LadspaEditor Struct Reference

#include <LadspaEditor.h>

Inheritance diagram for LadspaEditor:

Collaboration diagram for LadspaEditor:

Public Member Functions
	LadspaEditor (const EffectUIServices &effect, const LadspaInstance &instance, unsigned numInputControls, unsigned numOutputControls, EffectSettingsAccess &access, double sampleRate, EffectType type, const LadspaEffectOutputs *pOutputs)
bool	UpdateUI () override
	Update appearance of the panel for changes in settings. More...
bool	ValidateUI () override
	Get settings data from the panel; may make error dialogs and return false. More...
void	Disconnect () override
	On the first call only, may disconnect from further event handling. More...
void	PopulateUI (ShuttleGui &S)
void	OnCheckBox (wxCommandEvent &evt)
void	OnSlider (wxCommandEvent &evt)
void	OnTextCtrl (wxCommandEvent &evt)
void	RefreshControls ()
void	UpdateControl (int index, float value, float epsilon)
void	UpdateControls (const LadspaEffectSettings &src)
Public Member Functions inherited from EffectEditor
	EffectEditor (const EffectUIServices &services, EffectSettingsAccess &access)
virtual	~EffectEditor ()
virtual bool	ValidateUI ()=0
	Get settings data from the panel; may make error dialogs and return false. More...
virtual bool	UpdateUI ()
	Update appearance of the panel for changes in settings. More...
virtual bool	IsGraphicalUI ()
virtual void	Disconnect ()
	On the first call only, may disconnect from further event handling. More...
virtual void	OnClose ()
Public Member Functions inherited from Observer::Publisher< EffectSettingChanged >
	Publisher (ExceptionPolicy *pPolicy=nullptr, Alloc a={})
	Constructor supporting type-erased custom allocation/deletion. More...
	Publisher (Publisher &&)=default
Publisher &	operator= (Publisher &&)=default
Subscription	Subscribe (Callback callback)
	Connect a callback to the Publisher; later-connected are called earlier. More...
Subscription	Subscribe (Object &obj, Return(Object::*callback)(Args...))
	Overload of Subscribe takes an object and pointer-to-member-function. More...

Static Public Member Functions
static LadspaEffectSettings &	GetSettings (EffectSettings &settings)
	Assume settings originated from MakeSettings() and copies thereof. More...
static const LadspaEffectSettings &	GetSettings (const EffectSettings &settings)
	Assume settings originated from MakeSettings() and copies thereof. More...
Static Public Member Functions inherited from EffectEditor
static bool	EnableApply (wxWindow *parent, bool enable=true)
	Enable or disable the Apply button of the dialog that contains parent. More...
static bool	EnablePreview (wxWindow *parent, bool enable=true)

Public Attributes
const LadspaInstance &	mInstance
const unsigned	mNumInputControls
const unsigned	mNumOutputControls
const double	mSampleRate
const EffectType	mType
LadspaEffectSettings	mSettings
const LadspaEffectOutputs *const	mpOutputs
NumericTextCtrl *	mDuration {}
wxWeakRef< wxDialog >	mDialog
wxWindow *	mParent {}
ArrayOf< wxSlider * >	mSliders
ArrayOf< wxTextCtrl * >	mFields
ArrayOf< wxStaticText * >	mLabels
ArrayOf< wxCheckBox * >	mToggles
std::vector< LadspaEffectMeter * >	mMeters

Additional Inherited Members
Public Types inherited from Observer::Publisher< EffectSettingChanged >
using	message_type = EffectSettingChanged
using	CallbackReturn = std::conditional_t< true, void, bool >
using	Callback = std::function< CallbackReturn(const EffectSettingChanged &) >
	Type of functions that can be connected to the Publisher. More...
Static Public Attributes inherited from EffectEditor
static constexpr int	kPlayID = 20102
Static Public Attributes inherited from Observer::Publisher< EffectSettingChanged >
static constexpr bool	notifies_all
Protected Member Functions inherited from EffectEditor
template<typename EventTag , typename Class , typename Event >
void	BindTo (wxEvtHandler &src, const EventTag &eventType, void(Class::*pmf)(Event &))
Protected Member Functions inherited from Observer::Publisher< EffectSettingChanged >
CallbackReturn	Publish (const EffectSettingChanged &message)
	Send a message to connected callbacks. More...
Protected Attributes inherited from EffectEditor
const EffectUIServices &	mUIServices
EffectSettingsAccess &	mAccess
bool	mUIClosed { false }

Detailed Description

Definition at line 28 of file LadspaEditor.h.

