TrackArtist.cpp

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  TrackArtist.cpp
 
  Dominic Mazzoni
 
 
*******************************************************************//*******************************************************************/
 
 
#include "TrackArtist.h"
 
#include "AllThemeResources.h"
#include "prefs/GUIPrefs.h"
#include "SyncLock.h"
#include "Theme.h"
#include "TrackPanelDrawingContext.h"
 
#include "Decibels.h"
#include "prefs/TracksPrefs.h"
 
namespace
{
   void ChangeLightness(wxPen& pen, int ialpha)
   {
      pen.SetColour(pen.GetColour().ChangeLightness(ialpha));
   }
 
   void ChangeLightness(wxBrush& brush, int ialpha)
   {
      brush.SetColour(brush.GetColour().ChangeLightness(ialpha));
   }
}
 
TrackArtist::TrackArtist( TrackPanel *parent_ )
   : parent( parent_ )
{
   mdBrange = DecibelScaleCutoff.GetDefault();
   mShowClipping = false;
   mSampleDisplay = 1;// Stem plots by default.
 
   SetColours(0);
 
   UpdatePrefs();
}
 
TrackArtist::~TrackArtist()
{
}
 
TrackArtist * TrackArtist::Get( TrackPanelDrawingContext &context )
{
   return static_cast< TrackArtist* >( context.pUserData );
}
 
void TrackArtist::SetColours( int iColorIndex)
{
   theTheme.SetBrushColour( blankBrush,      clrBlank );
   theTheme.SetBrushColour( unselectedBrush, clrUnselected);
   theTheme.SetBrushColour( selectedBrush,   clrSelected);
   theTheme.SetBrushColour( sampleBrush,     clrSample);
   theTheme.SetBrushColour( selsampleBrush,  clrSelSample);
   theTheme.SetBrushColour( dragsampleBrush, clrDragSample);
   theTheme.SetBrushColour( blankSelectedBrush, clrBlankSelected);
   theTheme.SetBrushColour( envelopeBackgroundBrush, clrEnvelopeBackground);
   theTheme.SetBrushColour( clipAffordanceBackgroundBrush, clrBlank);
   theTheme.SetBrushColour( clipAffordanceBackgroundSelBrush, clrBlankSelected);
 
   theTheme.SetPenColour(   blankPen,        clrBlank);
   theTheme.SetPenColour(   unselectedPen,   clrUnselected);
   theTheme.SetPenColour(   selectedPen,     clrSelected);
   theTheme.SetPenColour(   muteSamplePen,   clrMuteSample);
   theTheme.SetPenColour(   odProgressDonePen, clrProgressDone);
   theTheme.SetPenColour(   odProgressNotYetPen, clrProgressNotYet);
   theTheme.SetPenColour(   clippedPen,      clrClipped);
   theTheme.SetPenColour(   muteClippedPen,  clrMuteClipped);
   theTheme.SetPenColour(   blankSelectedPen,clrBlankSelected);
 
   theTheme.SetPenColour(   selsamplePen,    clrSelSample);
   theTheme.SetPenColour(   muteRmsPen,      clrMuteRms);
 
   theTheme.SetPenColour( beatSepearatorPen[0], clrBeatSeparatorPen );
   theTheme.SetPenColour( beatSepearatorPen[1], clrBeatSeparatorPen );
   theTheme.SetPenColour( barSepearatorPen[0], clrBarSeparatorPen );
   theTheme.SetPenColour( barSepearatorPen[1], clrBarSeparatorPen );
   theTheme.SetBrushColour( beatStrongBrush[0], clrBeatFillStrongBrush );
   theTheme.SetBrushColour( beatStrongBrush[1], clrBeatFillStrongBrush );
   theTheme.SetBrushColour( beatWeakBrush[0], clrBeatFillWeakBrush );
   theTheme.SetBrushColour( beatWeakBrush[1], clrBeatFillWeakBrush );
   theTheme.SetBrushColour( beatStrongSelBrush[0], clrBeatFillStrongSelBrush );
   theTheme.SetBrushColour( beatStrongSelBrush[1], clrBeatFillStrongSelBrush );
   theTheme.SetBrushColour( beatWeakSelBrush[0], clrBeatFillWeakSelBrush );
   theTheme.SetBrushColour( beatWeakSelBrush[1], clrBeatFillWeakSelBrush );
 
   ChangeLightness(beatSepearatorPen[1], 90);
   ChangeLightness(barSepearatorPen[1], 90);
   ChangeLightness(beatStrongBrush[1], 90);
   ChangeLightness(beatWeakBrush[1], 90);
   ChangeLightness(beatStrongSelBrush[1], 90);
   ChangeLightness(beatWeakSelBrush[1], 90);
   ChangeLightness(clipAffordanceBackgroundBrush, 90 );
   ChangeLightness(clipAffordanceBackgroundSelBrush, 90);
 
   switch( iColorIndex %4 )
   {
      default:
      case 0:
         theTheme.SetPenColour(   samplePen,       clrSample);
         theTheme.SetPenColour(   rmsPen,          clrRms);
         break;
      case 1: // RED
         theTheme.SetPenColour(   samplePen,       clrSample2);
         theTheme.SetPenColour(   rmsPen,          clrRms2);
         break;
      case 2: // GREEN
         theTheme.SetPenColour(   samplePen,       clrSample3);
         theTheme.SetPenColour(   rmsPen,          clrRms3);
         break;
      case 3: //BLACK
         theTheme.SetPenColour(   samplePen,       clrSample4);
         theTheme.SetPenColour(   rmsPen,          clrRms4);
         break;
 
   }
}
 
void TrackArtist::UpdateSelectedPrefs( int id )
{
   if( id == ShowClippingPrefsID())
      mShowClipping = gPrefs->Read(wxT("/GUI/ShowClipping"), mShowClipping);
}
 
void TrackArtist::UpdatePrefs()
{
   mdBrange = DecibelScaleCutoff.Read();
   mSampleDisplay = TracksPrefs::SampleViewChoice();
 
   UpdateSelectedPrefs( ShowClippingPrefsID() );
 
   SetColours(0);
}