Method UpdateGraphic

src/effects/EqualizationUI.cpp:651–691

}

void EqualizationUI::UpdateGraphic()
{
   auto &parameters = mCurvesList.mParameters;
   const auto &lin = parameters.mLin;
   auto &linEnvelope = parameters.mLinEnvelope;
   auto &logEnvelope = parameters.mLogEnvelope;
   const auto &loFreq = parameters.mLoFreq;
   const auto &hiFreq = parameters.mHiFreq;

   auto &drawMode = parameters.mDrawMode;

   if(lin)  //going from lin to log freq scale - do not use IsLinear() here
   {  // add some extra points to the linear envelope for the graphic to follow
      double step = pow(2., 1./12.);   // twelve steps per octave
      double when,value;
      for(double freq=10.; freq<hiFreq; freq*=step)
      {
         when = freq/hiFreq;
         value = linEnvelope.GetValue(when);
         linEnvelope.Insert(when, value);
      }

      mBands.EnvLinToLog();
      mFreqRuler->ruler.SetUpdater(&LogarithmicUpdater::Instance());
      mFreqRuler->ruler.SetRange(loFreq, hiFreq);
   }

   mBands.ErrMin();                  //move sliders to minimise error

   szrV->Show(szrG,true);  // eq sliders
   szrH->Show(szrI,mOptions == kEqLegacy );  // interpolation choice
   szrH->Show(szrL,false); // linear freq checkbox

   mUIParent->Layout();
   wxGetTopLevelParent(mUIParent)->Layout();
   mUIParent->Layout();
   wxGetTopLevelParent(mUIParent)->Layout();

   mBands.GraphicEQ(logEnvelope);
   drawMode = false;
}

void EqualizationUI::OnSize(wxSizeEvent & event)
{