Constructor & Destructor Documentation

LadspaEditor()

LadspaEditor::LadspaEditor	(	const EffectUIServices &	effect,
		const LadspaInstance &	instance,
		unsigned	numInputControls,
		unsigned	numOutputControls,
		EffectSettingsAccess &	access,
		double	sampleRate,
		EffectType	type,
		const LadspaEffectOutputs *	pOutputs
	)

Definition at line 428 of file LadspaEditor.cpp.

   : EffectEditor{ effect, access }
   , mInstance{ instance }
   , mNumInputControls{ numInputControls }
   , mNumOutputControls{ numOutputControls }
   , mSampleRate{ sampleRate }
   , mType{ type }
   // Copy settings
   , mSettings{ GetSettings(access.Get()) }
   , mpOutputs{ pOutputs }
{}

Member Function Documentation

Disconnect()

void LadspaEditor::Disconnect ( )

overridevirtual

On the first call only, may disconnect from further event handling.

Default implemantation does nothing

Reimplemented from EffectEditor.

Definition at line 455 of file LadspaEditor.cpp.

{
  for (auto &meter : mMeters)
     if (meter) {
        meter->Disconnect();
        meter = nullptr;
     }
}

References mMeters.

GetSettings() [1/2]

static const LadspaEffectSettings & LadspaEditor::GetSettings ( const EffectSettings &  settings )

inlinestatic

Assume settings originated from MakeSettings() and copies thereof.

Definition at line 38 of file LadspaEditor.h.

   {
      return GetSettings(const_cast<EffectSettings &>(settings));
   }

References GetSettings(), and settings().

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GetSettings() [2/2]

static LadspaEffectSettings & LadspaEditor::GetSettings ( EffectSettings &  settings )

inlinestatic

Assume settings originated from MakeSettings() and copies thereof.

Definition at line 30 of file LadspaEditor.h.

   {
      auto pSettings = settings.cast<LadspaEffectSettings>();
      assert(pSettings);
      return *pSettings;
   }

References settings().

Referenced by GetSettings(), RefreshControls(), and ValidateUI().

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OnCheckBox()

void LadspaEditor::OnCheckBox

(

wxCommandEvent &

evt

)

Definition at line 464 of file LadspaEditor.cpp.

{
   int p = evt.GetId() - ID_Toggles;
   // 0.5 is a half of the interval
   UpdateControl(p, mToggles[p]->GetValue(), 0.5f);
   ValidateUI();
}

References ID_Toggles, mToggles, UpdateControl(), and ValidateUI().

Referenced by PopulateUI().

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OnSlider()

void LadspaEditor::OnSlider

(

wxCommandEvent &

evt

)

Definition at line 472 of file LadspaEditor.cpp.

{
   int p = evt.GetId() - ID_Sliders;
 
   float val;
   float lower = float(0.0);
   float upper = float(10.0);
   float range;
   bool forceint = false;
 
   LADSPA_PortRangeHint hint = mInstance.mData->PortRangeHints[p];
   if (LADSPA_IS_HINT_BOUNDED_BELOW(hint.HintDescriptor))
      lower = hint.LowerBound;
   if (LADSPA_IS_HINT_BOUNDED_ABOVE(hint.HintDescriptor))
      upper = hint.UpperBound;
   if (LADSPA_IS_HINT_SAMPLE_RATE(hint.HintDescriptor)) {
      lower *= mSampleRate;
      upper *= mSampleRate;
      forceint = true;
   }
 
   range = upper - lower;
   val = (mSliders[p]->GetValue() / 1000.0) * range + lower;
   wxString str;
   if (LADSPA_IS_HINT_INTEGER(hint.HintDescriptor) || forceint)
      str.Printf(wxT("%d"), (int)(val + 0.5));
   else
      str = Internat::ToDisplayString(val);
 
   mFields[p]->SetValue(str);
 
