackArtist::Get( context );
   const auto dbRange = artist->mdBrange;
   if(track.GetDisplayLog()) {
      // MB: silly way to undo the work of GetWaveYPos while still getting a logarithmic scale
      lower = LINEAR_TO_DB(std::max(1.0e-7, lower)) / dbRange + 1.0;
      upper = LINEAR_TO_DB(std::max(1.0e-7, upper)) / dbRange + 1.0;
   }
   EnvelopeEditor::DrawPoints( *track.GetEnvelope(),
        context, envRect,
        track.GetDisplayLog(), dbRange, lower, upper, false );
}

References DrawHorzRulerAndCurve(), EnvelopeEditor::DrawPoints(), TrackArtist::Get(), TimeTrack::GetDisplayLog(), TimeTrack::GetEnvelope(), TimeTrack::GetRangeLower(), TimeTrack::GetRangeUpper(), LINEAR_TO_DB, and anonymous_namespace{TimeTrackVRulerControls.cpp}::ruler().

Referenced by TimeTrackView::Draw().

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