Noise.cpp

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  Noise.cpp
 
  Dominic Mazzoni
 
*******************************************************************//*******************************************************************/
#include "Noise.h"
#include "EffectEditor.h"
#include "LoadEffects.h"
 
#include <wx/choice.h>
#include <wx/textctrl.h>
#include <wx/valgen.h>
 
#include "Prefs.h"
#include "ShuttleGui.h"
#include "../widgets/valnum.h"
#include "../widgets/NumericTextCtrl.h"
 
namespace{ BuiltinEffectsModule::Registration< EffectNoise > reg; }
 
std::unique_ptr<EffectEditor> EffectNoise::PopulateOrExchange(
   ShuttleGui & S, EffectInstance &, EffectSettingsAccess &access,
   const EffectOutputs *)
{
   mUIParent = S.GetParent();
 
   wxASSERT(nTypes == WXSIZEOF(kTypeStrings));
 
   S.StartMultiColumn(2, wxCENTER);
   {
      S.Validator<wxGenericValidator>(&mType)
         .AddChoice(XXO("&Noise type:"), Msgids(kTypeStrings, nTypes));
 
      S
         .Validator<FloatingPointValidator<double>>(
            6, &mAmp, NumValidatorStyle::NO_TRAILING_ZEROES, Amp.min, Amp.max )
         .AddTextBox(XXO("&Amplitude (0-1):"), L"", 12);
 
      S.AddPrompt(XXO("&Duration:"));
      auto &extra = access.Get().extra;
      mNoiseDurationT = safenew
         NumericTextCtrl(FormatterContext::SampleRateContext(mProjectRate),
                         S.GetParent(), wxID_ANY,
                         NumericConverterType_TIME(),
                         extra.GetDurationFormat(),
                         extra.GetDuration(),
                         NumericTextCtrl::Options{}
                            .AutoPos(true));
      S.Name(XO("Duration"))
         .Position(wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL)
         .AddWindow(mNoiseDurationT);
   }
   S.EndMultiColumn();
   return nullptr;
}
 
bool EffectNoise::TransferDataToWindow(const EffectSettings &settings)
{
   if (!mUIParent->TransferDataToWindow())
   {
      return false;
   }
 
   mNoiseDurationT->SetValue(settings.extra.GetDuration());
   return true;
}
 
bool EffectNoise::TransferDataFromWindow(EffectSettings &settings)
{
   if (!mUIParent->Validate() || !mUIParent->TransferDataFromWindow())
   {
      return false;
   }
 
   settings.extra.SetDuration(mNoiseDurationT->GetValue());
   return true;
}