   UpdateControl(p, val, ControlValueTolerance);
   ValidateUI();
}

References ControlValueTolerance, _LADSPA_PortRangeHint::HintDescriptor, ID_Sliders, LADSPA_IS_HINT_BOUNDED_ABOVE, LADSPA_IS_HINT_BOUNDED_BELOW, LADSPA_IS_HINT_INTEGER, LADSPA_IS_HINT_SAMPLE_RATE, _LADSPA_PortRangeHint::LowerBound, LadspaInstance::mData, mFields, mInstance, mSampleRate, mSliders, _LADSPA_Descriptor::PortRangeHints, str, Internat::ToDisplayString(), UpdateControl(), _LADSPA_PortRangeHint::UpperBound, ValidateUI(), and wxT().

Referenced by PopulateUI().

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OnTextCtrl()

void LadspaEditor::OnTextCtrl

(

wxCommandEvent &

evt

)

Definition at line 507 of file LadspaEditor.cpp.

{
   int p = evt.GetId() - ID_Texts;
 
   float val;
   float lower = float(0.0);
   float upper = float(10.0);
   float range;
 
   val = Internat::CompatibleToDouble(mFields[p]->GetValue());
 
   LADSPA_PortRangeHint hint = mInstance.mData->PortRangeHints[p];
   if (LADSPA_IS_HINT_BOUNDED_BELOW(hint.HintDescriptor))
      lower = hint.LowerBound;
   if (LADSPA_IS_HINT_BOUNDED_ABOVE(hint.HintDescriptor))
      upper = hint.UpperBound;
   if (LADSPA_IS_HINT_SAMPLE_RATE(hint.HintDescriptor)) {
      lower *= mSampleRate;
      upper *= mSampleRate;
   }
   range = upper - lower;
   if (val < lower)
      val = lower;
   if (val > upper)
      val = upper;
 
   mSliders[p]->SetValue((int)(((val-lower)/range) * 1000.0 + 0.5));
 
   UpdateControl(p, val, ControlValueTolerance);
   ValidateUI();
}

References Internat::CompatibleToDouble(), ControlValueTolerance, _LADSPA_PortRangeHint::HintDescriptor, ID_Texts, LADSPA_IS_HINT_BOUNDED_ABOVE, LADSPA_IS_HINT_BOUNDED_BELOW, LADSPA_IS_HINT_SAMPLE_RATE, _LADSPA_PortRangeHint::LowerBound, LadspaInstance::mData, mFields, mInstance, mSampleRate, mSliders, _LADSPA_Descriptor::PortRangeHints, UpdateControl(), _LADSPA_PortRangeHint::UpperBound, and ValidateUI().

Referenced by PopulateUI().

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PopulateUI()

void LadspaEditor::PopulateUI

(

ShuttleGui &

S

)

Definition at line 156 of file LadspaEditor.cpp.

{
   auto &controls = mSettings.controls;
   auto parent = S.GetParent();
 
   mParent = parent;
 
   const auto &data = *mInstance.mData;
   mToggles.reinit( data.PortCount );
   mSliders.reinit( data.PortCount );
   mFields.reinit( data.PortCount, true);
   mLabels.reinit( data.PortCount );
   mMeters.resize( data.PortCount );
 
   wxASSERT(mParent); // To justify safenew
   wxScrolledWindow *const w = safenew wxScrolledWindow(mParent,
      wxID_ANY,
      wxDefaultPosition,
      wxDefaultSize,
      wxVSCROLL | wxTAB_TRAVERSAL);
 
   {
      auto mainSizer = std::make_unique<wxBoxSizer>(wxVERTICAL);
      w->SetScrollRate(0, 20);
 
      // This fools NVDA into not saying "Panel" when the dialog gets focus
      w->SetName(wxT("\a"));
      w->SetLabel(wxT("\a"));
 
      mainSizer->Add(w, 1, wxEXPAND);
      mParent->SetSizer(mainSizer.release());
   }
 
   wxSizer *marginSizer;
   {
      auto uMarginSizer = std::make_unique<wxBoxSizer>(wxVERTICAL);
      marginSizer = uMarginSizer.get();
 
      // Make user-adjustible input controls
      if (mNumInputControls) {
         auto paramSizer = std::make_unique<wxStaticBoxSizer>(wxVERTICAL, w, _("Effect Settings"));
 
         auto gridSizer = std::make_unique<wxFlexGridSizer>(5, 0, 0);
         gridSizer->AddGrowableCol(3);
 
         wxControl *item;
 
         // Add the duration control for generators
         if (mType == EffectTypeGenerate) {
            item = safenew wxStaticText(w, 0, _("Duration:"));
            gridSizer->Add(item, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_RIGHT | wxALL, 5);
            auto &extra = mAccess.Get().extra;
            mDuration = safenew
               NumericTextCtrl(FormatterContext::SampleRateContext(mSampleRate),
                  w, ID_Duration,
                  NumericConverterType_TIME(),
                  extra.GetDurationFormat(),
                  extra.GetDuration(),
                  NumericTextCtrl::Options{}
                     .AutoPos(true));
            mDuration->SetName( XO("Duration") );
            gridSizer->Add(mDuration, 0, wxALIGN_CENTER_VERTICAL | wxALL, 5);
            gridSizer->Add(1, 1, 0);
            gridSizer->Add(1, 1, 0);
            gridSizer->Add(1, 1, 0);
         }
 
         for (unsigned long p = 0; p < data.PortCount; ++p) {
            LADSPA_PortDescriptor d = data.PortDescriptors[p];
            if (LADSPA_IS_PORT_AUDIO(d) || LADSPA_IS_PORT_OUTPUT(d))
            {
               continue;
            }
 
            wxString labelText = LAT1CTOWX(data.PortNames[p]);
            item = safenew wxStaticText(w, 0, wxString::Format(_("%s:"), labelText));
            gridSizer->Add(item, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_RIGHT | wxALL, 5);
 
            wxString fieldText;
            LADSPA_PortRangeHint hint = data.PortRangeHints[p];
 
            if (LADSPA_IS_HINT_TOGGLED(hint.HintDescriptor)) {
               mToggles[p] = safenew wxCheckBox(w, ID_Toggles + p, wxT(""));
               mToggles[p]->SetName(labelText);
               mToggles[p]->SetValue(controls[p] > 0);
               BindTo(*mToggles[p],
                  wxEVT_COMMAND_CHECKBOX_CLICKED, &LadspaEditor::OnCheckBox);
               gridSizer->Add(mToggles[p], 0, wxALL, 5);
 
               gridSizer->Add(1, 1, 0);
               gridSizer->Add(1, 1, 0);
               gridSizer->Add(1, 1, 0);
               continue;
            }
 
            wxString bound;
            float lower = -FLT_MAX;
            float upper = FLT_MAX;
            bool haslo = false;
            bool hashi = false;
            bool forceint = false;
 
            if (LADSPA_IS_HINT_BOUNDED_BELOW(hint.HintDescriptor)) {
               lower = hint.LowerBound;
               haslo = true;
            }
 
            if (LADSPA_IS_HINT_BOUNDED_ABOVE(hint.HintDescriptor)) {
               upper = hint.UpperBound;
               hashi = true;
            }
 
            if (LADSPA_IS_HINT_SAMPLE_RATE(hint.HintDescriptor)) {
               lower *= mSampleRate;
               upper *= mSampleRate;
               forceint = true;
            }
 
            // Limit to the UI precision
            lower = ceilf(lower * 1000000.0) / 1000000.0;
            upper = floorf(upper * 1000000.0) / 1000000.0;
            controls[p] = roundf(controls[p] * 1000000.0) / 1000000.0;
 
            if (haslo && controls[p] < lower)
               controls[p] = lower;
 
            if (hashi && controls[p] > upper)
               controls[p] = upper;
 
            // Don't specify a value at creation time.  This prevents unwanted events
            // being sent to the OnTextCtrl() handler before the associated slider
            // has been created.
            mFields[p] = safenew wxTextCtrl(w, ID_Texts + p);
            mFields[p]->SetName(labelText);
            BindTo(*mFields[p],
               wxEVT_COMMAND_TEXT_UPDATED, &LadspaEditor::OnTextCtrl);
            gridSizer->Add(mFields[p], 0, wxALIGN_CENTER_VERTICAL | wxALL, 5);
 
            wxString str;
            if (haslo) {
               if (LADSPA_IS_HINT_INTEGER(hint.HintDescriptor) || forceint)
               {
                  str.Printf(wxT("%d"), (int)(lower + 0.5));
               }
               else
               {
                  str = Internat::ToDisplayString(lower);
               }
               item = safenew wxStaticText(w, 0, str);
               gridSizer->Add(item, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_RIGHT | wxALL, 5);
            }
            else
               gridSizer->Add(1, 1, 0);
 
            mSliders[p] = safenew wxSliderWrapper(w, ID_Sliders + p,
               0, 0, 1000,
               wxDefaultPosition,
               wxSize(200, -1));
#if wxUSE_ACCESSIBILITY
            // so that name can be set on a standard control
            mSliders[p]->SetAccessible(safenew WindowAccessible(mSliders[p]));
#endif
            mSliders[p]->SetName(labelText);
            BindTo(*mSliders[p],
               wxEVT_COMMAND_SLIDER_UPDATED, &LadspaEditor::OnSlider);
            gridSizer->Add(mSliders[p], 0, wxALIGN_CENTER_VERTICAL | wxEXPAND | wxALL, 5);
 
            if (hashi) {
               if (LADSPA_IS_HINT_INTEGER(hint.HintDescriptor) || forceint)
                  str.Printf(wxT("%d"), (int)(upper + 0.5));
               else
                  str = Internat::ToDisplayString(upper);
               item = safenew wxStaticText(w, 0, str);
               gridSizer->Add(item, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT | wxALL, 5);
            }
            else
               gridSizer->Add(1, 1, 0);
 
            if (LADSPA_IS_HINT_INTEGER(hint.HintDescriptor) || forceint) {
               fieldText.Printf(wxT("%d"), (int)(controls[p] + 0.5));
 
               IntegerValidator<float> vld(&controls[p]);
               vld.SetRange(haslo ? lower : INT_MIN,
                  hashi ? upper : INT_MAX);
               mFields[p]->SetValidator(vld);
            }
            else {
               fieldText = Internat::ToDisplayString(controls[p]);
 
               // > 12 decimal places can cause rounding errors in display.
               FloatingPointValidator<float> vld(6, &controls[p]);
               vld.SetRange(lower, upper);
 
               // Set number of decimal places
               if (upper - lower < 10.0)
                  vld.SetStyle(NumValidatorStyle::THREE_TRAILING_ZEROES);
               else if (upper - lower < 100.0)
                  vld.SetStyle(NumValidatorStyle::TWO_TRAILING_ZEROES);
               else
                  vld.SetStyle(NumValidatorStyle::ONE_TRAILING_ZERO);
 
               mFields[p]->SetValidator(vld);
            }
 
            // Set the textctrl value.  This will trigger an event so OnTextCtrl()
            // can update the slider.
            mFields[p]->SetValue(fieldText);
         }
 
         paramSizer->Add(gridSizer.release(), 0, wxEXPAND | wxALL, 5);
         marginSizer->Add(paramSizer.release(), 0, wxEXPAND | wxALL, 5);
      }
 
      // Make output meters
      if (mNumOutputControls > 0) {
         auto paramSizer = std::make_unique<wxStaticBoxSizer>(wxVERTICAL, w, _("Effect Output"));
 
         auto gridSizer = std::make_unique<wxFlexGridSizer>(2, 0, 0);
         gridSizer->AddGrowableCol(1);
 
         wxControl *item;
 
         for (unsigned long p = 0; p < data.PortCount; ++p) {
            LADSPA_PortDescriptor d = data.PortDescriptors[p];
            if (LADSPA_IS_PORT_AUDIO(d) || LADSPA_IS_PORT_INPUT(d))
               continue;
 
            wxString labelText = LAT1CTOWX(data.PortNames[p]);
            item = safenew wxStaticText(
               w, 0, wxString::Format(_("%s:"), labelText));
            gridSizer->Add(
               item, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_RIGHT | wxALL, 5);
 
            //LADSPA_PortRangeHint hint = data.PortRangeHints[p];
 
            wxString bound;
            float lower = 0.0;
            float upper = 1.0;
 
            // Limit to the UI precision
            lower = ceilf(lower * 1000000.0) / 1000000.0;
            upper = floorf(upper * 1000000.0) / 1000000.0;
            controls[p] = lower;
 
            // Capture const reference to output control value for later
            // display update
            static float sink;
            auto pOutput = mpOutputs ? &mpOutputs->controls[p] : &sink;
            mMeters[p] = safenew LadspaEffectMeter(
               w, *pOutput, lower, upper);
            mMeters[p]->SetLabel(labelText);    // for screen readers
            gridSizer->Add(mMeters[p], 1, wxEXPAND | wxALIGN_CENTER_VERTICAL | wxALL, 5);
         }
 
         paramSizer->Add(gridSizer.release(), 0, wxEXPAND | wxALL, 5);
         marginSizer->Add(paramSizer.release(), 0, wxEXPAND | wxALL, 5);
      }
 
      w->SetSizer(uMarginSizer.release());
   }
 
   w->Layout();
 
   // Try to give the window a sensible default/minimum size
   wxSize sz1 = marginSizer->GetMinSize();
   wxSize sz2 = mParent->GetMinSize();
   w->SetMinSize( { std::min(sz1.x, sz2.x), std::min(sz1.y, sz2.y) } );
 
   // And let the parent reduce to the NEW minimum if possible
   mParent->SetMinSize({ -1, -1 });
}

References _, NumericTextCtrl::Options::AutoPos(), EffectEditor::BindTo(), LadspaEffectSettings::controls, LadspaEffectOutputs::controls, EffectTypeGenerate, EffectSettings::extra, EffectSettingsAccess::Get(), _LADSPA_PortRangeHint::HintDescriptor, ID_Duration, ID_Sliders, ID_Texts, ID_Toggles, LADSPA_IS_HINT_BOUNDED_ABOVE, LADSPA_IS_HINT_BOUNDED_BELOW, LADSPA_IS_HINT_INTEGER, LADSPA_IS_HINT_SAMPLE_RATE, LADSPA_IS_HINT_TOGGLED, LADSPA_IS_PORT_AUDIO, LADSPA_IS_PORT_INPUT, LADSPA_IS_PORT_OUTPUT, LAT1CTOWX, _LADSPA_PortRangeHint::LowerBound, EffectEditor::mAccess, LadspaInstance::mData, mDuration, mFields, min(), mInstance, mLabels, mMeters, mNumInputControls, mNumOutputControls, mParent, mpOutputs, mSampleRate, mSettings, mSliders, mToggles, mType, NumericConverterType_TIME(), OnCheckBox(), OnSlider(), OnTextCtrl(), ArrayOf< X >::reinit(), S, safenew, FormatterContext::SampleRateContext(), NumericTextCtrl::SetName(), str, Internat::ToDisplayString(), _LADSPA_PortRangeHint::UpperBound, wxEVT_COMMAND_TEXT_UPDATED, wxT(), and XO().

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RefreshControls()

void LadspaEditor::RefreshControls

(

)

Definition at line 539 of file LadspaEditor.cpp.

{
   if (!mParent)
      return;
 
   // Copy from the dialog
   UpdateControls(GetSettings(mAccess.Get()));
 
   auto& controls = mSettings.controls;
 
   const auto &data = *mInstance.mData;
   for (unsigned long p = 0; p < data.PortCount; ++p) {
      LADSPA_PortDescriptor d = data.PortDescriptors[p];
      if (!(LADSPA_IS_PORT_CONTROL(d)))
         continue;
 
      wxString fieldText;
      LADSPA_PortRangeHint hint = data.PortRangeHints[p];
 
      bool forceint = false;
      if (LADSPA_IS_HINT_SAMPLE_RATE(hint.HintDescriptor))
         forceint = true;
 
      if (LADSPA_IS_PORT_OUTPUT(d))
         continue;
 
      if (LADSPA_IS_HINT_TOGGLED(hint.HintDescriptor)) {
         mToggles[p]->SetValue(controls[p] > 0);
         continue;
      }
 
      if (LADSPA_IS_HINT_INTEGER(hint.HintDescriptor) || forceint)
         fieldText.Printf(wxT("%d"), (int)(controls[p] + 0.5));
      else
         fieldText = Internat::ToDisplayString(controls[p]);
 
      // Set the textctrl value.  This will trigger an event so OnTextCtrl()
      // can update the slider.
      mFields[p]->SetValue(fieldText);
   }
}

References LadspaEffectSettings::controls, EffectSettingsAccess::Get(), GetSettings(), _LADSPA_PortRangeHint::HintDescriptor, LADSPA_IS_HINT_INTEGER, LADSPA_IS_HINT_SAMPLE_RATE, LADSPA_IS_HINT_TOGGLED, LADSPA_IS_PORT_CONTROL, LADSPA_IS_PORT_OUTPUT, EffectEditor::mAccess, LadspaInstance::mData, mFields, mInstance, mParent, mSettings, mToggles, _LADSPA_Descriptor::PortDescriptors, Internat::ToDisplayString(), UpdateControls(), and wxT().

Referenced by UpdateUI().

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UpdateControl()

void LadspaEditor::UpdateControl	(	int	index,
		float	value,
		float	epsilon
	)

Definition at line 581 of file LadspaEditor.cpp.

{
   auto& controls = mSettings.controls;
 
   assert(index < static_cast<int>(controls.size()));
 
   if (std::abs(controls[index] - value) < epsilon)
      return;
 
   controls[index] = value;
   Publish({ size_t(index), value });
}

References LadspaEffectSettings::controls, mSettings, and Observer::Publisher< EffectSettingChanged >::Publish().

Referenced by OnCheckBox(), OnSlider(), OnTextCtrl(), and UpdateControls().

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UpdateControls()

void LadspaEditor::UpdateControls

(

const LadspaEffectSettings &

src

)

Definition at line 594 of file LadspaEditor.cpp.

{
   const auto& data = *mInstance.mData;
 
   for (size_t portIndex = 0, portsCount = src.controls.size();
        portIndex < portsCount;
        ++portIndex)
   {
      LADSPA_PortDescriptor d = data.PortDescriptors[portIndex];
 
      if (!(LADSPA_IS_PORT_CONTROL(d)) || (LADSPA_IS_PORT_OUTPUT(d)))
         continue;
 
      LADSPA_PortRangeHint hint = mInstance.mData->PortRangeHints[portIndex];
 
      const bool isIntValue = (LADSPA_IS_HINT_TOGGLED(hint.HintDescriptor)) ||
                              (LADSPA_IS_HINT_INTEGER(hint.HintDescriptor)) ||
                              (LADSPA_IS_HINT_SAMPLE_RATE(hint.HintDescriptor));
 
      UpdateControl(
         portIndex, src.controls[portIndex],
         isIntValue ? 0.5f : ControlValueTolerance);
   }
}

References LadspaEffectSettings::controls, ControlValueTolerance, _LADSPA_PortRangeHint::HintDescriptor, LADSPA_IS_HINT_INTEGER, LADSPA_IS_HINT_SAMPLE_RATE, LADSPA_IS_HINT_TOGGLED, LADSPA_IS_PORT_CONTROL, LADSPA_IS_PORT_OUTPUT, LadspaInstance::mData, mInstance, _LADSPA_Descriptor::PortDescriptors, _LADSPA_Descriptor::PortRangeHints, and UpdateControl().

Referenced by RefreshControls().

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UpdateUI()

bool LadspaEditor::UpdateUI ( )

overridevirtual

Update appearance of the panel for changes in settings.

Default implementation does nothing, returns true

Returns

true if successful

Reimplemented from EffectEditor.

Definition at line 150 of file LadspaEditor.cpp.

{
   RefreshControls();
   return true;
}

References RefreshControls().

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ValidateUI()

bool LadspaEditor::ValidateUI ( )

overridevirtual

Get settings data from the panel; may make error dialogs and return false.

Returns

true only if panel settings are acceptable

Implements EffectEditor.

Definition at line 444 of file LadspaEditor.cpp.

{
   mAccess.ModifySettings([this](EffectSettings &settings){
      if (mType == EffectTypeGenerate)
         settings.extra.SetDuration(mDuration->GetValue());
      GetSettings(settings) = mSettings;
      return nullptr;
   });
   return true;
}

References EffectTypeGenerate, GetSettings(), NumericConverter::GetValue(), EffectEditor::mAccess, mDuration, EffectSettingsAccess::ModifySettings(), mSettings, mType, and settings().

Referenced by OnCheckBox(), OnSlider(), and OnTextCtrl().

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Member Data Documentation

mDialog

wxWeakRef<wxDialog> LadspaEditor::mDialog

Definition at line 73 of file LadspaEditor.h.

mDuration

NumericTextCtrl* LadspaEditor::mDuration {}

Definition at line 72 of file LadspaEditor.h.

Referenced by PopulateUI(), and ValidateUI().

mFields

ArrayOf<wxTextCtrl*> LadspaEditor::mFields

Definition at line 76 of file LadspaEditor.h.

Referenced by OnSlider(), OnTextCtrl(), PopulateUI(), and RefreshControls().

mInstance

const LadspaInstance& LadspaEditor::mInstance

Definition at line 63 of file LadspaEditor.h.

Referenced by OnSlider(), OnTextCtrl(), PopulateUI(), RefreshControls(), and UpdateControls().

mLabels

ArrayOf<wxStaticText*> LadspaEditor::mLabels

Definition at line 77 of file LadspaEditor.h.

Referenced by PopulateUI().

mMeters

std::vector<LadspaEffectMeter *> LadspaEditor::mMeters

Definition at line 79 of file LadspaEditor.h.

Referenced by Disconnect(), and PopulateUI().

mNumInputControls

const unsigned LadspaEditor::mNumInputControls

Definition at line 64 of file LadspaEditor.h.

Referenced by PopulateUI().

mNumOutputControls

const unsigned LadspaEditor::mNumOutputControls

Definition at line 65 of file LadspaEditor.h.

Referenced by PopulateUI().

mParent

wxWindow* LadspaEditor::mParent {}

Definition at line 74 of file LadspaEditor.h.

Referenced by PopulateUI(), and RefreshControls().

mpOutputs

const LadspaEffectOutputs* const LadspaEditor::mpOutputs

Definition at line 70 of file LadspaEditor.h.

Referenced by PopulateUI().

mSampleRate

const double LadspaEditor::mSampleRate

Definition at line 67 of file LadspaEditor.h.

Referenced by OnSlider(), OnTextCtrl(), and PopulateUI().

mSettings

LadspaEffectSettings LadspaEditor::mSettings

Definition at line 69 of file LadspaEditor.h.

Referenced by PopulateUI(), RefreshControls(), UpdateControl(), and ValidateUI().

mSliders

ArrayOf<wxSlider*> LadspaEditor::mSliders

Definition at line 75 of file LadspaEditor.h.

Referenced by OnSlider(), OnTextCtrl(), and PopulateUI().

mToggles

ArrayOf<wxCheckBox*> LadspaEditor::mToggles

Definition at line 78 of file LadspaEditor.h.

Referenced by OnCheckBox(), PopulateUI(), and RefreshControls().

mType

const EffectType LadspaEditor::mType

Definition at line 68 of file LadspaEditor.h.

Referenced by PopulateUI(), and ValidateUI().

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The documentation for this struct was generated from the following files:

• LadspaEditor.h
• LadspaEditor.cpp